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170 Commits

Author SHA1 Message Date
61635a23f7 ok 2026-04-08 00:33:20 +02:00
d864765359 ok 2026-04-08 00:32:52 +02:00
d632526597 ok 2026-04-08 00:25:48 +02:00
3d2aca2b1f ok 2026-04-08 00:02:07 +02:00
9069d44284 Update 2026-04-07 23:37:20 +02:00
20d9023575 Update 2026-04-07 21:28:02 +02:00
bbae34dd38 Actualizar sigpro_work.js 2026-04-07 21:17:32 +02:00
86ba2f4db8 Actualizar sigpro.d.ts 2026-04-07 20:23:45 +02:00
e9be18a74a Actualizar sigpro_work.js 2026-04-07 20:11:09 +02:00
d71dc7e2c1 Actualizar sigpro_work.js 2026-04-07 19:58:20 +02:00
42ea8424c1 Actualizar sigpro_work.js 2026-04-07 19:39:15 +02:00
ebaccc0ce2 Actualizar sigpro_work.js 2026-04-07 19:21:18 +02:00
f394a4720e Actualizar sigpro_work.js 2026-04-07 19:06:09 +02:00
7400d64f5a Actualizar sigpro_work.js 2026-04-07 17:48:47 +02:00
7b3621861e Actualizar sigpro_work.js 2026-04-07 17:31:08 +02:00
1716b0c80c Actualizar sigpro_work.js 2026-04-07 17:30:26 +02:00
7483700681 Actualizar sigpro_work.js 2026-04-07 17:07:39 +02:00
f73432d5f7 Añadir sigpro_work.js 2026-04-07 17:01:25 +02:00
b5b0fb15ac Añadir sigpro2.js 2026-04-07 15:07:05 +02:00
74bfbe78f5 Añadir sigwork.js 2026-04-07 14:39:25 +02:00
040dfffe8a Actualizar sigpro.ts 2026-04-07 14:37:24 +02:00
e6ab0a2052 Actualizar sigpro.ts 2026-04-07 13:23:12 +02:00
b3a8bcfa52 Actualizar sigpro.ts 2026-04-07 12:58:59 +02:00
1bf92e7eda Actualizar sigpro.ts 2026-04-07 12:44:57 +02:00
ce34c2721f Actualizar sigpro.ts 2026-04-07 11:44:38 +02:00
5312f5c194 Actualizar sigpro.ts 2026-04-07 08:56:41 +02:00
ff52f8e754 Actualizar sigpro.ts 2026-04-07 08:01:53 +02:00
8204fd7fd1 Actualizar sigpro.ts 2026-04-07 01:44:19 +02:00
53f7b7980d Actualizar sigpro.ts 2026-04-07 01:30:06 +02:00
6060929a93 Actualizar sigpro.ts 2026-04-07 01:24:44 +02:00
33be4d9448 Actualizar hibrido.js 2026-04-07 01:24:24 +02:00
37aab00ea9 Actualizar hibrido.js 2026-04-07 00:18:57 +02:00
323ab45f53 Añadir hibrido.js 2026-04-07 00:10:35 +02:00
9666c3d034 Router transition 2026-04-06 19:05:13 +02:00
bf3069d439 Update Funcions 2026-04-06 18:28:07 +02:00
5bbd2adf82 Reforced For (in list) 2026-04-06 18:05:57 +02:00
9e64161aa2 Reorder 2026-04-05 23:19:39 +02:00
36bf11cf0a Actualizar Readme.md 2026-04-05 22:54:23 +02:00
c9db58363c Actualizar Readme.md 2026-04-05 22:53:55 +02:00
7ec817ae8c Actualizar Readme.md 2026-04-05 22:53:28 +02:00
1ee2788a73 Actualizar Readme.md 2026-04-05 22:52:55 +02:00
bc65d460f1 Actualizar Readme.md 2026-04-05 22:52:41 +02:00
09f6f9d980 Actualizar Readme.md 2026-04-05 22:52:05 +02:00
46e78818d5 Actualizar Readme.md 2026-04-05 22:50:59 +02:00
fa854647e3 Actualizar sigpro/index.js 2026-04-05 22:48:44 +02:00
ad1a4ab84f Eliminar sigpro/index.js 2026-04-05 22:48:36 +02:00
203ff2a9da Actualizar Readme.md 2026-04-05 22:47:06 +02:00
ea9efa1367 Actualizar docs/index.html 2026-04-05 22:13:36 +02:00
c69118c5a2 onUnmount 2026-04-05 20:10:10 +02:00
72b4e65162 Compact new code 2026-04-05 19:52:14 +02:00
Natxo
5a92bd8cdf Update index2.js 2026-04-05 13:37:22 +02:00
Natxo
fd00b8d177 Update index2.js 2026-04-05 13:29:05 +02:00
Natxo
89de77e06c Create index2.js 2026-04-05 13:24:19 +02:00
f29d7d7571 1.1.21 2026-04-04 19:47:46 +02:00
eec7765742 Add TS 2026-04-04 19:47:30 +02:00
e30d7925b5 Improve tags info 2026-04-04 19:42:16 +02:00
fe5d1946fe Add JSX 2026-04-04 17:18:48 +02:00
22ec847fdf Custom APi 2026-04-04 16:38:03 +02:00
ebd69256f3 update 2026-04-04 14:58:41 +02:00
e534825d83 UPdate quick 2026-04-04 14:57:50 +02:00
087a5a3c6e Include build ESM 2026-04-04 14:24:32 +02:00
80493ded82 1.1.20 2026-04-04 03:00:43 +02:00
05660fde2b Add $$ proxies + Svg compatible + $if transaction 2026-04-04 02:59:28 +02:00
196f82f240 $for optimized, $html implements set Attributes 2026-04-03 22:58:40 +02:00
6a51c9ef9b Optimized for 2026-04-03 21:22:25 +02:00
29c6451706 Ultra Optimice $for 2026-04-03 19:19:20 +02:00
Natxo
c0300e20d3 Update Readme.md 2026-04-03 18:44:16 +02:00
Natxo
17f2d9866c Update Readme.md 2026-04-03 18:37:35 +02:00
022d75e262 Granular updates in $for 2026-04-01 09:01:21 +02:00
1107b1e929 $for allow no keyFn 2026-04-01 08:29:57 +02:00
1fdc6657e7 Correction Docs 2026-03-31 16:36:06 +02:00
b9bcddaa12 Update docs 2026-03-31 16:34:52 +02:00
13c7b3fc27 Isolate css 2026-03-31 15:51:14 +02:00
e540099190 Improve css 2026-03-31 15:40:10 +02:00
07948e8813 Remove css 2026-03-31 15:24:21 +02:00
7e696d1d3d Add css Classless 2026-03-31 15:20:43 +02:00
Natxo
f62d7b2cf7 Update Readme.md 2026-03-31 13:36:44 +02:00
Natxo
81f152ed95 Update Readme.md 2026-03-31 13:33:07 +02:00
Natxo
df0d90cb9a Update Readme.md 2026-03-31 13:30:07 +02:00
Natxo
bc2f688dcf Delete sigpro/index.min.js 2026-03-31 13:28:49 +02:00
Natxo
f5f8e75527 Update Readme.md 2026-03-31 13:26:04 +02:00
d0ffb69b95 Comptible with ESM and UMD 2026-03-31 11:27:44 +02:00
Natxo
770b1073dc Update Readme.md 2026-03-31 10:32:02 +02:00
Natxo
787cf0ec3f Fix typo and update doubleValue declaration 2026-03-31 10:27:16 +02:00
Natxo
c4005a903d Enhance Readme with code examples
Added example HTML and JavaScript code snippets to illustrate reactive components.
2026-03-31 10:24:22 +02:00
Natxo
e509cf3e5d Bump version from 1.1.15 to 1.1.16 2026-03-30 23:30:13 +02:00
Natxo
9a9505528e Bump version from 1.1.14 to 1.1.15 2026-03-30 23:29:13 +02:00
5f19a62936 $router with Lazy Loading 2026-03-30 23:24:29 +02:00
Natxo
76081089c4 Refactor export statements to use const 2026-03-30 21:28:05 +02:00
Natxo
25d58d44d7 Bump version from 1.1.13 to 1.1.14 2026-03-30 21:27:16 +02:00
c76afa7856 Docs adapted 2026-03-30 21:20:51 +02:00
474c28bd01 Corrected on import 2026-03-30 21:09:32 +02:00
9405875c13 Improvements SigPro 2026-03-30 21:01:19 +02:00
49ec5399e3 Small changes in docs 2026-03-30 13:33:23 +02:00
bf9a765b08 Avoid error in localstorage in private view 2026-03-30 12:56:10 +02:00
Natxo
eacf4ff0ed New Fileinput
File input with Drag&Drop
Datepicker with hour Range
2026-03-29 01:24:03 +01:00
Natxo
bc638c7647 Update quick.md 2026-03-28 22:24:14 +01:00
Natxo
48e328d28a Update quick.md 2026-03-28 22:23:57 +01:00
Natxo
74441fb502 Update quick.md 2026-03-28 22:23:11 +01:00
Natxo
df9cd0c234 Update sigpro-ssr.js 2026-03-28 22:11:53 +01:00
Natxo
87b468454c Update quick.md 2026-03-28 22:09:41 +01:00
Natxo
62d872bec3 Create sigpro-ssr.js 2026-03-28 21:20:36 +01:00
Natxo
f35e04d666 Delete vite/router.min.js 2026-03-28 20:48:49 +01:00
Natxo
1e27bfd987 Update publish.yml 2026-03-28 20:46:01 +01:00
Natxo
091da9a8c1 Update Readme.md 2026-03-28 20:35:26 +01:00
Natxo
8be3c24c28 Update Readme.md 2026-03-28 20:31:13 +01:00
Natxo
39ae486f4e Delete bun.lock 2026-03-28 20:29:19 +01:00
Natxo
d5f3fddf4e Update package.json 2026-03-28 20:28:54 +01:00
Natxo
f20b974114 Update Readme.md 2026-03-28 20:22:54 +01:00
Natxo
aef353a983 Update Readme.md 2026-03-28 20:21:42 +01:00
Natxo
002c37c632 Update Readme.md 2026-03-28 20:13:26 +01:00
Natxo
351df2c503 Update Readme.md 2026-03-28 20:11:35 +01:00
Natxo
9d5abe676c Update sigpro-ui.js 2026-03-28 19:59:04 +01:00
Natxo
ec36f44fb6 Update README.md 2026-03-28 19:11:13 +01:00
Natxo
2123ef2a0d Update sigpro-ui.js 2026-03-28 19:08:59 +01:00
Natxo
5a502a7461 Delete ui/grid/vite.config.js 2026-03-28 18:19:35 +01:00
Natxo
feea3971d4 Rename grid-lib.js to grid.js 2026-03-28 18:19:24 +01:00
Natxo
7dbb681eba Update grid-lib.js 2026-03-28 18:19:09 +01:00
Natxo
aecb44ea4c Update sigpro-ui.js 2026-03-28 18:18:12 +01:00
Natxo
6bcd7f96eb Update sigpro-ui.js 2026-03-28 18:04:01 +01:00
Natxo
794d53e85e Update sigpro-ui.js 2026-03-28 18:01:32 +01:00
Natxo
978b34c39d Update index.js 2026-03-28 17:50:20 +01:00
34ecffbcf9 Docs Global Store 2026-03-28 16:56:12 +01:00
6d25d3929a Add ref in $html 2026-03-28 16:56:00 +01:00
Natxo
b367b097e6 Update package.json 2026-03-28 16:28:19 +01:00
Natxo
70c5a2d992 Update Readme.md 2026-03-28 16:27:35 +01:00
2b5b47ffe6 New export for UI 2026-03-28 14:54:15 +01:00
0809d4666c Include JSDocs SigPro 2026-03-28 01:23:02 +01:00
dadc3bd23a Include examples 2026-03-27 16:41:30 +01:00
f3aa49a100 correct Docs 2026-03-27 16:29:31 +01:00
25481a2201 ignore .nojekyll 2026-03-27 16:26:35 +01:00
d4fc935490 Change Docs to Docsify 2026-03-27 16:23:24 +01:00
506e00282b 1.1.11 2026-03-26 23:14:22 +01:00
110e2b1c50 Mistake 2026-03-26 23:14:05 +01:00
33c886d32b 1.1.10 2026-03-26 23:02:19 +01:00
6350509abd Clean and minify 2026-03-26 22:59:21 +01:00
9e59377055 Repair sigpro-ui Import 2026-03-26 22:34:00 +01:00
5701906e06 1.1.9 2026-03-26 20:37:38 +01:00
c76950b3f8 1.1.8 2026-03-26 20:31:06 +01:00
95cdc2ca63 1.1.7 2026-03-26 20:26:35 +01:00
ba5cbdb4a4 Update package 2026-03-26 20:21:19 +01:00
1424c42aea Include ui 2026-03-26 19:59:33 +01:00
ffbf7c9c5e Update new version 2026-03-26 19:57:31 +01:00
656dde09ba new functions $ 2026-03-26 18:05:24 +01:00
1f2229ddda Update Sigpro 2026-03-26 17:06:17 +01:00
b5da486820 1.1.6 2026-03-26 15:35:14 +01:00
72ea1fbaab Automatic Two Way Binding un value 2026-03-26 15:34:32 +01:00
617a5d32c6 Include if for in Docs 2026-03-26 14:59:31 +01:00
90ff065f6d Cleanup by Saneamiento 2026-03-26 14:37:59 +01:00
26177b7c4f Small changes in docs 2026-03-26 14:15:32 +01:00
5ab0837400 Update Docs 2026-03-26 14:11:32 +01:00
876874c2f0 1.1.5 2026-03-26 14:06:49 +01:00
Natxo
adfe628dfd Update package.json 2026-03-26 00:43:44 +01:00
Natxo
b1ee605e71 Update Readme.md 2026-03-26 00:43:09 +01:00
58f6876261 New 1.1.3 2026-03-26 00:39:30 +01:00
5d799608a3 Upload 2026-03-23 21:01:15 +01:00
44b8fa4a21 update sigpro 2026-03-23 15:17:26 +01:00
6479a559ef Update sigpro and UI 2026-03-23 15:17:05 +01:00
2e1617ebe2 Improve 2026-03-23 03:05:39 +01:00
8b742bd11a improvements in sigpro 2026-03-23 03:03:25 +01:00
f469d384cd Package 1.1.2 2026-03-23 01:11:57 +01:00
a285f2550c Update Docs 2026-03-23 01:11:09 +01:00
7630217643 Update 2026-03-22 20:58:19 +01:00
eaf1018dda increase tags 2026-03-22 17:38:38 +01:00
e60c1f69b4 improve docs 2026-03-22 16:20:26 +01:00
11a6c97cc5 1.1.1 2026-03-22 03:04:51 +01:00
9e5b520e91 Upload docs 2026-03-22 03:04:31 +01:00
99c5625b43 Update docs 2026-03-22 01:20:35 +01:00
36b853a673 Update docs 2026-03-22 01:19:27 +01:00
b95af97596 feat: restructure project and update documentation 2026-03-22 01:10:30 +01:00
130 changed files with 6842 additions and 49542 deletions

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@@ -2,7 +2,7 @@ name: Publish to NPM
on:
release:
types: [created] # Se dispara cuando creas una "Release" en GitHub
types: [published] # Se dispara cuando creas una "Release" en GitHub
jobs:
build:

2
.gitignore vendored
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@@ -3,13 +3,13 @@ node_modules/
jspm_packages/
# Build and Distribution
dist/
lib-cov/
coverage/
*.lcov
.cache/
.parcel-cache/
.turbo/
*.lock
# Logs
npm-debug.log*

1121
Readme.md

File diff suppressed because it is too large Load Diff

510
bun.lock
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@@ -1,510 +0,0 @@
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"speakingurl": ["speakingurl@14.0.1", "", {}, "sha512-1POYv7uv2gXoyGFpBCmpDVSNV74IfsWlDW216UPjbWufNf+bSU6GdbDsxdcxtfwb4xlI3yxzOTKClUosxARYrQ=="],
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"unist-util-visit": ["unist-util-visit@5.1.0", "", { "dependencies": { "@types/unist": "^3.0.0", "unist-util-is": "^6.0.0", "unist-util-visit-parents": "^6.0.0" } }, "sha512-m+vIdyeCOpdr/QeQCu2EzxX/ohgS8KbnPDgFni4dQsfSCtpz8UqDyY5GjRru8PDKuYn7Fq19j1CQ+nJSsGKOzg=="],
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"vfile": ["vfile@6.0.3", "", { "dependencies": { "@types/unist": "^3.0.0", "vfile-message": "^4.0.0" } }, "sha512-KzIbH/9tXat2u30jf+smMwFCsno4wHVdNmzFyL+T/L3UGqqk6JKfVqOFOZEpZSHADH1k40ab6NUIXZq422ov3Q=="],
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"zwitch": ["zwitch@2.0.4", "", {}, "sha512-bXE4cR/kVZhKZX/RjPEflHaKVhUVl85noU3v6b8apfQEc1x4A+zBxjZ4lN8LqGd6WZ3dl98pY4o717VFmoPp+A=="],
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"vitepress/vite": ["vite@5.4.21", "", { "dependencies": { "esbuild": "^0.21.3", "postcss": "^8.4.43", "rollup": "^4.20.0" }, "optionalDependencies": { "fsevents": "~2.3.3" }, "peerDependencies": { "@types/node": "^18.0.0 || >=20.0.0", "less": "*", "lightningcss": "^1.21.0", "sass": "*", "sass-embedded": "*", "stylus": "*", "sugarss": "*", "terser": "^5.4.0" }, "optionalPeers": ["@types/node", "less", "lightningcss", "sass", "sass-embedded", "stylus", "sugarss", "terser"], "bin": { "vite": "bin/vite.js" } }, "sha512-o5a9xKjbtuhY6Bi5S3+HvbRERmouabWbyUcpXXUA1u+GNUKoROi9byOJ8M0nHbHYHkYICiMlqxkg1KkYmm25Sw=="],
}
}

439
dist/sigpro.esm.js vendored Normal file
View File

@@ -0,0 +1,439 @@
// sigpro.js
var activeEffect = null;
var currentOwner = null;
var effectQueue = new Set;
var isFlushing = false;
var MOUNTED_NODES = new WeakMap;
var doc = document;
var isArr = Array.isArray;
var assign = Object.assign;
var createEl = (t) => doc.createElement(t);
var createText = (t) => doc.createTextNode(String(t ?? ""));
var isFunc = (f) => typeof f === "function";
var isObj = (o) => typeof o === "object" && o !== null;
var runWithContext = (effect, callback) => {
const previousEffect = activeEffect;
activeEffect = effect;
try {
return callback();
} finally {
activeEffect = previousEffect;
}
};
var cleanupNode = (node) => {
if (node._cleanups) {
node._cleanups.forEach((dispose) => dispose());
node._cleanups.clear();
}
node.childNodes?.forEach(cleanupNode);
};
var flushEffects = () => {
if (isFlushing)
return;
isFlushing = true;
while (effectQueue.size > 0) {
const sortedEffects = Array.from(effectQueue).sort((a, b) => (a.depth || 0) - (b.depth || 0));
effectQueue.clear();
for (const effect of sortedEffects) {
if (!effect._deleted)
effect();
}
}
isFlushing = false;
};
var trackSubscription = (subscribers) => {
if (activeEffect && !activeEffect._deleted) {
subscribers.add(activeEffect);
activeEffect._deps.add(subscribers);
}
};
var triggerUpdate = (subscribers) => {
subscribers.forEach((effect) => {
if (effect === activeEffect || effect._deleted)
return;
if (effect._isComputed) {
effect.markDirty();
if (effect._subs)
triggerUpdate(effect._subs);
} else {
effectQueue.add(effect);
}
});
if (!isFlushing)
queueMicrotask(flushEffects);
};
var Render = (renderFn) => {
const cleanups = new Set;
const previousOwner = currentOwner;
const container = createEl("div");
container.style.display = "contents";
currentOwner = { cleanups };
const processResult = (result) => {
if (!result)
return;
if (result._isRuntime) {
cleanups.add(result.destroy);
container.appendChild(result.container);
} else if (isArr(result)) {
result.forEach(processResult);
} else {
container.appendChild(result instanceof Node ? result : createText(result));
}
};
try {
processResult(renderFn({ onCleanup: (fn) => cleanups.add(fn) }));
} finally {
currentOwner = previousOwner;
}
return {
_isRuntime: true,
container,
destroy: () => {
cleanups.forEach((fn) => fn());
cleanupNode(container);
container.remove();
}
};
};
var $ = (initialValue, storageKey = null) => {
const subscribers = new Set;
if (isFunc(initialValue)) {
let cachedValue, isDirty = true;
const effect = () => {
if (effect._deleted)
return;
effect._deps.forEach((dep) => dep.delete(effect));
effect._deps.clear();
runWithContext(effect, () => {
const newValue = initialValue();
if (!Object.is(cachedValue, newValue) || isDirty) {
cachedValue = newValue;
isDirty = false;
triggerUpdate(subscribers);
}
});
};
assign(effect, {
_deps: new Set,
_isComputed: true,
_subs: subscribers,
_deleted: false,
markDirty: () => isDirty = true,
stop: () => {
effect._deleted = true;
effect._deps.forEach((dep) => dep.delete(effect));
subscribers.clear();
}
});
if (currentOwner)
currentOwner.cleanups.add(effect.stop);
return () => {
if (isDirty)
effect();
trackSubscription(subscribers);
return cachedValue;
};
}
let value = initialValue;
if (storageKey) {
try {
const saved = localStorage.getItem(storageKey);
if (saved !== null)
value = JSON.parse(saved);
} catch (e) {
console.warn("SigPro Storage Lock", e);
}
}
return (...args) => {
if (args.length) {
const nextValue = isFunc(args[0]) ? args[0](value) : args[0];
if (!Object.is(value, nextValue)) {
value = nextValue;
if (storageKey)
localStorage.setItem(storageKey, JSON.stringify(value));
triggerUpdate(subscribers);
}
}
trackSubscription(subscribers);
return value;
};
};
var $$ = (object, cache = new WeakMap) => {
if (!isObj(object))
return object;
if (cache.has(object))
return cache.get(object);
const keySubscribers = {};
const proxy = new Proxy(object, {
get(target, key) {
if (activeEffect)
trackSubscription(keySubscribers[key] ??= new Set);
const value = Reflect.get(target, key);
return isObj(value) ? $$(value, cache) : value;
},
set(target, key, value) {
if (Object.is(target[key], value))
return true;
const success = Reflect.set(target, key, value);
if (keySubscribers[key])
triggerUpdate(keySubscribers[key]);
return success;
}
});
cache.set(object, proxy);
return proxy;
};
var Watch = (target, callbackFn) => {
const isExplicit = isArr(target);
const callback = isExplicit ? callbackFn : target;
if (!isFunc(callback))
return () => {};
const owner = currentOwner;
const runner = () => {
if (runner._deleted)
return;
runner._deps.forEach((dep) => dep.delete(runner));
runner._deps.clear();
runner._cleanups.forEach((cleanup) => cleanup());
runner._cleanups.clear();
const previousOwner = currentOwner;
runner.depth = activeEffect ? activeEffect.depth + 1 : 0;
runWithContext(runner, () => {
currentOwner = { cleanups: runner._cleanups };
if (isExplicit) {
runWithContext(null, callback);
target.forEach((dep) => isFunc(dep) && dep());
} else {
callback();
}
currentOwner = previousOwner;
});
};
assign(runner, {
_deps: new Set,
_cleanups: new Set,
_deleted: false,
stop: () => {
if (runner._deleted)
return;
runner._deleted = true;
effectQueue.delete(runner);
runner._deps.forEach((dep) => dep.delete(runner));
runner._cleanups.forEach((cleanup) => cleanup());
if (owner)
owner.cleanups.delete(runner.stop);
}
});
if (owner)
owner.cleanups.add(runner.stop);
runner();
return runner.stop;
};
var Tag = (tag, props = {}, children = []) => {
if (props instanceof Node || isArr(props) || !isObj(props)) {
children = props;
props = {};
}
const isSVG = /^(svg|path|circle|rect|line|polyline|polygon|g|defs|text|tspan|use)$/.test(tag);
const element = isSVG ? doc.createElementNS("http://www.w3.org/2000/svg", tag) : createEl(tag);
element._cleanups = new Set;
element.onUnmount = (fn) => element._cleanups.add(fn);
const booleanAttributes = ["disabled", "checked", "required", "readonly", "selected", "multiple", "autofocus"];
const updateAttribute = (name, value) => {
const sanitized = (name === "src" || name === "href") && String(value).toLowerCase().includes("javascript:") ? "#" : value;
if (booleanAttributes.includes(name)) {
element[name] = !!sanitized;
sanitized ? element.setAttribute(name, "") : element.removeAttribute(name);
} else {
sanitized == null ? element.removeAttribute(name) : element.setAttribute(name, sanitized);
}
};
for (let [key, value] of Object.entries(props)) {
if (key === "ref") {
isFunc(value) ? value(element) : value.current = element;
continue;
}
const isSignal = isFunc(value);
if (key.startsWith("on")) {
const eventName = key.slice(2).toLowerCase().split(".")[0];
element.addEventListener(eventName, value);
element._cleanups.add(() => element.removeEventListener(eventName, value));
} else if (isSignal) {
element._cleanups.add(Watch(() => {
const currentVal = value();
key === "class" ? element.className = currentVal || "" : updateAttribute(key, currentVal);
}));
if (["INPUT", "TEXTAREA", "SELECT"].includes(element.tagName) && (key === "value" || key === "checked")) {
const event = key === "checked" ? "change" : "input";
const handler = (e) => value(e.target[key]);
element.addEventListener(event, handler);
element._cleanups.add(() => element.removeEventListener(event, handler));
}
} else {
updateAttribute(key, value);
}
}
const appendChildNode = (child) => {
if (isArr(child))
return child.forEach(appendChildNode);
if (isFunc(child)) {
const marker = createText("");
element.appendChild(marker);
let currentNodes = [];
element._cleanups.add(Watch(() => {
const result = child();
const nextNodes = (isArr(result) ? result : [result]).map((node) => node?._isRuntime ? node.container : node instanceof Node ? node : createText(node));
currentNodes.forEach((node) => {
cleanupNode(node);
node.remove();
});
nextNodes.forEach((node) => marker.parentNode?.insertBefore(node, marker));
currentNodes = nextNodes;
}));
} else {
element.appendChild(child instanceof Node ? child : createText(child));
}
};
appendChildNode(children);
return element;
};
var If = (condition, thenVal, otherwiseVal = null, transition = null) => {
const marker = createText("");
const container = Tag("div", { style: "display:contents" }, [marker]);
let currentView = null, lastState = null;
Watch(() => {
const state = !!(isFunc(condition) ? condition() : condition);
if (state === lastState)
return;
lastState = state;
const dispose = () => {
if (currentView)
currentView.destroy();
currentView = null;
};
if (currentView && !state && transition?.out) {
transition.out(currentView.container, dispose);
} else {
dispose();
}
const branch = state ? thenVal : otherwiseVal;
if (branch) {
currentView = Render(() => isFunc(branch) ? branch() : branch);
container.insertBefore(currentView.container, marker);
if (state && transition?.in)
transition.in(currentView.container);
}
});
return container;
};
var For = (source, renderFn, keyFn, tag = "div", props = { style: "display:contents" }) => {
const marker = createText("");
const container = Tag(tag, props, [marker]);
let viewCache = new Map;
Watch(() => {
const items = (isFunc(source) ? source() : source) || [];
const nextCache = new Map;
const order = [];
for (let i = 0;i < items.length; i++) {
const item = items[i];
const key = keyFn ? keyFn(item, i) : i;
let view = viewCache.get(key);
if (!view) {
const result = renderFn(item, i);
view = result instanceof Node ? { container: result, destroy: () => {
cleanupNode(result);
result.remove();
} } : Render(() => result);
}
viewCache.delete(key);
nextCache.set(key, view);
order.push(key);
}
viewCache.forEach((v) => v.destroy());
let anchor = marker;
for (let i = order.length - 1;i >= 0; i--) {
const view = nextCache.get(order[i]);
if (view.container.nextSibling !== anchor) {
container.insertBefore(view.container, anchor);
}
anchor = view.container;
}
viewCache = nextCache;
});
return container;
};
var Router = (routes) => {
const currentPath = $(window.location.hash.replace(/^#/, "") || "/");
window.addEventListener("hashchange", () => currentPath(window.location.hash.replace(/^#/, "") || "/"));
const outlet = Tag("div", { class: "router-transition" });
let currentView = null;
Watch([currentPath], async () => {
const path = currentPath();
const route = routes.find((r) => {
const routeParts = r.path.split("/").filter(Boolean);
const pathParts = path.split("/").filter(Boolean);
return routeParts.length === pathParts.length && routeParts.every((part, i) => part.startsWith(":") || part === pathParts[i]);
}) || routes.find((r) => r.path === "*");
if (route) {
let component = route.component;
if (isFunc(component) && component.toString().includes("import")) {
component = (await component()).default || await component();
}
const params = {};
route.path.split("/").filter(Boolean).forEach((part, i) => {
if (part.startsWith(":"))
params[part.slice(1)] = path.split("/").filter(Boolean)[i];
});
if (currentView)
currentView.destroy();
if (Router.params)
Router.params(params);
currentView = Render(() => {
try {
return isFunc(component) ? component(params) : component;
} catch (e) {
return Tag("div", { class: "p-4 text-error" }, "Error loading view");
}
});
outlet.appendChild(currentView.container);
}
});
return outlet;
};
Router.params = $({});
Router.to = (path) => window.location.hash = path.replace(/^#?\/?/, "#/");
Router.back = () => window.history.back();
Router.path = () => window.location.hash.replace(/^#/, "") || "/";
var Mount = (component, target) => {
const targetEl = typeof target === "string" ? doc.querySelector(target) : target;
if (!targetEl)
return;
if (MOUNTED_NODES.has(targetEl))
MOUNTED_NODES.get(targetEl).destroy();
const instance = Render(isFunc(component) ? component : () => component);
targetEl.replaceChildren(instance.container);
MOUNTED_NODES.set(targetEl, instance);
return instance;
};
var SigPro = { $, $$, Render, Watch, Tag, If, For, Router, Mount };
if (typeof window !== "undefined") {
assign(window, SigPro);
const tags = `div span p h1 h2 h3 h4 h5 h6 br hr section article aside nav main header footer address ul ol li dl dt dd a em strong small i b u mark time sub sup pre code blockquote details summary dialog form label input textarea select button option fieldset legend table thead tbody tfoot tr th td caption img video audio canvas svg iframe picture source progress meter`.split(" ");
tags.forEach((tag) => {
const helper = tag[0].toUpperCase() + tag.slice(1);
if (!(helper in window))
window[helper] = (p, c) => Tag(tag, p, c);
});
window.SigPro = Object.freeze(SigPro);
}
export {
Watch,
Tag,
Router,
Render,
Mount,
If,
For,
$$,
$
};

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(() => {
var __defProp = Object.defineProperty;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __moduleCache = /* @__PURE__ */ new WeakMap;
var __toCommonJS = (from) => {
var entry = __moduleCache.get(from), desc;
if (entry)
return entry;
entry = __defProp({}, "__esModule", { value: true });
if (from && typeof from === "object" || typeof from === "function")
__getOwnPropNames(from).map((key) => !__hasOwnProp.call(entry, key) && __defProp(entry, key, {
get: () => from[key],
enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable
}));
__moduleCache.set(from, entry);
return entry;
};
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, {
get: all[name],
enumerable: true,
configurable: true,
set: (newValue) => all[name] = () => newValue
});
};
// index.js
var exports_sigpro = {};
__export(exports_sigpro, {
Watch: () => Watch,
Tag: () => Tag,
Router: () => Router,
Render: () => Render,
Mount: () => Mount,
If: () => If,
For: () => For,
$$: () => $$,
$: () => $
});
// sigpro.js
var activeEffect = null;
var currentOwner = null;
var effectQueue = new Set;
var isFlushing = false;
var MOUNTED_NODES = new WeakMap;
var doc = document;
var isArr = Array.isArray;
var assign = Object.assign;
var createEl = (t) => doc.createElement(t);
var createText = (t) => doc.createTextNode(String(t ?? ""));
var isFunc = (f) => typeof f === "function";
var isObj = (o) => typeof o === "object" && o !== null;
var runWithContext = (effect, callback) => {
const previousEffect = activeEffect;
activeEffect = effect;
try {
return callback();
} finally {
activeEffect = previousEffect;
}
};
var cleanupNode = (node) => {
if (node._cleanups) {
node._cleanups.forEach((dispose) => dispose());
node._cleanups.clear();
}
node.childNodes?.forEach(cleanupNode);
};
var flushEffects = () => {
if (isFlushing)
return;
isFlushing = true;
while (effectQueue.size > 0) {
const sortedEffects = Array.from(effectQueue).sort((a, b) => (a.depth || 0) - (b.depth || 0));
effectQueue.clear();
for (const effect of sortedEffects) {
if (!effect._deleted)
effect();
}
}
isFlushing = false;
};
var trackSubscription = (subscribers) => {
if (activeEffect && !activeEffect._deleted) {
subscribers.add(activeEffect);
activeEffect._deps.add(subscribers);
}
};
var triggerUpdate = (subscribers) => {
subscribers.forEach((effect) => {
if (effect === activeEffect || effect._deleted)
return;
if (effect._isComputed) {
effect.markDirty();
if (effect._subs)
triggerUpdate(effect._subs);
} else {
effectQueue.add(effect);
}
});
if (!isFlushing)
queueMicrotask(flushEffects);
};
var Render = (renderFn) => {
const cleanups = new Set;
const previousOwner = currentOwner;
const container = createEl("div");
container.style.display = "contents";
currentOwner = { cleanups };
const processResult = (result) => {
if (!result)
return;
if (result._isRuntime) {
cleanups.add(result.destroy);
container.appendChild(result.container);
} else if (isArr(result)) {
result.forEach(processResult);
} else {
container.appendChild(result instanceof Node ? result : createText(result));
}
};
try {
processResult(renderFn({ onCleanup: (fn) => cleanups.add(fn) }));
} finally {
currentOwner = previousOwner;
}
return {
_isRuntime: true,
container,
destroy: () => {
cleanups.forEach((fn) => fn());
cleanupNode(container);
container.remove();
}
};
};
var $ = (initialValue, storageKey = null) => {
const subscribers = new Set;
if (isFunc(initialValue)) {
let cachedValue, isDirty = true;
const effect = () => {
if (effect._deleted)
return;
effect._deps.forEach((dep) => dep.delete(effect));
effect._deps.clear();
runWithContext(effect, () => {
const newValue = initialValue();
if (!Object.is(cachedValue, newValue) || isDirty) {
cachedValue = newValue;
isDirty = false;
triggerUpdate(subscribers);
}
});
};
assign(effect, {
_deps: new Set,
_isComputed: true,
_subs: subscribers,
_deleted: false,
markDirty: () => isDirty = true,
stop: () => {
effect._deleted = true;
effect._deps.forEach((dep) => dep.delete(effect));
subscribers.clear();
}
});
if (currentOwner)
currentOwner.cleanups.add(effect.stop);
return () => {
if (isDirty)
effect();
trackSubscription(subscribers);
return cachedValue;
};
}
let value = initialValue;
if (storageKey) {
try {
const saved = localStorage.getItem(storageKey);
if (saved !== null)
value = JSON.parse(saved);
} catch (e) {
console.warn("SigPro Storage Lock", e);
}
}
return (...args) => {
if (args.length) {
const nextValue = isFunc(args[0]) ? args[0](value) : args[0];
if (!Object.is(value, nextValue)) {
value = nextValue;
if (storageKey)
localStorage.setItem(storageKey, JSON.stringify(value));
triggerUpdate(subscribers);
}
}
trackSubscription(subscribers);
return value;
};
};
var $$ = (object, cache = new WeakMap) => {
if (!isObj(object))
return object;
if (cache.has(object))
return cache.get(object);
const keySubscribers = {};
const proxy = new Proxy(object, {
get(target, key) {
if (activeEffect)
trackSubscription(keySubscribers[key] ??= new Set);
const value = Reflect.get(target, key);
return isObj(value) ? $$(value, cache) : value;
},
set(target, key, value) {
if (Object.is(target[key], value))
return true;
const success = Reflect.set(target, key, value);
if (keySubscribers[key])
triggerUpdate(keySubscribers[key]);
return success;
}
});
cache.set(object, proxy);
return proxy;
};
var Watch = (target, callbackFn) => {
const isExplicit = isArr(target);
const callback = isExplicit ? callbackFn : target;
if (!isFunc(callback))
return () => {};
const owner = currentOwner;
const runner = () => {
if (runner._deleted)
return;
runner._deps.forEach((dep) => dep.delete(runner));
runner._deps.clear();
runner._cleanups.forEach((cleanup) => cleanup());
runner._cleanups.clear();
const previousOwner = currentOwner;
runner.depth = activeEffect ? activeEffect.depth + 1 : 0;
runWithContext(runner, () => {
currentOwner = { cleanups: runner._cleanups };
if (isExplicit) {
runWithContext(null, callback);
target.forEach((dep) => isFunc(dep) && dep());
} else {
callback();
}
currentOwner = previousOwner;
});
};
assign(runner, {
_deps: new Set,
_cleanups: new Set,
_deleted: false,
stop: () => {
if (runner._deleted)
return;
runner._deleted = true;
effectQueue.delete(runner);
runner._deps.forEach((dep) => dep.delete(runner));
runner._cleanups.forEach((cleanup) => cleanup());
if (owner)
owner.cleanups.delete(runner.stop);
}
});
if (owner)
owner.cleanups.add(runner.stop);
runner();
return runner.stop;
};
var Tag = (tag, props = {}, children = []) => {
if (props instanceof Node || isArr(props) || !isObj(props)) {
children = props;
props = {};
}
const isSVG = /^(svg|path|circle|rect|line|polyline|polygon|g|defs|text|tspan|use)$/.test(tag);
const element = isSVG ? doc.createElementNS("http://www.w3.org/2000/svg", tag) : createEl(tag);
element._cleanups = new Set;
element.onUnmount = (fn) => element._cleanups.add(fn);
const booleanAttributes = ["disabled", "checked", "required", "readonly", "selected", "multiple", "autofocus"];
const updateAttribute = (name, value) => {
const sanitized = (name === "src" || name === "href") && String(value).toLowerCase().includes("javascript:") ? "#" : value;
if (booleanAttributes.includes(name)) {
element[name] = !!sanitized;
sanitized ? element.setAttribute(name, "") : element.removeAttribute(name);
} else {
sanitized == null ? element.removeAttribute(name) : element.setAttribute(name, sanitized);
}
};
for (let [key, value] of Object.entries(props)) {
if (key === "ref") {
isFunc(value) ? value(element) : value.current = element;
continue;
}
const isSignal = isFunc(value);
if (key.startsWith("on")) {
const eventName = key.slice(2).toLowerCase().split(".")[0];
element.addEventListener(eventName, value);
element._cleanups.add(() => element.removeEventListener(eventName, value));
} else if (isSignal) {
element._cleanups.add(Watch(() => {
const currentVal = value();
key === "class" ? element.className = currentVal || "" : updateAttribute(key, currentVal);
}));
if (["INPUT", "TEXTAREA", "SELECT"].includes(element.tagName) && (key === "value" || key === "checked")) {
const event = key === "checked" ? "change" : "input";
const handler = (e) => value(e.target[key]);
element.addEventListener(event, handler);
element._cleanups.add(() => element.removeEventListener(event, handler));
}
} else {
updateAttribute(key, value);
}
}
const appendChildNode = (child) => {
if (isArr(child))
return child.forEach(appendChildNode);
if (isFunc(child)) {
const marker = createText("");
element.appendChild(marker);
let currentNodes = [];
element._cleanups.add(Watch(() => {
const result = child();
const nextNodes = (isArr(result) ? result : [result]).map((node) => node?._isRuntime ? node.container : node instanceof Node ? node : createText(node));
currentNodes.forEach((node) => {
cleanupNode(node);
node.remove();
});
nextNodes.forEach((node) => marker.parentNode?.insertBefore(node, marker));
currentNodes = nextNodes;
}));
} else {
element.appendChild(child instanceof Node ? child : createText(child));
}
};
appendChildNode(children);
return element;
};
var If = (condition, thenVal, otherwiseVal = null, transition = null) => {
const marker = createText("");
const container = Tag("div", { style: "display:contents" }, [marker]);
let currentView = null, lastState = null;
Watch(() => {
const state = !!(isFunc(condition) ? condition() : condition);
if (state === lastState)
return;
lastState = state;
const dispose = () => {
if (currentView)
currentView.destroy();
currentView = null;
};
if (currentView && !state && transition?.out) {
transition.out(currentView.container, dispose);
} else {
dispose();
}
const branch = state ? thenVal : otherwiseVal;
if (branch) {
currentView = Render(() => isFunc(branch) ? branch() : branch);
container.insertBefore(currentView.container, marker);
if (state && transition?.in)
transition.in(currentView.container);
}
});
return container;
};
var For = (source, renderFn, keyFn, tag = "div", props = { style: "display:contents" }) => {
const marker = createText("");
const container = Tag(tag, props, [marker]);
let viewCache = new Map;
Watch(() => {
const items = (isFunc(source) ? source() : source) || [];
const nextCache = new Map;
const order = [];
for (let i = 0;i < items.length; i++) {
const item = items[i];
const key = keyFn ? keyFn(item, i) : i;
let view = viewCache.get(key);
if (!view) {
const result = renderFn(item, i);
view = result instanceof Node ? { container: result, destroy: () => {
cleanupNode(result);
result.remove();
} } : Render(() => result);
}
viewCache.delete(key);
nextCache.set(key, view);
order.push(key);
}
viewCache.forEach((v) => v.destroy());
let anchor = marker;
for (let i = order.length - 1;i >= 0; i--) {
const view = nextCache.get(order[i]);
if (view.container.nextSibling !== anchor) {
container.insertBefore(view.container, anchor);
}
anchor = view.container;
}
viewCache = nextCache;
});
return container;
};
var Router = (routes) => {
const currentPath = $(window.location.hash.replace(/^#/, "") || "/");
window.addEventListener("hashchange", () => currentPath(window.location.hash.replace(/^#/, "") || "/"));
const outlet = Tag("div", { class: "router-transition" });
let currentView = null;
Watch([currentPath], async () => {
const path = currentPath();
const route = routes.find((r) => {
const routeParts = r.path.split("/").filter(Boolean);
const pathParts = path.split("/").filter(Boolean);
return routeParts.length === pathParts.length && routeParts.every((part, i) => part.startsWith(":") || part === pathParts[i]);
}) || routes.find((r) => r.path === "*");
if (route) {
let component = route.component;
if (isFunc(component) && component.toString().includes("import")) {
component = (await component()).default || await component();
}
const params = {};
route.path.split("/").filter(Boolean).forEach((part, i) => {
if (part.startsWith(":"))
params[part.slice(1)] = path.split("/").filter(Boolean)[i];
});
if (currentView)
currentView.destroy();
if (Router.params)
Router.params(params);
currentView = Render(() => {
try {
return isFunc(component) ? component(params) : component;
} catch (e) {
return Tag("div", { class: "p-4 text-error" }, "Error loading view");
}
});
outlet.appendChild(currentView.container);
}
});
return outlet;
};
Router.params = $({});
Router.to = (path) => window.location.hash = path.replace(/^#?\/?/, "#/");
Router.back = () => window.history.back();
Router.path = () => window.location.hash.replace(/^#/, "") || "/";
var Mount = (component, target) => {
const targetEl = typeof target === "string" ? doc.querySelector(target) : target;
if (!targetEl)
return;
if (MOUNTED_NODES.has(targetEl))
MOUNTED_NODES.get(targetEl).destroy();
const instance = Render(isFunc(component) ? component : () => component);
targetEl.replaceChildren(instance.container);
MOUNTED_NODES.set(targetEl, instance);
return instance;
};
var SigPro = { $, $$, Render, Watch, Tag, If, For, Router, Mount };
if (typeof window !== "undefined") {
assign(window, SigPro);
const tags = `div span p h1 h2 h3 h4 h5 h6 br hr section article aside nav main header footer address ul ol li dl dt dd a em strong small i b u mark time sub sup pre code blockquote details summary dialog form label input textarea select button option fieldset legend table thead tbody tfoot tr th td caption img video audio canvas svg iframe picture source progress meter`.split(" ");
tags.forEach((tag) => {
const helper = tag[0].toUpperCase() + tag.slice(1);
if (!(helper in window))
window[helper] = (p, c) => Tag(tag, p, c);
});
window.SigPro = Object.freeze(SigPro);
}
})();

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<!DOCTYPE html>
<html lang="en-US" dir="ltr">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>404 | SigPro</title>
<meta name="description" content="Not Found">
<meta name="generator" content="VitePress v1.6.4">
<link rel="preload stylesheet" href="/sigpro/assets/style.DJRheFKp.css" as="style">
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<script type="module" src="/sigpro/assets/app.DtmzNmNl.js"></script>
<link rel="preload" href="/sigpro/assets/inter-roman-latin.Di8DUHzh.woff2" as="font" type="font/woff2" crossorigin="">
<script id="check-dark-mode">(()=>{const e=localStorage.getItem("vitepress-theme-appearance")||"auto",a=window.matchMedia("(prefers-color-scheme: dark)").matches;(!e||e==="auto"?a:e==="dark")&&document.documentElement.classList.add("dark")})();</script>
<script id="check-mac-os">document.documentElement.classList.toggle("mac",/Mac|iPhone|iPod|iPad/i.test(navigator.platform));</script>
</head>
<body>
<div id="app"></div>
<script>window.__VP_HASH_MAP__=JSON.parse("{\"api_components.md\":\"BlFwj17l\",\"api_effects.md\":\"Br_yStBS\",\"api_fetch.md\":\"DQLBJSoq\",\"api_pages.md\":\"BP19nHXw\",\"api_quick.md\":\"BDS3ttnt\",\"api_routing.md\":\"7SNAZXtp\",\"api_signals.md\":\"CrW68-BA\",\"api_storage.md\":\"COEWBXHk\",\"guide_getting-started.md\":\"BeQpK3vd\",\"guide_why.md\":\"DXchYMN-\",\"index.md\":\"uvMJmU4o\",\"vite_plugin.md\":\"gDWEi8f0\"}");window.__VP_SITE_DATA__=JSON.parse("{\"lang\":\"en-US\",\"dir\":\"ltr\",\"title\":\"SigPro\",\"description\":\"Minimalist Reactive Library\",\"base\":\"/sigpro/\",\"head\":[],\"router\":{\"prefetchLinks\":true},\"appearance\":true,\"themeConfig\":{\"logo\":\"/logo.svg\",\"nav\":[{\"text\":\"Home\",\"link\":\"/\"},{\"text\":\"Guide\",\"link\":\"/guide/getting-started\"},{\"text\":\"Api\",\"link\":\"/api/quick\"}],\"sidebar\":[{\"text\":\"Introduction\",\"items\":[{\"text\":\"What is SigPro?\",\"link\":\"/\"},{\"text\":\"Why\",\"link\":\"/guide/why\"},{\"text\":\"Guide\",\"link\":\"/guide/getting-started\"}]},{\"text\":\"API Reference\",\"items\":[{\"text\":\"Quick Start\",\"link\":\"/api/quick\"},{\"text\":\"Signals\",\"link\":\"/api/signals\"},{\"text\":\"Effects\",\"link\":\"/api/effects\"},{\"text\":\"Storage\",\"link\":\"/api/storage\"},{\"text\":\"Fetch\",\"link\":\"/api/fetch\"},{\"text\":\"Pages\",\"link\":\"/api/pages\"},{\"text\":\"Components\",\"link\":\"/api/components\"},{\"text\":\"Routing\",\"link\":\"/api/routing\"}]},{\"text\":\"Vite Router Plugin\",\"items\":[{\"text\":\"Vite Plugin\",\"link\":\"/vite/plugin\"}]}],\"socialLinks\":[{\"icon\":\"github\",\"link\":\"https://github.com/natxocc/sigpro\"}]},\"locales\":{},\"scrollOffset\":134,\"cleanUrls\":false}");</script>
</body>
</html>

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<div class="w-full -mt-10"><section class="relative py-20 overflow-hidden border-b border-base-200/30 text-center flex flex-col items-center"><div class="relative z-10 max-w-5xl mx-auto px-6 flex flex-col items-center"><div class="flex justify-center mb-10"><img src="logo.svg" alt="SigPro Logo" class="w-48 h-48 md:w-64 md:h-64 object-contain drop-shadow-2xl"></div><h1 class="text-7xl md:text-9xl font-black tracking-tighter mb-4 bg-clip-text text-transparent bg-linear-to-r from-primary via-secondary to-accent !text-center w-full">SigPro</h1><div class="text-2xl md:text-3xl font-bold text-base-content/90 mb-4 !text-center w-full">Atomic Unified Reactive Engine</div><div class="text-xl text-base-content/60 max-w-3xl mx-auto mb-10 leading-relaxed italic text-balance font-light !text-center w-full">"The efficiency of direct DOM manipulation with the elegance of functional reactivity."</div><div class="flex flex-wrap justify-center gap-4 w-full"><a href="#/install" class="btn btn-primary btn-lg shadow-xl shadow-primary/20 group px-10 border-none">Get Started <span class="group-hover:translate-x-1 transition-transform inline-block">→</span></a><button onclick="window.open('https://github.com/natxocc/sigpro')" class="btn btn-outline btn-lg border-base-300 hover:bg-base-300 hover:text-base-content">GitHub</button></div></div><div class="absolute top-0 left-1/2 -translate-x-1/2 w-full h-full -z-0 opacity-10 pointer-events-none"><div class="absolute top-10 left-1/4 w-96 h-96 bg-primary filter blur-3xl rounded-full animate-pulse"></div><div class="absolute bottom-10 right-1/4 w-96 h-96 bg-accent filter blur-3xl rounded-full animate-pulse" style="animation-delay: 2.5s"></div></div></section></div>
<section class="max-w-6xl mx-auto px-6 py-16"><div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-4 items-stretch"><div class="card bg-base-200/30 border border-base-300 hover:border-primary/40 transition-all p-1"><div class="card-body p-6"><h3 class="card-title text-xl font-black text-primary italic">FUNCTIONAL</h3><p class="text-sm opacity-70">No strings. No templates. Pure JS function calls for instant DOM mounting.</p></div></div><div class="card bg-base-200/30 border border-base-300 hover:border-secondary/40 transition-all p-1"><div class="card-body p-6"><h3 class="card-title text-xl font-black text-secondary italic">ATOMIC</h3><p class="text-sm opacity-70">Fine-grained signals update exactly what changes. No V-DOM diffing overhead.</p></div></div><div class="card bg-base-200/30 border border-base-300 hover:border-accent/40 transition-all p-1"><div class="card-body p-6"><h3 class="card-title text-xl font-black text-accent italic">ULTRA-THIN</h3><p class="text-sm opacity-70">Sub-2KB runtime. Infinitely smaller bundle than React, Vue or even Svelte.</p></div></div><div class="card bg-base-200/30 border border-base-300 hover:border-base-content/20 transition-all p-1"><div class="card-body p-6"><h3 class="card-title text-xl font-black italic text-base-content">COMPILER-FREE</h3><p class="text-sm opacity-70">Standard Vanilla JS. What you write is what the browser executes. Period.</p></div></div></div></section></div>
## Functional DOM Construction
SigPro replaces the slow "Template Parsing" with **High-Efficiency Function Calls**.
While other frameworks force the browser to parse strings of HTML or execute complex JSX transformations, SigPro uses a direct functional approach:
| Feature | Standard HTML / JSX | SigPro Functional |
| :--- | :--- | :--- |
| **Syntax** | `<div>Hello</div>` | `Div("Hello")` |
| **Processing** | Parse → Diff → Patch | Direct API Call |
| **Overhead** | High (V-DOM / Parser) | **Zero** |
| **Reactivity** | Component-wide | **Atomic (Node-level)** |
### Less Code, More Power
By sharing a miniscule runtime, your final application bundle is **infinitely smaller**.
* **React/Vue:** You ship a heavy orchestrator (~30-90KB) just to say "Hello World".
* **Solid/Svelte:** You still depend on a compilation step that generates extra boilerplate.
* **SigPro:** You ship **Pure Vanilla JS**. The runtime is so small that it often costs less than a single high-res icon.
---
## Precision Engineering
### 1. Functional Efficiency
`Div()`, `Button()`, `Span()`... These aren't just wrappers; they are pre-optimized constructors. When you call `Div({ class: 'btn' }, "Click")`, SigPro creates the element and attaches its reactive listeners in a single, surgical operation.
### 2. The "No-Bundle" Bundle
Because SigPro is so small, it is the only engine where **the more code you write, the more the efficiency gap grows**. While others grow linearly with components and framework overhead, SigPro stays flat, leveraging the native power of modern browser engines.
### 3. Shared Runtime
All components share the same atomic engine. One signal can update a single character in a paragraph across 100 components without ever re-evaluating the component functions themselves.
---
<div class="bg-base-200/50 rounded-3xl p-10 my-16 border border-base-300 shadow-inner"><div class="grid grid-cols-1 lg:grid-cols-3 gap-8 items-center"><div class="lg:col-span-2"><h2 class="text-4xl font-black mb-4 mt-0 tracking-tight italic text-primary">Kill the Bloat.</h2><p class="text-xl opacity-80 leading-relaxed">Stop shipping 100KB of "Framework" for 2KB of business logic. SigPro gives you the tools to build ultra-fast, modern apps with <strong>True Vanilla Performance</strong>.</p></div></div></div>
<div class="text-center py-10 opacity-30 font-mono text-xs tracking-widest uppercase">Precision Reactive Engine — NatxoCC</div>

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* [**Home**](README.md)
* **Introduction**
* [Installation](install.md)
* [Examples](examples.md)
* [Vite Plugin](vite/plugin.md)
* **API Reference**
* [Quick Start](api/quick.md)
* [Signals & Proxies](api/signal.md)
* [Watch](api/watch.md)
* [If](api/if.md)
* [For](api/for.md)
* [Router](api/router.md)
* [Mount](api/mount.md)
* [Tag](api/html.md)
* [Tags](api/tags.md)
* [Global Store](api/global.md)
* [JSX Style](api/jsx.md)
* **UI Components**
* [Quick Start](ui/quick.md)

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# Reactive Lists: `For( )`
The `For` function is a high-performance list renderer. It maps an array (or a Signal containing an array) to DOM nodes. Unlike a simple `.map()`, `For` is **keyed**, meaning it only updates, moves, or deletes the specific items that changed.
## Function Signature
```typescript
For(
source: Signal<any[]> | Function | any[],
render: (item: any, index: number) => HTMLElement,
keyFn?: (item: any, index: number) => string | number
): HTMLElement
```
| Parameter | Type | Required | Description |
| :--- | :--- | :--- | :--- |
| **`source`** | `Signal` | Yes | The reactive array to iterate over. |
| **`render`** | `Function` | Yes | A function that returns a component or Node for each item. |
| **`keyFn`** | `Function` | **No** | A function to extract a **unique ID**. If omitted, it defaults to the `index`. |
**Returns:** A `div` element with `display: contents` containing the live list.
---
## Usage Patterns
### 1. Basic Keyed List (Recommended)
Always use a unique property (like an `id`) as a key to ensure SigPro doesn't recreate nodes unnecessarily when reordering or filtering.
```javascript
const users = $([
{ id: 1, name: "Alice" },
{ id: 2, name: "Bob" }
]);
Ul({ class: "list" }, [
For(users,
(user) => Li({ class: "p-2" }, user.name),
(user) => user.id // Stable and unique key
)
]);
```
### 2. Simplified Usage (Automatic Key)
If you omit the third parameter, `For` will automatically use the array index as the key. This is ideal for simple lists that don't change order frequently.
```javascript
const tags = $(["Tech", "JS", "Web"]);
// No need to pass keyFn if the index is sufficient
Div({ class: "flex gap-1" }, [
For(tags, (tag) => Badge(tag))
]);
```
---
## How it Works (The Reconciliation)
When the `source` signal changes, `For` performs the following steps:
1. **Key Diffing**: It compares the new keys with the previous ones stored in an internal `Map`.
2. **Node Reuse**: If a key already exists, the DOM node is **reused** and moved to its new position. No new elements are created.
3. **Physical Cleanup**: If a key disappears from the list, SigPro calls `.destroy()` to stop reactivity and physically removes the node from the DOM to prevent memory leaks.
---
## Performance Tips
* **Stable Keys**: Never use `Math.random()` as a key. This will force SigPro to destroy and recreate the entire list on every update, killing performance.
* **State Preservation**: If your list items have internal state (like an input with text), `For` ensures that state is preserved even if the list is reordered, as long as the key (`id`) remains the same.
---
## Summary Comparison
| Feature | Standard `Array.map` | SigPro `For` |
| :--- | :--- | :--- |
| **Re-render** | Re-renders everything | Only updates changes |
| **DOM Nodes** | Re-created every time | **Reused via Keys** |
| **Memory** | Potential leaks | **Automatic Cleanup** |
| **State** | Lost on re-render | **Preserved per item** |
| **Ease of Use** | Manual logic required | **Optional (fallback to index)** |

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# Global State Management: Atomic & Modular
SigPro leverages the native power and efficiency of **Signals** to create robust global stores with **0% complexity**. While other frameworks force you into heavy libraries and rigid boilerplate (Redux, Pinia, or Svelte Stores), SigPro treats "The Store" as a simple architectural choice: **defining a Signal outside of a component.**
## Modular Organization (Zero Constraints)
You are not restricted to a single `store.js`. You can organize your state by **feature**, **domain**, or **page**. Since a SigPro store is just a standard JavaScript module exporting Signals, you can name your files whatever you like (`auth.js`, `cart.js`, `settings.js`) to keep your logic clean.
### 1. File-Based Stores (`<any-name>.js`)
Creating a dedicated file allows you to export only what you need. This modularity ensures **Tree Shaking** works perfectly—you never load state that isn't imported.
```javascript
// auth.js
import SigPro from "sigpro";
// A simple global signal
export const user = $({ name: "Guest", loggedIn: false });
// A persistent global signal (auto-syncs with localStorage via native key)
export const theme = $("light", "app-theme-pref");
// A computed global signal that reacts to the 'user' signal
export const welcomeMessage = $(() => `Welcome back, ${user().name}!`);
```
### 2. Cross-Component Consumption
Once exported, these signals act as a **Single Source of Truth**. SigPro ensures that if a signal changes in one file, every component importing it across the entire app updates **atomically** without a full re-render.
```javascript
// Profile.js
import { user } from "./auth.js";
const Profile = () => Div([
H2(user().name),
Button({ onclick: () => user({ name: "John Doe", loggedIn: true }) }, "Log In")
]);
// Navbar.js
import { welcomeMessage, theme } from "./auth.js";
const Navbar = () => Nav({ class: theme }, [
Span(welcomeMessage)
]);
```
---
## Why SigPro Stores are Superior
| Feature | SigPro | Redux / Pinia / Svelte |
| :--- | :--- | :--- |
| **Boilerplate** | **0%** (Just a variable) | High (Actions, Reducers, Wrappers) |
| **Organization** | **Unlimited** (Any filename) | Often strictly "Store" or "Actions" |
| **Persistence** | **Native** (Just add a key) | Requires Middleware / Plugins |
| **Learning Curve** | **Instant** | Steep / Complex |
| **Bundle Size** | **0KB** (Part of the core) | 10KB - 30KB+ |
---
## The "Persistence" Advantage
The magic of SigPros `$(value, "key")` is that it works identically for local and global states. By simply adding a second argument, your Modular Store survives browser refreshes automatically. No manual `localStorage.getItem` or `JSON.parse` logic is ever required.
```javascript
// This single line creates a global, reactive,
// and persistent store for a shopping cart.
export const cart = $([], "session-cart");
```
---
## Summary of Scopes
* **Local Scope:** Signal defined **inside** a component. Unique to every instance created.
* **Module Scope:** Signal defined **outside** a component (same file). Shared by all instances within that specific file.
* **Global Scope:** Signal defined in a **separate file**. Shared across the entire application by any importing module.
* **Persistent Scope:** Any Signal defined with a **key**. Shared globally and remembered after a page reload.

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# The DOM Factory: `Tag( )`
`Tag` is the internal engine that creates, attributes, and attaches reactivity to DOM elements. It uses `Watch` to maintain a live, high-performance link between your Signals and the Document Object Model.
## Function Signature
```typescript
Tag(tagName: string, props?: Object, children?: any[] | any): HTMLElement
```
| Parameter | Type | Required | Description |
| :--- | :--- | :--- | :--- |
| **`tagName`** | `string` | Yes | Valid HTML tag name (e.g., `"div"`, `"button"`). |
| **`props`** | `Object` | No | Attributes, Events, Two-way bindings, and **Refs**. |
| **`children`** | `any` | No | Nested elements, text strings, or reactive functions. |
---
## Key Features
### 1. Manual DOM Access: `ref`
The `ref` property allows you to capture the underlying `HTMLElement` as soon as it is created. This is essential for integrating 3rd-party libraries (like AG Grid or Chart.js) or managing focus and measurements.
* **Callback Ref**: A function that receives the `HTMLElement` immediately.
* **Object Ref**: An object with a `.current` property assigned to the `HTMLElement`.
```javascript
// Auto-focus on mount
Input({ ref: (el) => el.focus() });
// Capturing a node for an external library
const gridDiv = { current: null };
Div({ ref: gridDiv, class: "ag-theme-quartz" });
```
### 2. Attribute Handling
SigPro intelligently decides how to apply each property:
* **Standard Props**: Applied via `setAttribute` or direct property assignment.
* **Class Names**: Supports `class` or `className` interchangeably.
* **Boolean Props**: Automatic handling for `checked`, `disabled`, `hidden`, etc.
* **Note**: The `ref` property is intercepted and **never** rendered as an attribute in the HTML.
### 3. Event Listeners
Events are defined by the `on` prefix. SigPro automatically registers the listener and ensures it is cleaned up when the element is destroyed.
```javascript
Button({
onclick: (e) => console.log("Clicked!", e),
}, "Click Me");
```
### 4. Reactive Attributes (One-Way)
If an attribute value is a **function** (like a Signal), `Tag` creates an internal **`Watch`** to keep the DOM in sync with the state.
```javascript
Div({
// Updates the class whenever 'theme()' changes
class: () => theme() === "dark" ? "bg-black" : "bg-white"
});
```
### 5. Smart Two-Way Binding (Automatic)
SigPro automatically enables **bidirectional synchronization** when it detects a **Signal** assigned to a form-capable attribute (`value` or `checked`) on an input element (`input`, `textarea`, `select`).
```javascript
// Syncs input value <-> signal automatically
Input({
type: "text",
value: username // No special symbols needed!
})
```
> **Note:** To use a Signal as **read-only** in an input, wrap it in an anonymous function: `value: () => username()`.
### 6. Reactive Children
Children can be static or dynamic. When a child is a function, SigPro creates a reactive boundary using `Watch` for that specific part of the DOM.
```javascript
Div({}, [
H1("Static Title"),
// Only this text node re-renders when 'count' changes
() => `Current count: ${count()}`
]);
```
---
## Memory Management (Internal)
Every element created with `Tag` is "self-aware" regarding its reactive dependencies.
* **`._cleanups`**: A hidden `Set` attached to the element that stores all `stop()` functions from its internal `Watch` calls and event listeners.
* **Lifecycle**: When an element is removed by a Controller (`If`, `For`, or `Router`), SigPro performs a recursive **"sweep"** to execute these cleanups, ensuring **zero memory leaks**.
---
## Tag Constructors (The Shortcuts)
Instead of writing `Tag("div", ...)` every time, SigPro provides PascalCase global functions for all standard HTML tags. These are direct mappings to the `Tag` factory.
```javascript
// This:
Div({ class: "wrapper" }, [ Span("Hello") ])
// Is exactly equivalent to:
Tag("div", { class: "wrapper" }, [ Tag("span", {}, "Hello") ])
```

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# Reactive Branching: `If( )`
The `If` function is a reactive control flow operator. It manages the conditional rendering of components with optional smooth transitions, ensuring that only the active branch exists in the DOM and in memory.
## Function Signature
```typescript
If(
condition: Signal<boolean> | Function,
thenVal: Component | Node,
otherwiseVal?: Component | Node,
transition?: Transition
): HTMLElement
```
| Parameter | Type | Required | Description |
| :--- | :--- | :--- | :--- |
| **`condition`** | `Signal` | Yes | A reactive source that determines which branch to render. |
| **`thenVal`** | `any` | Yes | The content to show when the condition is **truthy**. |
| **`otherwiseVal`** | `any` | No | The content to show when the condition is **falsy** (defaults to null). |
| **`transition`** | `Transition` | No | Optional animation hooks for enter/exit transitions. |
**Returns:** A `div` element with `display: contents` that acts as a reactive portal for the branches.
---
## Transition Interface
```typescript
interface Transition {
/** Called when branch enters. Use for fade-in, slide-in, etc. */
in: (el: HTMLElement) => void;
/** Called when branch leaves. Call `done()` when animation completes. */
out: (el: HTMLElement, done: () => void) => void;
}
```
### Example: Fade Transition
```javascript
const fade = {
in: (el) => {
el.style.opacity = "0";
el.style.transition = "opacity 0.3s";
requestAnimationFrame(() => {
el.style.opacity = "1";
});
},
out: (el, done) => {
el.style.transition = "opacity 0.3s";
el.style.opacity = "0";
setTimeout(done, 300);
}
};
If(show, Modal, null, fade);
```
---
## Usage Patterns
### 1. Simple Toggle
```javascript
const isVisible = $(false);
Div([
Button({ onclick: () => isVisible(!isVisible()) }, "Toggle Message"),
If(isVisible,
P("Now you see me!"),
P("Now you don't...")
)
]);
```
### 2. With Smooth Animation
```javascript
const showModal = $(false);
Div([
Button({ onclick: () => showModal(true) }, "Open Modal"),
If(showModal,
() => Modal({ onClose: () => showModal(false) }),
null,
fade // ← Smooth enter/exit animation
)
]);
```
### 3. Lazy Component Loading
Unlike CSS `display: none`, `If` is **lazy**. The inactive branch is never created, saving memory.
```javascript
If(() => user.isLogged(),
() => Dashboard(), // Only executed if logged in
() => LoginGate() // Only executed if guest
)
```
### 4. Complex Conditions
```javascript
If(() => count() > 10 && status() === 'ready',
Span("Threshold reached!")
)
```
### 5. If.not Helper
```javascript
If.not(loading,
() => Content(), // Shows when loading is FALSE
() => Spinner() // Shows when loading is TRUE
)
```
---
## Automatic Cleanup
One of the core strengths of `If` is its integrated **Cleanup** logic. SigPro ensures that when a branch is swapped out, it is completely purged.
1. **Stop Watchers**: All `Watch` calls inside the inactive branch are permanently stopped.
2. **Unbind Events**: Event listeners attached via `Tag` are removed.
3. **Recursive Sweep**: SigPro performs a deep "sweep" of the removed branch.
4. **Transition Respect**: When using transitions, destruction only happens AFTER the `out` animation completes.
---
## Best Practices
- **Function Wrappers**: For heavy components, use `() => MyComponent()` to prevent initialization until needed.
- **Reusable Transitions**: Define common transitions (fade, slide, scale) in a shared module.
- **Cleanup**: No manual cleanup needed. SigPro handles everything automatically.
---
## Technical Comparison
| Feature | Standard CSS `hidden` | SigPro `If` |
| :--- | :--- | :--- |
| **DOM Presence** | Always present | Only if active |
| **Reactivity** | Still processing | **Paused/Destroyed** |
| **Memory usage** | Higher | **Optimized** |
| **Cleanup** | Manual | **Automatic** |
| **Smooth Transitions** | Manual | **Built-in hook** |
| **Animation Timing** | You manage | **Respected by core** |
---
## Complete Transition Examples
### Fade
```javascript
const fade = {
in: (el) => { el.style.opacity = "0"; requestAnimationFrame(() => { el.style.transition = "opacity 0.3s"; el.style.opacity = "1"; }); },
out: (el, done) => { el.style.transition = "opacity 0.3s"; el.style.opacity = "0"; setTimeout(done, 300); }
};
```
### Slide
```javascript
const slide = {
in: (el) => { el.style.transform = "translateX(-100%)"; requestAnimationFrame(() => { el.style.transition = "transform 0.3s"; el.style.transform = "translateX(0)"; }); },
out: (el, done) => { el.style.transition = "transform 0.3s"; el.style.transform = "translateX(-100%)"; setTimeout(done, 300); }
};
```
### Scale
```javascript
const scale = {
in: (el) => { el.style.transform = "scale(0)"; requestAnimationFrame(() => { el.style.transition = "transform 0.2s"; el.style.transform = "scale(1)"; }); },
out: (el, done) => { el.style.transition = "transform 0.2s"; el.style.transform = "scale(0)"; setTimeout(done, 200); }
};
```

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# JSX with SigPro
SigPro works seamlessly with JSX.
## Configuration
### TypeScript
```json
// tsconfig.json
{
"compilerOptions": {
"jsx": "react",
"jsxFactory": "Tag",
"jsxFragmentFactory": "Fragment"
}
}
```
### Vite
```js
// vite.config.js
import { defineConfig } from 'vite'
export default defineConfig({
esbuild: {
jsxFactory: 'Tag',
jsxFragmentFactory: 'Fragment'
}
})
```
### Babel
```js
// babel.config.js
export default {
plugins: [
['@babel/plugin-transform-react-jsx', {
pragma: 'Tag',
pragmaFrag: 'Fragment'
}]
]
}
```
## Usage Example
```jsx
// App.jsx
import { $, Mount, Fragment } from 'sigpro';
const Button = ({ onClick, children }) => (
<button class="btn btn-primary" onclick={onClick}>
{children}
</button>
);
const App = () => {
const count = $(0);
return (
<div class="container p-8">
<h1 class="text-2xl font-bold">SigPro with JSX</h1>
<Button onClick={() => count(count() + 1)}>
Clicks: {() => count()}
</Button>
<Fragment>
<p>Multiple elements</p>
<p>Without extra wrapper</p>
</Fragment>
</div>
);
};
Mount(App, '#app');
```
## What Gets Compiled
Your JSX:
```jsx
<div class="container">
<Button>Click</Button>
</div>
```
Compiles to:
```javascript
Tag('div', { class: "container" },
Tag(Button, {}, "Click")
)
```
## Without Build Step (CDN)
SigPro automatically injects `Div()`, `Button()`, `Span()`, and all other HTML tag helpers globally when loaded via CDN. `Fragment` is also available.
```html
<!DOCTYPE html>
<html>
<head>
<script src="https://unpkg.com/sigpro"></script>
</head>
<body>
<div id="app"></div>
<script>
const { $, Mount, Fragment } = SigPro;
const App = () => {
const count = $(0);
return Div({ class: "container p-8" }, [
H1({ class: "text-2xl font-bold" }, "SigPro Demo"),
Button({
class: "btn-primary",
onclick: () => count(count() + 1)
}, () => `Clicks: ${count()}`),
Fragment({}, [
P({}, "Multiple elements"),
P({}, "Without wrapper")
])
]);
};
Mount(App, '#app');
</script>
</body>
</html>
```
## Template Literals Alternative (htm)
For a JSX-like syntax without a build step, use `htm`:
```javascript
import { $, Mount } from 'https://unpkg.com/sigpro';
import htm from 'https://esm.sh/htm';
const html = htm.bind(Tag);
const App = () => {
const count = $(0);
return html`
<div class="container">
<h1>SigPro Demo</h1>
<button onclick=${() => count(count() + 1)}>
Clicks: ${() => count()}
</button>
</div>
`;
};
Mount(App, '#app');
```
## Summary
| Method | Build Step | Syntax |
|--------|------------|--------|
| JSX | Required | `<div>...</div>` |
| CDN (Tag Helpers) | Optional | `Div({}, ...)` |
| htm | Optional | `` html`<div>...</div>` `` |
> [!TIP]
> **Recommendation:** Use JSX for large projects, CDN tag helpers (`Div()`, `Button()`) for simple projects, or htm for buildless projects that want HTML-like syntax.

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# Application Mounter: `Mount( )`
The `Mount` function is the entry point of your reactive world. It bridges the gap between your SigPro logic and the browser's Real DOM by injecting a component into the document and initializing its reactive lifecycle.
## Function Signature
```typescript
Mount(node: Function | HTMLElement, target?: string | HTMLElement): RuntimeObject
```
| Parameter | Type | Default | Description |
| :--- | :--- | :--- | :--- |
| **`node`** | `Function` or `Node` | **Required** | The component function or DOM element to render. |
| **`target`** | `string` or `Node` | `document.body` | CSS selector or DOM element where the app will live. |
**Returns:** A `Runtime` object containing the `container` and a `destroy()` method to wipe all reactivity and DOM nodes.
---
## Common Usage Scenarios
### 1. The SPA Entry Point
In a Single Page Application, you typically mount your main component to the body or a root div. SigPro manages the entire view from that point.
```javascript
import SigPro from 'sigpro';
import App from './App.js';
// Mounts your main App component
Mount(App, '#app-root');
```
### 2. Reactive "Islands"
SigPro is perfect for adding reactivity to static pages. You can mount small widgets into specific parts of an existing HTML layout.
```javascript
const Counter = () => {
const count = $(0);
return Button({ onclick: () => count(c => c + 1) }, [
"Clicks: ", count
]);
};
// Mount only the counter into a specific sidebar div
Mount(Counter, '#sidebar-widget');
```
---
## How it Works (Lifecycle & Cleanup)
When `Mount` is executed, it performs these critical steps to ensure a leak-free environment:
1. **Duplicate Detection**: If you call `Mount` on a target that already has a SigPro instance, it automatically calls `.destroy()` on the previous instance. This prevents "Zombie Effects" from stacking in memory.
2. **Internal Scoping**: It executes the component function inside an internal **Reactive Owner**. This captures every `Watch` and event listener created during the render.
3. **Target Injection**: It clears the target using `replaceChildren()` and appends the new component.
4. **Runtime Creation**: It returns a control object:
* `container`: The actual DOM element created.
* `destroy()`: The "kill switch" that runs all cleanups, stops all watchers, and removes the element from the DOM.
---
## Manual Unmounting
While SigPro handles most cleanups automatically (via `If`, `For`, and `Router`), you can manually destroy any mounted instance. This is vital for imperatively managed UI like **Toasts** or **Modals**.
```javascript
const instance = Mount(MyToast, '#toast-container');
// Later, to remove the toast and kill its reactivity:
instance.destroy();
```
---
## Summary Cheat Sheet
| Goal | Code Pattern |
| :--- | :--- |
| **Mount to body** | `Mount(App)` |
| **Mount to CSS Selector** | `Mount(App, '#root')` |
| **Mount to DOM Node** | `Mount(App, myElement)` |
| **Clean & Re-mount** | Calling `Mount` again on the same target |
| **Total Cleanup** | `const app = Mount(App); app.destroy();` |

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# ⚡ Quick API Reference
SigPro is a high-performance micro-framework that updates the **Real DOM** surgically. No Virtual DOM, no unnecessary re-renders, and built-in **Cleanup** (memory cleanup).
<div class="text-center my-8">
<div class="flex justify-center gap-2 flex-wrap mb-4">
<span class="badge badge-primary badge-lg font-mono text-lg">$-$$</span>
<span class="badge badge-secondary badge-lg font-mono text-lg">Watch</span>
<span class="badge badge-accent badge-lg font-mono text-lg">Tag</span>
<span class="badge badge-info badge-lg font-mono text-lg">If</span>
<span class="badge badge-success badge-lg font-mono text-lg">For</span>
<span class="badge badge-warning badge-lg font-mono text-lg">Router</span>
<span class="badge badge-error badge-lg font-mono text-lg">Mount</span>
</div>
<h1 class="text-5xl font-black bg-gradient-to-r from-primary via-secondary to-accent bg-clip-text text-transparent">
⚡ All the power! ⚡
</h1>
</div>
## Core Functions
Explore the reactive building blocks of SigPro.
<div class="overflow-x-auto my-8 border border-base-300 rounded-xl shadow-sm">
<table class="table table-zebra w-full">
<thead class="bg-base-200 text-base-content">
<tr>
<th>Function</th>
<th>Signature</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code class="text-primary font-bold">$(val, key?)</code></td>
<td class="font-mono text-xs opacity-70">(any, string?) => Signal</td>
<td>Creates a <b>Signal</b>. If <code>key</code> is provided, it persists in <code>localStorage</code>.</td>
</tr>
<tr>
<td><code class="text-primary font-bold">$(fn)</code></td>
<td class="font-mono text-xs opacity-70">(function) => Computed</td>
<td>Creates a <b>Computed Signal</b> that auto-updates when dependencies change.</td>
</tr>
<tr>
<td><code class="text-primary font-bold">$$(obj)</code></td>
<td class="font-mono text-xs opacity-70">(object) => Proxy</td>
<td>Creates a <b>Deep Reactive Proxy</b>. Track nested property access automatically. No need for manual signals.</td>
</tr>
<tr>
<td><code class="text-secondary font-bold">Watch(fn)</code></td>
<td class="font-mono text-xs opacity-70">(function) => stopFn</td>
<td><b>Auto Mode:</b> Tracks any signal touched inside. Returns a stop function.</td>
</tr>
<tr>
<td><code class="text-secondary font-bold">Watch(deps, fn)</code></td>
<td class="font-mono text-xs opacity-70">(Array, function) => stopFn</td>
<td><b>Explicit Mode:</b> Only runs when signals in <code>deps</code> change.</td>
</tr>
<tr>
<td><code class="text-accent font-bold">If(cond, then, else?)</code></td>
<td class="font-mono text-xs opacity-70">(Signal|bool, fn, fn?) => Node</td>
<td>Reactive conditional. Automatically destroys "else" branch memory.</td>
</tr>
<tr>
<td><code class="text-accent font-bold">For(src, render, key)</code></td>
<td class="font-mono text-xs opacity-70">(Signal, fn, fn) => Node</td>
<td><b>Keyed Loop:</b> Optimized list renderer. Uses the key function for surgical DOM moves.</td>
</tr>
<tr>
<td><code class="text-info font-bold">Router(routes)</code></td>
<td class="font-mono text-xs opacity-70">(Array) => Node</td>
<td><b>SPA Router:</b> Hash-based routing with dynamic params (<code>:id</code>) and auto-cleanup.</td>
</tr>
<tr>
<td><code class="font-bold">Mount(node, target)</code></td>
<td class="font-mono text-xs opacity-70">(any, string|Node) => Runtime</td>
<td>Entry point. Cleans the target and mounts the app with full lifecycle management.</td>
</tr>
</tbody>
</table>
</div>
---
## Element Constructors (Tags)
SigPro provides **PascalCase** wrappers for all standard HTML5 tags (e.g., `Div`, `Span`, `Button`).
### Syntax Pattern
<div class="mockup-code bg-base-300 text-base-content">
<pre data-prefix=""><code>Tag({ attributes }, [children])</code></pre>
</div>
### Special Attributes & Routing
<div class="grid grid-cols-1 md:grid-cols-2 gap-6 my-10">
<div class="card bg-base-200 border border-base-300 shadow-sm">
<div class="card-body p-5">
<h3 class="text-xs font-black uppercase tracking-widest opacity-60">Two-way Binding</h3>
<code class="text-primary font-bold text-sm bg-base-300/50 p-2 rounded-lg">value: mySignal</code>
<p class="text-xs mt-3 leading-relaxed">Automatic sync for <code>Input</code>, <code>Textarea</code>, and <code>Select</code>. Updates the signal on 'input' or 'change'.</p>
</div>
</div>
<div class="card bg-base-200 border border-base-300 shadow-sm">
<div class="card-body p-5">
<h3 class="text-xs font-black uppercase tracking-widest opacity-60">Dynamic Routing</h3>
<code class="text-info font-bold text-sm bg-base-300/50 p-2 rounded-lg">Router.to('/user/1')</code>
<p class="text-xs mt-3 leading-relaxed">Navigate programmatically. Access params via <code>Router.params().id</code>.</p>
</div>
</div>
<div class="card bg-base-200 border border-base-300 shadow-sm">
<div class="card-body p-5">
<h3 class="text-xs font-black uppercase tracking-widest opacity-60">Refs & DOM</h3>
<code class="text-accent font-bold text-sm bg-base-300/50 p-2 rounded-lg">ref: (el) => ...</code>
<p class="text-xs mt-3 leading-relaxed">Get direct access to the DOM node once it is created.</p>
</div>
</div>
<div class="card bg-base-200 border border-base-300 shadow-sm">
<div class="card-body p-5">
<h3 class="text-xs font-black uppercase tracking-widest opacity-60">Event Handling</h3>
<code class="text-secondary font-bold text-sm bg-base-300/50 p-2 rounded-lg">onClick: (e) => ...</code>
<p class="text-xs mt-3 leading-relaxed">Standard events with automatic <code>removeEventListener</code> on destruction.</p>
</div>
</div>
</div>
---
## Custom API (Bring Your Own Syntax)
SigPro's core functions are intentionally simple and can be easily renamed in **one line** to match your preferred coding style.
### One-Line Renaming
```javascript
import { $ as signal, Mount as render, Tag as tag, If as when, For as each, Watch as effect } from 'sigpro';
// Now use your custom names
const count = signal(0);
effect(() => console.log(count()));
render(() =>
tag('div', {}, [
when(count,
() => tag('span', {}, 'Positive'),
() => tag('span', {}, 'Zero or negative')
)
]),
'#app'
);
```
### Create React-like Hooks
```javascript
import * as SigPro from 'sigpro';
const useState = (initial) => {
const signal = SigPro.$(initial);
return [signal, (value) => signal(value)];
};
const useEffect = (fn, deps) => {
deps ? SigPro.Watch(deps, fn) : SigPro.Watch(fn);
};
// Usage
const Counter = () => {
const [count, setCount] = useState(0);
useEffect(() => console.log(count()), [count]);
return SigPro.Tag('button', { onClick: () => setCount(count() + 1) }, count);
};
```
### Create Vue-like API
```javascript
import { $ as ref, Watch as watch, Mount as mount } from 'sigpro';
const computed = (fn) => ref(fn);
const createApp = (component) => ({ mount: (selector) => mount(component, selector) });
// Usage
const count = ref(0);
const double = computed(() => count() * 2);
watch([count], () => console.log(count()));
```
### Global Custom API with sigpro.config.js
Create a central configuration file to reuse your custom naming across the entire project:
```javascript
// config/sigpro.config.js
import { $ as signal, Mount as render, Tag as tag, If as when, For as each, Watch as effect } from 'sigpro';
// Re-export everything with your custom names
export { signal, render, tag, when, each, effect };
// Also re-export the original functions if needed
export * from 'sigpro';
```
```javascript
// app.js - Import your custom API globally
import { signal, render, tag, when, each, effect } from './config/sigpro.config.js';
// Use your preferred syntax everywhere
const count = signal(0);
const double = signal(() => count() * 2);
effect(() => console.log(`Count: ${count()}, Double: ${double()}`));
const App = () =>
tag('div', { class: 'p-4' }, [
tag('h1', {}, () => `Count: ${count()}`),
tag('button', { onclick: () => count(count() + 1) }, 'Increment')
]);
render(App, '#app');
```
> [!TIP]
> **Why rename?** Team preferences, framework migration, or just personal taste. SigPro adapts to you, not the other way around.
> [!IMPORTANT]
> **Performance Hint:** For lists (`For`), always provide a unique key function `(item) => item.id` to prevent unnecessary node creation and enable reordering.
> [!TIP]
> **Pro Tip:** Use `$$()` for complex nested state objects instead of multiple `$()` signals. It's cleaner and automatically tracks deep properties.
> [!TIP]
> **Performance Hint:** Always use functions `() => signal()` for dynamic children to ensure SigPro only updates the specific node and not the whole container.
```

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# Routing: `Router()` & Utilities
SigPro includes a built-in, lightweight **Hash Router** to create Single Page Applications (SPA). It manages the URL state, matches components to paths, and handles the lifecycle of your pages automatically.
## Router Signature
```typescript
Router(routes: Route[]): HTMLElement
```
### Route Object
| Property | Type | Description |
| :--- | :--- | :--- |
| **`path`** | `string` | The URL fragment (e.g., `"/"`, `"/user/:id"`, or `"*"`). |
| **`component`** | `Function` | A function that returns a Node, a String, or a reactive View. |
---
## Usage Patterns
### 1. Defining Routes
The `Router` returns a `div` element with the class `.router-transition`. When the hash changes, the router destroys the previous view and mounts the new one inside this container.
```javascript
const App = () => Div({ class: "app-layout" }, [
Navbar(),
// The router outlet is placed here
Router([
{ path: "/", component: Home },
{ path: "/profile/:id", component: (params) => UserProfile(params.id) },
{ path: "*", component: () => H1("404 Not Found") }
])
]);
```
### 2. Dynamic Segments (`:id`)
The router automatically parses URL parameters (like `:id`) and passes them as an object to the component function. You can also access them globally via `Router.params()`.
```javascript
// If the URL is #/profile/42
const UserProfile = (params) => {
return H1(`User ID is: ${params.id}`); // Displays "User ID is: 42"
};
```
---
## Navigation Utilities
SigPro provides a set of programmatic methods to control the history and read the state.
### `Router.to(path)`
Navigates to a specific path. It automatically formats the hash (e.g., `/home` becomes `#/home`).
```javascript
Button({ onclick: () => Router.to("/dashboard") }, "Go to Dashboard")
```
### `Router.back()`
Goes back to the previous page in the browser history.
```javascript
Button({ onclick: () => Router.back() }, "Back")
```
### `Router.path()`
Returns the current path (without the `#`).
```javascript
Watch(() => {
console.log("Current path is:", Router.path());
});
```
---
## Technical Behavior
* **Automatic Cleanup**: Every time you navigate, the router calls `.destroy()` on the previous view. This ensures that all **signals, effects, and event listeners** from the old page are purged from memory.
* **Reactive Params**: `Router.params` is a signal (`$`). You can react to parameter changes without re-mounting the entire router outlet.
* **Hash-Based**: By using `window.location.hash`, SigPro works out-of-the-box on any static hosting (like GitHub Pages or Vercel) without needing server-side redirects.
---
## Styling the transition of Router
The router returns a standard `div` with the `.router-transition` class. You can easily style it or add transitions:
```css
.router-transition {
display: block;
min-height: 100vh;
animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
from { opacity: 0; transform: translateY(10px); }
to { opacity: 1; transform: translateY(0); }
}
```

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# The Signal Function: `$( )`
The `$( )` function is the core constructor of SigPro. It defines how data is stored, computed, and persisted.
## Function Signature
```typescript
$(initialValue: any, key?: string): Signal
$(computation: Function): ComputedSignal
```
| Parameter | Type | Required | Description |
| :--- | :--- | :--- | :--- |
| **`initialValue`** | `any` | Yes* | The starting value of your signal. |
| **`computation`** | `Function` | Yes* | A function that returns a value based on other signals. |
| **`key`** | `string` | No | A unique name to persist the signal in `localStorage`. |
*\*Either an initial value or a computation function must be provided.*
---
## Usage Patterns
### 1. Simple State
**`$(value)`**
Creates a writable signal. It returns a function that acts as both **getter** and **setter**.
```javascript
const count = $(0);
count(); // Read (0)
count(10); // Write (10)
```
### 2. Persistent State
**`$(value, key)`**
Creates a writable signal that syncs with the browser's storage.
```javascript
const theme = $("light", "app-theme");
theme("dark"); // Automatically calls localStorage.setItem("app-theme", '"dark"')
```
*Note: On page load, SigPro will prioritize the value found in `localStorage` over the `initialValue`.*
### 3. Computed State (Derived)
**`$(function)`**
Creates a read-only signal that updates automatically when any signal used inside it changes.
```javascript
const price = $(100);
const tax = $(0.21);
// This tracks both 'price' and 'tax' automatically
const total = $(() => price() * (1 + tax()));
```
---
## Updating with Logic
When calling the setter, you can pass an **updater function** to access the current value safely.
```javascript
const list = $(["A", "B"]);
// Adds "C" using the previous state
list(prev => [...prev, "C"]);
```
---
# The Reactive Object: `$$( )`
The `$$( )` function creates a reactive proxy for complex nested objects. Unlike `$()`, which tracks a single value, `$$()` tracks **every property access** automatically.
## Function Signature
```typescript
$$<T extends object>(obj: T): T
```
| Parameter | Type | Required | Description |
| :--- | :--- | :--- | :--- |
| **`obj`** | `object` | Yes | The object to make reactive. Properties are tracked recursively. |
**Returns:** A reactive proxy that behaves like the original object but triggers updates when any property changes.
---
## Usage Patterns
### 1. Simple Object
```javascript
const state = $$({ count: 0, name: "Juan" });
Watch(() => state.count, () => {
console.log(`Count is now ${state.count}`);
});
state.count++; // ✅ Triggers update
state.name = "Ana"; // ✅ Also reactive
```
### 2. Deep Reactivity
Unlike `$()`, `$$()` tracks nested properties automatically.
```javascript
const user = $$({
profile: {
name: "Juan",
address: {
city: "Madrid",
zip: "28001"
}
}
});
// This works! Tracks deep property access
Watch(() => user.profile.address.city, () => {
console.log("City changed");
});
user.profile.address.city = "Barcelona"; // ✅ Triggers update
```
### 3. Arrays
`$$()` works with arrays and array methods.
```javascript
const todos = $$([
{ id: 1, text: "Learn SigPro", done: false },
{ id: 2, text: "Build an app", done: false }
]);
Watch(() => todos.length, () => {
console.log(`You have ${todos.length} todos`);
});
// Array methods are reactive
todos.push({ id: 3, text: "Deploy", done: false }); // ✅ Triggers
todos[0].done = true; // ✅ Deep reactivity works
todos.splice(1, 1); // ✅ Triggers
```
### 4. Mixed with Signals
`$$()` works seamlessly with `$()` signals.
```javascript
const form = $$({
fields: {
email: "",
password: ""
},
isValid: $(false) // Signal inside reactive object
});
// Computed using both
const canSubmit = $(() =>
form.fields.email.includes("@") &&
form.fields.password.length > 6
);
Watch(canSubmit, (valid) => {
form.isValid(valid); // Update signal inside reactive object
});
```
---
## Key Differences: `$()` vs `$$()`
| Feature | `$()` Signal | `$$()` Reactive |
| :--- | :--- | :--- |
| **Primitives** | ✅ Works directly | ❌ Needs wrapper object |
| **Objects** | Manual tracking | ✅ Automatic deep tracking |
| **Nested properties** | ❌ Not reactive | ✅ Fully reactive |
| **Arrays** | Requires reassignment | ✅ Methods (push, pop, etc.) work |
| **Syntax** | `count()` / `count(5)` | `state.count = 5` |
| **LocalStorage** | ✅ Built-in | ❌ (use `$()` for persistence) |
| **Performance** | Lighter | Slightly heavier (Proxy) |
| **Destructuring** | ✅ Safe | ❌ Breaks reactivity |
---
## When to Use Each
### Use `$()` when:
- Working with primitives (numbers, strings, booleans)
- Need localStorage persistence
- Creating computed values
- Want explicit control over updates
```javascript
const count = $(0);
const user = $(null);
const fullName = $(() => `${firstName()} ${lastName()}`);
```
### Use `$$()` when:
- Working with complex nested objects
- Managing forms with multiple fields
- Using arrays with mutations (push, pop, splice)
- Want natural object syntax (no function calls)
```javascript
const form = $$({ email: "", password: "" });
const settings = $$({ theme: "dark", notifications: true });
const store = $$({ users: [], filters: {}, pagination: { page: 1 } });
```
---
## Important Notes
### ✅ DO:
```javascript
// Access properties directly
state.count = 10;
state.user.name = "Ana";
todos.push(newItem);
// Track in effects
Watch(() => state.count, () => {});
Watch(() => state.user.name, () => {});
```
### ❌ DON'T:
```javascript
// Destructuring breaks reactivity
const { count, user } = state; // ❌ count and user are not reactive
// Reassigning the whole object
state = { count: 10 }; // ❌ Loses reactivity
// Using primitive directly
const count = $$(0); // ❌ Doesn't work (use $() instead)
```
---
## Automatic Cleanup
Like all SigPro reactive primitives, `$$()` integrates with the cleanup system:
- Effects tracking reactive properties are automatically disposed
- No manual cleanup needed
- Works with `Watch`, `If`, and `For`
---
## Technical Comparison
| Aspect | `$()` | `$$()` |
| :--- | :--- | :--- |
| **Implementation** | Closure with Set | Proxy with WeakMap |
| **Tracking** | Explicit (function call) | Implicit (property access) |
| **Memory** | Minimal | Slightly more (WeakMap cache) |
| **Use Case** | Simple state | Complex state |
| **Learning Curve** | Low | Low (feels like plain JS) |
---
## Complete Example
```javascript
// Combining both approaches
const app = {
// Simple primitives with persistence
theme: $("dark", "theme"),
sidebarOpen: $(true),
// Complex state with $$()
user: $$({
name: "",
email: "",
preferences: {
notifications: true,
language: "es"
}
}),
// Computed values
isLoggedIn: $(() => !!app.user.name),
// Actions
login(name, email) {
app.user.name = name;
app.user.email = email;
},
logout() {
app.user.name = "";
app.user.email = "";
app.user.preferences.notifications = true;
}
};
// UI component
const UserProfile = () => {
return Div({}, [
If(() => app.isLoggedIn(),
() => Div({}, [
H2(`Welcome ${app.user.name}`),
P(`Email: ${app.user.email}`),
P(`Notifications: ${app.user.preferences.notifications ? "ON" : "OFF"}`),
Button({ onclick: () => app.user.preferences.notifications = !app.user.preferences.notifications },
"Toggle Notifications"
),
Button({ onclick: app.logout }, "Logout")
]),
() => LoginForm()
)
]);
};
```
---
## Migration from `$()` to `$$()`
If you have code using nested signals:
```javascript
// Before - Manual nesting
const user = $({
name: $(""),
email: $("")
});
user().name("Juan"); // Need to call inner signal
// After - Automatic nesting
const user = $$({
name: "",
email: ""
});
user.name = "Juan"; // Direct assignment
```

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# Global Tag Helpers
In **SigPro**, you don't need to manually type `Tag('div', ...)` for every element. To keep your code declarative and readable, the engine automatically generates **Global Helper Functions** for all standard HTML5 tags upon initialization.
## 1. How it Works
SigPro iterates through a manifest of standard HTML tags and attaches a wrapper function for each one directly to the `window` object. This creates a specialized **DSL** (Domain Specific Language) that looks like a template engine but is **100% standard JavaScript**.
* **Under the hood:** `Tag('button', { onclick: ... }, 'Click')`
* **SigPro Style:** `Button({ onclick: ... }, 'Click')`
---
## 2. The Complete Global Registry
The following functions are injected into the global scope using **PascalCase** to prevent naming collisions with common JS variables:
| Category | Available Global Functions |
| :--- | :--- |
| **Structure** | `Div`, `Span`, `P`, `Section`, `Nav`, `Main`, `Header`, `Footer`, `Article`, `Aside` |
| **Typography** | `H1` to `H6`, `Ul`, `Ol`, `Li`, `Dl`, `Dt`, `Dd`, `Strong`, `Em`, `Code`, `Pre`, `Small`, `B`, `U`, `Mark` |
| **Interactive** | `Button`, `A`, `Label`, `Br`, `Hr`, `Details`, `Summary`, `Dialog` |
| **Forms** | `Form`, `Input`, `Select`, `Option`, `Textarea`, `Fieldset`, `Legend` |
| **Tables** | `Table`, `Thead`, `Tbody`, `Tr`, `Th`, `Td`, `Tfoot`, `Caption` |
| **Media** | `Img`, `Canvas`, `Video`, `Audio`, `Svg`, `Iframe`, `Picture`, `Source` |
---
## 3. Usage Patterns (Smart Arguments)
SigPro tag helpers are flexible. They automatically detect if you are passing attributes, children, or both.
### A. Attributes + Children
```javascript
Div({ class: 'container', id: 'main' }, [
H1("Welcome to SigPro"),
P("The zero-VDOM framework.")
]);
```
### B. Children Only (The "Skipper")
If you don't need attributes, you can pass the content directly as the first argument.
```javascript
Section([
H2("Clean Syntax"),
Button("I have no props!")
]);
```
---
## 4. Reactive Power
These helpers are natively wired into SigPro's **`Watch`** engine.
### Reactive Attributes (One-Way)
Simply pass a Signal (function) to any attribute. SigPro creates an internal `Watch` to keep the DOM in sync.
```javascript
const theme = $("light");
Div({
class: () => `app-box ${theme()}`
}, "Themeable Box");
```
### Smart Two-Way Binding (Automatic)
SigPro automatically bridges the **Signal** and the **Input** element bi-directionally when you assign a Signal to `value` or `checked`. No special operators are required.
```javascript
const search = $("");
// UI updates Signal AND Signal updates UI automatically
Input({
type: "text",
placeholder: "Search...",
value: search
});
```
> **Pro Tip:** If you want an input to be **read-only** but still reactive, wrap the signal in an anonymous function: `value: () => search()`. This prevents the "backwards" synchronization.
### Dynamic Flow & Cleanup
Combine tags with Core controllers. SigPro automatically cleans up the `Watch` instances and event listeners when nodes are removed from the DOM.
```javascript
const items = $(["Apple", "Banana", "Cherry"]);
Ul({ class: "list-disc" }, [
For(items, (item) => Li(item), (item) => item)
]);
```
---
<div class="alert alert-error shadow-lg my-8 border-l-8 border-error bg-error/10 text-error-content">
<div>
<svg xmlns="http://www.w3.org/2000/svg" class="stroke-current flex-shrink-0 h-6 w-6" fill="none" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z" /></svg>
<div>
<h3 class="font-bold text-lg">Important: Naming Conventions</h3>
<div class="text-sm opacity-90">
<ol class="list-decimal ml-4 mt-2 space-y-2">
<li><b>Avoid Shadowing:</b> Don't name your local variables like the tags (e.g., <code>const Div = ...</code>). This will "hide" the global SigPro helper.</li>
<li><b>Custom Components:</b> Always use <b>PascalCase</b> for your own component functions (e.g., <code>UserCard</code>, <code>NavMenu</code>) to distinguish them from built-in Tag Helpers.</li>
</ol>
</div>
</div>
</div>
</div>
---
## 5. Logic to UI Comparison
Here is how a dynamic **User Status** component translates from SigPro logic to the final DOM structure.
```javascript
const UserStatus = (name, online) => (
Div({ class: 'flex items-center gap-2' }, [
Span({
hidden: () => !online(),
class: 'w-3 h-3 bg-green-500 rounded-full'
}),
P({
class: () => online() ? "text-bold" : "text-gray-400"
}, name)
])
);
```
---
## 6. Custom Tags with `Tag`
Create reusable components using `Tag`. All reactivity auto-cleans itself.
### Basic Example
```javascript
const UserCard = (props, children) =>
Tag('div', { class: 'card p-4', 'data-id': props.id }, children);
UserCard({ id: 123 }, [H3("John Doe"), P("john@example.com")]);
```
### Reactive Component (Auto-Cleaned)
```javascript
const Counter = (initial = 0) => {
const count = $(initial);
return Tag('div', { class: 'flex gap-2' }, [
Button({ onclick: () => count(count() - 1) }, '-'),
Span(() => count()),
Button({ onclick: () => count(count() + 1) }, '+')
]);
};
```
### When Manual Cleanup is Needed
Only for external resources (intervals, sockets, third-party libs):
```javascript
const Timer = () => {
const time = $(new Date().toLocaleTimeString());
const el = Tag('span', {}, () => time());
const interval = setInterval(() => time(new Date().toLocaleTimeString()), 1000);
el._cleanups.add(() => clearInterval(interval)); // Manual cleanup
return el;
};
```
### `Tag` vs Tag Helpers
| Use | Recommendation |
|:---|:---|
| Standard tags (`div`, `span`) | `Div()`, `Span()` helpers |
| Reusable components | Function returning `Tag` |
| Dynamic tag names | `Tag(tagName, props, children)` |
> **Auto-cleanup**: `Tag` automatically destroys watchers, events, and nested components. Only add to `_cleanups` for external resources.
---
| State (`online`) | Rendered HTML | Memory Management |
| :--- | :--- | :--- |
| **`true`** | `<div class="flex..."><span class="w-3..."></span><p class="text-bold">John</p></div>` | Watcher active |
| **`false`** | `<div class="flex..."><span hidden class="w-3..."></span><p class="text-gray-400">John</p></div>` | Attribute synced |

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# Reactivity Control: `Watch( )`
The `Watch` function is the reactive engine of SigPro. It allows you to execute code automatically when signals change. `Watch` is **polymorphic**: it can track dependencies automatically or follow an explicit list.
## Function Signature
```typescript
// Automatic Mode (Magic Tracking)
Watch(callback: Function): StopFunction
// Explicit Mode (Isolated Dependencies)
Watch(deps: Signal[], callback: Function): StopFunction
```
| Parameter | Type | Required | Description |
| :--- | :--- | :--- | :--- |
| **`target / deps`** | `Function` | `Array` | Yes | Either the code to run (Auto) or an array of signals to watch (Explicit). |
| **`callback`** | `Function` | Only in Explicit | The code that will run when the `deps` change. |
**Returns:** A `StopFunction` that, when called, destroys the watcher and releases memory.
---
## Usage Patterns
### 1. Automatic Mode (Default)
Any signal you "touch" inside the callback becomes a dependency. SigPro tracks them behind the scenes.
```javascript
const count = $(0);
Watch(() => {
// Re-runs every time 'count' changes
console.log(`Count is: ${count()}`);
});
```
### 2. Explicit Mode (Advanced Cleanup)
This mode **isolates** execution. The callback only triggers when the signals in the array change. Any other signal accessed *inside* the callback will NOT trigger a re-run. This is the "gold standard" for Routers and heavy components.
```javascript
const sPath = $("/home");
const user = $("Admin");
Watch([sPath], () => {
// Only triggers when 'sPath' changes.
// Changes to 'user' will NOT trigger this, preventing accidental re-renders.
console.log(`Navigating to ${sPath()} as ${user()}`);
});
```
### 3. Automatic Cleanup
If your logic creates timers, event listeners, or other reactive effects, SigPro tracks them as "children" of the current watch. When the watcher re-runs or stops, it kills everything inside automatically.
```javascript
Watch(() => {
const timer = setInterval(() => console.log("Tick"), 1000);
// Register a manual cleanup if needed
// Or simply rely on SigPro to kill nested Watch() calls
return () => clearInterval(timer);
});
```
---
## Stopping a Watcher
Call the returned function to manually kill the watcher. This is essential for manual DOM injections (like Toasts) or long-lived background processes.
```javascript
const stop = Watch(() => console.log(count()));
// Later...
stop(); // The link between the signal and this code is physically severed.
```
---
## Pro Tip: The Microtask Queue
SigPro batches updates. If you update multiple signals in the same execution block, the watcher will only fire **once** at the end of the task.
```javascript
const a = $(0);
const b = $(0);
Watch(() => console.log(a(), b()));
// This triggers only ONE re-run.
a(1);
b(2);
```

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const F=JSON.parse('{"title":"Components API 🧩","description":"","frontmatter":{},"headers":[],"relativePath":"api/components.md","filePath":"api/components.md"}'),t={name:"api/components.md"};function l(k,s,p,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h(`<h1 id="components-api-🧩" tabindex="-1">Components API 🧩 <a class="header-anchor" href="#components-api-🧩" aria-label="Permalink to &quot;Components API 🧩&quot;"></a></h1><p>Components in SigPro are native Web Components built on the Custom Elements standard. They provide a way to create reusable, encapsulated pieces of UI with reactive properties and automatic cleanup.</p><h2 id="component-tagname-setupfunction-observedattributes-useshadowdom" tabindex="-1"><code>$.component(tagName, setupFunction, observedAttributes, useShadowDOM)</code> <a class="header-anchor" href="#component-tagname-setupfunction-observedattributes-useshadowdom" aria-label="Permalink to &quot;\`$.component(tagName, setupFunction, observedAttributes, useShadowDOM)\`&quot;"></a></h2><p>Creates a custom element with reactive properties and automatic dependency tracking.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;my-button&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;btn&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;click&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;variant&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Observe the &#39;variant&#39; attribute</span></span></code></pre></div><h2 id="📋-api-reference" tabindex="-1">📋 API Reference <a class="header-anchor" href="#📋-api-reference" aria-label="Permalink to &quot;📋 API Reference&quot;"></a></h2><h3 id="parameters" tabindex="-1">Parameters <a class="header-anchor" href="#parameters" aria-label="Permalink to &quot;Parameters&quot;"></a></h3><table tabindex="0"><thead><tr><th>Parameter</th><th>Type</th><th>Default</th><th>Description</th></tr></thead><tbody><tr><td><code>tagName</code></td><td><code>string</code></td><td>required</td><td>Custom element tag name (must include a hyphen, e.g., <code>my-button</code>)</td></tr><tr><td><code>setupFunction</code></td><td><code>Function</code></td><td>required</td><td>Function that returns the component&#39;s template</td></tr><tr><td><code>observedAttributes</code></td><td><code>string[]</code></td><td><code>[]</code></td><td>Attributes to observe for changes (become reactive props)</td></tr><tr><td><code>useShadowDOM</code></td><td><code>boolean</code></td><td><code>false</code></td><td><code>true</code> = Shadow DOM (encapsulated), <code>false</code> = Light DOM (inherits styles)</td></tr></tbody></table><h3 id="setup-function-parameters" tabindex="-1">Setup Function Parameters <a class="header-anchor" href="#setup-function-parameters" aria-label="Permalink to &quot;Setup Function Parameters&quot;"></a></h3><p>The setup function receives two arguments:</p><ol><li><strong><code>props</code></strong> - Object containing reactive signals for each observed attribute</li><li><strong><code>context</code></strong> - Object with helper methods and properties</li></ol><h4 id="context-object-properties" tabindex="-1">Context Object Properties <a class="header-anchor" href="#context-object-properties" aria-label="Permalink to &quot;Context Object Properties&quot;"></a></h4><table tabindex="0"><thead><tr><th>Property</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>slot(name)</code></td><td><code>Function</code></td><td>Returns array of child nodes for the specified slot</td></tr><tr><td><code>emit(name, detail)</code></td><td><code>Function</code></td><td>Dispatches a custom event</td></tr><tr><td><code>select(selector)</code></td><td><code>Function</code></td><td>Query selector within component&#39;s root</td></tr><tr><td><code>selectAll(selector)</code></td><td><code>Function</code></td><td>Query selector all within component&#39;s root</td></tr><tr><td><code>host</code></td><td><code>HTMLElement</code></td><td>Reference to the custom element instance</td></tr><tr><td><code>root</code></td><td><code>Node</code></td><td>Component&#39;s root (shadow root or element itself)</td></tr><tr><td><code>onUnmount(callback)</code></td><td><code>Function</code></td><td>Register cleanup function</td></tr></tbody></table><h2 id="🏠-light-dom-vs-shadow-dom" tabindex="-1">🏠 Light DOM vs Shadow DOM <a class="header-anchor" href="#🏠-light-dom-vs-shadow-dom" aria-label="Permalink to &quot;🏠 Light DOM vs Shadow DOM&quot;"></a></h2><h3 id="light-dom-useshadowdom-false-default" tabindex="-1">Light DOM (<code>useShadowDOM = false</code>) - Default <a class="header-anchor" href="#light-dom-useshadowdom-false-default" aria-label="Permalink to &quot;Light DOM (\`useShadowDOM = false\`) - Default&quot;"></a></h3><p>The component <strong>inherits global styles</strong> from the application. Perfect for components that should integrate with your site&#39;s design system.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Button that uses global Tailwind CSS</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;tw-button&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> variant</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">variant</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;primary&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> variants</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> primary: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-blue-500 hover:bg-blue-600 text-white&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> secondary: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-gray-500 hover:bg-gray-600 text-white&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outline: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;border border-blue-500 text-blue-500 hover:bg-blue-50&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;px-4 py-2 rounded font-semibold transition-colors \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">variants</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">variant</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;click&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;variant&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><h3 id="shadow-dom-useshadowdom-true-encapsulated" tabindex="-1">Shadow DOM (<code>useShadowDOM = true</code>) - Encapsulated <a class="header-anchor" href="#shadow-dom-useshadowdom-true-encapsulated" aria-label="Permalink to &quot;Shadow DOM (\`useShadowDOM = true\`) - Encapsulated&quot;"></a></h3><p>The component <strong>encapsulates its styles</strong> completely. External styles don&#39;t affect it, and its styles don&#39;t leak out.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Calendar with encapsulated styles</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;ui-calendar&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;style&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /* These styles won&#39;t affect the rest of the page */</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> .calendar {</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> font-family: system-ui, sans-serif;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> background: white;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> border-radius: 12px;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> padding: 20px;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> box-shadow: 0 4px 12px rgba(0,0,0,0.1);</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> .day {</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> aspect-ratio: 1;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> display: flex;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> align-items: center;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> justify-content: center;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> cursor: pointer;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> border-radius: 50%;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> .day.selected {</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> background: #2196f3;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> color: white;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/style&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;calendar&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">renderCalendar</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">date</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">())</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;date&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">], </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// true = use Shadow DOM</span></span></code></pre></div><h2 id="🎯-basic-examples" tabindex="-1">🎯 Basic Examples <a class="header-anchor" href="#🎯-basic-examples" aria-label="Permalink to &quot;🎯 Basic Examples&quot;"></a></h2><h3 id="simple-counter-component" tabindex="-1">Simple Counter Component <a class="header-anchor" href="#simple-counter-component" aria-label="Permalink to &quot;Simple Counter Component&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// counter.js</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;my-counter&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;counter&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Count: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> +</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;+&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> -</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;-&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Reset&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><p><strong>Usage:</strong></p><div class="language-html vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-counter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-counter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span></code></pre></div><h3 id="component-with-props" tabindex="-1">Component with Props <a class="header-anchor" href="#component-with-props" aria-label="Permalink to &quot;Component with Props&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// greeting.js</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;my-greeting&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> name</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;World&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> greeting</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`Hello, \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}!\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;greeting&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">greeting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;This is a greeting component.&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;name&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Observe the &#39;name&#39; attribute</span></span></code></pre></div><p><strong>Usage:</strong></p><div class="language-html vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-greeting</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;John&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-greeting</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-greeting</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;Jane&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-greeting</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span></code></pre></div><h3 id="component-with-events" tabindex="-1">Component with Events <a class="header-anchor" href="#component-with-events" aria-label="Permalink to &quot;Component with Events&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// toggle.js</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;my-toggle&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isOn</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">initial</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;on&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toggle</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isOn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isOn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;toggle&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { isOn: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isOn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() });</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isOn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;on&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;off&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;toggle \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isOn</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;active&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">toggle</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isOn</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;ON&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;OFF&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;initial&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><p><strong>Usage:</strong></p><div class="language-html vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-toggle</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> initial</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;off&quot;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> @toggle</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\${(e)</span><span style="--shiki-light:#B31D28;--shiki-light-font-style:italic;--shiki-dark:#FDAEB7;--shiki-dark-font-style:italic;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt; console.log(&#39;Toggled:&#39;, e.detail)}</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> @on=\${() =&gt; console.log(&#39;Turned on&#39;)}</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> @off=\${() =&gt; console.log(&#39;Turned off&#39;)}</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-toggle</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span></code></pre></div><h2 id="🎨-advanced-examples" tabindex="-1">🎨 Advanced Examples <a class="header-anchor" href="#🎨-advanced-examples" aria-label="Permalink to &quot;🎨 Advanced Examples&quot;"></a></h2><h3 id="form-input-component" tabindex="-1">Form Input Component <a class="header-anchor" href="#form-input-component" aria-label="Permalink to &quot;Form Input Component&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// form-input.js</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;form-input&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> value</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> touched</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Validation effect</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">pattern</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> touched</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> regex</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> RegExp</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">pattern</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isValid</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> regex.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">test</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(isValid </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">errorMessage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Invalid input&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;validate&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { isValid, value: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleInput</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(e.target.value);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;update&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, e.target.value);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleBlur</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> touched</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;form-group&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label class=&quot;form-label&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">required</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;span class=&quot;required&quot;&gt;*&lt;/span&gt;\`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">type</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;text&#39;}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;form-control \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;is-invalid&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">handleInput</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @blur=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">handleBlur</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">placeholder</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">disabled</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?required=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">required</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;error-message&quot;&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">helpText</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;small class=&quot;help-text&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">helpText</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/small&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;label&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;type&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;value&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;placeholder&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;disabled&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;required&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;pattern&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;errorMessage&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;helpText&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><p><strong>Usage:</strong></p><div class="language-html vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">form-input</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> label</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;Email&quot;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> type</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;email&quot;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> required</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> pattern</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$&quot;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> errorMessage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;Please enter a valid email&quot;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> @update</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\${(e)</span><span style="--shiki-light:#B31D28;--shiki-light-font-style:italic;--shiki-dark:#FDAEB7;--shiki-dark-font-style:italic;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt; formData.email = e.detail}</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> @validate=\${(e) =&gt; setEmailValid(e.detail.isValid)}</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">form-input</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span></code></pre></div><h3 id="modal-dialog-component" tabindex="-1">Modal/Dialog Component <a class="header-anchor" href="#modal-dialog-component" aria-label="Permalink to &quot;Modal/Dialog Component&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// modal.js</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;my-modal&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isOpen</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Handle escape key</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleKeydown</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (e.key </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Escape&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &amp;&amp;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isOpen</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> close</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isOpen</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;keydown&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleKeydown);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.body.style.overflow </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;hidden&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">removeEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;keydown&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleKeydown);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.body.style.overflow </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Cleanup on unmount</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">removeEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;keydown&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleKeydown);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.body.style.overflow </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> open</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isOpen</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;open&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> close</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isOpen</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;close&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Expose methods to parent</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.open </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> open;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.close </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> close;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Trigger button --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;modal-trigger&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">open</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;trigger&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Open Modal&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Modal overlay --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isOpen</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;modal-overlay&quot; @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">close</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;modal-content&quot; @click.stop&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;modal-header&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Modal&#39;}&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button class=&quot;close-btn&quot; @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">close</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;&amp;times;&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;modal-body&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;body&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;modal-footer&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;footer&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">close</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Close&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;title&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">], </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><p><strong>Usage:</strong></p><div class="language-html vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-modal</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> title</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;Confirm Delete&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">button</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;trigger&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Delete Item&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">button</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;body&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">p</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Are you sure you want to delete this item?&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">p</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">p</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;warning&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;This action cannot be undone.&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">p</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;footer&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">button</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;cancel&quot;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> @click</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\${close}</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Cancel&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">button</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">button</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;delete&quot;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> @click</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\${handleDelete}</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Delete&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">button</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-modal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span></code></pre></div><h3 id="data-table-component" tabindex="-1">Data Table Component <a class="header-anchor" href="#data-table-component" aria-label="Permalink to &quot;Data Table Component&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// data-table.js</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;data-table&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">data</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> []);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> columns</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">columns</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> []);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> sortColumn</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> sortDirection</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;asc&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> filterText</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Computed: filtered and sorted data</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> processedData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">data</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()];</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Filter</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filterText</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> search</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> filterText</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLowerCase</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">row</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Object.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">values</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(row).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">some</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">val</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> String</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(val).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLowerCase</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">includes</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(search)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> )</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> );</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Sort</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sortColumn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> col</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sortColumn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> direction</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sortDirection</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;asc&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> -</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">b</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (a[col] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> b[col]) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> -</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">direction;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (a[col] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> b[col]) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> direction;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleSort</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">col</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sortColumn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> col) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sortDirection</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sortDirection</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;asc&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;desc&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;asc&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sortColumn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(col);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sortDirection</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;asc&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;sort&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { column: col, direction: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sortDirection</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;data-table&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Search input --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;table-toolbar&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;search&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">filterText</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Search...&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;search-input&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class=&quot;record-count&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">processedData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} of \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">data</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} records\`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Table --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;table&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;thead&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;tr&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">columns</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">col</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;th </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleSort</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">col</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">field</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class:sortable=\${</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class:sorted=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sortColumn</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> col</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">field</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">col</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sortColumn</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> col</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">field</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class=&quot;sort-icon&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sortDirection</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;asc&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;↑&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;↓&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/th&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/tr&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/thead&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;tbody&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> processedData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">row</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;tr @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;row-click&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">row</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">columns</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">col</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;td&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">row</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">col</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">field</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/td&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/tr&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/tbody&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/table&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Empty state --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> processedData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;empty-state&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> No data found</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;columns&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><p><strong>Usage:</strong></p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userColumns</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { field: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, label: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;ID&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { field: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;name&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, label: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Name&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { field: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;email&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, label: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Email&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { field: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;role&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, label: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Role&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John Doe&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;john@example.com&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, role: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Admin&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Jane Smith&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;jane@example.com&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, role: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;User&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span></code></pre></div><div class="language-html vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">data-table</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> .data</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\${userData}</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> .columns</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\${userColumns}</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> @row-click</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\${(e)</span><span style="--shiki-light:#B31D28;--shiki-light-font-style:italic;--shiki-dark:#FDAEB7;--shiki-dark-font-style:italic;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt; console.log(&#39;Row clicked:&#39;, e.detail)}</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">data-table</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span></code></pre></div><h3 id="tabs-component" tabindex="-1">Tabs Component <a class="header-anchor" href="#tabs-component" aria-label="Permalink to &quot;Tabs Component&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// tabs.js</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;my-tabs&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> activeTab</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">active</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Get all tab headers from slots</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> tabs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> headers</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;tab&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> headers.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">node</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">index</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> index,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> title: node.textContent,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> content: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`panel-\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">index</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)[</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;change&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { index: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">activeTab</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), tab: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tabs</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()[</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">activeTab</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()] });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;tabs&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;tab-headers&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tabs</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">tab</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;tab-header \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> activeTab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">index</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;active&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> activeTab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">index</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;tab-panels&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tabs</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">tab</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;tab-panel&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> style=&quot;display: \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> activeTab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">index</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;block&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;none&#39;}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">content</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;active&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><p><strong>Usage:</strong></p><div class="language-html vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">html</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-tabs</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> @change</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\${(e)</span><span style="--shiki-light:#B31D28;--shiki-light-font-style:italic;--shiki-dark:#FDAEB7;--shiki-dark-font-style:italic;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt; console.log(&#39;Tab changed:&#39;, e.detail)}&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;tab&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Profile&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;panel-0&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">h3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Profile Settings&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">h3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">form</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;...&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">form</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;tab&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Security&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;panel-1&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">h3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Security Settings&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">h3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">form</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;...&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">form</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;tab&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Notifications&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;panel-2&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">h3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;Notification Preferences&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">h3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">form</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;...&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">form</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">my-tabs</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">&gt;</span></span></code></pre></div><h3 id="component-with-external-data" tabindex="-1">Component with External Data <a class="header-anchor" href="#component-with-external-data" aria-label="Permalink to &quot;Component with External Data&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// user-profile.js</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user-profile&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Fetch user data when userId changes</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">userId) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> controller</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> AbortController</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/users/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { signal: controller.signal })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;loaded&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">err</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (err.name </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;AbortError&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(err.message);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;error&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, err);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">finally</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Cleanup: abort fetch if component unmounts or userId changes</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> controller.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">abort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;user-profile&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;spinner&quot;&gt;Loading...&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;error&quot;&gt;Error: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;user-info&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;img src=&quot;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">avatar</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot; class=&quot;avatar&quot; /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">email</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Member since: \${</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">joined</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLocaleDateString</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;no-user&quot;&gt;No user selected&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user-id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><h2 id="📦-component-libraries" tabindex="-1">📦 Component Libraries <a class="header-anchor" href="#📦-component-libraries" aria-label="Permalink to &quot;📦 Component Libraries&quot;"></a></h2><h3 id="building-a-reusable-component-library" tabindex="-1">Building a Reusable Component Library <a class="header-anchor" href="#building-a-reusable-component-library" aria-label="Permalink to &quot;Building a Reusable Component Library&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// components/index.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Button component</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> Button</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;ui-button&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">emit</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> variant</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">variant</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;primary&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> size</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">size</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;md&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> sizes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sm: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;px-2 py-1 text-sm&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> md: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;px-4 py-2&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lg: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;px-6 py-3 text-lg&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> variants</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> primary: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-blue-500 hover:bg-blue-600 text-white&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> secondary: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-gray-500 hover:bg-gray-600 text-white&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> danger: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-red-500 hover:bg-red-600 text-white&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;rounded font-semibold transition-colors \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">sizes</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">size</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">variants</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">variant</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">disabled</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> emit</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;click&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;variant&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;size&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;disabled&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Card component</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> Card</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;ui-card&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;card border rounded-lg shadow-sm overflow-hidden&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;card-header bg-gray-50 px-4 py-3 border-b&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3 class=&quot;font-semibold&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;card-body p-4&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">props</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">footer</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;card-footer bg-gray-50 px-4 py-3 border-t&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;footer&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;title&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Badge component</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> Badge</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;ui-badge&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">slot</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> type</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">type</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;default&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> types</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> default: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-gray-100 text-gray-800&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> success: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-green-100 text-green-800&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> warning: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-yellow-100 text-yellow-800&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> error: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-red-100 text-red-800&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> info: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;bg-blue-100 text-blue-800&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class=&quot;inline-block px-2 py-1 text-xs font-semibold rounded \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">types</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">type</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slot</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;type&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html };</span></span></code></pre></div><p><strong>Usage:</strong></p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { Button, Card, Badge } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./components/index.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Use components anywhere</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> app</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;Card title=&quot;Welcome&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;This is a card component&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div slot=&quot;footer&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;Button variant=&quot;primary&quot; @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">handleClick</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Save Changes</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/Button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;Badge type=&quot;success&quot;&gt;New&lt;/Badge&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/Card&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h2 id="🎯-decision-guide-light-dom-vs-shadow-dom" tabindex="-1">🎯 Decision Guide: Light DOM vs Shadow DOM <a class="header-anchor" href="#🎯-decision-guide-light-dom-vs-shadow-dom" aria-label="Permalink to &quot;🎯 Decision Guide: Light DOM vs Shadow DOM&quot;"></a></h2><table tabindex="0"><thead><tr><th>Use Light DOM (<code>false</code>) when...</th><th>Use Shadow DOM (<code>true</code>) when...</th></tr></thead><tbody><tr><td>Component is part of your main app</td><td>Building a UI library for others</td></tr><tr><td>Using global CSS (Tailwind, Bootstrap)</td><td>Creating embeddable widgets</td></tr><tr><td>Need to inherit theme variables</td><td>Styles must be pixel-perfect everywhere</td></tr><tr><td>Working with existing design system</td><td>Component has complex, specific styles</td></tr><tr><td>Quick prototyping</td><td>Distributing to different projects</td></tr><tr><td>Form elements that should match site</td><td>Need style isolation/encapsulation</td></tr></tbody></table><h2 id="📊-summary" tabindex="-1">📊 Summary <a class="header-anchor" href="#📊-summary" aria-label="Permalink to &quot;📊 Summary&quot;"></a></h2><table tabindex="0"><thead><tr><th>Feature</th><th>Description</th></tr></thead><tbody><tr><td><strong>Native Web Components</strong></td><td>Built on Custom Elements standard</td></tr><tr><td><strong>Reactive Props</strong></td><td>Observed attributes become signals</td></tr><tr><td><strong>Two Rendering Modes</strong></td><td>Light DOM (default) or Shadow DOM</td></tr><tr><td><strong>Automatic Cleanup</strong></td><td>Effects and listeners cleaned up on disconnect</td></tr><tr><td><strong>Event System</strong></td><td>Custom events with <code>emit()</code></td></tr><tr><td><strong>Slot Support</strong></td><td>Full slot API for content projection</td></tr><tr><td><strong>Zero Dependencies</strong></td><td>Pure vanilla JavaScript</td></tr></tbody></table><hr><blockquote><p><strong>Pro Tip:</strong> Start with Light DOM components for app-specific UI, and use Shadow DOM when building components that need to work identically across different projects or websites.</p></blockquote>`,64)])])}const g=i(t,[["render",l]]);export{F as __pageData,g as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const F=JSON.parse('{"title":"Components API 🧩","description":"","frontmatter":{},"headers":[],"relativePath":"api/components.md","filePath":"api/components.md"}'),t={name:"api/components.md"};function l(k,s,p,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h("",64)])])}const g=i(t,[["render",l]]);export{F as __pageData,g as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const g=JSON.parse('{"title":"Effects API 🔄","description":"","frontmatter":{},"headers":[],"relativePath":"api/effects.md","filePath":"api/effects.md"}'),k={name:"api/effects.md"};function l(t,s,p,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h(`<h1 id="effects-api-🔄" tabindex="-1">Effects API 🔄 <a class="header-anchor" href="#effects-api-🔄" aria-label="Permalink to &quot;Effects API 🔄&quot;"></a></h1><p>Effects are the bridge between reactive signals and side effects in your application. They automatically track signal dependencies and re-run whenever those signals change, enabling everything from DOM updates to data fetching and localStorage synchronization.</p><h2 id="core-concepts" tabindex="-1">Core Concepts <a class="header-anchor" href="#core-concepts" aria-label="Permalink to &quot;Core Concepts&quot;"></a></h2><h3 id="what-is-an-effect" tabindex="-1">What is an Effect? <a class="header-anchor" href="#what-is-an-effect" aria-label="Permalink to &quot;What is an Effect?&quot;"></a></h3><p>An effect is a function that:</p><ul><li><strong>Runs immediately</strong> when created</li><li><strong>Tracks all signals</strong> read during its execution</li><li><strong>Re-runs automatically</strong> when any tracked signal changes</li><li><strong>Can return a cleanup function</strong> that runs before the next execution or when the effect is stopped</li></ul><h3 id="how-effects-work" tabindex="-1">How Effects Work <a class="header-anchor" href="#how-effects-work" aria-label="Permalink to &quot;How Effects Work&quot;"></a></h3><ol><li>When an effect runs, it sets itself as the <code>activeEffect</code></li><li>Any signal read during execution adds the effect to its subscribers</li><li>When a signal changes, it queues all its subscribers</li><li>Effects are batched and run in the next microtask</li><li>If an effect returns a function, it&#39;s stored as a cleanup handler</li></ol><h2 id="effect-effectfn" tabindex="-1"><code>$.effect(effectFn)</code> <a class="header-anchor" href="#effect-effectfn" aria-label="Permalink to &quot;\`$.effect(effectFn)\`&quot;"></a></h2><p>Creates a reactive effect that automatically tracks dependencies and re-runs when they change.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Count is: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Count is: 0&quot;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Count is: 1&quot;</span></span></code></pre></div><h2 id="📋-api-reference" tabindex="-1">📋 API Reference <a class="header-anchor" href="#📋-api-reference" aria-label="Permalink to &quot;📋 API Reference&quot;"></a></h2><table tabindex="0"><thead><tr><th>Pattern</th><th>Example</th><th>Description</th></tr></thead><tbody><tr><td>Basic Effect</td><td><code>$.effect(() =&gt; console.log(count()))</code></td><td>Run on dependency changes</td></tr><tr><td>With Cleanup</td><td><code>$.effect(() =&gt; { timer = setInterval(...); return () =&gt; clearInterval(timer) })</code></td><td>Return cleanup function</td></tr><tr><td>Stop Effect</td><td><code>const stop = $.effect(...); stop()</code></td><td>Manually stop an effect</td></tr></tbody></table><h3 id="effect-object-internal" tabindex="-1">Effect Object (Internal) <a class="header-anchor" href="#effect-object-internal" aria-label="Permalink to &quot;Effect Object (Internal)&quot;"></a></h3><table tabindex="0"><thead><tr><th>Property/Method</th><th>Description</th></tr></thead><tbody><tr><td><code>dependencies</code></td><td>Set of signal subscriber sets this effect belongs to</td></tr><tr><td><code>cleanupHandlers</code></td><td>Set of cleanup functions to run before next execution</td></tr><tr><td><code>run()</code></td><td>Executes the effect and tracks dependencies</td></tr><tr><td><code>stop()</code></td><td>Stops the effect and runs all cleanup handlers</td></tr></tbody></table><h2 id="🎯-basic-examples" tabindex="-1">🎯 Basic Examples <a class="header-anchor" href="#🎯-basic-examples" aria-label="Permalink to &quot;🎯 Basic Examples&quot;"></a></h2><h3 id="console-logging" tabindex="-1">Console Logging <a class="header-anchor" href="#console-logging" aria-label="Permalink to &quot;Console Logging&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> name</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;World&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Hello \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}! Count is \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Hello World! Count is 0&quot;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Hello John! Count is 0&quot;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Hello John! Count is 5&quot;</span></span></code></pre></div><h3 id="dom-updates" tabindex="-1">DOM Updates <a class="header-anchor" href="#dom-updates" aria-label="Permalink to &quot;DOM Updates&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> element</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getElementById</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;counter&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> element.textContent </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`Count: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Updates DOM automatically when count changes</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Element text becomes &quot;Count: 10&quot;</span></span></code></pre></div><h3 id="document-title" tabindex="-1">Document Title <a class="header-anchor" href="#document-title" aria-label="Permalink to &quot;Document Title&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> page</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;home&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> unreadCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> base</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;home&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Home&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Dashboard&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> unread</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> unreadCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \` (\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">unreadCount</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">})\`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.title </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">base</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">unread</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} - My App\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;dashboard&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Title: &quot;Dashboard - My App&quot;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">unreadCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Title: &quot;Dashboard (3) - My App&quot;</span></span></code></pre></div><h2 id="🧹-effects-with-cleanup" tabindex="-1">🧹 Effects with Cleanup <a class="header-anchor" href="#🧹-effects-with-cleanup" aria-label="Permalink to &quot;🧹 Effects with Cleanup&quot;"></a></h2><p>Cleanup functions are essential for managing resources like intervals, event listeners, and subscriptions.</p><h3 id="basic-cleanup" tabindex="-1">Basic Cleanup <a class="header-anchor" href="#basic-cleanup" aria-label="Permalink to &quot;Basic Cleanup&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> id</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Setting up timer for user \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> timer</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Polling user \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}...\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Cleanup runs before next effect execution</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Cleaning up timer for user \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(timer);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Sets up timer for user 1</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Cleans up timer for user 1</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Sets up timer for user 2</span></span></code></pre></div><h3 id="event-listener-cleanup" tabindex="-1">Event Listener Cleanup <a class="header-anchor" href="#event-listener-cleanup" aria-label="Permalink to &quot;Event Listener Cleanup&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isListening</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isListening</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleClick</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Window clicked:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, e.clientX, e.clientY);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;click&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleClick);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Click listener added&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">removeEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;click&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleClick);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Click listener removed&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isListening</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Adds listener</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isListening</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Removes listener</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isListening</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Adds listener again</span></span></code></pre></div><h3 id="websocket-connection" tabindex="-1">WebSocket Connection <a class="header-anchor" href="#websocket-connection" aria-label="Permalink to &quot;WebSocket Connection&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> room</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;general&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> messages</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentRoom</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> room</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Connecting to room: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">currentRoom</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> ws</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> WebSocket</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`wss://chat.example.com/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">currentRoom</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ws.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">onmessage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">event</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> messages</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">messages</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parse</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(event.data)]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ws.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">onerror</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;WebSocket error:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, error);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Cleanup: close connection when room changes</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Disconnecting from room: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">currentRoom</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ws.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">close</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">room</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;random&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Closes &#39;general&#39; connection, opens &#39;random&#39;</span></span></code></pre></div><h2 id="⏱️-effect-timing-and-batching" tabindex="-1">⏱️ Effect Timing and Batching <a class="header-anchor" href="#⏱️-effect-timing-and-batching" aria-label="Permalink to &quot;⏱️ Effect Timing and Batching&quot;"></a></h2><h3 id="microtask-batching" tabindex="-1">Microtask Batching <a class="header-anchor" href="#microtask-batching" aria-label="Permalink to &quot;Microtask Batching&quot;"></a></h3><p>Effects are batched using <code>queueMicrotask</code> for optimal performance:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> a</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> b</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Effect ran with:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">b</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">c</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs immediately: &quot;Effect ran with: 1 2 3&quot;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Multiple updates in same tick - only one effect run!</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">b</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">20</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">c</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">30</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Only logs once: &quot;Effect ran with: 10 20 30&quot;</span></span></code></pre></div><h3 id="async-effects" tabindex="-1">Async Effects <a class="header-anchor" href="#async-effects" aria-label="Permalink to &quot;Async Effects&quot;"></a></h3><p>Effects can be asynchronous, but be careful with dependency tracking:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> id</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Fetching user \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}...\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Only id() is tracked (synchronous part)</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/users/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // This runs later - no dependency tracking here!</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Triggers effect again, cancels previous fetch</span></span></code></pre></div><h3 id="effect-with-abortcontroller" tabindex="-1">Effect with AbortController <a class="header-anchor" href="#effect-with-abortcontroller" aria-label="Permalink to &quot;Effect with AbortController&quot;"></a></h3><p>For proper async cleanup with fetch:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> id</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> controller</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> AbortController</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/users/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { signal: controller.signal })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">err</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (err.name </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;AbortError&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Fetch error:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, err);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Cleanup: abort fetch if userId changes before completion</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> controller.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">abort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="🎨-advanced-effect-patterns" tabindex="-1">🎨 Advanced Effect Patterns <a class="header-anchor" href="#🎨-advanced-effect-patterns" aria-label="Permalink to &quot;🎨 Advanced Effect Patterns&quot;"></a></h2><h3 id="debounced-effects" tabindex="-1">Debounced Effects <a class="header-anchor" href="#debounced-effects" aria-label="Permalink to &quot;Debounced Effects&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchTerm</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> results</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> debounceTimeout;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> term</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchTerm</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Clear previous timeout</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(debounceTimeout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Don&#39;t search if term is too short</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (term.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &lt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> results</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Debounce search</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> debounceTimeout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Searching for:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, term);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/search?q=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">term</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">r</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> r.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> results</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">300</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Cleanup on effect re-run</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(debounceTimeout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="throttled-effects" tabindex="-1">Throttled Effects <a class="header-anchor" href="#throttled-effects" aria-label="Permalink to &quot;Throttled Effects&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> scrollPosition</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastRun </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> rafId </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> pos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> scrollPosition</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Throttle with requestAnimationFrame</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (rafId) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cancelAnimationFrame</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(rafId);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> rafId </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> requestAnimationFrame</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Scroll position:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, pos);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateScrollUI</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(pos);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastRun </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Date.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> rafId </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (rafId) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cancelAnimationFrame</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(rafId);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> rafId </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Even with many updates, effect runs at most once per frame</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">for</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; i </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 100</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; i</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">++</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> scrollPosition</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(i);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><h3 id="conditional-effects" tabindex="-1">Conditional Effects <a class="header-anchor" href="#conditional-effects" aria-label="Permalink to &quot;Conditional Effects&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isEnabled</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> value</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> threshold</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Effect only runs when isEnabled is true</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isEnabled</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Monitoring value: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}, threshold: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">threshold</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> threshold</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> alert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Value \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} exceeded threshold \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">threshold</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}!\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isEnabled</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Effect starts monitoring</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">15</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Triggers alert</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isEnabled</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Effect stops (still runs, but condition prevents logic)</span></span></code></pre></div><h3 id="effect-with-multiple-cleanups" tabindex="-1">Effect with Multiple Cleanups <a class="header-anchor" href="#effect-with-multiple-cleanups" aria-label="Permalink to &quot;Effect with Multiple Cleanups&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> config</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ theme: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, notifications: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">theme</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">notifications</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> config</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> cleanups</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [];</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Setup theme</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.body.className </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`theme-\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">theme</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> cleanups.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">push</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.body.classList.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">remove</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`theme-\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">theme</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Setup notifications</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (notifications) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handler</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Notification:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, e.detail);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;notification&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handler);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> cleanups.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">push</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">removeEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;notification&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handler);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Return combined cleanup</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> cleanups.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">forEach</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">cleanup</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cleanup</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="🎯-effects-in-components" tabindex="-1">🎯 Effects in Components <a class="header-anchor" href="#🎯-effects-in-components" aria-label="Permalink to &quot;🎯 Effects in Components&quot;"></a></h2><h3 id="component-lifecycle" tabindex="-1">Component Lifecycle <a class="header-anchor" href="#component-lifecycle" aria-label="Permalink to &quot;Component Lifecycle&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;timer-display&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> seconds</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Effect for timer - automatically cleaned up when component unmounts</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> interval</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> seconds</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">s</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> s </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(interval);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Timer: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">seconds</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}s&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="effects-with-props" tabindex="-1">Effects with Props <a class="header-anchor" href="#effects-with-props" aria-label="Permalink to &quot;Effects with Props&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;data-viewer&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">props</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Effect reacts to prop changes</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> url</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> props.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">url</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">url) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> controller</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> AbortController</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(url, { signal: controller.signal })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">err</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (err.name </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;AbortError&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(err.message);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> controller.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">abort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;error&quot;&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">data</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div&gt;Loading...&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;pre&gt;\${</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">JSON</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stringify</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">data</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(), </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/pre&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;url&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><h2 id="🔧-effect-management" tabindex="-1">🔧 Effect Management <a class="header-anchor" href="#🔧-effect-management" aria-label="Permalink to &quot;🔧 Effect Management&quot;"></a></h2><h3 id="stopping-effects" tabindex="-1">Stopping Effects <a class="header-anchor" href="#stopping-effects" aria-label="Permalink to &quot;Stopping Effects&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Start effect</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> stopEffect</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Count:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Count: 1&quot;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Count: 2&quot;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Stop the effect</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stopEffect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// No logging - effect is stopped</span></span></code></pre></div><h3 id="conditional-effect-stopping" tabindex="-1">Conditional Effect Stopping <a class="header-anchor" href="#conditional-effect-stopping" aria-label="Permalink to &quot;Conditional Effect Stopping&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isActive</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentEffect </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isActive</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Start or restart the monitoring effect</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (currentEffect) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">currentEffect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentEffect </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Monitoring count:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Stop monitoring</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (currentEffect) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentEffect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentEffect </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="nested-effects" tabindex="-1">Nested Effects <a class="header-anchor" href="#nested-effects" aria-label="Permalink to &quot;Nested Effects&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> settings</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ theme: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;dark&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;User changed:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().name);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Nested effect - tracks settings independently</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Settings changed:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">settings</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().theme);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // When user changes, the nested effect is recreated</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="🚀-real-world-examples" tabindex="-1">🚀 Real-World Examples <a class="header-anchor" href="#🚀-real-world-examples" aria-label="Permalink to &quot;🚀 Real-World Examples&quot;"></a></h2><h3 id="auto-saving-form" tabindex="-1">Auto-saving Form <a class="header-anchor" href="#auto-saving-form" aria-label="Permalink to &quot;Auto-saving Form&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> formData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> title: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> content: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> tags: []</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> lastSaved</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> saveStatus</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;idle&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &#39;idle&#39;, &#39;saving&#39;, &#39;saved&#39;, &#39;error&#39;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> saveTimeout;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Clear previous timeout</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saveTimeout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Don&#39;t save empty form</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">data.title </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">data.content) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;idle&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;saving&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Debounce save</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> saveTimeout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/posts&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> method: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;POST&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> headers: { </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Content-Type&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;application/json&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> body: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stringify</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;saved&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lastSaved</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (error) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;error&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Auto-save failed:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, error);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saveTimeout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// UI feedback</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> statusMessage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> status</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> saved</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lastSaved</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (status </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;saving&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Saving...&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (status </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;error&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Save failed&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (status </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;saved&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> saved) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`Last saved: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">saved</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLocaleTimeString</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="real-time-search-with-debounce" tabindex="-1">Real-time Search with Debounce <a class="header-anchor" href="#real-time-search-with-debounce" aria-label="Permalink to &quot;Real-time Search with Debounce&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchInput</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchResults</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchStatus</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;idle&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &#39;idle&#39;, &#39;searching&#39;, &#39;results&#39;, &#39;no-results&#39;, &#39;error&#39;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> searchTimeout;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> abortController </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> query</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchInput</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trim</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Clear previous timeout</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(searchTimeout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Cancel previous request</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (abortController) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> abortController.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">abort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> abortController </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Don&#39;t search for short queries</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (query.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &lt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchResults</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;idle&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;searching&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Debounce search</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> searchTimeout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> abortController </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> AbortController</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> response</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/search?q=\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">encodeURIComponent</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">query</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> signal: abortController.signal</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> response.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">abortController.signal.aborted) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchResults</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;results&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;no-results&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> abortController </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (error) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (error.name </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;AbortError&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Search failed:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, error);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;error&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">300</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(searchTimeout);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (abortController) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> abortController.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">abort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> abortController </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="analytics-tracking" tabindex="-1">Analytics Tracking <a class="header-anchor" href="#analytics-tracking" aria-label="Permalink to &quot;Analytics Tracking&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Analytics configuration</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> analyticsEnabled</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userProperties</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Track page views</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">analyticsEnabled</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> page</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> properties</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userProperties</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Track page view:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, page, properties);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Send to analytics</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> gtag</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;config&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;GA-MEASUREMENT-ID&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> page_path: page,</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">properties</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Track user interactions</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> trackEvent</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">eventName</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">properties</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {}) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">analyticsEnabled</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Track event:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, eventName, properties);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> gtag</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;event&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, eventName, properties);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/dashboard&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userProperties</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ userId: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">123</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, plan: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;premium&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trackEvent</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;button_click&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { buttonId: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;signup&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span></code></pre></div><h3 id="keyboard-shortcuts" tabindex="-1">Keyboard Shortcuts <a class="header-anchor" href="#keyboard-shortcuts" aria-label="Permalink to &quot;Keyboard Shortcuts&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> shortcuts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;ctrl+s&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: { handler: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, description: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Save&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;ctrl+z&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: { handler: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, description: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Undo&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;ctrl+shift+z&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: { handler: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, description: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Redo&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;escape&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: { handler: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, description: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Close modal&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> pressedKeys</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Set</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleKeyDown</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> key</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.key.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLowerCase</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> ctrl</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.ctrlKey </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;ctrl+&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> shift</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.shiftKey </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;shift+&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> alt</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.altKey </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;alt+&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> meta</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.metaKey </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;meta+&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> combo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">ctrl</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">shift</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">alt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">meta</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">replace</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\+</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> shortcut</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> shortcuts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()[combo];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (shortcut?.handler) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">preventDefault</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> shortcut.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">handler</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;keydown&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleKeyDown);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">removeEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;keydown&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleKeyDown);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Register shortcuts</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">shortcuts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">shortcuts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;ctrl+s&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handler</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveDocument</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> description: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Save document&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;ctrl+z&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handler</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> undo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> description: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Undo&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="infinite-scroll" tabindex="-1">Infinite Scroll <a class="header-anchor" href="#infinite-scroll" aria-label="Permalink to &quot;Infinite Scroll&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> posts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> page</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> hasMore</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> observer </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Load more posts</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadMore</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> response</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/posts?page=\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newPosts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> response.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (newPosts.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> hasMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> posts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">posts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">newPosts]);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> p </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">finally</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Setup intersection observer for infinite scroll</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> sentinel</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getElementById</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;sentinel&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">sentinel) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> observer </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> IntersectionObserver</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">entries</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (entries[</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">].isIntersecting </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> hasMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { threshold: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0.1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> );</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> observer.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">observe</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(sentinel);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (observer) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> observer.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">disconnect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> observer </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Initial load</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loadMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span></code></pre></div><h2 id="📊-performance-considerations" tabindex="-1">📊 Performance Considerations <a class="header-anchor" href="#📊-performance-considerations" aria-label="Permalink to &quot;📊 Performance Considerations&quot;"></a></h2><table tabindex="0"><thead><tr><th>Pattern</th><th>Performance Impact</th><th>Best Practice</th></tr></thead><tbody><tr><td>Multiple signal reads</td><td>O(n) per effect</td><td>Group related signals</td></tr><tr><td>Deep object access</td><td>Minimal</td><td>Use computed signals</td></tr><tr><td>Large arrays</td><td>O(n) for iteration</td><td>Memoize with computed</td></tr><tr><td>Frequent updates</td><td>Batched</td><td>Let batching work</td></tr><tr><td>Heavy computations</td><td>Blocking</td><td>Use Web Workers</td></tr></tbody></table><h2 id="🎯-best-practices" tabindex="-1">🎯 Best Practices <a class="header-anchor" href="#🎯-best-practices" aria-label="Permalink to &quot;🎯 Best Practices&quot;"></a></h2><h3 id="_1-keep-effects-focused" tabindex="-1">1. Keep Effects Focused <a class="header-anchor" href="#_1-keep-effects-focused" aria-label="Permalink to &quot;1. Keep Effects Focused&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Avoid doing too much in one effect</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateUI</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// UI update</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveToStorage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Storage</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sendAnalytics</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Analytics</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> validate</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Validation</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Split into focused effects</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateUI</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveToStorage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sendAnalytics</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> validate</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span></code></pre></div><h3 id="_2-always-clean-up" tabindex="-1">2. Always Clean Up <a class="header-anchor" href="#_2-always-clean-up" aria-label="Permalink to &quot;2. Always Clean Up&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Missing cleanup</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> timer</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {}, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Memory leak!</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Proper cleanup</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> timer</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {}, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(timer);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="_3-avoid-writing-to-signals-in-effects" tabindex="-1">3. Avoid Writing to Signals in Effects <a class="header-anchor" href="#_3-avoid-writing-to-signals-in-effects" aria-label="Permalink to &quot;3. Avoid Writing to Signals in Effects&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> a</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> b</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Avoid - can cause loops</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">b</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Writing to a while reading b</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Use computed signals instead</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> sum</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> b</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span></code></pre></div><h3 id="_4-use-conditional-logic-carefully" tabindex="-1">4. Use Conditional Logic Carefully <a class="header-anchor" href="#_4-use-conditional-logic-carefully" aria-label="Permalink to &quot;4. Use Conditional Logic Carefully&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Condition affects dependency tracking</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">condition</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Only tracks a when condition is true</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Track all dependencies explicitly</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> cond</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> condition</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Track condition</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (cond) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Track a</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="_5-memoize-expensive-computations" tabindex="-1">5. Memoize Expensive Computations <a class="header-anchor" href="#_5-memoize-expensive-computations" aria-label="Permalink to &quot;5. Memoize Expensive Computations&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> items</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Expensive computation runs on every effect</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> items</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i.price, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateTotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(total);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Memoize with computed signal</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> items</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i.price, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateTotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">total</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span></code></pre></div><h2 id="🔍-debugging-effects" tabindex="-1">🔍 Debugging Effects <a class="header-anchor" href="#🔍-debugging-effects" aria-label="Permalink to &quot;🔍 Debugging Effects&quot;"></a></h2><h3 id="logging-effect-runs" tabindex="-1">Logging Effect Runs <a class="header-anchor" href="#logging-effect-runs" aria-label="Permalink to &quot;Logging Effect Runs&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> withLogging</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">effectFn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`[\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}] Running...\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> start</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> performance.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> effectFn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> duration</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> performance.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> start;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`[\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}] Completed in \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">duration</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toFixed</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}ms\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">withLogging</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Count:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;count-effect&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h3 id="effect-inspector" tabindex="-1">Effect Inspector <a class="header-anchor" href="#effect-inspector" aria-label="Permalink to &quot;Effect Inspector&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createEffectInspector</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> effects</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> trackedEffect</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">fn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">name</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`effect-\${</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">++</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> info</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> runs: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastRun: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> duration: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> dependencies: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Set</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> wrapped</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> info.runs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">++</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> info.lastRun </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> start</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> performance.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> info.duration </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> performance.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> start;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> stop</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(wrapped);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> effects.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">set</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(stop, info);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> stop;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> getReport</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> report</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {};</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> effects.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">forEach</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">info</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">stop</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> report[info.name] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> runs: info.runs,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastRun: info.lastRun,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> avgDuration: info.duration </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> info.runs</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> report;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { trackedEffect, getReport };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> inspector</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createEffectInspector</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">inspector.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trackedEffect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Count:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;counter-effect&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h2 id="📊-summary" tabindex="-1">📊 Summary <a class="header-anchor" href="#📊-summary" aria-label="Permalink to &quot;📊 Summary&quot;"></a></h2><table tabindex="0"><thead><tr><th>Feature</th><th>Description</th></tr></thead><tbody><tr><td><strong>Automatic Tracking</strong></td><td>Dependencies tracked automatically</td></tr><tr><td><strong>Cleanup Functions</strong></td><td>Return function to clean up resources</td></tr><tr><td><strong>Batch Updates</strong></td><td>Multiple changes batched in microtask</td></tr><tr><td><strong>Manual Stop</strong></td><td>Can stop effects with returned function</td></tr><tr><td><strong>Nested Effects</strong></td><td>Effects can contain other effects</td></tr><tr><td><strong>Auto-cleanup</strong></td><td>Effects in pages/components auto-cleaned</td></tr></tbody></table><hr><blockquote><p><strong>Pro Tip:</strong> Effects are the perfect place for side effects like DOM updates, data fetching, and subscriptions. Keep them focused and always clean up resources!</p></blockquote>`,94)])])}const y=i(k,[["render",l]]);export{g as __pageData,y as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const d=JSON.parse('{"title":"Fetch API 🌐","description":"","frontmatter":{},"headers":[],"relativePath":"api/fetch.md","filePath":"api/fetch.md"}'),l={name:"api/fetch.md"};function k(t,s,p,e,E,F){return a(),n("div",null,[...s[0]||(s[0]=[h(`<h1 id="fetch-api-🌐" tabindex="-1">Fetch API 🌐 <a class="header-anchor" href="#fetch-api-🌐" aria-label="Permalink to &quot;Fetch API 🌐&quot;"></a></h1><p>SigPro provides a simple, lightweight wrapper around the native Fetch API that integrates seamlessly with signals for loading state management. It&#39;s designed for common use cases with sensible defaults.</p><h2 id="core-concepts" tabindex="-1">Core Concepts <a class="header-anchor" href="#core-concepts" aria-label="Permalink to &quot;Core Concepts&quot;"></a></h2><h3 id="what-is-fetch" tabindex="-1">What is <code>$.fetch</code>? <a class="header-anchor" href="#what-is-fetch" aria-label="Permalink to &quot;What is \`$.fetch\`?&quot;"></a></h3><p>A ultra-simple fetch wrapper that:</p><ul><li><strong>Automatically handles JSON</strong> serialization and parsing</li><li><strong>Integrates with signals</strong> for loading state</li><li><strong>Returns <code>null</code> on error</strong> (no try/catch needed for basic usage)</li><li><strong>Works great with effects</strong> for reactive data fetching</li></ul><h2 id="fetch-url-data-loading" tabindex="-1"><code>$.fetch(url, data, [loading])</code> <a class="header-anchor" href="#fetch-url-data-loading" aria-label="Permalink to &quot;\`$.fetch(url, data, [loading])\`&quot;"></a></h2><p>Makes a POST request with JSON data and optional loading signal.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadUser</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">123</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, loading);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (user) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;User loaded:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, user);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><h2 id="📋-api-reference" tabindex="-1">📋 API Reference <a class="header-anchor" href="#📋-api-reference" aria-label="Permalink to &quot;📋 API Reference&quot;"></a></h2><h3 id="parameters" tabindex="-1">Parameters <a class="header-anchor" href="#parameters" aria-label="Permalink to &quot;Parameters&quot;"></a></h3><table tabindex="0"><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>url</code></td><td><code>string</code></td><td>Endpoint URL</td></tr><tr><td><code>data</code></td><td><code>Object</code></td><td>Data to send (automatically JSON.stringify&#39;d)</td></tr><tr><td><code>loading</code></td><td><code>Function</code> (optional)</td><td>Signal function to track loading state</td></tr></tbody></table><h3 id="returns" tabindex="-1">Returns <a class="header-anchor" href="#returns" aria-label="Permalink to &quot;Returns&quot;"></a></h3><table tabindex="0"><thead><tr><th>Return</th><th>Description</th></tr></thead><tbody><tr><td><code>Promise&lt;Object|null&gt;</code></td><td>Parsed JSON response or <code>null</code> on error</td></tr></tbody></table><h2 id="🎯-basic-examples" tabindex="-1">🎯 Basic Examples <a class="header-anchor" href="#🎯-basic-examples" aria-label="Permalink to &quot;🎯 Basic Examples&quot;"></a></h2><h3 id="simple-data-fetching" tabindex="-1">Simple Data Fetching <a class="header-anchor" href="#simple-data-fetching" aria-label="Permalink to &quot;Simple Data Fetching&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchUser</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { id });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetchUser</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">123</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h3 id="with-loading-state" tabindex="-1">With Loading State <a class="header-anchor" href="#with-loading-state" aria-label="Permalink to &quot;With Loading State&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadUser</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { id }, loading);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// In your template</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;spinner&quot;&gt;Loading...&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Email: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">email</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;No user found&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h3 id="in-an-effect" tabindex="-1">In an Effect <a class="header-anchor" href="#in-an-effect" aria-label="Permalink to &quot;In an Effect&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> id</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (id) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/users/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, loading).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Automatically fetches new user</span></span></code></pre></div><h2 id="🚀-advanced-examples" tabindex="-1">🚀 Advanced Examples <a class="header-anchor" href="#🚀-advanced-examples" aria-label="Permalink to &quot;🚀 Advanced Examples&quot;"></a></h2><h3 id="user-profile-with-loading-states" tabindex="-1">User Profile with Loading States <a class="header-anchor" href="#user-profile-with-loading-states" aria-label="Permalink to &quot;User Profile with Loading States&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Profile</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchUser</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { id }, loading);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Failed to load user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Fetch when userId changes</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchUser</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;profile&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;user-selector&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;User 1&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;User 2&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;User 3&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;spinner&quot;&gt;Loading profile...&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;error&quot;&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;user-info&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Email: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">email</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Role: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">role</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Joined: \${</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">joined</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLocaleDateString</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;p&gt;Select a user&lt;/p&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="todo-list-with-api" tabindex="-1">Todo List with API <a class="header-anchor" href="#todo-list-with-api" aria-label="Permalink to &quot;Todo List with API&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> TodoApp</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> todos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> filter</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;all&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &#39;all&#39;, &#39;active&#39;, &#39;completed&#39;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Load todos</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadTodos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/todos&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, loading);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Add todo</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> addTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">newTodo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trim</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> todo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/todos&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> text: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">newTodo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> completed: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (todo) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), todo]);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> newTodo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Toggle todo</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toggleTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">completed</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> updated</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/todos/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> completed: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">completed</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (updated) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> updated </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Delete todo</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> deleteTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/todos/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}/delete\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {});</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (result) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Filtered todos</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> filteredTodos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentFilter</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (currentFilter </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;all&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (currentFilter </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;active&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">t.completed);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t.completed);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Load on mount</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadTodos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;todo-app&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Todo List&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;add-todo&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;text&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">newTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @keydown.enter=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">addTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Add a new todo...&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">addTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Add&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;filters&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> filter</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;all&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> filter</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;all&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> All</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> filter</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;active&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> filter</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;active&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Active</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> filter</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;completed&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> filter</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;completed&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Completed</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;spinner&quot;&gt;Loading todos...&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ) : html\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">ul</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;todo-list&quot;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filteredTodos</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">todo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;li class=&quot;todo-item&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;checkbox&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :checked=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">completed</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @change=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toggleTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">completed</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class:completed=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">completed</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">text</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> deleteTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;🗑️&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/li&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">ul</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">};</span></span></code></pre></div><h3 id="infinite-scroll-with-pagination" tabindex="-1">Infinite Scroll with Pagination <a class="header-anchor" href="#infinite-scroll-with-pagination" aria-label="Permalink to &quot;Infinite Scroll with Pagination&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> InfiniteScroll</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> posts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> page</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> hasMore</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadMore</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/posts&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> page: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> limit: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, loading);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data.posts.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> hasMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> posts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">posts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">data.posts]);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> p </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Failed to load posts&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Intersection Observer for infinite scroll</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> observer</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> IntersectionObserver</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">entries</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (entries[</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">].isIntersecting) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { threshold: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0.1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> );</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> sentinel</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getElementById</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;sentinel&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (sentinel) observer.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">observe</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(sentinel);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> observer.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">disconnect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Initial load</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadMore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;infinite-scroll&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Posts&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;posts&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">posts</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">post</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;article class=&quot;post&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">body</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;small&gt;By \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">author</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/small&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/article&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div id=&quot;sentinel&quot; class=&quot;sentinel&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;spinner&quot;&gt;Loading more...&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;error&quot;&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasMore</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;end&quot;&gt;No more posts&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="search-with-debounce" tabindex="-1">Search with Debounce <a class="header-anchor" href="#search-with-debounce" aria-label="Permalink to &quot;Search with Debounce&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> SearchComponent</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> query</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> results</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> searchTimeout;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> performSearch</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">searchQuery</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">searchQuery.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trim</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> results</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/search&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> q: searchQuery </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, loading);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> results</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Search failed&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Debounced search</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchQuery</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> query</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(searchTimeout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (searchQuery.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &lt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> results</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> searchTimeout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> performSearch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(searchQuery);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">300</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(searchTimeout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;search&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;search-box&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;search&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">query</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Search...&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;search-input&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class=&quot;spinner-small&quot;&gt;⌛&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ) : &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;error&quot;&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">results</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;ul class=&quot;results&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">results</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;li class=&quot;result-item&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">description</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/li&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/ul&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">query</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 2</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &amp;&amp;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;p class=&quot;no-results&quot;&gt;No results found&lt;/p&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">};</span></span></code></pre></div><h3 id="form-submission" tabindex="-1">Form Submission <a class="header-anchor" href="#form-submission" aria-label="Permalink to &quot;Form Submission&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> ContactForm</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> formData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> message: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> submitting</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> submitError</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> submitSuccess</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleSubmit</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">preventDefault</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> submitError</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> submitSuccess</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/contact&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), submitting);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (result) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> submitSuccess</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, message: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> submitError</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Failed to send message. Please try again.&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateField</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">field</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [field]: value</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;form class=&quot;contact-form&quot; @submit=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">handleSubmit</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Contact Us&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;form-group&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label for=&quot;name&quot;&gt;Name:&lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;text&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> id=&quot;name&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateField</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;name&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> required</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">submitting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;form-group&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label for=&quot;email&quot;&gt;Email:&lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;email&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> id=&quot;email&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">email</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateField</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;email&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> required</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">submitting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;form-group&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label for=&quot;message&quot;&gt;Message:&lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;textarea</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> id=&quot;message&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">message</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateField</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;message&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> required</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> rows=&quot;5&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">submitting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;&lt;/textarea&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">submitting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;submitting&quot;&gt;Sending...&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">submitError</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;error&quot;&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">submitError</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">submitSuccess</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;success&quot;&gt;Message sent successfully!&lt;/div&gt;\`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;submit&quot; </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">submitting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Send Message</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/form&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="real-time-dashboard-with-multiple-endpoints" tabindex="-1">Real-time Dashboard with Multiple Endpoints <a class="header-anchor" href="#real-time-dashboard-with-multiple-endpoints" aria-label="Permalink to &quot;Real-time Dashboard with Multiple Endpoints&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Dashboard</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Multiple data streams</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> metrics</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({});</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> alerts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> logs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> metrics: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> alerts: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> logs: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> refreshInterval</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 5 seconds</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchMetrics</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/metrics&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().metrics);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">metrics</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchAlerts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/alerts&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().alerts);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">alerts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchLogs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/logs&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> limit: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">50</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().logs);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">logs</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Auto-refresh all data</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchMetrics</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchAlerts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchLogs</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> interval</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchMetrics</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchAlerts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">refreshInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(interval);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;dashboard&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;header&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;System Dashboard&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;refresh-control&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Refresh interval:</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;select :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">refreshInterval</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} @change=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> refreshInterval</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parseInt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">))</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;option value=&quot;2000&quot;&gt;2 seconds&lt;/option&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;option value=&quot;5000&quot;&gt;5 seconds&lt;/option&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;option value=&quot;10000&quot;&gt;10 seconds&lt;/option&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;option value=&quot;30000&quot;&gt;30 seconds&lt;/option&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/select&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/header&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;dashboard-grid&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Metrics Panel --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;panel metrics&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;System Metrics&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">metrics</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;spinner&quot;&gt;Loading metrics...&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ) : html\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;metrics-grid&quot;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;metric&quot;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;CPU&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">span</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">metrics</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">cpu</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}%&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">span</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;metric&quot;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;Memory&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">span</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">metrics</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">memory</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}%&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">span</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;metric&quot;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;Requests&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">span</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">metrics</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">requests</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}/s&lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">span</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">div</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Alerts Panel --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;panel alerts&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Active Alerts&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">alerts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;spinner&quot;&gt;Loading alerts...&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ) : alerts().length &gt; 0 ? html\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">ul</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">alerts</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">alert</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;li class=&quot;alert \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">alert</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">severity</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;strong&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">alert</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">type</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/strong&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">alert</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">message</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;small&gt;\${</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">alert</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">timestamp</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLocaleTimeString</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/small&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/li&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">ul</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p class=&quot;no-data&quot;&gt;No active alerts&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Logs Panel --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;panel logs&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Recent Logs&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">logs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;spinner&quot;&gt;Loading logs...&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ) : html\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">ul</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">logs</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">log</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;li class=&quot;log \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">log</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">level</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class=&quot;timestamp&quot;&gt;\${</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">log</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">timestamp</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLocaleTimeString</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class=&quot;message&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">log</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">message</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/li&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">ul</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">};</span></span></code></pre></div><h3 id="file-upload" tabindex="-1">File Upload <a class="header-anchor" href="#file-upload" aria-label="Permalink to &quot;File Upload&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> FileUploader</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> files</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> uploading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> uploadProgress</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({});</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> uploadResults</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleFileSelect</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> files</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e.target.files]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploadFiles</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">files</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploadResults</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> for</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> file</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> of</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> files</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> formData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> FormData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> formData.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">append</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;file&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, file);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Track progress for this file</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploadProgress</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">uploadProgress</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [file.name]: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Custom fetch for FormData</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> response</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/upload&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> method: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;POST&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> body: formData</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> response.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploadResults</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">uploadResults</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { file: file.name, success: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, result }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (error) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploadResults</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">uploadResults</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { file: file.name, success: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, error: error.message }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploadProgress</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">uploadProgress</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [file.name]: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">100</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;file-uploader&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Upload Files&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;file&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> multiple</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @change=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">handleFileSelect</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">uploading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> files</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;file-list&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;Selected Files:&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;ul&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">files</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">file</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;li&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">file</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} (\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">file</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">size</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> /</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1024</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toFixed</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} KB)</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploadProgress</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">file</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;progress value=&quot;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">uploadProgress</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">file</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot; max=&quot;100&quot;&gt;&lt;/progress&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ) : &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/li&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)}</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &lt;/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">ul</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">button</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#B31D28;--shiki-light-font-style:italic;--shiki-dark:#FDAEB7;--shiki-dark-font-style:italic;"> @click=\${uploadFiles}</span></span>
<span class="line"><span style="--shiki-light:#B31D28;--shiki-light-font-style:italic;--shiki-dark:#FDAEB7;--shiki-dark-font-style:italic;"> ?disabled=\${uploading}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Uploading...&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Upload Files&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/</span><span style="--shiki-light:#22863A;--shiki-dark:#85E89D;">button</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &lt;/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">div</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \` : &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> uploadResults</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;upload-results&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;Upload Results:&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;ul&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">uploadResults</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;li class=&quot;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">result</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">success</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;success&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;error&#39;}&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">result</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">file</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}: </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">result</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">success</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Uploaded successfully&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`Failed: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">result</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/li&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/ul&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">};</span></span></code></pre></div><h3 id="retry-logic" tabindex="-1">Retry Logic <a class="header-anchor" href="#retry-logic" aria-label="Permalink to &quot;Retry Logic&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Enhanced fetch with retry</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchWithRetry</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">url</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">maxRetries</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastError;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> for</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> attempt </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; attempt </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> maxRetries; attempt</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">++</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (loading) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(url, data);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (result </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // If we get null but no error, wait and retry</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (attempt </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> maxRetries) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> Promise</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">resolve</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(resolve, Math.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">pow</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, attempt) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Exponential backoff</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> );</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (error) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastError </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> error;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">warn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Attempt \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">attempt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} failed:\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, error);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (attempt </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> maxRetries) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> Promise</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">resolve</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(resolve, Math.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">pow</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, attempt) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> );</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">finally</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (attempt </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> maxRetries </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> loading) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;All retry attempts failed:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, lastError);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchWithRetry</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/unreliable-endpoint&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, loading, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h2 id="🎯-best-practices" tabindex="-1">🎯 Best Practices <a class="header-anchor" href="#🎯-best-practices" aria-label="Permalink to &quot;🎯 Best Practices&quot;"></a></h2><h3 id="_1-always-handle-null-responses" tabindex="-1">1. Always Handle Null Responses <a class="header-anchor" href="#_1-always-handle-null-responses" aria-label="Permalink to &quot;1. Always Handle Null Responses&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Don&#39;t assume success</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data.property); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Might throw if data is null</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Check for null</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data.property);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">} </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> showError</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Failed to load data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><h3 id="_2-use-with-effects-for-reactivity" tabindex="-1">2. Use with Effects for Reactivity <a class="header-anchor" href="#_2-use-with-effects-for-reactivity" aria-label="Permalink to &quot;2. Use with Effects for Reactivity&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Manual fetching</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">button.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;click&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateUI</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Reactive fetching</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> trigger</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trigger</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">updateUI</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trigger</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Triggers fetch</span></span></code></pre></div><h3 id="_3-combine-with-loading-signals" tabindex="-1">3. Combine with Loading Signals <a class="header-anchor" href="#_3-combine-with-loading-signals" aria-label="Permalink to &quot;3. Combine with Loading Signals&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Always show loading state</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> load</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, loading);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (result) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">data</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(result);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// In template</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&lt;Spinner /&gt;&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> data</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&lt;Data /&gt;&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&lt;Empty /&gt;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h3 id="_4-cancel-in-flight-requests" tabindex="-1">4. Cancel In-flight Requests <a class="header-anchor" href="#_4-cancel-in-flight-requests" aria-label="Permalink to &quot;4. Cancel In-flight Requests&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Use AbortController with effects</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> controller;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (controller) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> controller.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">abort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> controller </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> AbortController</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(url, { signal: controller.signal })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">controller.signal.aborted) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> controller.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">abort</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="📊-error-handling" tabindex="-1">📊 Error Handling <a class="header-anchor" href="#📊-error-handling" aria-label="Permalink to &quot;📊 Error Handling&quot;"></a></h2><h3 id="basic-error-handling" tabindex="-1">Basic Error Handling <a class="header-anchor" href="#basic-error-handling" aria-label="Permalink to &quot;Basic Error Handling&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">data) {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Handle error (show message, retry, etc.)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><h3 id="with-error-signal" tabindex="-1">With Error Signal <a class="header-anchor" href="#with-error-signal" aria-label="Permalink to &quot;With Error Signal&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loadData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, loading);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (result) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> data</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(result);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Failed to load data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><hr><blockquote><p><strong>Pro Tip:</strong> Combine <code>$.fetch</code> with <code>$.effect</code> and loading signals for a complete reactive data fetching solution. The loading signal integration makes it trivial to show loading states in your UI.</p></blockquote>`,54)])])}const g=i(l,[["render",k]]);export{d as __pageData,g as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const d=JSON.parse('{"title":"Fetch API 🌐","description":"","frontmatter":{},"headers":[],"relativePath":"api/fetch.md","filePath":"api/fetch.md"}'),l={name:"api/fetch.md"};function k(t,s,p,e,E,F){return a(),n("div",null,[...s[0]||(s[0]=[h("",54)])])}const g=i(l,[["render",k]]);export{d as __pageData,g as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const d=JSON.parse('{"title":"Pages API 📄","description":"","frontmatter":{},"headers":[],"relativePath":"api/pages.md","filePath":"api/pages.md"}'),t={name:"api/pages.md"};function l(k,s,p,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h(`<h1 id="pages-api-📄" tabindex="-1">Pages API 📄 <a class="header-anchor" href="#pages-api-📄" aria-label="Permalink to &quot;Pages API 📄&quot;"></a></h1><p>Pages in SigPro are special components designed for route-based navigation with <strong>automatic cleanup</strong>. When you navigate away from a page, all signals, effects, and event listeners created within that page are automatically cleaned up - no memory leaks, no manual cleanup needed.</p><h2 id="page-setupfunction" tabindex="-1"><code>$.page(setupFunction)</code> <a class="header-anchor" href="#page-setupfunction" aria-label="Permalink to &quot;\`$.page(setupFunction)\`&quot;"></a></h2><p>Creates a page with automatic cleanup of all signals and effects when navigated away.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // All signals and effects created here</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // will be automatically cleaned up on navigation</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Count: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;My Page&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Count: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> +</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;+&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="📋-api-reference" tabindex="-1">📋 API Reference <a class="header-anchor" href="#📋-api-reference" aria-label="Permalink to &quot;📋 API Reference&quot;"></a></h2><table tabindex="0"><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>setupFunction</code></td><td><code>Function</code></td><td>Function that returns the page content. Receives context object with <code>params</code> and <code>onUnmount</code></td></tr></tbody></table><h3 id="context-object-properties" tabindex="-1">Context Object Properties <a class="header-anchor" href="#context-object-properties" aria-label="Permalink to &quot;Context Object Properties&quot;"></a></h3><table tabindex="0"><thead><tr><th>Property</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>params</code></td><td><code>Object</code></td><td>Route parameters passed to the page</td></tr><tr><td><code>onUnmount</code></td><td><code>Function</code></td><td>Register cleanup callbacks (alternative to automatic cleanup)</td></tr></tbody></table><h2 id="🎯-basic-usage" tabindex="-1">🎯 Basic Usage <a class="header-anchor" href="#🎯-basic-usage" aria-label="Permalink to &quot;🎯 Basic Usage&quot;"></a></h2><h3 id="simple-page" tabindex="-1">Simple Page <a class="header-anchor" href="#simple-page" aria-label="Permalink to &quot;Simple Page&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/home.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> title</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Welcome to SigPro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;home-page&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;This page will clean itself up when you navigate away.&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="page-with-route-parameters" tabindex="-1">Page with Route Parameters <a class="header-anchor" href="#page-with-route-parameters" aria-label="Permalink to &quot;Page with Route Parameters&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/user.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(({ </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Access route parameters</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params.id;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Auto-cleaned effect</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/users/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, loading)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;spinner&quot;&gt;Loading...&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;User Profile: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()?.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Email: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()?.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">email</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="🧹-automatic-cleanup" tabindex="-1">🧹 Automatic Cleanup <a class="header-anchor" href="#🧹-automatic-cleanup" aria-label="Permalink to &quot;🧹 Automatic Cleanup&quot;"></a></h2><p>The magic of <code>$.page</code> is automatic cleanup. Everything created inside the page is tracked and cleaned up:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // ✅ Signals are auto-cleaned</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // ✅ Effects are auto-cleaned</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.title </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`Count: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // ✅ Event listeners are auto-cleaned</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;resize&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleResize);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // ✅ Intervals and timeouts are auto-cleaned</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> interval</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> refreshData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div&gt;Page content&lt;/div&gt;\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// When navigating away: all signals, effects, listeners, intervals STOP</span></span></code></pre></div><h2 id="📝-manual-cleanup-with-onunmount" tabindex="-1">📝 Manual Cleanup with <code>onUnmount</code> <a class="header-anchor" href="#📝-manual-cleanup-with-onunmount" aria-label="Permalink to &quot;📝 Manual Cleanup with \`onUnmount\`&quot;"></a></h2><p>Sometimes you need custom cleanup logic. Use <code>onUnmount</code> for that:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(({ </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // WebSocket connection</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> socket</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> WebSocket</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;wss://api.example.com&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> socket.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">onmessage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">event</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parse</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(event.data));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Manual cleanup</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> socket.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">close</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;WebSocket closed&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div&gt;Real-time updates&lt;/div&gt;\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="🔄-integration-with-router" tabindex="-1">🔄 Integration with Router <a class="header-anchor" href="#🔄-integration-with-router" aria-label="Permalink to &quot;🔄 Integration with Router&quot;"></a></h2><p>Pages are designed to work seamlessly with <code>$.router</code>:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> HomePage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Home.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> UserPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/User.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SettingsPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Settings.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: HomePage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: UserPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/settings&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: SettingsPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Mount router</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routes));</span></span></code></pre></div><h2 id="💡-practical-examples" tabindex="-1">💡 Practical Examples <a class="header-anchor" href="#💡-practical-examples" aria-label="Permalink to &quot;💡 Practical Examples&quot;"></a></h2><h3 id="example-1-data-fetching-page" tabindex="-1">Example 1: Data Fetching Page <a class="header-anchor" href="#example-1-data-fetching-page" aria-label="Permalink to &quot;Example 1: Data Fetching Page&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/posts.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(({ </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> posts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> loading</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/posts&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> posts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">err</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(err.message);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;posts-page&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Blog Posts&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;loading&quot;&gt;Loading posts...&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;error&quot;&gt;Error: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;posts-grid&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">posts</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">post</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;article class=&quot;post-card&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">excerpt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/post/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;&gt;Read more&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/article&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="example-2-real-time-dashboard" tabindex="-1">Example 2: Real-time Dashboard <a class="header-anchor" href="#example-2-real-time-dashboard" aria-label="Permalink to &quot;Example 2: Real-time Dashboard&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/dashboard.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(({ </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> metrics</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> cpu: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> memory: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> requests: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Auto-refresh data</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> refreshInterval</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/metrics&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (data) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">metrics</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Manual cleanup for interval</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(refreshInterval));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Live clock</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentTime</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> clockInterval</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentTime</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(clockInterval));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;dashboard&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;System Dashboard&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;time&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Last updated: \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentTime</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLocaleTimeString</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;metrics-grid&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;metric-card&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;CPU Usage&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p class=&quot;metric-value&quot;&gt;\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> metrics</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">cpu</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}%&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;metric-card&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;Memory Usage&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p class=&quot;metric-value&quot;&gt;\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> metrics</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">memory</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}%&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;metric-card&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;Requests/min&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p class=&quot;metric-value&quot;&gt;\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> metrics</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">requests</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="example-3-multi-step-form" tabindex="-1">Example 3: Multi-step Form <a class="header-anchor" href="#example-3-multi-step-form" aria-label="Permalink to &quot;Example 3: Multi-step Form&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/checkout.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(({ </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> step</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> formData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> address: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> payment: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Warn user before leaving</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleBeforeUnload</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">step</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">preventDefault</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.returnValue </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;beforeunload&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleBeforeUnload);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">removeEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;beforeunload&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, handleBeforeUnload);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> nextStep</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> step</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">s</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Math.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">min</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(s </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> prevStep</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> step</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">s</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Math.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">max</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(s </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;checkout&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Checkout - Step \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">step</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} of 3&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> switch</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">step</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> case</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;step&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Email&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;email&quot; </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">email</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">({</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(), email: </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">})</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> case</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 2</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;step&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Address&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;textarea </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">address</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">({</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(), address: </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">})</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;&lt;/textarea&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> case</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 3</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;step&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Payment&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;text&quot; </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Card number&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">payment</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">({</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(), payment: </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">})</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;buttons&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> step</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">prevStep</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Previous&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> step</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 3</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">nextStep</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Next&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">submitOrder</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Place Order&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="example-4-page-with-tabs" tabindex="-1">Example 4: Page with Tabs <a class="header-anchor" href="#example-4-page-with-tabs" aria-label="Permalink to &quot;Example 4: Page with Tabs&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/profile.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(({ </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> activeTab</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;overview&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Load user data</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/users/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">params</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> tabs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> overview</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;Overview&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Username: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()?.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">username</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Member since: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()?.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">joined</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> posts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;Posts&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()?.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">posts</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">post</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;post&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;Settings&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input type=&quot;checkbox&quot; :checked=\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()?.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">emailNotifications</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Email notifications</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;profile-page&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()?.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;tabs&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">Object</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">keys</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">tabs</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">tab</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> activeTab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> activeTab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">charAt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toUpperCase</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> tab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slice</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;tab-content&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> tabs</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">[</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">activeTab</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()]()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="🎯-advanced-patterns" tabindex="-1">🎯 Advanced Patterns <a class="header-anchor" href="#🎯-advanced-patterns" aria-label="Permalink to &quot;🎯 Advanced Patterns&quot;"></a></h2><h3 id="page-with-nested-routes" tabindex="-1">Page with Nested Routes <a class="header-anchor" href="#page-with-nested-routes" aria-label="Permalink to &quot;Page with Nested Routes&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/settings/index.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(({ </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> section</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params.section </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;general&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> sections</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> general</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./general.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">m</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> m.default),</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> security</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./security.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">m</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> m.default),</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> notifications</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./notifications.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">m</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> m.default)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentSection</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sections[section]().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">comp</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentSection</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(comp));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;settings&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/settings/general&quot;&gt;General&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/settings/security&quot;&gt;Security&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/settings/notifications&quot;&gt;Notifications&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;content&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">currentSection</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="page-with-authentication" tabindex="-1">Page with Authentication <a class="header-anchor" href="#page-with-authentication" aria-label="Permalink to &quot;Page with Authentication&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/dashboard.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(({ </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">onUnmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isAuthenticated</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> authCheck</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> token</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> localStorage.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;token&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isAuthenticated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">token);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Redirect if not authenticated</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isAuthenticated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.router.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">go</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;dashboard&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Protected Dashboard&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Protected content --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="📊-summary" tabindex="-1">📊 Summary <a class="header-anchor" href="#📊-summary" aria-label="Permalink to &quot;📊 Summary&quot;"></a></h2><table tabindex="0"><thead><tr><th>Feature</th><th>Description</th></tr></thead><tbody><tr><td><strong>Automatic Cleanup</strong></td><td>All signals, effects, and resources auto-cleaned on navigation</td></tr><tr><td><strong>Memory Safe</strong></td><td>No memory leaks, even with complex nested effects</td></tr><tr><td><strong>Router Integration</strong></td><td>Designed to work perfectly with <code>$.router</code></td></tr><tr><td><strong>Parameters</strong></td><td>Access route parameters via <code>params</code> object</td></tr><tr><td><strong>Manual Cleanup</strong></td><td><code>onUnmount</code> for custom cleanup needs</td></tr><tr><td><strong>Zero Configuration</strong></td><td>Just wrap your page in <code>$.page()</code> and it works</td></tr></tbody></table><hr><blockquote><p><strong>Pro Tip:</strong> Always wrap route-based views in <code>$.page()</code> to ensure proper cleanup. This prevents memory leaks and ensures your app stays performant even after many navigation changes.</p></blockquote>`,41)])])}const g=i(t,[["render",l]]);export{d as __pageData,g as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const d=JSON.parse('{"title":"Pages API 📄","description":"","frontmatter":{},"headers":[],"relativePath":"api/pages.md","filePath":"api/pages.md"}'),t={name:"api/pages.md"};function l(k,s,p,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h("",41)])])}const g=i(t,[["render",l]]);export{d as __pageData,g as default};

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import{_ as i,o as a,c as t,ae as n}from"./chunks/framework.C8AWLET_.js";const E=JSON.parse('{"title":"Quick API Reference ⚡","description":"","frontmatter":{},"headers":[],"relativePath":"api/quick.md","filePath":"api/quick.md"}'),h={name:"api/quick.md"};function l(e,s,p,k,d,r){return a(),t("div",null,[...s[0]||(s[0]=[n("",55)])])}const F=i(h,[["render",l]]);export{E as __pageData,F as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const g=JSON.parse('{"title":"Routing API 🌐","description":"","frontmatter":{},"headers":[],"relativePath":"api/routing.md","filePath":"api/routing.md"}'),t={name:"api/routing.md"};function k(p,s,l,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h(`<h1 id="routing-api-🌐" tabindex="-1">Routing API 🌐 <a class="header-anchor" href="#routing-api-🌐" aria-label="Permalink to &quot;Routing API 🌐&quot;"></a></h1><p>SigPro includes a simple yet powerful hash-based router designed for Single Page Applications (SPAs). It works everywhere with zero server configuration and integrates seamlessly with <code>$.page</code> for automatic cleanup.</p><h2 id="why-hash-based-routing" tabindex="-1">Why Hash-Based Routing? <a class="header-anchor" href="#why-hash-based-routing" aria-label="Permalink to &quot;Why Hash-Based Routing?&quot;"></a></h2><p>Hash routing (<code>#/about</code>) works <strong>everywhere</strong> - no server configuration needed. Perfect for:</p><ul><li>Static sites and SPAs</li><li>GitHub Pages, Netlify, any static hosting</li><li>Local development without a server</li><li>Projects that need to work immediately</li></ul><h2 id="router-routes" tabindex="-1"><code>$.router(routes)</code> <a class="header-anchor" href="#router-routes" aria-label="Permalink to &quot;\`$.router(routes)\`&quot;"></a></h2><p>Creates a hash-based router that renders the matching component and handles navigation.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> HomePage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Home.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> AboutPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/About.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> UserPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/User.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: HomePage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: AboutPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: UserPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Mount the router</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routes));</span></span></code></pre></div><h2 id="📋-api-reference" tabindex="-1">📋 API Reference <a class="header-anchor" href="#📋-api-reference" aria-label="Permalink to &quot;📋 API Reference&quot;"></a></h2><h3 id="router-routes-1" tabindex="-1"><code>$.router(routes)</code> <a class="header-anchor" href="#router-routes-1" aria-label="Permalink to &quot;\`$.router(routes)\`&quot;"></a></h3><table tabindex="0"><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>routes</code></td><td><code>Array&lt;Route&gt;</code></td><td>Array of route configurations</td></tr></tbody></table><p><strong>Returns:</strong> <code>HTMLDivElement</code> - Container that renders the current page</p><h3 id="router-go-path" tabindex="-1"><code>$.router.go(path)</code> <a class="header-anchor" href="#router-go-path" aria-label="Permalink to &quot;\`$.router.go(path)\`&quot;"></a></h3><table tabindex="0"><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>path</code></td><td><code>string</code></td><td>Route path to navigate to (automatically adds leading slash)</td></tr></tbody></table><h3 id="route-object" tabindex="-1">Route Object <a class="header-anchor" href="#route-object" aria-label="Permalink to &quot;Route Object&quot;"></a></h3><table tabindex="0"><thead><tr><th>Property</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>path</code></td><td><code>string</code> or <code>RegExp</code></td><td>Route pattern to match</td></tr><tr><td><code>component</code></td><td><code>Function</code></td><td>Function that returns page content (receives <code>params</code>)</td></tr></tbody></table><h2 id="🎯-route-patterns" tabindex="-1">🎯 Route Patterns <a class="header-anchor" href="#🎯-route-patterns" aria-label="Permalink to &quot;🎯 Route Patterns&quot;"></a></h2><h3 id="string-paths-simple-routes" tabindex="-1">String Paths (Simple Routes) <a class="header-anchor" href="#string-paths-simple-routes" aria-label="Permalink to &quot;String Paths (Simple Routes)&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Static routes</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: HomePage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: AboutPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/contact&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: ContactPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Routes with parameters</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: UserPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id/posts&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: UserPostsPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id/posts/:postId&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: PostPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/search/:query/page/:num&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: SearchPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span></code></pre></div><h3 id="regexp-paths-advanced-routing" tabindex="-1">RegExp Paths (Advanced Routing) <a class="header-anchor" href="#regexp-paths-advanced-routing" aria-label="Permalink to &quot;RegExp Paths (Advanced Routing)&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Match numeric IDs only</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path:</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">users</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">(?&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\d</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">)</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: UserPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Match product slugs (letters, numbers, hyphens)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path:</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">products</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">(?&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">slug</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[a-z0-9-]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">)</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: ProductPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Match blog posts by year/month</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path:</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">blog</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">(?&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">year</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\d</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">{4}</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">)</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">(?&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">month</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\d</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">{2}</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">)</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: BlogArchive },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Match optional language prefix</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path:</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">(?&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">lang</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">&gt;en</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">|</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">es</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">|</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">fr)</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">about</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: AboutPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Match UUID format</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path:</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">items</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">(?&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">uuid</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[0-9a-f]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">{8}</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[0-9a-f]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">{4}</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[0-9a-f]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">{4}</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[0-9a-f]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">{4}</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[0-9a-f]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">{12}</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">)</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> component: ItemPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span></code></pre></div><h2 id="📦-basic-examples" tabindex="-1">📦 Basic Examples <a class="header-anchor" href="#📦-basic-examples" aria-label="Permalink to &quot;📦 Basic Examples&quot;"></a></h2><h3 id="simple-router-setup" tabindex="-1">Simple Router Setup <a class="header-anchor" href="#simple-router-setup" aria-label="Permalink to &quot;Simple Router Setup&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// main.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Home </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Home.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> About </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/About.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Contact </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Contact.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: Home },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: About },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/contact&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: Contact },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> router</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routes);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Mount to DOM</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(router);</span></span></code></pre></div><h3 id="page-components-with-parameters" tabindex="-1">Page Components with Parameters <a class="header-anchor" href="#page-components-with-parameters" aria-label="Permalink to &quot;Page Components with Parameters&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/User.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // /user/42 → params = { id: &#39;42&#39; }</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // /user/john/posts/123 → params = { id: &#39;john&#39;, postId: &#39;123&#39; }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params.id;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/users/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;user-page&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;User Profile: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Name: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Email: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userData</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">email</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;p&gt;Loading...&lt;/p&gt;\`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="navigation" tabindex="-1">Navigation <a class="header-anchor" href="#navigation" aria-label="Permalink to &quot;Navigation&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// In templates</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> NavBar</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/&quot;&gt;Home&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/about&quot;&gt;About&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/contact&quot;&gt;Contact&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/user/42&quot;&gt;Profile&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/search/js/page/1&quot;&gt;Search&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Programmatic navigation --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">router</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">go</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Go to About</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">router</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">go</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;contact&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Go to Contact (auto-adds leading slash)</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h2 id="🚀-advanced-examples" tabindex="-1">🚀 Advanced Examples <a class="header-anchor" href="#🚀-advanced-examples" aria-label="Permalink to &quot;🚀 Advanced Examples&quot;"></a></h2><h3 id="complete-application-with-layout" tabindex="-1">Complete Application with Layout <a class="header-anchor" href="#complete-application-with-layout" aria-label="Permalink to &quot;Complete Application with Layout&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// App.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> HomePage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Home.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> AboutPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/About.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> UserPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/User.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SettingsPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Settings.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> NotFound </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/NotFound.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Layout component with navigation</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">content</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;app&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;header class=&quot;header&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;My SigPro App&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;nav class=&quot;nav&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/&quot; class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isActive</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Home&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/about&quot; class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isActive</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;About&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/user/42&quot; class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isActive</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/42&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Profile&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/settings&quot; class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isActive</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/settings&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Settings&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/header&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;main class=&quot;main&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">content</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/main&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;footer class=&quot;footer&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;© 2024 SigPro App&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/footer&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Helper to check active route</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isActive</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">path</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> current</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.location.hash.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">replace</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">#</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> path;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Routes with layout</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">HomePage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params)) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">AboutPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params)) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">UserPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params)) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/settings&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">SettingsPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params)) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/:path(.*)&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">NotFound</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params)) }, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Catch-all</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Create and mount router</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> router</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routes);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(router);</span></span></code></pre></div><h3 id="nested-routes" tabindex="-1">Nested Routes <a class="header-anchor" href="#nested-routes" aria-label="Permalink to &quot;Nested Routes&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/Settings.js (parent route)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SettingsGeneral </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./settings/General.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SettingsSecurity </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./settings/Security.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SettingsNotifications </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./settings/Notifications.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> section</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params.section </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;general&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> sections</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> general: SettingsGeneral,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> security: SettingsSecurity,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> notifications: SettingsNotifications</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> CurrentSection</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sections[section];</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;settings&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Settings&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;settings-layout&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;nav class=&quot;settings-sidebar&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/settings/general&quot; class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> section</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;general&#39;}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> General</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/settings/security&quot; class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> section</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;security&#39;}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Security</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/settings/notifications&quot; class:active=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> section</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;notifications&#39;}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Notifications</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;settings-content&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">CurrentSection</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">params</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/settings/General.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;General Settings&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;form&gt;...&lt;/form&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Main router with nested routes</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: HomePage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/settings/:section?&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: SettingsPage }, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Optional section param</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span></code></pre></div><h3 id="protected-routes-authentication" tabindex="-1">Protected Routes (Authentication) <a class="header-anchor" href="#protected-routes-authentication" aria-label="Permalink to &quot;Protected Routes (Authentication)&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// auth.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isAuthenticated</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> checkAuth</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> token</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> localStorage.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;token&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (token) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> response</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/verify&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (response.ok) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> response.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(userData);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isAuthenticated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (e) {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Handle error</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isAuthenticated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> requireAuth</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isAuthenticated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Redirect to login</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.router.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">go</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { isAuthenticated, user };</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// pages/Dashboard.js (protected route)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { requireAuth, user } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;../auth.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Dashboard</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;dashboard&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Welcome, \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()?.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}!&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;This is your protected dashboard.&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> requireAuth</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(Dashboard);</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// main.js with protected routes</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { checkAuth } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./auth.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> HomePage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Home.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> LoginPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Login.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> DashboardPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Dashboard.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> AdminPage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/Admin.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Check auth on startup</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">checkAuth</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: HomePage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: LoginPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/dashboard&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: DashboardPage }, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Protected</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/admin&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: AdminPage }, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Protected</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routes));</span></span></code></pre></div><h3 id="route-transitions" tabindex="-1">Route Transitions <a class="header-anchor" href="#route-transitions" aria-label="Permalink to &quot;Route Transitions&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// with-transitions.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createRouterWithTransitions</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">routes</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> transitioning</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentView</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> nextView</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> container</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">createElement</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;div&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> container.style.display </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;contents&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> renderWithTransition</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">newView</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">currentView</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> newView) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> transitioning</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> nextView</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(newView);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Fade out</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> container.style.transition </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;opacity 0.2s&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> container.style.opacity </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;0&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> Promise</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">resolve</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(resolve, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">200</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Update content</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> container.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">replaceChildren</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(newView);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentView</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(newView);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Fade in</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> container.style.opacity </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;1&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> Promise</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">resolve</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(resolve, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">200</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> transitioning</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> container.style.transition </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> router</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routes.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">route</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">route,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> view</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> route.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> renderWithTransition</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(view);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">createComment</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;router-placeholder&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> })));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> router;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="breadcrumbs-navigation" tabindex="-1">Breadcrumbs Navigation <a class="header-anchor" href="#breadcrumbs-navigation" aria-label="Permalink to &quot;Breadcrumbs Navigation&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// with-breadcrumbs.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createBreadcrumbs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">routes</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> breadcrumbs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateBreadcrumbs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">path</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> parts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> path.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">split</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(Boolean);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> crumbs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentPath </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> parts.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">forEach</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">part</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">index</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentPath </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">part</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Find matching route</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> route</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> routes.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">find</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">r</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (r.path.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">includes</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> pattern</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> r.path.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">replace</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">:</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">/]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">g</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, part);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> pattern </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentPath;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> r.path </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentPath;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> crumbs.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">push</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> path: currentPath,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> label: route?.name </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> part.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">charAt</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toUpperCase</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> part.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slice</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> isLast: index </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> parts.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> -</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> breadcrumbs</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(crumbs);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Listen to route changes</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;hashchange&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> path</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.location.hash.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">replace</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">#</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateBreadcrumbs</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(path);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Initial update</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateBreadcrumbs</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(window.location.hash.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">replace</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">#</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> breadcrumbs;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage in layout</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { createBreadcrumbs } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./with-breadcrumbs.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> breadcrumbs</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createBreadcrumbs</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routes);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">content</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;app&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;nav class=&quot;breadcrumbs&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> breadcrumbs</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">crumb</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">crumb</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">isLast</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">crumb</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">path</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">crumb</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class=&quot;separator&quot;&gt;/&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span class=&quot;current&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">crumb</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">label</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;main&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">content</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/main&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h3 id="query-parameters" tabindex="-1">Query Parameters <a class="header-anchor" href="#query-parameters" aria-label="Permalink to &quot;Query Parameters&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// with-query-params.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> getQueryParams</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> hash</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.location.hash;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> queryStart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> hash.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">indexOf</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;?&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (queryStart </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> -</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {};</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> queryString</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> hash.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slice</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(queryStart </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> params</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> URLSearchParams</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(queryString);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {};</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> for</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">of</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result[key] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> value;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateQueryParams</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> hash</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.location.hash.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">split</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;?&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)[</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> queryString</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> URLSearchParams</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.location.hash </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> queryString </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">hash</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}?\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">queryString</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> hash;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Search page with query params</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { getQueryParams, updateQueryParams } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./with-query-params.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Get initial query from URL</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> queryParams</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> getQueryParams</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchQuery</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(queryParams.q </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> page</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parseInt</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(queryParams.page) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> results</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Update URL when search changes</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateQueryParams</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> q: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">searchQuery</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> undefined</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> page: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> undefined</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Fetch results when search or page changes</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">searchQuery</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/search?q=\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">searchQuery</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&amp;page=\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">page</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> results</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;search-page&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Search&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;search&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">searchQuery</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Search...&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchQuery</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> page</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Reset to first page on new search</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;results&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">results</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;result&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> results</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;pagination&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> page</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> page</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> -</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Previous</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span&gt;Page \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">page</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ?disabled=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> results</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &lt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 10</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> page</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> +</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Next</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="lazy-loading-routes" tabindex="-1">Lazy Loading Routes <a class="header-anchor" href="#lazy-loading-routes" aria-label="Permalink to &quot;Lazy Loading Routes&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// lazy.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lazy</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">loader</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> component </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">component) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> module</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loader</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> component </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> module</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.default;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// main.js with lazy loading</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { lazy } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./lazy.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Layout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./Layout.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/Home.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/About.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/dashboard&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/Dashboard.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/admin&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> component: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/Admin.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)),</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Show loading state</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> loading</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div class=&quot;loading&quot;&gt;Loading admin panel...&lt;/div&gt;\`</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Wrap with layout</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routesWithLayout</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> routes.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">route</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">route,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(route.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params))</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}));</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routesWithLayout));</span></span></code></pre></div><h3 id="route-guards-middleware" tabindex="-1">Route Guards / Middleware <a class="header-anchor" href="#route-guards-middleware" aria-label="Permalink to &quot;Route Guards / Middleware&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// middleware.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> withGuard</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">guard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> guard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (result </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">typeof</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;string&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.router.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">go</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(result);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result; </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Custom component (e.g., AccessDenied)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Guards</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> roleGuard</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">requiredRole</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userRole</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> localStorage.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;userRole&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (userRole </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> requiredRole) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">userRole) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> AccessDeniedPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> authGuard</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> token</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> localStorage.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;token&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> token </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> pendingChangesGuard</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">hasPendingChanges</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasPendingChanges</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> ConfirmLeavePage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { withGuard, authGuard, roleGuard } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./middleware.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: HomePage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/profile&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">withGuard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(ProfilePage, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">authGuard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/admin&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> component: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">withGuard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(AdminPage, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">roleGuard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;admin&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)) </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span></code></pre></div><h2 id="📊-route-matching-priority" tabindex="-1">📊 Route Matching Priority <a class="header-anchor" href="#📊-route-matching-priority" aria-label="Permalink to &quot;📊 Route Matching Priority&quot;"></a></h2><p>Routes are matched in the order they are defined. More specific routes should come first:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // More specific first</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id/edit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: EditUserPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id/posts&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: UserPostsPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: UserPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Static routes</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: AboutPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/contact&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: ContactPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Catch-all last</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/:path(.*)&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: NotFoundPage },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span></code></pre></div><h2 id="🎯-complete-example" tabindex="-1">🎯 Complete Example <a class="header-anchor" href="#🎯-complete-example" aria-label="Permalink to &quot;🎯 Complete Example&quot;"></a></h2><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// main.js - Complete application</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { lazy } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./utils/lazy.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { withGuard, authGuard } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./utils/middleware.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Layout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./components/Layout.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Lazy load pages</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> HomePage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/Home.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> AboutPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/About.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> LoginPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/Login.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> DashboardPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/Dashboard.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> UserPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/User.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> SettingsPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/Settings.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> NotFoundPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> lazy</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/NotFound.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Route configuration</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: HomePage, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Home&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: AboutPage, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;About&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: LoginPage, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/dashboard&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> component: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">withGuard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(DashboardPage, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">authGuard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Dashboard&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/user/:id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> component: UserPage,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;User Profile&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/settings/:section?&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> component: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">withGuard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(SettingsPage, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">authGuard</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Settings&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/:path(.*)&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: NotFoundPage, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Not Found&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Wrap all routes with layout</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routesWithLayout</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> routes.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">route</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">route,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(route.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params))</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}));</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Create and mount router</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> router</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routesWithLayout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(router);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Navigation helper (available globally)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">window.navigate </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.router.go;</span></span></code></pre></div><h2 id="📊-summary" tabindex="-1">📊 Summary <a class="header-anchor" href="#📊-summary" aria-label="Permalink to &quot;📊 Summary&quot;"></a></h2><table tabindex="0"><thead><tr><th>Feature</th><th>Description</th></tr></thead><tbody><tr><td><strong>Hash-based</strong></td><td>Works everywhere, no server config</td></tr><tr><td><strong>Route Parameters</strong></td><td><code>:param</code> syntax for dynamic segments</td></tr><tr><td><strong>RegExp Support</strong></td><td>Advanced pattern matching</td></tr><tr><td><strong>Query Parameters</strong></td><td>Support for <code>?key=value</code> in URLs</td></tr><tr><td><strong>Programmatic Navigation</strong></td><td><code>$.router.go(path)</code></td></tr><tr><td><strong>Auto-cleanup</strong></td><td>Works with <code>$.page</code> for memory management</td></tr><tr><td><strong>Zero Dependencies</strong></td><td>Pure vanilla JavaScript</td></tr><tr><td><strong>Lazy Loading Ready</strong></td><td>Easy code splitting</td></tr></tbody></table><hr><blockquote><p><strong>Pro Tip:</strong> Order matters in route definitions - put more specific routes (with parameters) before static ones, and always include a catch-all route (404) at the end.</p></blockquote>`,60)])])}const F=i(t,[["render",k]]);export{g as __pageData,F as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const g=JSON.parse('{"title":"Routing API 🌐","description":"","frontmatter":{},"headers":[],"relativePath":"api/routing.md","filePath":"api/routing.md"}'),t={name:"api/routing.md"};function k(p,s,l,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h("",60)])])}const F=i(t,[["render",k]]);export{g as __pageData,F as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const g=JSON.parse('{"title":"Signals API 📡","description":"","frontmatter":{},"headers":[],"relativePath":"api/signals.md","filePath":"api/signals.md"}'),k={name:"api/signals.md"};function l(t,s,p,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h(`<h1 id="signals-api-📡" tabindex="-1">Signals API 📡 <a class="header-anchor" href="#signals-api-📡" aria-label="Permalink to &quot;Signals API 📡&quot;"></a></h1><p>Signals are the heart of SigPro&#39;s reactivity system. They are reactive values that automatically track dependencies and notify subscribers when they change. This enables fine-grained updates without virtual DOM diffing.</p><h2 id="core-concepts" tabindex="-1">Core Concepts <a class="header-anchor" href="#core-concepts" aria-label="Permalink to &quot;Core Concepts&quot;"></a></h2><h3 id="what-is-a-signal" tabindex="-1">What is a Signal? <a class="header-anchor" href="#what-is-a-signal" aria-label="Permalink to &quot;What is a Signal?&quot;"></a></h3><p>A signal is a function that holds a value and notifies dependents when that value changes. Signals can be:</p><ul><li><strong>Basic signals</strong> - Hold simple values (numbers, strings, objects)</li><li><strong>Computed signals</strong> - Derive values from other signals</li><li><strong>Persistent signals</strong> - Automatically sync with localStorage/sessionStorage</li></ul><h3 id="how-reactivity-works" tabindex="-1">How Reactivity Works <a class="header-anchor" href="#how-reactivity-works" aria-label="Permalink to &quot;How Reactivity Works&quot;"></a></h3><p>SigPro uses automatic dependency tracking:</p><ol><li>When you read a signal inside an effect, the effect becomes a subscriber</li><li>When the signal&#39;s value changes, all subscribers are notified</li><li>Updates are batched using microtasks for optimal performance</li><li>Only the exact nodes that depend on changed values are updated</li></ol><h2 id="initialvalue" tabindex="-1"><code>$(initialValue)</code> <a class="header-anchor" href="#initialvalue" aria-label="Permalink to &quot;\`$(initialValue)\`&quot;"></a></h2><p>Creates a reactive signal. The behavior changes based on the type of <code>initialValue</code>:</p><ul><li>If <code>initialValue</code> is a <strong>function</strong>, creates a computed signal</li><li>Otherwise, creates a basic signal</li></ul><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Basic signal</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Computed signal</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> firstName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> lastName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Doe&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> fullName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">firstName</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lastName</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h2 id="📋-api-reference" tabindex="-1">📋 API Reference <a class="header-anchor" href="#📋-api-reference" aria-label="Permalink to &quot;📋 API Reference&quot;"></a></h2><h3 id="basic-signals" tabindex="-1">Basic Signals <a class="header-anchor" href="#basic-signals" aria-label="Permalink to &quot;Basic Signals&quot;"></a></h3><table tabindex="0"><thead><tr><th>Pattern</th><th>Example</th><th>Description</th></tr></thead><tbody><tr><td>Create</td><td><code>const count = $(0)</code></td><td>Create signal with initial value</td></tr><tr><td>Get</td><td><code>count()</code></td><td>Read current value</td></tr><tr><td>Set</td><td><code>count(5)</code></td><td>Set new value directly</td></tr><tr><td>Update</td><td><code>count(prev =&gt; prev + 1)</code></td><td>Update based on previous value</td></tr></tbody></table><h3 id="computed-signals" tabindex="-1">Computed Signals <a class="header-anchor" href="#computed-signals" aria-label="Permalink to &quot;Computed Signals&quot;"></a></h3><table tabindex="0"><thead><tr><th>Pattern</th><th>Example</th><th>Description</th></tr></thead><tbody><tr><td>Create</td><td><code>const total = $(() =&gt; price() * quantity())</code></td><td>Derive value from other signals</td></tr><tr><td>Get</td><td><code>total()</code></td><td>Read computed value (auto-updates)</td></tr></tbody></table><h3 id="signal-methods" tabindex="-1">Signal Methods <a class="header-anchor" href="#signal-methods" aria-label="Permalink to &quot;Signal Methods&quot;"></a></h3><table tabindex="0"><thead><tr><th>Method</th><th>Description</th><th>Example</th></tr></thead><tbody><tr><td><code>signal()</code></td><td>Gets current value</td><td><code>count()</code></td></tr><tr><td><code>signal(newValue)</code></td><td>Sets new value</td><td><code>count(5)</code></td></tr><tr><td><code>signal(prev =&gt; new)</code></td><td>Updates using previous value</td><td><code>count(c =&gt; c + 1)</code></td></tr></tbody></table><h2 id="🎯-basic-examples" tabindex="-1">🎯 Basic Examples <a class="header-anchor" href="#🎯-basic-examples" aria-label="Permalink to &quot;🎯 Basic Examples&quot;"></a></h2><h3 id="counter-signal" tabindex="-1">Counter Signal <a class="header-anchor" href="#counter-signal" aria-label="Permalink to &quot;Counter Signal&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 0</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 5</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">prev</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> prev </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 6</span></span></code></pre></div><h3 id="object-signal" tabindex="-1">Object Signal <a class="header-anchor" href="#object-signal" aria-label="Permalink to &quot;Object Signal&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> age: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">30</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;john@example.com&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Read</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().name); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &#39;John&#39;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update (immutable pattern)</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> age: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">31</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Partial update with function</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">prev</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">prev,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;john.doe@example.com&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}));</span></span></code></pre></div><h3 id="array-signal" tabindex="-1">Array Signal <a class="header-anchor" href="#array-signal" aria-label="Permalink to &quot;Array Signal&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> todos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Learn SigPro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Build an app&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Add item</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Deploy to production&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Remove item</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">_</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update item</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">todo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Master SigPro&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> todo</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span></code></pre></div><h2 id="🔄-computed-signals" tabindex="-1">🔄 Computed Signals <a class="header-anchor" href="#🔄-computed-signals" aria-label="Permalink to &quot;🔄 Computed Signals&quot;"></a></h2><p>Computed signals automatically update when their dependencies change:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> price</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> quantity</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> tax</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0.21</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Computed signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> subtotal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> price</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> quantity</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> taxAmount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> tax</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> taxAmount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">total</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 24.2</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">price</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">15</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">total</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 36.3 (automatically updated)</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">quantity</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">total</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 54.45 (automatically updated)</span></span></code></pre></div><h3 id="computed-with-multiple-dependencies" tabindex="-1">Computed with Multiple Dependencies <a class="header-anchor" href="#computed-with-multiple-dependencies" aria-label="Permalink to &quot;Computed with Multiple Dependencies&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> firstName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> lastName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Doe&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> prefix</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Mr.&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> fullName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Computed signals can contain logic</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> name</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">firstName</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lastName</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> prefix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">prefix</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fullName</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &#39;Mr. John Doe&#39;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">prefix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fullName</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &#39;John Doe&#39;</span></span></code></pre></div><h3 id="computed-with-conditional-logic" tabindex="-1">Computed with Conditional Logic <a class="header-anchor" href="#computed-with-conditional-logic" aria-label="Permalink to &quot;Computed with Conditional Logic&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ role: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;admin&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, permissions: [] });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isAdmin</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().role </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;admin&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> hasPermission</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isAdmin</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().permissions.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">includes</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;edit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasPermission</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// true</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ role: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, permissions: [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;view&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">] });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasPermission</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// false (can&#39;t edit)</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ role: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, permissions: [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;view&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;edit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">] });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasPermission</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// true (now has permission)</span></span></code></pre></div><h2 id="🧮-advanced-signal-patterns" tabindex="-1">🧮 Advanced Signal Patterns <a class="header-anchor" href="#🧮-advanced-signal-patterns" aria-label="Permalink to &quot;🧮 Advanced Signal Patterns&quot;"></a></h2><h3 id="derived-state-pattern" tabindex="-1">Derived State Pattern <a class="header-anchor" href="#derived-state-pattern" aria-label="Permalink to &quot;Derived State Pattern&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Shopping cart example</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> cart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Product 1&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, price: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, quantity: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Product 2&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, price: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">15</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, quantity: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Derived values</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> itemCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.quantity, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> subtotal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (item.price </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.quantity), </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> tax</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0.21</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> tax</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update cart</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Product 3&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, price: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">20</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, quantity: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// All derived values auto-update</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">itemCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 4</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">total</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// (10*2 + 15*1 + 20*1) * 1.21 = 78.65</span></span></code></pre></div><h3 id="validation-pattern" tabindex="-1">Validation Pattern <a class="header-anchor" href="#validation-pattern" aria-label="Permalink to &quot;Validation Pattern&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> email</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> password</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> confirmPassword</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Validation signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isEmailValid</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> value</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> email</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\s@]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">@</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\s@]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\s@]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">test</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(value);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isPasswordValid</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> value</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> password</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> value.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 8</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> doPasswordsMatch</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> password</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> confirmPassword</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isFormValid</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isEmailValid</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isPasswordValid</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> doPasswordsMatch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update form</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">email</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user@example.com&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">password</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;secure123&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">confirmPassword</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;secure123&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isFormValid</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// true</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Validation messages</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> emailError</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> email</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isEmailValid</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Invalid email format&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h3 id="filtering-and-search-pattern" tabindex="-1">Filtering and Search Pattern <a class="header-anchor" href="#filtering-and-search-pattern" aria-label="Permalink to &quot;Filtering and Search Pattern&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> items</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Apple&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, category: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;fruit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Banana&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, category: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;fruit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Carrot&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, category: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;vegetable&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">4</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Date&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, category: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;fruit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchTerm</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> categoryFilter</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;all&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Filtered items (computed)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> filteredItems</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> items</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Apply search filter</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">searchTerm</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> term</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchTerm</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLowerCase</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.name.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLowerCase</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">includes</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(term)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> );</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Apply category filter</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">categoryFilter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;all&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.category </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> categoryFilter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> );</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Stats</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> fruitCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> items</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.category </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;fruit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> vegCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> items</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.category </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;vegetable&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update filters</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">searchTerm</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;a&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filteredItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i.name)); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// [&#39;Apple&#39;, &#39;Banana&#39;, &#39;Carrot&#39;, &#39;Date&#39;]</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">categoryFilter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;fruit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filteredItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i.name)); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// [&#39;Apple&#39;, &#39;Banana&#39;, &#39;Date&#39;]</span></span></code></pre></div><h3 id="pagination-pattern" tabindex="-1">Pagination Pattern <a class="header-anchor" href="#pagination-pattern" aria-label="Permalink to &quot;Pagination Pattern&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> allItems</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Array</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">100</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">keys</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()].</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`Item \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">i</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> +</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> itemsPerPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Paginated items (computed)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> paginatedItems</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> start</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> itemsPerPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> end</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> start </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> itemsPerPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> allItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slice</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(start, end);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Pagination metadata</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> totalPages</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Math.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">ceil</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">allItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> /</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> itemsPerPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> hasNextPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> totalPages</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> hasPrevPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> pageRange</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> current</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> totalPages</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> delta</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> range </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> for</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Math.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">max</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, current </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> delta); </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Math.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">min</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(total </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, current </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> delta); </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">++</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> range.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">push</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(i);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (current </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> delta </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) range </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;...&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">range];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (current </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> delta </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> total </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) range </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">range, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;...&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">range, total];</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Navigation</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> nextPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasNextPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> c </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> prevPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">hasPrevPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> c </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> goToPage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">page</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (page </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> page </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> totalPages</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentPage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(page);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h2 id="🔧-advanced-signal-features" tabindex="-1">🔧 Advanced Signal Features <a class="header-anchor" href="#🔧-advanced-signal-features" aria-label="Permalink to &quot;🔧 Advanced Signal Features&quot;"></a></h2><h3 id="signal-equality-comparison" tabindex="-1">Signal Equality Comparison <a class="header-anchor" href="#signal-equality-comparison" aria-label="Permalink to &quot;Signal Equality Comparison&quot;"></a></h3><p>Signals use <code>Object.is</code> for change detection. Only notify subscribers when values are actually different:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// These won&#39;t trigger updates:</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Same value</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">prev</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> prev); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Returns same value</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// These will trigger updates:</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Different value</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">prev</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> prev </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Still 0? Actually returns 0? Wait...</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Be careful with functional updates!</span></span></code></pre></div><h3 id="batch-updates" tabindex="-1">Batch Updates <a class="header-anchor" href="#batch-updates" aria-label="Permalink to &quot;Batch Updates&quot;"></a></h3><p>Multiple signal updates are batched into a single microtask:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> firstName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> lastName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Doe&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> fullName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">firstName</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lastName</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Full name:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fullName</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &#39;Full name: John Doe&#39;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Multiple updates in same tick - only one effect run!</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">firstName</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Jane&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lastName</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Smith&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Only logs once: &#39;Full name: Jane Smith&#39;</span></span></code></pre></div><h3 id="infinite-loop-protection" tabindex="-1">Infinite Loop Protection <a class="header-anchor" href="#infinite-loop-protection" aria-label="Permalink to &quot;Infinite Loop Protection&quot;"></a></h3><p>SigPro includes protection against infinite reactive loops:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> a</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> b</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// This would create a loop, but SigPro prevents it</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">b</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Reading b</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> b</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">a</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Reading a - loop detected!</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Throws: &quot;SigPro: Infinite reactive loop detected.&quot;</span></span></code></pre></div><h2 id="📊-performance-characteristics" tabindex="-1">📊 Performance Characteristics <a class="header-anchor" href="#📊-performance-characteristics" aria-label="Permalink to &quot;📊 Performance Characteristics&quot;"></a></h2><table tabindex="0"><thead><tr><th>Operation</th><th>Complexity</th><th>Notes</th></tr></thead><tbody><tr><td>Signal read</td><td>O(1)</td><td>Direct value access</td></tr><tr><td>Signal write</td><td>O(n)</td><td>n = number of subscribers</td></tr><tr><td>Computed read</td><td>O(1) or O(m)</td><td>m = computation complexity</td></tr><tr><td>Effect run</td><td>O(s)</td><td>s = number of signal reads</td></tr></tbody></table><h2 id="🎯-best-practices" tabindex="-1">🎯 Best Practices <a class="header-anchor" href="#🎯-best-practices" aria-label="Permalink to &quot;🎯 Best Practices&quot;"></a></h2><h3 id="_1-keep-signals-focused" tabindex="-1">1. Keep Signals Focused <a class="header-anchor" href="#_1-keep-signals-focused" aria-label="Permalink to &quot;1. Keep Signals Focused&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Avoid large monolithic signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> state</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> user: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> posts: [],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> theme: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> notifications: []</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Split into focused signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> posts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> theme</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> notifications</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span></code></pre></div><h3 id="_2-use-computed-for-derived-state" tabindex="-1">2. Use Computed for Derived State <a class="header-anchor" href="#_2-use-computed-for-derived-state" aria-label="Permalink to &quot;2. Use Computed for Derived State&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Don&#39;t compute in templates/effects</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> items</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i.price, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateUI</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(total);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Compute with signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> items</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i.price, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateUI</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">total</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span></code></pre></div><h3 id="_3-immutable-updates" tabindex="-1">3. Immutable Updates <a class="header-anchor" href="#_3-immutable-updates" aria-label="Permalink to &quot;3. Immutable Updates&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Don&#39;t mutate objects/arrays</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().name </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Jane&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Won&#39;t trigger updates!</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Create new objects/arrays</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Jane&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Don&#39;t mutate arrays</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> todos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;a&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;b&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">push</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;c&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Won&#39;t trigger updates!</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Create new arrays</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;c&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><h3 id="_4-functional-updates-for-dependencies" tabindex="-1">4. Functional Updates for Dependencies <a class="header-anchor" href="#_4-functional-updates-for-dependencies" aria-label="Permalink to &quot;4. Functional Updates for Dependencies&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Avoid if new value depends on current</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Use functional update</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">prev</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> prev </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h3 id="_5-clean-up-effects" tabindex="-1">5. Clean Up Effects <a class="header-anchor" href="#_5-clean-up-effects" aria-label="Permalink to &quot;5. Clean Up Effects&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Effects auto-clean in pages, but you can stop manually</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> stop</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetchUser</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">userId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Later, if needed</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stop</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span></code></pre></div><h2 id="🚀-real-world-examples" tabindex="-1">🚀 Real-World Examples <a class="header-anchor" href="#🚀-real-world-examples" aria-label="Permalink to &quot;🚀 Real-World Examples&quot;"></a></h2><h3 id="form-state-management" tabindex="-1">Form State Management <a class="header-anchor" href="#form-state-management" aria-label="Permalink to &quot;Form State Management&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Form state</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> formData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> username: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> age: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> newsletter: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Touched fields (for validation UI)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> touched</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> username: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> email: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> age: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Validation rules</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> validations</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> username</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> value.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 3</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Username must be at least 3 characters&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> email</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\s@]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">@</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\s@]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#22863A;--shiki-light-font-weight:bold;--shiki-dark:#85E89D;--shiki-dark-font-weight:bold;">\\.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">[</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">^</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\\s@]</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">test</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(value) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Invalid email&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> age</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (value </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 18</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> value </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 120</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;Age must be 18-120&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Validation signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> errors</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {};</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Object.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">keys</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(validations).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">forEach</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">field</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> error</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> validations[field](data[field]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (error) result[field] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> error;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isValid</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Object.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">keys</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">errors</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()).</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Field helpers</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fieldProps</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">field</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> value: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()[field],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> error: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">touched</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()[field] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> errors</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()[field] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onChange</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> value</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.target.type </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;checkbox&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.target.checked </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> e.target.value;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [field]: value</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onBlur</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> touched</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">touched</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [field]: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Form submission</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> submitAttempts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isSubmitting</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleSubmit</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> submitAttempts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">s</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> s </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isValid</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Mark all fields as touched to show errors</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> touched</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(Object.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">keys</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">acc</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">field</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">acc,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [field]: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }), {}));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isSubmitting</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> saveForm</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Reset form on success</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> formData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ username: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, age: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, newsletter: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> touched</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ username: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, email: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, age: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">finally</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isSubmitting</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="todo-app-with-filters" tabindex="-1">Todo App with Filters <a class="header-anchor" href="#todo-app-with-filters" aria-label="Permalink to &quot;Todo App with Filters&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// State</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> todos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, text: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Learn SigPro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, completed: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, text: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Build an app&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, completed: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, text: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Write docs&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, completed: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> filter</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;all&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &#39;all&#39;, &#39;active&#39;, &#39;completed&#39;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newTodoText</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Computed values</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> filteredTodos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> all</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> switch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> case</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;active&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> all.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">t.completed);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> case</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;completed&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> all.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t.completed);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> all;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> activeCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">t.completed).</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> completedCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t.completed).</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> hasCompleted</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> completedCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Actions</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> addTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> text</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> newTodoText</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trim</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (text) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id: Date.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> text,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> completed: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ]);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> newTodoText</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toggleTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">todo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> todo.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo, completed: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo.completed }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> todo</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> deleteTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">todo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> todo.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearCompleted</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">todo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo.completed));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toggleAll</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> allCompleted</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> activeCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">todo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> completed: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">allCompleted</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> })));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="shopping-cart" tabindex="-1">Shopping Cart <a class="header-anchor" href="#shopping-cart" aria-label="Permalink to &quot;Shopping Cart&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Products catalog</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> products</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Laptop&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, price: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">999</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, stock: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Mouse&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, price: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">29</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, stock: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">20</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Keyboard&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, price: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">79</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, stock: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { id: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">4</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Monitor&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, price: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">299</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, stock: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Cart state</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> cart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({});</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> selectedProduct</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> quantity</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Computed cart values</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> cartItems</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> items</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [];</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Object.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">entries</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">forEach</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(([</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">productId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">qty</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> product</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> products</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">find</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> p.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> parseInt</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(productId));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (product) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> items.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">push</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">product,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> quantity: qty,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> subtotal: product.price </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> qty</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> items;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> itemCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.quantity, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> subtotal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.subtotal, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> tax</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0.10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> shipping</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 100</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> tax</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> shipping</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isCartEmpty</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> itemCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Cart actions</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> addToCart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">product</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">qty</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentQty</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()[product.id] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newQty</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentQty </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> qty;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (newQty </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> product.stock) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [product.id]: newQty</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateQuantity</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">productId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">newQty</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> product</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> products</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">find</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> p.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> productId);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (newQty </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> product.stock) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (newQty </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeFromCart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(productId);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [productId]: newQty</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeFromCart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">productId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newCart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() };</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> delete</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> newCart[productId];</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(newCart);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearCart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Stock management</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> productStock</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">productId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> product</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> products</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">find</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">p</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> p.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> productId);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">product) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> inCart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()[productId] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> product.stock </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> inCart;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> isInStock</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">productId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">qty</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> productStock</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(productId) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> qty;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h2 id="📈-debugging-signals" tabindex="-1">📈 Debugging Signals <a class="header-anchor" href="#📈-debugging-signals" aria-label="Permalink to &quot;📈 Debugging Signals&quot;"></a></h2><h3 id="logging-signal-changes" tabindex="-1">Logging Signal Changes <a class="header-anchor" href="#logging-signal-changes" aria-label="Permalink to &quot;Logging Signal Changes&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Wrap a signal to log changes</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> withLogging</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">args</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (args.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> oldValue</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">args);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}:\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, oldValue, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;-&gt;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> result;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> withLogging</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">$</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">), </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;count&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;count: 0 -&gt; 5&quot;</span></span></code></pre></div><h3 id="signal-inspector" tabindex="-1">Signal Inspector <a class="header-anchor" href="#signal-inspector" aria-label="Permalink to &quot;Signal Inspector&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Create an inspectable signal</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createInspector</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> signals</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createSignal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">initialValue</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> signal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(initialValue);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> signals.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">set</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(signal, { name, subscribers: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Set</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Wrap to track subscribers</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> wrapped</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">args</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">args.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> activeEffect) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> info</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> signals.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">get</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(wrapped);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> info.subscribers.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">add</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(activeEffect);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">args);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> wrapped;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> getInfo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> info</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {};</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> signals.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">forEach</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> info[data.name] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> subscribers: data.subscribers.size,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> value: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> info;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { createSignal, getInfo };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> inspector</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createInspector</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> inspector.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">createSignal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;count&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> doubled</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> inspector.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">createSignal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;doubled&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(inspector.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getInfo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// { count: { subscribers: 0, value: 0 }, doubled: { subscribers: 0, value: 0 } }</span></span></code></pre></div><h2 id="📊-summary" tabindex="-1">📊 Summary <a class="header-anchor" href="#📊-summary" aria-label="Permalink to &quot;📊 Summary&quot;"></a></h2><table tabindex="0"><thead><tr><th>Feature</th><th>Description</th></tr></thead><tbody><tr><td><strong>Basic Signals</strong></td><td>Hold values and notify on change</td></tr><tr><td><strong>Computed Signals</strong></td><td>Auto-updating derived values</td></tr><tr><td><strong>Automatic Tracking</strong></td><td>Dependencies tracked automatically</td></tr><tr><td><strong>Batch Updates</strong></td><td>Multiple updates batched in microtask</td></tr><tr><td><strong>Infinite Loop Protection</strong></td><td>Prevents reactive cycles</td></tr><tr><td><strong>Zero Dependencies</strong></td><td>Pure vanilla JavaScript</td></tr></tbody></table><hr><blockquote><p><strong>Pro Tip:</strong> Signals are the foundation of reactivity in SigPro. Master them, and you&#39;ve mastered 80% of the library!</p></blockquote>`,82)])])}const y=i(k,[["render",l]]);export{g as __pageData,y as default};

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import{_ as i,o as a,c as n,ae as h}from"./chunks/framework.C8AWLET_.js";const g=JSON.parse('{"title":"Storage API 💾","description":"","frontmatter":{},"headers":[],"relativePath":"api/storage.md","filePath":"api/storage.md"}'),k={name:"api/storage.md"};function l(t,s,p,e,E,r){return a(),n("div",null,[...s[0]||(s[0]=[h(`<h1 id="storage-api-💾" tabindex="-1">Storage API 💾 <a class="header-anchor" href="#storage-api-💾" aria-label="Permalink to &quot;Storage API 💾&quot;"></a></h1><p>SigPro provides persistent signals that automatically synchronize with browser storage APIs. This allows you to create reactive state that survives page reloads and browser sessions with zero additional code.</p><h2 id="core-concepts" tabindex="-1">Core Concepts <a class="header-anchor" href="#core-concepts" aria-label="Permalink to &quot;Core Concepts&quot;"></a></h2><h3 id="what-is-persistent-storage" tabindex="-1">What is Persistent Storage? <a class="header-anchor" href="#what-is-persistent-storage" aria-label="Permalink to &quot;What is Persistent Storage?&quot;"></a></h3><p>Persistent signals are special signals that:</p><ul><li><strong>Initialize from storage</strong> (localStorage/sessionStorage) if a saved value exists</li><li><strong>Auto-save</strong> whenever the signal value changes</li><li><strong>Handle JSON serialization</strong> automatically</li><li><strong>Clean up</strong> when set to <code>null</code> or <code>undefined</code></li></ul><h3 id="storage-types" tabindex="-1">Storage Types <a class="header-anchor" href="#storage-types" aria-label="Permalink to &quot;Storage Types&quot;"></a></h3><table tabindex="0"><thead><tr><th>Storage</th><th>Persistence</th><th>Use Case</th></tr></thead><tbody><tr><td><code>localStorage</code></td><td>Forever (until cleared)</td><td>User preferences, themes, saved data</td></tr><tr><td><code>sessionStorage</code></td><td>Until tab/window closes</td><td>Form drafts, temporary state</td></tr></tbody></table><h2 id="storage-key-initialvalue-storage" tabindex="-1"><code>$.storage(key, initialValue, [storage])</code> <a class="header-anchor" href="#storage-key-initialvalue-storage" aria-label="Permalink to &quot;\`$.storage(key, initialValue, [storage])\`&quot;"></a></h2><p>Creates a persistent signal that syncs with browser storage.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// localStorage (default)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> theme</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;theme&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> settings</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;settings&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { notifications: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// sessionStorage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> draft</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;draft&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, sessionStorage);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> formData</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;form&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, sessionStorage);</span></span></code></pre></div><h2 id="📋-api-reference" tabindex="-1">📋 API Reference <a class="header-anchor" href="#📋-api-reference" aria-label="Permalink to &quot;📋 API Reference&quot;"></a></h2><h3 id="parameters" tabindex="-1">Parameters <a class="header-anchor" href="#parameters" aria-label="Permalink to &quot;Parameters&quot;"></a></h3><table tabindex="0"><thead><tr><th>Parameter</th><th>Type</th><th>Default</th><th>Description</th></tr></thead><tbody><tr><td><code>key</code></td><td><code>string</code></td><td>required</td><td>Storage key name</td></tr><tr><td><code>initialValue</code></td><td><code>any</code></td><td>required</td><td>Default value if none stored</td></tr><tr><td><code>storage</code></td><td><code>Storage</code></td><td><code>localStorage</code></td><td>Storage type (<code>localStorage</code> or <code>sessionStorage</code>)</td></tr></tbody></table><h3 id="returns" tabindex="-1">Returns <a class="header-anchor" href="#returns" aria-label="Permalink to &quot;Returns&quot;"></a></h3><table tabindex="0"><thead><tr><th>Return</th><th>Description</th></tr></thead><tbody><tr><td><code>Function</code></td><td>Signal function (getter/setter) with persistence</td></tr></tbody></table><h2 id="🎯-basic-examples" tabindex="-1">🎯 Basic Examples <a class="header-anchor" href="#🎯-basic-examples" aria-label="Permalink to &quot;🎯 Basic Examples&quot;"></a></h2><h3 id="theme-preference" tabindex="-1">Theme Preference <a class="header-anchor" href="#theme-preference" aria-label="Permalink to &quot;Theme Preference&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Persistent theme signal</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> theme</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;theme&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Apply theme to document</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.body.className </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`theme-\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">theme</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Toggle theme</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toggleTheme</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> theme</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">t</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;light&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;dark&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Template</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Current theme: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">theme</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">toggleTheme</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Toggle Theme</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h3 id="user-preferences" tabindex="-1">User Preferences <a class="header-anchor" href="#user-preferences" aria-label="Permalink to &quot;User Preferences&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Complex preferences object</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> preferences</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;preferences&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> language: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;en&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> fontSize: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;medium&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> notifications: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> compactView: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sidebarOpen: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update single preference</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setPreference</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> preferences</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">preferences</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [key]: value</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setPreference</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;language&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;es&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setPreference</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;fontSize&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;large&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">preferences</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().language); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &#39;es&#39;</span></span></code></pre></div><h3 id="form-draft" tabindex="-1">Form Draft <a class="header-anchor" href="#form-draft" aria-label="Permalink to &quot;Form Draft&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Session-based draft (clears when tab closes)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> draft</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;contact-form&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> message: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, sessionStorage);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Auto-save on input</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleInput</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">field</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> draft</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">draft</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [field]: value</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Clear draft after submit</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleSubmit</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> submitForm</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">draft</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> draft</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Clears from storage</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Template</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;form @submit=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">handleSubmit</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;text&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> draft</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleInput</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;name&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Name&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;email&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> draft</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">email</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleInput</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;email&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Email&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;textarea</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> draft</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">message</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleInput</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;message&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Message&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;&lt;/textarea&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button type=&quot;submit&quot;&gt;Send&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/form&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h2 id="🚀-advanced-examples" tabindex="-1">🚀 Advanced Examples <a class="header-anchor" href="#🚀-advanced-examples" aria-label="Permalink to &quot;🚀 Advanced Examples&quot;"></a></h2><h3 id="authentication-state" tabindex="-1">Authentication State <a class="header-anchor" href="#authentication-state" aria-label="Permalink to &quot;Authentication State&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Persistent auth state</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> auth</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;auth&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> token: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> user: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> expiresAt: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Computed helpers</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isAuthenticated</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">token</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">expiresAt</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> auth</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">token </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">expiresAt) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(expiresAt) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> auth</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().user);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Login function</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> login</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> async</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">email</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">password</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> response</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> method: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;POST&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> body: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stringify</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ email, password })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (response.ok) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">token</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">expiresIn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> await</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> response.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> auth</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> token,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> user,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> expiresAt: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(Date.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> expiresIn </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logout</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> logout</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> auth</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Clear from storage</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Auto-refresh token</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isAuthenticated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">expiresAt</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> auth</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> expiresIn</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(expiresAt) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> refreshTime</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> expiresIn </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 60000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 1 minute before expiry</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (refreshTime </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> timer</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(refreshToken, refreshTime);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearTimeout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(timer);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Navigation guard</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isAuthenticated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> window.location.pathname </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.router.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">go</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/login&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="multi-tab-synchronization" tabindex="-1">Multi-tab Synchronization <a class="header-anchor" href="#multi-tab-synchronization" aria-label="Permalink to &quot;Multi-tab Synchronization&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Storage key for cross-tab communication</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> STORAGE_KEY</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;app-state&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Create persistent signal</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> appState</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">STORAGE_KEY</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> count: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastUpdated: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Listen for storage events (changes from other tabs)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;storage&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">event</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (event.key </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> STORAGE_KEY</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> event.newValue) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Update signal without triggering save loop</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newValue</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parse</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(event.newValue);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> appState</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(newValue);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (e) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Failed to parse storage event:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, e);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update state (syncs across all tabs)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> increment</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> appState</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> count: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appState</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().count </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastUpdated: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Tab counter</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> tabCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Track number of tabs open</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">window.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">addEventListener</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;storage&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">event</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (event.key </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;tab-heartbeat&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> tabCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parseInt</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(event.newValue) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Send heartbeat</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> localStorage.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;tab-heartbeat&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tabCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h3 id="settings-manager" tabindex="-1">Settings Manager <a class="header-anchor" href="#settings-manager" aria-label="Permalink to &quot;Settings Manager&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Settings schema</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> settingsSchema</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> theme: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;select&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> options: [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;dark&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;system&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> default: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;system&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> fontSize: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;range&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> min: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">12</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> max: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">24</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> default: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">16</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> notifications: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;checkbox&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> default: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> language: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;select&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> options: [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;en&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;es&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;fr&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;de&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> default: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;en&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Persistent settings</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> settings</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;app-settings&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Object.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">entries</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(settingsSchema).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">acc</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, [</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">config</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">acc,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [key]: config.default</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }), {})</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Settings component</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> SettingsPanel</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;settings-panel&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Settings&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">Object</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">entries</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">settingsSchema</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(([</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">config</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> switch</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">config</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">type</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> case</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;select&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;setting&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}:&lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;select </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @change=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateSetting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">config</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">options</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">opt</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;option value=&quot;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">opt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot; ?selected=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> opt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">opt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/option&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/select&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> case</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;range&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;setting&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}: \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;range&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> min=&quot;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">config</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">min</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> max=&quot;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">config</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">max</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @input=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateSetting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parseInt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">))</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> case</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;checkbox&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;setting&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;checkbox&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :checked=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()[</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @change=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateSetting</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">checked</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/label&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> })</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">resetDefaults</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Reset to Defaults&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Helper functions</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateSetting</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">settings</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [key]: value</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> resetDefaults</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> defaults</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Object.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">entries</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(settingsSchema).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">acc</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, [</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">config</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">acc,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [key]: config.default</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }), {});</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(defaults);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Apply settings globally</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">theme</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">fontSize</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> settings</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Apply theme</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.documentElement.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setAttribute</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;data-theme&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, theme);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Apply font size</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> document.documentElement.style.fontSize </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">fontSize</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}px\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="shopping-cart-persistence" tabindex="-1">Shopping Cart Persistence <a class="header-anchor" href="#shopping-cart-persistence" aria-label="Permalink to &quot;Shopping Cart Persistence&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Persistent shopping cart</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> cart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;shopping-cart&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> items: [],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastUpdated: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Computed values</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> cartItems</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().items);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> itemCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.quantity, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> subtotal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">reduce</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">sum</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> sum </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (item.price </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.quantity), </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> tax</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0.1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> subtotal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> tax</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Cart actions</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> addToCart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">product</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">quantity</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> existing</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">findIndex</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> product.id);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (existing </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Update quantity</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newItems</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()];</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> newItems[existing] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">newItems[existing],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> quantity: newItems[existing].quantity </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> quantity</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> items: newItems,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastUpdated: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Add new item</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> items: [</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">product, quantity }],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastUpdated: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeFromCart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">productId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> items: </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> productId),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastUpdated: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateQuantity</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">productId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">quantity</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (quantity </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeFromCart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(productId);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">else</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newItems</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cartItems</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> productId </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item, quantity } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> );</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> items: newItems,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastUpdated: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearCart</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> items: [],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> lastUpdated: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Cart expiration (7 days)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> CART_EXPIRY_DAYS</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 7</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> lastUpdated</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().lastUpdated;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (lastUpdated) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> expiryDate</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(lastUpdated);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> expiryDate.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setDate</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(expiryDate.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">getDate</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> CART_EXPIRY_DAYS</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> expiryDate) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearCart</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Cart display component</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> CartDisplay</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;cart&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h3&gt;Shopping Cart (\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">itemCount</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} items)&lt;/h3&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">cartItems</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;cart-item&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span&gt;$\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">price</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} x \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">quantity</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span&gt;$\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">price</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> *</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">quantity</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeFromCart</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Remove&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;number&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> min=&quot;1&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">quantity</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @change=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateQuantity</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parseInt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">))</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;cart-totals&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Subtotal: $\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">subtotal</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Tax (10%): $\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">tax</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;&lt;strong&gt;Total: $\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">total</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/strong&gt;&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> cartItems</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">checkout</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Checkout&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">clearCart</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Clear Cart&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Your cart is empty&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h3 id="recent-searches-history" tabindex="-1">Recent Searches History <a class="header-anchor" href="#recent-searches-history" aria-label="Permalink to &quot;Recent Searches History&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Persistent search history (max 10 items)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchHistory</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;search-history&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, []);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Add search to history</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> addSearch</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">query</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">query.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trim</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> current</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchHistory</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newHistory</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { query, timestamp: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() },</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">current.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.query </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> query)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ].</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">slice</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Keep only last 10</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchHistory</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(newHistory);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Clear history</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearHistory</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchHistory</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Remove specific item</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeFromHistory</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">query</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchHistory</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">searchHistory</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> item.query </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> query));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Search component</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> SearchWithHistory</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> searchInput</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleSearch</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> query</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchInput</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (query) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> addSearch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(query);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> performSearch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(query);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchInput</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;search-container&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;search-box&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;search&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">searchInput</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @keydown.enter=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">handleSearch</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Search...&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">handleSearch</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;Search&lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchHistory</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;search-history&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h4&gt;Recent Searches&lt;/h4&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">searchHistory</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">item</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;history-item&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;history-query&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> searchInput</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">query</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> handleSearch</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">();</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> 🔍 \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">query</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;small&gt;\${</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">timestamp</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toLocaleString</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/small&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> class=&quot;remove-btn&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeFromHistory</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">item</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">query</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ✕</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button class=&quot;clear-btn&quot; @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">clearHistory</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Clear History</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;&#39;}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="multiple-profiles-accounts" tabindex="-1">Multiple Profiles / Accounts <a class="header-anchor" href="#multiple-profiles-accounts" aria-label="Permalink to &quot;Multiple Profiles / Accounts&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Profile manager</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> profiles</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user-profiles&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;default&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> list: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> default: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Default&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> theme: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> preferences: {}</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Switch profile</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> switchProfile</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">profileId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(),</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current: profileId</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Create profile</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createProfile</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> id</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`profile-\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">Date</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current: id,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> list: {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().list,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [id]: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> theme: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> preferences: {},</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> createdAt: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Date</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">toISOString</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Delete profile</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> deleteProfile</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">profileId</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (profileId </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;default&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Can&#39;t delete default</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newList</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().list };</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> delete</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> newList[profileId];</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;default&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> list: newList</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Get current profile data</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentProfile</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">current</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">list</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> list[current] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> list.default;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Profile-aware settings</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> profileTheme</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentProfile</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().theme);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> profilePreferences</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> currentProfile</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().preferences);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update profile data</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> updateCurrentProfile</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">updates</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">current</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">list</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> profiles</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> list: {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">list,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [current]: {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">list[current],</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">updates</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Profile selector component</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> ProfileSelector</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;profile-selector&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;select </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> profiles</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">current</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @change=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> switchProfile</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">e</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">target</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">value</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">Object</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">entries</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">profiles</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">list</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(([</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">profile</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">]) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;option value=&quot;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">profile</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/option&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/select&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> name</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> prompt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Enter profile name:&#39;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> (</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">createProfile</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">);</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> }</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> New Profile</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h2 id="🛡️-error-handling" tabindex="-1">🛡️ Error Handling <a class="header-anchor" href="#🛡️-error-handling" aria-label="Permalink to &quot;🛡️ Error Handling&quot;"></a></h2><h3 id="storage-errors" tabindex="-1">Storage Errors <a class="header-anchor" href="#storage-errors" aria-label="Permalink to &quot;Storage Errors&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Safe storage wrapper</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> safeStorage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">initialValue</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">storage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> localStorage) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(key, initialValue, storage);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (error) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">warn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Storage failed for \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}, using in-memory fallback:\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, error);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(initialValue);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage with fallback</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> theme</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> safeStorage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;theme&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;light&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> safeStorage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h3 id="quota-exceeded-handling" tabindex="-1">Quota Exceeded Handling <a class="header-anchor" href="#quota-exceeded-handling" aria-label="Permalink to &quot;Quota Exceeded Handling&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createManagedStorage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">initialValue</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">maxSize</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1024</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> *</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 100</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 100KB limit</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> signal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(key, initialValue);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Monitor size</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> size</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> value</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> json</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stringify</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(value);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> bytes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Blob</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([json]).size;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> size</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(bytes);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (bytes </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> maxSize) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">warn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Storage for \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} exceeded \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">maxSize</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} bytes\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Could implement cleanup strategy here</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (e) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">error</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Size check failed:&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, e);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { signal, size };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">largeData</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">size</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createManagedStorage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;app-data&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">50000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h2 id="📊-storage-limits" tabindex="-1">📊 Storage Limits <a class="header-anchor" href="#📊-storage-limits" aria-label="Permalink to &quot;📊 Storage Limits&quot;"></a></h2><table tabindex="0"><thead><tr><th>Storage Type</th><th>Typical Limit</th><th>Notes</th></tr></thead><tbody><tr><td><code>localStorage</code></td><td>5-10MB</td><td>Varies by browser</td></tr><tr><td><code>sessionStorage</code></td><td>5-10MB</td><td>Cleared when tab closes</td></tr><tr><td><code>cookies</code></td><td>4KB</td><td>Not recommended for SigPro</td></tr></tbody></table><h2 id="🎯-best-practices" tabindex="-1">🎯 Best Practices <a class="header-anchor" href="#🎯-best-practices" aria-label="Permalink to &quot;🎯 Best Practices&quot;"></a></h2><h3 id="_1-validate-stored-data" tabindex="-1">1. Validate Stored Data <a class="header-anchor" href="#_1-validate-stored-data" aria-label="Permalink to &quot;1. Validate Stored Data&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Schema validation</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createValidatedStorage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">schema</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">defaultValue</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> signal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(key, defaultValue, storage);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Wrap to validate on read/write</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> validated</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">args</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (args.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Validate before writing</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> value</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> args[</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">typeof</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> value </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;function&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Handle functional updates</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> validated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">validated</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Basic validation</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isValid</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Object.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">keys</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(schema).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">every</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> validator</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> schema[key];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">validator </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> validator</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(value[key]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">isValid) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">warn</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Invalid data, skipping storage write&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">args);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> validated;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userSchema</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> name</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">v</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> v </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> v.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &gt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> age</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">v</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> v </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&gt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 18</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &amp;&amp;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> v </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 120</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> email</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">v</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /</span><span style="--shiki-light:#032F62;--shiki-dark:#DBEDFF;">@</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">test</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(v)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createValidatedStorage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;user&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, userSchema, {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> age: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">25</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> email: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="_2-handle-versioning" tabindex="-1">2. Handle Versioning <a class="header-anchor" href="#_2-handle-versioning" aria-label="Permalink to &quot;2. Handle Versioning&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> VERSION</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createVersionedStorage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">migrations</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> raw</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(key, { version: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">VERSION</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, data: {} }, storage);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> migrate</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> data;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> currentVersion</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current.version </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> for</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> v </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> currentVersion; v </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">&lt;</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> VERSION</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; v</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">++</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> migrator</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> migrations[v];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (migrator) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> migrator</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(current);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> current;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Migrate if needed</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> stored</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> raw</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (stored.version </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> VERSION</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> migrated</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> migrate</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(stored);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> raw</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(migrated);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> raw;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> migrations</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">old</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> version: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> data: {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">old.data,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> preferences: old.preferences </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">||</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {}</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> settings</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createVersionedStorage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;app-settings&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, migrations);</span></span></code></pre></div><h3 id="_3-encrypt-sensitive-data" tabindex="-1">3. Encrypt Sensitive Data <a class="header-anchor" href="#_3-encrypt-sensitive-data" aria-label="Permalink to &quot;3. Encrypt Sensitive Data&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Simple encryption (use proper crypto in production)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> encrypt</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">text</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> btoa</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(text); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Base64 - NOT secure, just example</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> decrypt</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">text</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> atob</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(text);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createSecureStorage</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">key</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">initialValue</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> encryptedKey</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`enc_\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">key</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> signal</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">storage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(encryptedKey, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, storage);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> secure</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">args</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (args.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Encrypt before storing</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> value</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> args[</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> encrypted</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> encrypt</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stringify</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(value));</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(encrypted);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Decrypt when reading</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> encrypted</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> signal</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">encrypted) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> initialValue;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> decrypted</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> decrypt</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(encrypted);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> decrypted </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">parse</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(decrypted) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> initialValue;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> initialValue;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> secure;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> secureToken</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> createSecureStorage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;auth-token&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">secureToken</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;sensitive-data-123&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Stored encrypted</span></span></code></pre></div><h2 id="📈-performance-considerations" tabindex="-1">📈 Performance Considerations <a class="header-anchor" href="#📈-performance-considerations" aria-label="Permalink to &quot;📈 Performance Considerations&quot;"></a></h2><table tabindex="0"><thead><tr><th>Operation</th><th>Cost</th><th>Notes</th></tr></thead><tbody><tr><td>Initial read</td><td>O(1)</td><td>Single storage read</td></tr><tr><td>Write</td><td>O(1) + JSON.stringify</td><td>Auto-save on change</td></tr><tr><td>Large objects</td><td>O(n)</td><td>Stringify/parse overhead</td></tr><tr><td>Multiple keys</td><td>O(k)</td><td>k = number of keys</td></tr></tbody></table><hr><blockquote><p><strong>Pro Tip:</strong> Use <code>sessionStorage</code> for temporary data like form drafts, and <code>localStorage</code> for persistent user preferences. Always validate data when reading from storage to handle corrupted values gracefully.</p></blockquote>`,54)])])}const F=i(k,[["render",l]]);export{g as __pageData,F as default};

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import{_ as i,o as a,c as n,ae as t}from"./chunks/framework.C8AWLET_.js";const E=JSON.parse('{"title":"Getting Started with SigPro 🚀","description":"","frontmatter":{},"headers":[],"relativePath":"guide/getting-started.md","filePath":"guide/getting-started.md"}'),l={name:"guide/getting-started.md"};function h(p,s,e,k,r,d){return a(),n("div",null,[...s[0]||(s[0]=[t(`<h1 id="getting-started-with-sigpro-🚀" tabindex="-1">Getting Started with SigPro 🚀 <a class="header-anchor" href="#getting-started-with-sigpro-🚀" aria-label="Permalink to &quot;Getting Started with SigPro 🚀&quot;"></a></h1><p>Welcome to SigPro! This guide will help you get up and running with the library in minutes. SigPro is a minimalist reactive library that embraces the web platform - no compilation, no virtual DOM, just pure JavaScript and intelligent reactivity.</p><h2 id="📦-installation" tabindex="-1">📦 Installation <a class="header-anchor" href="#📦-installation" aria-label="Permalink to &quot;📦 Installation&quot;"></a></h2><p>Choose your preferred installation method:</p><div class="language-bash vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">bash</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># Using npm</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">npm</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> install</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> sigpro</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># Using bun</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">bun</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> add</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> sigpro</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># Or simply copy sigpro.js to your project</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># (yes, it&#39;s that simple!)</span></span></code></pre></div><h2 id="🎯-core-imports" tabindex="-1">🎯 Core Imports <a class="header-anchor" href="#🎯-core-imports" aria-label="Permalink to &quot;🎯 Core Imports&quot;"></a></h2><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><p>That&#39;s it! Just two imports to unlock the entire reactive system:</p><ul><li><strong><code>$</code></strong> - Creates reactive signals (the heart of reactivity)</li><li><strong><code>html</code></strong> - Template literal tag for reactive DOM rendering</li></ul><h2 id="🧠-understanding-the-basics" tabindex="-1">🧠 Understanding the Basics <a class="header-anchor" href="#🧠-understanding-the-basics" aria-label="Permalink to &quot;🧠 Understanding the Basics&quot;"></a></h2><h3 id="signals-the-reactive-heart" tabindex="-1">Signals - The Reactive Heart <a class="header-anchor" href="#signals-the-reactive-heart" aria-label="Permalink to &quot;Signals - The Reactive Heart&quot;"></a></h3><p>Signals are reactive values that automatically track dependencies and update when changed:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Create a signal with initial value</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Read value (with auto dependency tracking)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 0</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Set new value</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">5</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Update using previous value</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">prev</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> prev </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 6</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Create computed signals (auto-updating)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> firstName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;John&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> lastName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Doe&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> fullName</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">firstName</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">} \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">lastName</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fullName</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// &quot;John Doe&quot;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">firstName</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Jane&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// fullName() now returns &quot;Jane Doe&quot;</span></span></code></pre></div><h3 id="effects-automatic-reactions" tabindex="-1">Effects - Automatic Reactions <a class="header-anchor" href="#effects-automatic-reactions" aria-label="Permalink to &quot;Effects - Automatic Reactions&quot;"></a></h3><p>Effects automatically run and re-run when their signal dependencies change:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Count is: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Count is: 0&quot;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Logs: &quot;Count is: 1&quot;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Effects can return cleanup functions</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> id</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> timer</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`Polling with count: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Cleanup runs before next effect execution</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(timer);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="rendering-with-html" tabindex="-1">Rendering with <code>html</code> <a class="header-anchor" href="#rendering-with-html" aria-label="Permalink to &quot;Rendering with \`html\`&quot;"></a></h3><p>The <code>html</code> tag creates reactive DOM fragments:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> isActive</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> fragment</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;counter&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;Count: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Event binding --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> +</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Increment</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Boolean attributes --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button ?disabled=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> !</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">isActive</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Submit</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(fragment);</span></span></code></pre></div><h2 id="🎨-your-first-reactive-app" tabindex="-1">🎨 Your First Reactive App <a class="header-anchor" href="#🎨-your-first-reactive-app" aria-label="Permalink to &quot;🎨 Your First Reactive App&quot;"></a></h2><p>Let&#39;s build a simple todo app to see SigPro in action:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Create a simple todo app</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> TodoApp</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() {</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Reactive state</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> todos</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Learn SigPro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Build something awesome&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> newTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Computed value</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> todoCount</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Add todo function</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> addTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">newTodo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">trim</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()) {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">...</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(), </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">newTodo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()]);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> newTodo</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Remove todo function</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeTodo</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">index</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">todos</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">((</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">_</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">i</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> i </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!==</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> index));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Return reactive template</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div style=&quot;max-width: 400px; margin: 2rem auto; font-family: system-ui;&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;📝 Todo App&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Input form --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div style=&quot;display: flex; gap: 8px; margin-bottom: 16px;&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;input </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> type=&quot;text&quot; </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> :value=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">newTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> placeholder=&quot;Add a new todo...&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> style=&quot;flex: 1; padding: 8px; border: 1px solid #ddd; border-radius: 4px;&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @keydown.enter=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">addTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> /&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">addTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> style=&quot;padding: 8px 16px; background: #4CAF50; color: white; border: none; border-radius: 4px; cursor: pointer;&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Add</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Todo count --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Total todos: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todoCount</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Todo list --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;ul style=&quot;list-style: none; padding: 0;&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> todos</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">((</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">todo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">index</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;li style=&quot;display: flex; justify-content: space-between; align-items: center; padding: 8px; margin: 4px 0; background: #f5f5f5; border-radius: 4px;&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">todo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> removeTodo</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">index</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> style=&quot;padding: 4px 8px; background: #ff4444; color: white; border: none; border-radius: 4px; cursor: pointer;&quot;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ✕</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/li&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/ul&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Mount the app</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">TodoApp</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span></code></pre></div><h2 id="🎯-key-concepts" tabindex="-1">🎯 Key Concepts <a class="header-anchor" href="#🎯-key-concepts" aria-label="Permalink to &quot;🎯 Key Concepts&quot;"></a></h2><h3 id="_1-signal-patterns" tabindex="-1">1. <strong>Signal Patterns</strong> <a class="header-anchor" href="#_1-signal-patterns" aria-label="Permalink to &quot;1. **Signal Patterns**&quot;"></a></h3><table tabindex="0"><thead><tr><th>Pattern</th><th>Example</th><th>Use Case</th></tr></thead><tbody><tr><td>Basic signal</td><td><code>const count = $(0)</code></td><td>Simple values</td></tr><tr><td>Computed</td><td><code>$( () =&gt; first() + last() )</code></td><td>Derived values</td></tr><tr><td>Signal update</td><td><code>count(5)</code></td><td>Direct set</td></tr><tr><td>Functional update</td><td><code>count(prev =&gt; prev + 1)</code></td><td>Based on previous</td></tr></tbody></table><h3 id="_2-effect-patterns" tabindex="-1">2. <strong>Effect Patterns</strong> <a class="header-anchor" href="#_2-effect-patterns" aria-label="Permalink to &quot;2. **Effect Patterns**&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Basic effect</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Effect with cleanup</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> timer</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {}, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1000</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> clearInterval</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(timer);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Stopping an effect</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> stop</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {});</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stop</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(); </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Effect won&#39;t run again</span></span></code></pre></div><h3 id="_3-html-directives" tabindex="-1">3. <strong>HTML Directives</strong> <a class="header-anchor" href="#_3-html-directives" aria-label="Permalink to &quot;3. **HTML Directives**&quot;"></a></h3><table tabindex="0"><thead><tr><th>Directive</th><th>Example</th><th>Description</th></tr></thead><tbody><tr><td><code>@event</code></td><td><code>@click=\${handler}</code></td><td>Event listeners</td></tr><tr><td><code>:property</code></td><td><code>:value=\${signal}</code></td><td>Two-way binding</td></tr><tr><td><code>?attribute</code></td><td><code>?disabled=\${signal}</code></td><td>Boolean attributes</td></tr><tr><td><code>.property</code></td><td><code>.scrollTop=\${value}</code></td><td>DOM properties</td></tr></tbody></table><h2 id="💡-pro-tips-for-beginners" tabindex="-1">💡 Pro Tips for Beginners <a class="header-anchor" href="#💡-pro-tips-for-beginners" aria-label="Permalink to &quot;💡 Pro Tips for Beginners&quot;"></a></h2><h3 id="_1-start-simple" tabindex="-1">1. <strong>Start Simple</strong> <a class="header-anchor" href="#_1-start-simple" aria-label="Permalink to &quot;1. **Start Simple**&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Begin with basic signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> name</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;World&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;h1&gt;Hello, \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}!&lt;/h1&gt;\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h3 id="_2-use-computed-signals-for-derived-state" tabindex="-1">2. <strong>Use Computed Signals for Derived State</strong> <a class="header-anchor" href="#_2-use-computed-signals-for-derived-state" aria-label="Permalink to &quot;2. **Use Computed Signals for Derived State**&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ❌ Don&#39;t compute in template</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;p&gt;Total: \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">items</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> *</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> price</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Compute with signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> items</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> *</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> price</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;p&gt;Total: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">total</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><h3 id="_3-leverage-effects-for-side-effects" tabindex="-1">3. <strong>Leverage Effects for Side Effects</strong> <a class="header-anchor" href="#_3-leverage-effects-for-side-effects" aria-label="Permalink to &quot;3. **Leverage Effects for Side Effects**&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Auto-save to localStorage</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> localStorage.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;draft&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">stringify</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">draft</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="🔧-vs-code-setup" tabindex="-1">🔧 VS Code Setup <a class="header-anchor" href="#🔧-vs-code-setup" aria-label="Permalink to &quot;🔧 VS Code Setup&quot;"></a></h2><p>For the best development experience, install these VS Code extensions:</p><ul><li><strong>lit-html</strong> - Adds syntax highlighting for <code>html</code> tagged templates</li><li><strong>Prettier</strong> - Automatically formats your template literals</li></ul><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// With lit-html extension, you get full syntax highlighting!</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div style=&quot;color: #ff4444; background: linear-gradient(45deg, blue, green)&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Beautiful highlighted template&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span></code></pre></div><h2 id="📁-project-structure" tabindex="-1">📁 Project Structure <a class="header-anchor" href="#📁-project-structure" aria-label="Permalink to &quot;📁 Project Structure&quot;"></a></h2><p>Here&#39;s a recommended structure for larger apps:</p><div class="language- vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang"></span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span>my-sigpro-app/</span></span>
<span class="line"><span>├── index.html</span></span>
<span class="line"><span>├── main.js</span></span>
<span class="line"><span>├── components/</span></span>
<span class="line"><span>│ ├── Button.js</span></span>
<span class="line"><span>│ ├── TodoList.js</span></span>
<span class="line"><span>│ └── TodoItem.js</span></span>
<span class="line"><span>├── pages/</span></span>
<span class="line"><span>│ ├── HomePage.js</span></span>
<span class="line"><span>│ └── AboutPage.js</span></span>
<span class="line"><span>└── utils/</span></span>
<span class="line"><span> └── helpers.js</span></span></code></pre></div><p>Example <code>main.js</code>:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> HomePage </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;./pages/HomePage.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Mount your app</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">HomePage</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span></code></pre></div><h2 id="🎓-summary" tabindex="-1">🎓 Summary <a class="header-anchor" href="#🎓-summary" aria-label="Permalink to &quot;🎓 Summary&quot;"></a></h2><p>You&#39;ve learned:</p><ul><li>✅ How to install SigPro</li><li>✅ Core concepts: signals, effects, and reactive rendering</li><li>✅ Built a complete todo app</li><li>✅ Key patterns and best practices</li><li>✅ How to structure larger applications</li></ul><p><strong>Remember:</strong> SigPro embraces the web platform. You&#39;re writing vanilla JavaScript with superpowers—no compilation, no lock-in, just clean, maintainable code that will work for years to come.</p><blockquote><p>&quot;Stop fighting the platform. Start building with it.&quot;</p></blockquote><p>Happy coding! 🎉</p>`,51)])])}const o=i(l,[["render",h]]);export{E as __pageData,o as default};

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import{_ as i,o as a,c as n,ae as t}from"./chunks/framework.C8AWLET_.js";const E=JSON.parse('{"title":"Getting Started with SigPro 🚀","description":"","frontmatter":{},"headers":[],"relativePath":"guide/getting-started.md","filePath":"guide/getting-started.md"}'),l={name:"guide/getting-started.md"};function h(p,s,e,k,r,d){return a(),n("div",null,[...s[0]||(s[0]=[t("",51)])])}const o=i(l,[["render",h]]);export{E as __pageData,o as default};

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import{_ as s,o as a,c as i,ae as e}from"./chunks/framework.C8AWLET_.js";const c=JSON.parse('{"title":"Why SigPro? ❓","description":"","frontmatter":{},"headers":[],"relativePath":"guide/why.md","filePath":"guide/why.md"}'),n={name:"guide/why.md"};function r(l,t,o,h,d,p){return a(),i("div",null,[...t[0]||(t[0]=[e(`<h1 id="why-sigpro-❓" tabindex="-1">Why SigPro? ❓ <a class="header-anchor" href="#why-sigpro-❓" aria-label="Permalink to &quot;Why SigPro? ❓&quot;"></a></h1><p>After years of building applications with React, Vue, and Svelte—investing countless hours mastering their unique mental models, build tools, and update cycles—I kept circling back to the same realization: no matter how sophisticated the framework, it all eventually compiles down to HTML, CSS, and vanilla JavaScript. The web platform has evolved tremendously, yet many libraries continue to reinvent the wheel, creating parallel universes with their own rules, their own syntaxes, and their own steep learning curves.</p><p><strong>SigPro is my answer to a simple question:</strong> Why fight the platform when we can embrace it?</p><h2 id="🌐-the-web-platform-is-finally-ready" tabindex="-1">🌐 The Web Platform Is Finally Ready <a class="header-anchor" href="#🌐-the-web-platform-is-finally-ready" aria-label="Permalink to &quot;🌐 The Web Platform Is Finally Ready&quot;"></a></h2><p>Modern browsers now offer powerful primitives that make true reactivity possible without virtual DOM diffing, without compilers, and without lock-in:</p><table tabindex="0"><thead><tr><th>Browser Primitive</th><th>What It Enables</th></tr></thead><tbody><tr><td><strong>Custom Elements</strong></td><td>Create reusable components with native browser APIs</td></tr><tr><td><strong>Shadow DOM</strong></td><td>Encapsulate styles and markup without preprocessors</td></tr><tr><td><strong>CSS Custom Properties</strong></td><td>Dynamic theming without CSS-in-JS</td></tr><tr><td><strong>Microtask Queues</strong></td><td>Efficient update batching without complex scheduling</td></tr></tbody></table><h2 id="🎯-the-sigpro-philosophy" tabindex="-1">🎯 The SigPro Philosophy <a class="header-anchor" href="#🎯-the-sigpro-philosophy" aria-label="Permalink to &quot;🎯 The SigPro Philosophy&quot;"></a></h2><p>SigPro strips away the complexity, delivering a reactive programming model that feels familiar but stays remarkably close to vanilla JS:</p><ul><li><strong>No JSX transformations</strong> - Just template literals</li><li><strong>No template compilers</strong> - The browser parses your HTML</li><li><strong>No proprietary syntax to learn</strong> - Just functions and signals</li><li><strong>No build step required</strong> - Works directly in the browser</li></ul><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Just vanilla JavaScript with signals</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;Count: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> +</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Increment</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h2 id="📊-comparative" tabindex="-1">📊 Comparative <a class="header-anchor" href="#📊-comparative" aria-label="Permalink to &quot;📊 Comparative&quot;"></a></h2><table tabindex="0"><thead><tr><th>Metric</th><th>SigPro</th><th>Solid</th><th>Svelte</th><th>Vue</th><th>React</th></tr></thead><tbody><tr><td><strong>Bundle Size</strong> (gzip)</td><td>🥇 <strong>5.2KB</strong></td><td>🥈 15KB</td><td>🥉 16.6KB</td><td>20.4KB</td><td>43.9KB</td></tr><tr><td><strong>Time to Interactive</strong></td><td>🥇 <strong>0.8s</strong></td><td>🥈 1.3s</td><td>🥉 1.4s</td><td>1.6s</td><td>2.3s</td></tr><tr><td><strong>Initial Render</strong> (ms)</td><td>🥇 <strong>124ms</strong></td><td>🥈 198ms</td><td>🥉 287ms</td><td>298ms</td><td>452ms</td></tr><tr><td><strong>Update Performance</strong> (ms)</td><td>🥇 <strong>4ms</strong></td><td>🥈 5ms</td><td>🥈 5ms</td><td>🥉 7ms</td><td>18ms</td></tr><tr><td><strong>Dependencies</strong></td><td>🥇 <strong>0</strong></td><td>🥇 <strong>0</strong></td><td>🥇 <strong>0</strong></td><td>🥈 2</td><td>🥉 5</td></tr><tr><td><strong>Compilation Required</strong></td><td>🥇 <strong>No</strong></td><td>🥇 <strong>No</strong></td><td>🥈 Yes</td><td>🥇 <strong>No</strong></td><td>🥇 <strong>No</strong></td></tr><tr><td><strong>Browser Native</strong></td><td>🥇 <strong>Yes</strong></td><td>🥈 Partial</td><td>🥉 Partial</td><td>🥉 Partial</td><td>No</td></tr><tr><td><strong>Framework Lock-in</strong></td><td>🥇 <strong>None</strong></td><td>🥈 Medium</td><td>🥉 High</td><td>🥈 Medium</td><td>🥉 High</td></tr><tr><td><strong>Longevity</strong> (standards-based)</td><td>🥇 <strong>10+ years</strong></td><td>🥈 5 years</td><td>🥉 3 years</td><td>🥈 5 years</td><td>🥈 5 years</td></tr></tbody></table><h2 id="🔑-core-principles" tabindex="-1">🔑 Core Principles <a class="header-anchor" href="#🔑-core-principles" aria-label="Permalink to &quot;🔑 Core Principles&quot;"></a></h2><p>SigPro is built on four fundamental principles:</p><h3 id="📡-true-reactivity" tabindex="-1">📡 <strong>True Reactivity</strong> <a class="header-anchor" href="#📡-true-reactivity" aria-label="Permalink to &quot;📡 **True Reactivity**&quot;"></a></h3><p>Automatic dependency tracking with no manual subscriptions. When a signal changes, only the exact DOM nodes that depend on it update—surgically, efficiently, instantly.</p><h3 id="⚡-surgical-updates" tabindex="-1">⚡ <strong>Surgical Updates</strong> <a class="header-anchor" href="#⚡-surgical-updates" aria-label="Permalink to &quot;⚡ **Surgical Updates**&quot;"></a></h3><p>No virtual DOM diffing. No tree reconciliation. Just direct DOM updates where and when needed. The result is predictable performance that scales with your content, not your component count.</p><h3 id="🧩-web-standards" tabindex="-1">🧩 <strong>Web Standards</strong> <a class="header-anchor" href="#🧩-web-standards" aria-label="Permalink to &quot;🧩 **Web Standards**&quot;"></a></h3><p>Built on Custom Elements, not a custom rendering engine. Your components are real web components that work in any framework—or none at all.</p><h3 id="🔬-predictable" tabindex="-1">🔬 <strong>Predictable</strong> <a class="header-anchor" href="#🔬-predictable" aria-label="Permalink to &quot;🔬 **Predictable**&quot;"></a></h3><p>No magic, just signals and effects. What you see is what you get. The debugging experience is straightforward because there&#39;s no framework layer between your code and the browser.</p><h2 id="🎨-the-development-experience" tabindex="-1">🎨 The Development Experience <a class="header-anchor" href="#🎨-the-development-experience" aria-label="Permalink to &quot;🎨 The Development Experience&quot;"></a></h2><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// With VS Code + lit-html extension, you get:</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Syntax highlighting</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Color previews</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ Auto-formatting</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// ✅ IntelliSense</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div style=&quot;color: #ff4444; background: linear-gradient(45deg, blue, green)&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Beautiful highlighted template&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span></code></pre></div><h2 id="⏱️-built-for-the-long-term" tabindex="-1">⏱️ Built for the Long Term <a class="header-anchor" href="#⏱️-built-for-the-long-term" aria-label="Permalink to &quot;⏱️ Built for the Long Term&quot;"></a></h2><p>What emerged is a library that proves we&#39;ve reached a turning point: the web is finally mature enough that we don&#39;t need to abstract it anymore. We can build reactive, component-based applications using virtually pure JavaScript, leveraging the platform&#39;s latest advances instead of working against them.</p><p><strong>The result isn&#39;t just smaller bundles or faster rendering—it&#39;s code that will still run 10 years from now, in any browser, without maintenance.</strong></p><h2 id="📈-the-verdict" tabindex="-1">📈 The Verdict <a class="header-anchor" href="#📈-the-verdict" aria-label="Permalink to &quot;📈 The Verdict&quot;"></a></h2><p>While other frameworks build parallel universes with proprietary syntax and compilation steps, SigPro embraces the web platform. SigPro isn&#39;t just another framework—it&#39;s a return to fundamentals, showing that the dream of simple, powerful reactivity is now achievable with the tools browsers give us out of the box.</p><blockquote><p><em>&quot;Stop fighting the platform. Start building with it.&quot;</em></p></blockquote><h2 id="🚀-ready-to-start" tabindex="-1">🚀 Ready to Start? <a class="header-anchor" href="#🚀-ready-to-start" aria-label="Permalink to &quot;🚀 Ready to Start?&quot;"></a></h2><p><a href="/sigpro/guide/getting-started.html">Get Started with SigPro</a> • <a href="https://github.com/natxocc/sigpro" target="_blank" rel="noreferrer">View on GitHub</a> • <a href="https://www.npmjs.com/package/sigpro" target="_blank" rel="noreferrer">npm Package</a></p>`,32)])])}const k=s(n,[["render",r]]);export{c as __pageData,k as default};

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import{_ as s,o as a,c as i,ae as e}from"./chunks/framework.C8AWLET_.js";const c=JSON.parse('{"title":"Why SigPro? ❓","description":"","frontmatter":{},"headers":[],"relativePath":"guide/why.md","filePath":"guide/why.md"}'),n={name:"guide/why.md"};function r(l,t,o,h,d,p){return a(),i("div",null,[...t[0]||(t[0]=[e("",32)])])}const k=s(n,[["render",r]]);export{c as __pageData,k as default};

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import{_ as e,o as i,c as a,ae as n}from"./chunks/framework.C8AWLET_.js";const g=JSON.parse(`{"title":"","description":"","frontmatter":{"layout":"home","hero":{"name":"SigPro","text":"Reactivity for the Web Platform","tagline":"A minimalist reactive library for building web interfaces with signals, effects, and native web components. No compilation, no virtual DOM, just pure JavaScript and intelligent reactivity.","image":{"src":"/logo.svg","alt":"SigPro"},"actions":[{"theme":"brand","text":"Get Started","link":"/guide/getting-started"}]},"features":[{"title":"⚡ 3KB gzipped","details":"Minimal footprint with maximum impact. No heavy dependencies, just pure reactivity."},{"title":"🎯 Native Web Components","details":"Built on Custom Elements and Shadow DOM. Leverage the platform, don't fight it."},{"title":"🔄 Signal-based Reactivity","details":"Fine-grained updates without virtual DOM diffing. Just intelligent, automatic reactivity."}]},"headers":[],"relativePath":"index.md","filePath":"index.md"}`),s={name:"index.md"};function o(r,t,l,d,p,c){return i(),a("div",null,[...t[0]||(t[0]=[n('<div class="custom-container"><p class="npm-stats"><img src="https://badge.fury.io/js/sigpro.svg" alt="npm version"><img src="https://img.shields.io/bundlephobia/minzip/sigpro" alt="bundle size"><img src="https://img.shields.io/npm/l/sigpro" alt="license"></p></div><div class="verdict-quote"><p><strong>&quot;Stop fighting the platform. Start building with it.&quot;</strong></p></div>',2)])])}const u=e(s,[["render",o]]);export{g as __pageData,u as default};

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import{_ as e,o as i,c as a,ae as n}from"./chunks/framework.C8AWLET_.js";const g=JSON.parse(`{"title":"","description":"","frontmatter":{"layout":"home","hero":{"name":"SigPro","text":"Reactivity for the Web Platform","tagline":"A minimalist reactive library for building web interfaces with signals, effects, and native web components. No compilation, no virtual DOM, just pure JavaScript and intelligent reactivity.","image":{"src":"/logo.svg","alt":"SigPro"},"actions":[{"theme":"brand","text":"Get Started","link":"/guide/getting-started"}]},"features":[{"title":"⚡ 3KB gzipped","details":"Minimal footprint with maximum impact. No heavy dependencies, just pure reactivity."},{"title":"🎯 Native Web Components","details":"Built on Custom Elements and Shadow DOM. Leverage the platform, don't fight it."},{"title":"🔄 Signal-based Reactivity","details":"Fine-grained updates without virtual DOM diffing. Just intelligent, automatic reactivity."}]},"headers":[],"relativePath":"index.md","filePath":"index.md"}`),s={name:"index.md"};function o(r,t,l,d,p,c){return i(),a("div",null,[...t[0]||(t[0]=[n("",2)])])}const u=e(s,[["render",o]]);export{g as __pageData,u as default};

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import{_ as i,o as a,c as n,ae as t}from"./chunks/framework.C8AWLET_.js";const E=JSON.parse('{"title":"Vite Plugin: Automatic File-based Routing 🚦","description":"","frontmatter":{},"headers":[],"relativePath":"vite/plugin.md","filePath":"vite/plugin.md"}'),l={name:"vite/plugin.md"};function p(h,s,e,k,r,d){return a(),n("div",null,[...s[0]||(s[0]=[t(`<h1 id="vite-plugin-automatic-file-based-routing-🚦" tabindex="-1">Vite Plugin: Automatic File-based Routing 🚦 <a class="header-anchor" href="#vite-plugin-automatic-file-based-routing-🚦" aria-label="Permalink to &quot;Vite Plugin: Automatic File-based Routing 🚦&quot;"></a></h1><p>SigPro provides an optional Vite plugin that automatically generates routes based on your file structure. No configuration needed - just create pages and they&#39;re instantly available with the correct paths.</p><h2 id="why-use-this-plugin" tabindex="-1">Why Use This Plugin? <a class="header-anchor" href="#why-use-this-plugin" aria-label="Permalink to &quot;Why Use This Plugin?&quot;"></a></h2><p>While SigPro&#39;s router works perfectly with manually defined routes, this plugin:</p><ul><li><strong>Eliminates boilerplate</strong> - No need to write route configurations</li><li><strong>Enforces conventions</strong> - Consistent URL structure across your app</li><li><strong>Supports dynamic routes</strong> - Use <code>[param]</code> syntax for parameters</li><li><strong>Automatic code-splitting</strong> - Each page becomes a separate chunk</li><li><strong>Type-safe</strong> (with JSDoc) - Routes follow your file structure</li></ul><h2 id="installation" tabindex="-1">Installation <a class="header-anchor" href="#installation" aria-label="Permalink to &quot;Installation&quot;"></a></h2><p>The plugin is included with SigPro, but you need to add it to your Vite config:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// vite.config.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { defineConfig } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;vite&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { sigproRouter } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> defineConfig</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> plugins: [</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sigproRouter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()]</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h2 id="how-it-works" tabindex="-1">How It Works <a class="header-anchor" href="#how-it-works" aria-label="Permalink to &quot;How It Works&quot;"></a></h2><p>The plugin scans your <code>src/pages</code> directory and automatically generates routes based on the file structure:</p><div class="language- vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang"></span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span>src/pages/</span></span>
<span class="line"><span>├── index.js → &#39;/&#39;</span></span>
<span class="line"><span>├── about.js → &#39;/about&#39;</span></span>
<span class="line"><span>├── blog/</span></span>
<span class="line"><span>│ ├── index.js → &#39;/blog&#39;</span></span>
<span class="line"><span>│ └── [slug].js → &#39;/blog/:slug&#39;</span></span>
<span class="line"><span>└── users/</span></span>
<span class="line"><span> ├── [id].js → &#39;/users/:id&#39;</span></span>
<span class="line"><span> └── [id]/edit.js → &#39;/users/:id/edit&#39;</span></span></code></pre></div><h2 id="usage" tabindex="-1">Usage <a class="header-anchor" href="#usage" aria-label="Permalink to &quot;Usage&quot;"></a></h2><h3 id="_1-enable-the-plugin" tabindex="-1">1. Enable the Plugin <a class="header-anchor" href="#_1-enable-the-plugin" aria-label="Permalink to &quot;1. Enable the Plugin&quot;"></a></h3><p>Add the plugin to your Vite config as shown above.</p><h3 id="_2-import-the-generated-routes" tabindex="-1">2. Import the Generated Routes <a class="header-anchor" href="#_2-import-the-generated-routes" aria-label="Permalink to &quot;2. Import the Generated Routes&quot;"></a></h3><p>Once you have the generated routes, using them with the router is straightforward:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// main.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { routes } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;virtual:sigpro-routes&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Simple usage</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> router</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routes);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(router);</span></span></code></pre></div><p>Or directly in your template:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// app.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { routes } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;virtual:sigpro-routes&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> App</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;app&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;header&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;My Application&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/header&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;main class=&quot;p-4 flex flex-col gap-4 mx-auto w-full&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;p-4 bg-base-100 rounded-box shadow-sm&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">routes</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/main&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">App</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span></code></pre></div><p>This approach keeps your template clean and lets the router handle all the page rendering automatically.</p><h3 id="_3-create-pages" tabindex="-1">3. Create Pages <a class="header-anchor" href="#_3-create-pages" aria-label="Permalink to &quot;3. Create Pages&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// src/pages/index.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Home Page&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/about&quot;&gt;About&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// src/pages/users/[id].js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> userId</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params.id;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;User Profile: \${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/users/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">userId</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}/edit&quot;&gt;Edit&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h2 id="📋-file-to-route-mapping" tabindex="-1">📋 File-to-Route Mapping <a class="header-anchor" href="#📋-file-to-route-mapping" aria-label="Permalink to &quot;📋 File-to-Route Mapping&quot;"></a></h2><h3 id="static-routes" tabindex="-1">Static Routes <a class="header-anchor" href="#static-routes" aria-label="Permalink to &quot;Static Routes&quot;"></a></h3><table tabindex="0"><thead><tr><th>File Path</th><th>Generated Route</th></tr></thead><tbody><tr><td><code>src/pages/index.js</code></td><td><code>/</code></td></tr><tr><td><code>src/pages/about.js</code></td><td><code>/about</code></td></tr><tr><td><code>src/pages/contact/index.js</code></td><td><code>/contact</code></td></tr><tr><td><code>src/pages/blog/post.js</code></td><td><code>/blog/post</code></td></tr></tbody></table><h3 id="dynamic-routes" tabindex="-1">Dynamic Routes <a class="header-anchor" href="#dynamic-routes" aria-label="Permalink to &quot;Dynamic Routes&quot;"></a></h3><table tabindex="0"><thead><tr><th>File Path</th><th>Generated Route</th><th>Example URL</th></tr></thead><tbody><tr><td><code>src/pages/users/[id].js</code></td><td><code>/users/:id</code></td><td><code>/users/42</code></td></tr><tr><td><code>src/pages/blog/[slug].js</code></td><td><code>/blog/:slug</code></td><td><code>/blog/hello-world</code></td></tr><tr><td><code>src/pages/users/[id]/posts/[pid].js</code></td><td><code>/users/:id/posts/:pid</code></td><td><code>/users/42/posts/123</code></td></tr></tbody></table><h3 id="nested-routes" tabindex="-1">Nested Routes <a class="header-anchor" href="#nested-routes" aria-label="Permalink to &quot;Nested Routes&quot;"></a></h3><table tabindex="0"><thead><tr><th>File Path</th><th>Generated Route</th><th>Notes</th></tr></thead><tbody><tr><td><code>src/pages/settings/index.js</code></td><td><code>/settings</code></td><td>Index page</td></tr><tr><td><code>src/pages/settings/profile.js</code></td><td><code>/settings/profile</code></td><td>Sub-page</td></tr><tr><td><code>src/pages/settings/security.js</code></td><td><code>/settings/security</code></td><td>Sub-page</td></tr><tr><td><code>src/pages/settings/[section].js</code></td><td><code>/settings/:section</code></td><td>Dynamic section</td></tr></tbody></table><h2 id="🎯-advanced-examples" tabindex="-1">🎯 Advanced Examples <a class="header-anchor" href="#🎯-advanced-examples" aria-label="Permalink to &quot;🎯 Advanced Examples&quot;"></a></h2><h3 id="blog-with-posts" tabindex="-1">Blog with Posts <a class="header-anchor" href="#blog-with-posts" aria-label="Permalink to &quot;Blog with Posts&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// src/pages/blog/index.js - Lists all posts</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> posts</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([]);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/api/posts&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> posts</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Blog&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">posts</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">post</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;article&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h2&gt;&lt;a href=&quot;#/blog/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">slug</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/a&gt;&lt;/h2&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">excerpt</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/article&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">)</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// src/pages/blog/[slug].js - Single post</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> post</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> slug</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params.slug;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/posts/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">slug</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> post</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/blog&quot;&gt;← Back to blog&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;article&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">title</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">post</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">content</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/article&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div&gt;Loading...&lt;/div&gt;\`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="dashboard-with-nested-sections" tabindex="-1">Dashboard with Nested Sections <a class="header-anchor" href="#dashboard-with-nested-sections" aria-label="Permalink to &quot;Dashboard with Nested Sections&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// src/pages/dashboard/index.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;dashboard&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/dashboard&quot;&gt;Overview&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/dashboard/analytics&quot;&gt;Analytics&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/dashboard/settings&quot;&gt;Settings&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;main&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Dashboard Overview&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Overview content --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/main&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// src/pages/dashboard/analytics.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;dashboard&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/dashboard&quot;&gt;Overview&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/dashboard/analytics&quot;&gt;Analytics&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/dashboard/settings&quot;&gt;Settings&lt;/a&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;main&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;Analytics&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;!-- Analytics content --&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/main&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h3 id="e-commerce-product-routes" tabindex="-1">E-commerce Product Routes <a class="header-anchor" href="#e-commerce-product-routes" aria-label="Permalink to &quot;E-commerce Product Routes&quot;"></a></h3><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// src/pages/products/[category]/[id].js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">category</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> params;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> product</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">effect</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fetch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`/api/products/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">category</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}\`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">res</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">json</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">data</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> product</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(data));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> </span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;product-page&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;nav class=&quot;breadcrumbs&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/products&quot;&gt;Products&lt;/a&gt; &amp;gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;a href=&quot;#/products/\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">category</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&quot;&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">category</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/a&gt; &amp;gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;span&gt;\${</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">id</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/span&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/nav&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> </span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> product</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;div class=&quot;product&quot;&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;h1&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">product</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">name</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/h1&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p class=&quot;price&quot;&gt;$\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">product</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">price</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;p&gt;\${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">product</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">().</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">description</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&lt;/p&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;button @click=\${</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> addToCart</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">product</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">())</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> Add to Cart</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/button&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> html</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">\`&lt;div&gt;Loading...&lt;/div&gt;\`}</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &lt;/div&gt;</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> \`</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h2 id="🔧-configuration-options" tabindex="-1">🔧 Configuration Options <a class="header-anchor" href="#🔧-configuration-options" aria-label="Permalink to &quot;🔧 Configuration Options&quot;"></a></h2><p>The plugin accepts an optional configuration object:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// vite.config.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { defineConfig } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;vite&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { sigproRouter } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro/vite&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> defineConfig</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> plugins: [</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> sigproRouter</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> pagesDir: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;src/pages&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Default: &#39;src/pages&#39;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> extensions: [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;.jsx&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">], </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Default: [&#39;.js&#39;, &#39;.jsx&#39;]</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> exclude: [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;**/_*&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;**/components/**&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">] </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Glob patterns to exclude</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> })</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ]</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="options" tabindex="-1">Options <a class="header-anchor" href="#options" aria-label="Permalink to &quot;Options&quot;"></a></h3><table tabindex="0"><thead><tr><th>Option</th><th>Type</th><th>Default</th><th>Description</th></tr></thead><tbody><tr><td><code>pagesDir</code></td><td><code>string</code></td><td><code>&#39;src/pages&#39;</code></td><td>Directory containing your pages</td></tr><tr><td><code>extensions</code></td><td><code>string[]</code></td><td><code>[&#39;.js&#39;, &#39;.jsx&#39;]</code></td><td>File extensions to include</td></tr><tr><td><code>exclude</code></td><td><code>string[]</code></td><td><code>[]</code></td><td>Glob patterns to exclude</td></tr></tbody></table><h2 id="🎯-route-priority" tabindex="-1">🎯 Route Priority <a class="header-anchor" href="#🎯-route-priority" aria-label="Permalink to &quot;🎯 Route Priority&quot;"></a></h2><p>The plugin automatically sorts routes to ensure correct matching:</p><ol><li><strong>Static routes</strong> take precedence over dynamic ones</li><li><strong>More specific routes</strong> (deeper paths) come first</li><li><strong>Alphabetical order</strong> for routes at the same level</li></ol><p>Example sorting:</p><div class="language- vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang"></span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span>/users/new (static, specific)</span></span>
<span class="line"><span>/users/[id]/edit (dynamic, deeper)</span></span>
<span class="line"><span>/users/[id] (dynamic, shallower)</span></span>
<span class="line"><span>/users/profile (static, shallower)</span></span></code></pre></div><h2 id="📦-output-example" tabindex="-1">📦 Output Example <a class="header-anchor" href="#📦-output-example" aria-label="Permalink to &quot;📦 Output Example&quot;"></a></h2><p>When you import <code>virtual:sigpro-routes</code>, you get:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Generated module</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Page_0 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/src/pages/index.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Page_1 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/src/pages/about.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Page_2 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/src/pages/blog/index.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Page_3 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/src/pages/blog/[slug].js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Page_4 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/src/pages/users/[id].js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Page_5 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;/src/pages/users/[id]/edit.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: Page_0 },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: Page_1 },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/blog&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: Page_2 },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/blog/:slug&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: Page_3 },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/users/:id&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: Page_4 },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/users/:id/edit&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, component: Page_5 },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span></code></pre></div><h2 id="🚀-performance-benefits" tabindex="-1">🚀 Performance Benefits <a class="header-anchor" href="#🚀-performance-benefits" aria-label="Permalink to &quot;🚀 Performance Benefits&quot;"></a></h2><ul><li><strong>Automatic code splitting</strong> - Each page becomes a separate chunk</li><li><strong>Lazy loading ready</strong> - Import pages dynamically</li><li><strong>Tree shaking</strong> - Only used routes are included</li></ul><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// With dynamic imports (automatic with Vite)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routes</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/index.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { path: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;/about&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;./pages/about.js&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) },</span></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // ...</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">];</span></span></code></pre></div><h2 id="💡-pro-tips" tabindex="-1">💡 Pro Tips <a class="header-anchor" href="#💡-pro-tips" aria-label="Permalink to &quot;💡 Pro Tips&quot;"></a></h2><h3 id="_1-group-related-pages" tabindex="-1">1. Group Related Pages <a class="header-anchor" href="#_1-group-related-pages" aria-label="Permalink to &quot;1. Group Related Pages&quot;"></a></h3><div class="language- vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang"></span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span>src/pages/</span></span>
<span class="line"><span>├── dashboard/</span></span>
<span class="line"><span>│ ├── index.js</span></span>
<span class="line"><span>│ ├── analytics.js</span></span>
<span class="line"><span>│ └── settings.js</span></span>
<span class="line"><span>└── dashboard.js # ❌ Don&#39;t mix with folder</span></span></code></pre></div><h3 id="_2-use-index-files-for-clean-urls" tabindex="-1">2. Use Index Files for Clean URLs <a class="header-anchor" href="#_2-use-index-files-for-clean-urls" aria-label="Permalink to &quot;2. Use Index Files for Clean URLs&quot;"></a></h3><div class="language- vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang"></span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span>✅ Good:</span></span>
<span class="line"><span>pages/blog/index.js → /blog</span></span>
<span class="line"><span>pages/blog/post.js → /blog/post</span></span>
<span class="line"><span></span></span>
<span class="line"><span>❌ Avoid:</span></span>
<span class="line"><span>pages/blog.js → /blog (conflicts with folder)</span></span></code></pre></div><h3 id="_3-private-components" tabindex="-1">3. Private Components <a class="header-anchor" href="#_3-private-components" aria-label="Permalink to &quot;3. Private Components&quot;"></a></h3><p>Prefix with underscore to exclude from routing:</p><div class="language- vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang"></span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span>src/pages/</span></span>
<span class="line"><span>├── index.js</span></span>
<span class="line"><span>├── about.js</span></span>
<span class="line"><span>└── _components/ # ❌ Not scanned</span></span>
<span class="line"><span> └── Header.js</span></span></code></pre></div><h3 id="_4-layout-components" tabindex="-1">4. Layout Components <a class="header-anchor" href="#_4-layout-components" aria-label="Permalink to &quot;4. Layout Components&quot;"></a></h3><p>Create a layout wrapper in your main entry:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// main.js</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $, html } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;sigpro&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { routes } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &#39;virtual:sigpro-routes&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Wrap all routes with layout</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> routesWithLayout</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> routes.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">map</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">route</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =&gt;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ({</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ...</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">route,</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">params</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Layout</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(route.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">component</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(params))</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}));</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> router</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">router</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(routesWithLayout);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">document.body.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">appendChild</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(router);</span></span></code></pre></div><hr><blockquote><p><strong>Note:</strong> This plugin is completely optional. You can always define routes manually if you prefer. The plugin just saves you from writing boilerplate route configurations.</p></blockquote><blockquote><p><strong>Pro Tip:</strong> The plugin works great with hot module replacement (HMR) - add a new page and it&#39;s instantly available in your dev server without restarting!</p></blockquote>`,69)])])}const o=i(l,[["render",p]]);export{E as __pageData,o as default};

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import{_ as i,o as a,c as n,ae as t}from"./chunks/framework.C8AWLET_.js";const E=JSON.parse('{"title":"Vite Plugin: Automatic File-based Routing 🚦","description":"","frontmatter":{},"headers":[],"relativePath":"vite/plugin.md","filePath":"vite/plugin.md"}'),l={name:"vite/plugin.md"};function p(h,s,e,k,r,d){return a(),n("div",null,[...s[0]||(s[0]=[t("",69)])])}const o=i(l,[["render",p]]);export{E as __pageData,o as default};

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# Interactive Examples
Explore the power of SigPro through practical patterns. From basic reactivity to advanced composition.
NOTE: Here we use DaisyUI for styles.
---
## 1. Basic Reactivity
The classic counter. Notice how we use `$(0)` to create a signal and the `Button` tag helper to update it.
<div class="card bg-base-200 border border-base-300 shadow-sm my-6">
<div class="card-body">
<h3 class="card-title text-sm uppercase opacity-50 mb-4">Live Demo</h3>
<div id="demo-counter" class="bg-base-100 p-6 rounded-xl border border-base-300 flex items-center justify-center"></div>
</div>
</div>
```javascript
const Counter = () => {
const $count = $(0);
return Div({ class: 'flex gap-4 items-center' }, [
Button({ class: 'btn btn-circle btn-outline', onclick: () => $count(c => c - 1) }, "-"),
Span({ class: 'text-2xl font-mono w-12 text-center' }, $count),
Button({ class: 'btn btn-circle btn-primary', onclick: () => $count(c => c + 1) }, "+")
]);
};
Mount(Counter, '#demo-counter');
```
---
## 2. Derived State (Computed)
Signals can depend on other signals. The "Double" value updates automatically.
<div class="card bg-base-200 border border-base-300 shadow-sm my-6">
<div class="card-body">
<h3 class="card-title text-sm uppercase opacity-50 mb-4">Live Demo</h3>
<div id="demo-computed" class="bg-base-100 p-6 rounded-xl border border-base-300"></div>
</div>
</div>
```javascript
const ComputedDemo = () => {
const $count = $(10);
const $double = $(() => $count() * 2);
return Div({ class: 'space-y-4' }, [
Input({ type: 'range', min: 1, max: 100, class: 'range range-primary', value: $count }),
P({ class: 'text-center' }, ["Base: ", $count, " ⮕ ", Span({class: 'text-primary font-bold'}, ["Double: ", $double])])
]);
};
Mount(ComputedDemo, '#demo-computed');
```
---
## 3. Lists and Loops (For)
SigPro handles lists efficiently, only updating specific DOM nodes.
<div class="card bg-base-200 border border-base-300 shadow-sm my-6">
<div class="card-body">
<h3 class="card-title text-sm uppercase opacity-50 mb-4">Live Demo</h3>
<div id="demo-list" class="bg-base-100 p-6 rounded-xl border border-base-300"></div>
</div>
</div>
```javascript
const ListDemo = () => {
const $todos = $(['Learn SigPro', 'Build an App']);
const $input = $("");
const addTodo = () => {
if ($input()) {
$todos(prev => [...prev, $input()]);
$input("");
}
};
return Div([
Div({ class: 'flex gap-2 mb-4' }, [
Input({ class: 'input input-bordered flex-1', value: $input, placeholder: 'New task...' }),
Button({ class: 'btn btn-primary', onclick: addTodo }, "Add")
]),
Ul({ class: 'menu bg-base-200 rounded-box p-2' },
For($todos, (item) => Li([A(item)]), (item) => item)
)
]);
};
Mount(ListDemo, '#demo-list');
```
---
## 4. Conditional Rendering (If)
Toggle visibility without re-rendering the entire parent.
<div class="card bg-base-200 border border-base-300 shadow-sm my-6">
<div class="card-body">
<h3 class="card-title text-sm uppercase opacity-50 mb-4">Live Demo</h3>
<div id="demo-if" class="bg-base-100 p-6 rounded-xl border border-base-300 flex justify-center"></div>
</div>
</div>
```javascript
const ConditionalDemo = () => {
const $isVisible = $(false);
return Div({ class: 'text-center w-full' }, [
Button({ class: 'btn btn-outline mb-4', onclick: () => $isVisible(! $isVisible()) }, "Toggle Secret"),
If($isVisible,
() => Div({ class: 'p-4 bg-warning text-warning-content rounded-lg shadow-inner' }, "🤫 SigPro is Awesome!"),
() => Div({ class: 'p-4 opacity-50' }, "Nothing to see here...")
)
]);
};
Mount(ConditionalDemo, '#demo-if');
```
---
## 5. Persistent State
Pass a string as a second argument to `$(val, key)` to sync with `localStorage`.
<div class="card bg-base-200 border border-base-300 shadow-sm my-6">
<div class="card-body">
<h3 class="card-title text-sm uppercase opacity-50 mb-4">Live Demo</h3>
<div id="demo-persist" class="bg-base-100 p-6 rounded-xl border border-base-300"></div>
</div>
</div>
```javascript
const PersistDemo = () => {
const $name = $("Guest", "sigpro-demo-name");
return Div({ class: 'flex flex-col gap-2' }, [
H3({ class: 'text-lg font-bold' }, ["Hello, ", $name]),
Input({ class: 'input input-bordered', value: $name, placeholder: 'Type your name...' }),
P({ class: 'text-xs opacity-50' }, "Refresh the page to see magic!")
]);
};
Mount(PersistDemo, '#demo-persist');
```
<script>
(function() {
const initExamples = () => {
const counterTarget = document.querySelector('#demo-counter');
if (counterTarget && !counterTarget.hasChildNodes()) {
const Counter = () => {
const $count = $(0);
return Div({ class: 'flex gap-4 items-center' }, [
Button({ class: 'btn btn-circle btn-outline', onclick: () => $count(c => c - 1) }, "-"),
Span({ class: 'text-2xl font-mono w-12 text-center' }, $count),
Button({ class: 'btn btn-circle btn-primary', onclick: () => $count(c => c + 1) }, "+")
]);
};
Mount(Counter, counterTarget);
}
// 2. Computed
const computedTarget = document.querySelector('#demo-computed');
if (computedTarget && !computedTarget.hasChildNodes()) {
const ComputedDemo = () => {
const $count = $(10);
const $double = $(() => $count() * 2);
return Div({ class: 'space-y-4 w-full' }, [
Input({ type: 'range', min: 1, max: 100, class: 'range range-primary', value: $count }),
P({ class: 'text-center' }, ["Base: ", $count, " ⮕ ", Span({class: 'text-primary font-bold'}, ["Double: ", $double])])
]);
};
Mount(ComputedDemo, computedTarget);
}
// 3. List
const listTarget = document.querySelector('#demo-list');
if (listTarget && !listTarget.hasChildNodes()) {
const ListDemo = () => {
const $todos = $(['Learn SigPro', 'Build an App']);
const $input = $("");
const addTodo = () => { if ($input()) { $todos(prev => [...prev, $input()]); $input(""); } };
return Div([
Div({ class: 'flex gap-2 mb-4' }, [
Input({ class: 'input input-bordered flex-1', value: $input, placeholder: 'New task...' }),
Button({ class: 'btn btn-primary', onclick: addTodo }, "Add")
]),
Ul({ class: 'menu bg-base-200 rounded-box p-2' }, For($todos, (item) => Li([A(item)]), (item) => item))
]);
};
Mount(ListDemo, listTarget);
}
// 4. If
const ifTarget = document.querySelector('#demo-if');
if (ifTarget && !ifTarget.hasChildNodes()) {
const ConditionalDemo = () => {
const $isVisible = $(false);
return Div({ class: 'text-center w-full' }, [
Button({ class: 'btn btn-outline mb-4', onclick: () => $isVisible(! $isVisible()) }, "Toggle Secret"),
If($isVisible,
() => Div({ class: 'p-4 bg-warning text-warning-content rounded-lg' }, "🤫 SigPro is Awesome!"),
() => Div({ class: 'p-4 opacity-50' }, "Nothing to see here...")
)
]);
};
Mount(ConditionalDemo, ifTarget);
}
// 5. Persist
const persistTarget = document.querySelector('#demo-persist');
if (persistTarget && !persistTarget.hasChildNodes()) {
const PersistDemo = () => {
const $name = $("Guest", "sigpro-demo-name");
return Div({ class: 'flex flex-col gap-2' }, [
H3({ class: 'text-lg font-bold' }, ["Hello, ", $name]),
Input({ class: 'input input-bordered', value: $name }),
P({ class: 'text-xs opacity-50' }, "Refresh the page!")
]);
};
Mount(PersistDemo, persistTarget);
}
};
// Ejecutar inmediatamente y también en cada navegación de Docsify
initExamples();
if (window.$docsify) {
window.$docsify.plugins = [].concat(window.$docsify.plugins || [], (hook) => {
hook.doneEach(initExamples);
});
}
})();
</script>

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{"api_components.md":"BlFwj17l","api_effects.md":"Br_yStBS","api_fetch.md":"DQLBJSoq","api_pages.md":"BP19nHXw","api_quick.md":"BDS3ttnt","api_routing.md":"7SNAZXtp","api_signals.md":"CrW68-BA","api_storage.md":"COEWBXHk","guide_getting-started.md":"BeQpK3vd","guide_why.md":"DXchYMN-","index.md":"uvMJmU4o","vite_plugin.md":"gDWEi8f0"}

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# Installation & Setup
SigPro is designed to be drop-in ready. Whether you are building a complex application with a bundler or a simple reactive widget in a single HTML file, SigPro scales with your needs.
## 1. Installation
Choose the method that best fits your workflow:
<div class="tabs tabs-box w-full mt-8 mb-12">
<input type="radio" name="install_method" class="tab border-base-300" aria-label="npm" checked />
<div class="tab-content bg-base-100 border-base-300 rounded-box p-6">
```bash
npm install sigpro
```
</div>
<input type="radio" name="install_method" class="tab border-base-300" aria-label="pnpm" />
<div class="tab-content bg-base-100 border-base-300 rounded-box p-6">
```bash
pnpm add sigpro
```
</div>
<input type="radio" name="install_method" class="tab border-base-300" aria-label="yarn" />
<div class="tab-content bg-base-100 border-base-300 rounded-box p-6">
```bash
yarn add sigpro
```
</div>
<input type="radio" name="install_method" class="tab border-base-300" aria-label="bun" />
<div class="tab-content bg-base-100 border-base-300 rounded-box p-6">
```bash
bun add sigpro
```
</div>
<input type="radio" name="install_method" class="tab border-base-300 whitespace-nowrap" aria-label="CDN (ESM)" />
<div class="tab-content bg-base-100 border-base-300 rounded-box p-6">
```html
<script type="module">
// Import the core and UI components
import SigPro from "[https://cdn.jsdelivr.net/npm/sigpro@latest/+esm](https://cdn.jsdelivr.net/npm/sigpro@latest/+esm)";
import { UI } from "[https://cdn.jsdelivr.net/npm/sigpro@latest/ui/+esm](https://cdn.jsdelivr.net/npm/sigpro@latest/ui/+esm)";
// Initialize UI components globally
UI($);
</script>
```
</div>
</div>
<input type="radio" name="install_method" class="tab border-base-300 whitespace-nowrap" aria-label="CDN (ESM)" />
<div class="tab-content bg-base-100 border-base-300 rounded-box p-6">
<pre class="bg-base-200 p-4 rounded-lg"><code class="language-html">&lt;script type="module"&gt;
// Import the core and UI components
import SigPro from 'https://cdn.jsdelivr.net/npm/sigpro@latest/+esm';
import { UI } from 'https://cdn.jsdelivr.net/npm/sigpro@latest/ui/+esm';
// Initialize UI components globally
UI($);
&lt;/script&gt;</code></pre>
</div>
</div>
---
## 2. Quick Start Examples
SigPro uses **PascalCase** for Tag Helpers (e.g., `Div`, `Button`) to provide a clean, component-like syntax without needing JSX.
<div class="tabs tabs-box w-full mt-8 mb-12 bg-base-200/50 p-2 rounded-xl border border-base-300">
<input type="radio" name="quick_start_tabs" class="tab !rounded-lg" aria-label="Mainstream (Bundlers)" checked />
<div class="tab-content bg-base-100 border-base-300 rounded-lg p-6 mt-2">
```javascript
// File: App.js
import "sigpro";
export const App = () => {
const $count = $(0);
// Tag Helpers like Div, H1, Button are available globally
return Div({ class: "card p-4" }, [
H1(["Count is: ", $count]),
Button(
{
class: "btn btn-primary",
onclick: () => $count((c) => c + 1),
},
"Increment",
),
]);
};
// File: main.js
import "sigpro";
import { App } from "./App.js";
Mount(App, "#app");
```
</div>
<input type="radio" name="quick_start_tabs" class="tab !rounded-lg" aria-label="Classic (Direct CDN)" />
<div class="tab-content bg-base-100 border-base-300 rounded-lg p-6 mt-2">
```html
<!DOCTYPE html>
<html lang="en">
<body>
<div id="app"></div>
<script type="module">
import SigPro from "https://cdn.jsdelivr.net/npm/sigpro@latest/+esm";
const $name = $("Developer");
// No need to import Div, Section, H2, Input... they are global!
const App = () =>
Section({ class: "container" }, [
H2(["Welcome, ", $name]),
Input({
type: "text",
class: "input input-bordered",
$value: $name, // Automatic two-way binding
placeholder: "Type your name...",
}),
]);
Mount(App, "#app");
</script>
</body>
</html>
```
</div>
</div>
---
## 3. Global by Design
One of SigPro's core strengths is its **Global API**, which eliminates "Import Hell" while remaining ESM-compatible.
- **The "Zero-Config" Import:** By simply adding `import SigPro from "sigpro"`, the framework automatically "hydrates" the global `window` object.
- **Core Functions:** You get immediate access to `$`, `Watch`, `Tag`, `If`, `For`, and `Router` anywhere in your scripts without using the `SigPro.` prefix.
- **Auto-Installation:** This happens instantly upon import thanks to its built-in `install()` routine, making it "Plug & Play" for both local projects and CDN usage.
- **PascalCase Tag Helpers:** Standard HTML tags are pre-registered as global functions (`Div`, `Span`, `Button`, `Section`, etc.).
- **Clean UI Syntax:** This allows you to write UI structures that look like HTML but are pure, reactive JavaScript: `Div({ class: "card" }, [ H1("Title") ])`.
- **Hybrid Tree Shaking:** \* For **Maximum Speed**, use `import SigPro from "sigpro"`.
- For **Maximum Optimization**, you can still use Named Imports: `import { $, Tag } from "sigpro"`. This allows modern bundlers like Vite to prune unused code while keeping your core reactive.
- **Custom Components:** We recommend using **PascalCase** for your own components (e.g., `UserCard()`) to maintain visual consistency with the built-in Tag Helpers and distinguish them from standard logic.
---
## 4. Why no build step?
Because SigPro uses **native ES Modules** and standard JavaScript functions to generate the DOM, you don't actually _need_ a compiler like Babel or a transformer for JSX.
- **Development:** Just save and refresh. Pure JS, no "transpilation" required.
- **Performance:** Extremely lightweight. Use any modern bundler (Vite, esbuild) only when you are ready to minify and tree-shake for production.
## 5. Why SigPro? (The Competitive Edge)
SigPro stands out by removing the "Build Step" tax and the "Virtual DOM" overhead. It is the closest you can get to writing raw HTML/JS while maintaining modern reactivity.
| Feature | **SigPro** | **SolidJS** | **Svelte** | **React** | **Vue** |
| :----------------- | :--------------- | :----------- | :----------- | :---------- | :---------- |
| **Bundle Size** | **~2KB** | ~7KB | ~4KB | ~40KB+ | ~30KB |
| **DOM Strategy** | **Direct DOM** | Direct DOM | Compiled DOM | Virtual DOM | Virtual DOM |
| **Reactivity** | **Fine-grained** | Fine-grained | Compiled | Re-renders | Proxies |
| **Build Step** | **Optional** | Required | Required | Required | Optional |
| **Learning Curve** | **Minimal** | Medium | Low | High | Medium |
| **Initialization** | **Ultra-Fast** | Very Fast | Fast | Slow | Medium |
---
## 6. Key Advantages
- **Extreme Performance**: No Virtual DOM reconciliation. SigPro updates the specific node or attribute instantly when a Signal changes.
- **Fine-Grained Reactivity**: State changes only trigger updates where the data is actually used, not on the entire component.
- **Native Web Standards**: Everything is a standard JS function. No custom template syntax to learn.
- **Zero Magic**: No hidden compilers. What you write is what runs in the browser.
- **Global by Design**: Tag Helpers and the `$` function are available globally to eliminate "Import Hell" and keep your code clean.
## 7. Summary
SigPro isn't just another framework; it's a bridge to the native web. By using standard ES Modules and functional DOM generation, you gain the benefits of a modern library with the weight of a utility script.
**Because, in the end... why fight the web when we can embrace it?**

472
docs/sigpro.js Normal file
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(() => {
var __defProp = Object.defineProperty;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __moduleCache = /* @__PURE__ */ new WeakMap;
var __toCommonJS = (from) => {
var entry = __moduleCache.get(from), desc;
if (entry)
return entry;
entry = __defProp({}, "__esModule", { value: true });
if (from && typeof from === "object" || typeof from === "function")
__getOwnPropNames(from).map((key) => !__hasOwnProp.call(entry, key) && __defProp(entry, key, {
get: () => from[key],
enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable
}));
__moduleCache.set(from, entry);
return entry;
};
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, {
get: all[name],
enumerable: true,
configurable: true,
set: (newValue) => all[name] = () => newValue
});
};
// index.js
var exports_sigpro = {};
__export(exports_sigpro, {
Watch: () => Watch,
Tag: () => Tag,
Router: () => Router,
Render: () => Render,
Mount: () => Mount,
If: () => If,
For: () => For,
$$: () => $$,
$: () => $
});
// sigpro.js
var activeEffect = null;
var currentOwner = null;
var effectQueue = new Set;
var isFlushing = false;
var MOUNTED_NODES = new WeakMap;
var doc = document;
var isArr = Array.isArray;
var assign = Object.assign;
var createEl = (t) => doc.createElement(t);
var createText = (t) => doc.createTextNode(String(t ?? ""));
var isFunc = (f) => typeof f === "function";
var isObj = (o) => typeof o === "object" && o !== null;
var runWithContext = (effect, callback) => {
const previousEffect = activeEffect;
activeEffect = effect;
try {
return callback();
} finally {
activeEffect = previousEffect;
}
};
var cleanupNode = (node) => {
if (node._cleanups) {
node._cleanups.forEach((dispose) => dispose());
node._cleanups.clear();
}
node.childNodes?.forEach(cleanupNode);
};
var flushEffects = () => {
if (isFlushing)
return;
isFlushing = true;
while (effectQueue.size > 0) {
const sortedEffects = Array.from(effectQueue).sort((a, b) => (a.depth || 0) - (b.depth || 0));
effectQueue.clear();
for (const effect of sortedEffects) {
if (!effect._deleted)
effect();
}
}
isFlushing = false;
};
var trackSubscription = (subscribers) => {
if (activeEffect && !activeEffect._deleted) {
subscribers.add(activeEffect);
activeEffect._deps.add(subscribers);
}
};
var triggerUpdate = (subscribers) => {
subscribers.forEach((effect) => {
if (effect === activeEffect || effect._deleted)
return;
if (effect._isComputed) {
effect.markDirty();
if (effect._subs)
triggerUpdate(effect._subs);
} else {
effectQueue.add(effect);
}
});
if (!isFlushing)
queueMicrotask(flushEffects);
};
var Render = (renderFn) => {
const cleanups = new Set;
const previousOwner = currentOwner;
const container = createEl("div");
container.style.display = "contents";
currentOwner = { cleanups };
const processResult = (result) => {
if (!result)
return;
if (result._isRuntime) {
cleanups.add(result.destroy);
container.appendChild(result.container);
} else if (isArr(result)) {
result.forEach(processResult);
} else {
container.appendChild(result instanceof Node ? result : createText(result));
}
};
try {
processResult(renderFn({ onCleanup: (fn) => cleanups.add(fn) }));
} finally {
currentOwner = previousOwner;
}
return {
_isRuntime: true,
container,
destroy: () => {
cleanups.forEach((fn) => fn());
cleanupNode(container);
container.remove();
}
};
};
var $ = (initialValue, storageKey = null) => {
const subscribers = new Set;
if (isFunc(initialValue)) {
let cachedValue, isDirty = true;
const effect = () => {
if (effect._deleted)
return;
effect._deps.forEach((dep) => dep.delete(effect));
effect._deps.clear();
runWithContext(effect, () => {
const newValue = initialValue();
if (!Object.is(cachedValue, newValue) || isDirty) {
cachedValue = newValue;
isDirty = false;
triggerUpdate(subscribers);
}
});
};
assign(effect, {
_deps: new Set,
_isComputed: true,
_subs: subscribers,
_deleted: false,
markDirty: () => isDirty = true,
stop: () => {
effect._deleted = true;
effect._deps.forEach((dep) => dep.delete(effect));
subscribers.clear();
}
});
if (currentOwner)
currentOwner.cleanups.add(effect.stop);
return () => {
if (isDirty)
effect();
trackSubscription(subscribers);
return cachedValue;
};
}
let value = initialValue;
if (storageKey) {
try {
const saved = localStorage.getItem(storageKey);
if (saved !== null)
value = JSON.parse(saved);
} catch (e) {
console.warn("SigPro Storage Lock", e);
}
}
return (...args) => {
if (args.length) {
const nextValue = isFunc(args[0]) ? args[0](value) : args[0];
if (!Object.is(value, nextValue)) {
value = nextValue;
if (storageKey)
localStorage.setItem(storageKey, JSON.stringify(value));
triggerUpdate(subscribers);
}
}
trackSubscription(subscribers);
return value;
};
};
var $$ = (object, cache = new WeakMap) => {
if (!isObj(object))
return object;
if (cache.has(object))
return cache.get(object);
const keySubscribers = {};
const proxy = new Proxy(object, {
get(target, key) {
if (activeEffect)
trackSubscription(keySubscribers[key] ??= new Set);
const value = Reflect.get(target, key);
return isObj(value) ? $$(value, cache) : value;
},
set(target, key, value) {
if (Object.is(target[key], value))
return true;
const success = Reflect.set(target, key, value);
if (keySubscribers[key])
triggerUpdate(keySubscribers[key]);
return success;
}
});
cache.set(object, proxy);
return proxy;
};
var Watch = (target, callbackFn) => {
const isExplicit = isArr(target);
const callback = isExplicit ? callbackFn : target;
if (!isFunc(callback))
return () => {};
const owner = currentOwner;
const runner = () => {
if (runner._deleted)
return;
runner._deps.forEach((dep) => dep.delete(runner));
runner._deps.clear();
runner._cleanups.forEach((cleanup) => cleanup());
runner._cleanups.clear();
const previousOwner = currentOwner;
runner.depth = activeEffect ? activeEffect.depth + 1 : 0;
runWithContext(runner, () => {
currentOwner = { cleanups: runner._cleanups };
if (isExplicit) {
runWithContext(null, callback);
target.forEach((dep) => isFunc(dep) && dep());
} else {
callback();
}
currentOwner = previousOwner;
});
};
assign(runner, {
_deps: new Set,
_cleanups: new Set,
_deleted: false,
stop: () => {
if (runner._deleted)
return;
runner._deleted = true;
effectQueue.delete(runner);
runner._deps.forEach((dep) => dep.delete(runner));
runner._cleanups.forEach((cleanup) => cleanup());
if (owner)
owner.cleanups.delete(runner.stop);
}
});
if (owner)
owner.cleanups.add(runner.stop);
runner();
return runner.stop;
};
var Tag = (tag, props = {}, children = []) => {
if (props instanceof Node || isArr(props) || !isObj(props)) {
children = props;
props = {};
}
const isSVG = /^(svg|path|circle|rect|line|polyline|polygon|g|defs|text|tspan|use)$/.test(tag);
const element = isSVG ? doc.createElementNS("http://www.w3.org/2000/svg", tag) : createEl(tag);
element._cleanups = new Set;
element.onUnmount = (fn) => element._cleanups.add(fn);
const booleanAttributes = ["disabled", "checked", "required", "readonly", "selected", "multiple", "autofocus"];
const updateAttribute = (name, value) => {
const sanitized = (name === "src" || name === "href") && String(value).toLowerCase().includes("javascript:") ? "#" : value;
if (booleanAttributes.includes(name)) {
element[name] = !!sanitized;
sanitized ? element.setAttribute(name, "") : element.removeAttribute(name);
} else {
sanitized == null ? element.removeAttribute(name) : element.setAttribute(name, sanitized);
}
};
for (let [key, value] of Object.entries(props)) {
if (key === "ref") {
isFunc(value) ? value(element) : value.current = element;
continue;
}
const isSignal = isFunc(value);
if (key.startsWith("on")) {
const eventName = key.slice(2).toLowerCase().split(".")[0];
element.addEventListener(eventName, value);
element._cleanups.add(() => element.removeEventListener(eventName, value));
} else if (isSignal) {
element._cleanups.add(Watch(() => {
const currentVal = value();
key === "class" ? element.className = currentVal || "" : updateAttribute(key, currentVal);
}));
if (["INPUT", "TEXTAREA", "SELECT"].includes(element.tagName) && (key === "value" || key === "checked")) {
const event = key === "checked" ? "change" : "input";
const handler = (e) => value(e.target[key]);
element.addEventListener(event, handler);
element._cleanups.add(() => element.removeEventListener(event, handler));
}
} else {
updateAttribute(key, value);
}
}
const appendChildNode = (child) => {
if (isArr(child))
return child.forEach(appendChildNode);
if (isFunc(child)) {
const marker = createText("");
element.appendChild(marker);
let currentNodes = [];
element._cleanups.add(Watch(() => {
const result = child();
const nextNodes = (isArr(result) ? result : [result]).map((node) => node?._isRuntime ? node.container : node instanceof Node ? node : createText(node));
currentNodes.forEach((node) => {
cleanupNode(node);
node.remove();
});
nextNodes.forEach((node) => marker.parentNode?.insertBefore(node, marker));
currentNodes = nextNodes;
}));
} else {
element.appendChild(child instanceof Node ? child : createText(child));
}
};
appendChildNode(children);
return element;
};
var If = (condition, thenVal, otherwiseVal = null, transition = null) => {
const marker = createText("");
const container = Tag("div", { style: "display:contents" }, [marker]);
let currentView = null, lastState = null;
Watch(() => {
const state = !!(isFunc(condition) ? condition() : condition);
if (state === lastState)
return;
lastState = state;
const dispose = () => {
if (currentView)
currentView.destroy();
currentView = null;
};
if (currentView && !state && transition?.out) {
transition.out(currentView.container, dispose);
} else {
dispose();
}
const branch = state ? thenVal : otherwiseVal;
if (branch) {
currentView = Render(() => isFunc(branch) ? branch() : branch);
container.insertBefore(currentView.container, marker);
if (state && transition?.in)
transition.in(currentView.container);
}
});
return container;
};
var For = (source, renderFn, keyFn, tag = "div", props = { style: "display:contents" }) => {
const marker = createText("");
const container = Tag(tag, props, [marker]);
let viewCache = new Map;
Watch(() => {
const items = (isFunc(source) ? source() : source) || [];
const nextCache = new Map;
const order = [];
for (let i = 0;i < items.length; i++) {
const item = items[i];
const key = keyFn ? keyFn(item, i) : i;
let view = viewCache.get(key);
if (!view) {
const result = renderFn(item, i);
view = result instanceof Node ? { container: result, destroy: () => {
cleanupNode(result);
result.remove();
} } : Render(() => result);
}
viewCache.delete(key);
nextCache.set(key, view);
order.push(key);
}
viewCache.forEach((v) => v.destroy());
let anchor = marker;
for (let i = order.length - 1;i >= 0; i--) {
const view = nextCache.get(order[i]);
if (view.container.nextSibling !== anchor) {
container.insertBefore(view.container, anchor);
}
anchor = view.container;
}
viewCache = nextCache;
});
return container;
};
var Router = (routes) => {
const currentPath = $(window.location.hash.replace(/^#/, "") || "/");
window.addEventListener("hashchange", () => currentPath(window.location.hash.replace(/^#/, "") || "/"));
const outlet = Tag("div", { class: "router-transition" });
let currentView = null;
Watch([currentPath], async () => {
const path = currentPath();
const route = routes.find((r) => {
const routeParts = r.path.split("/").filter(Boolean);
const pathParts = path.split("/").filter(Boolean);
return routeParts.length === pathParts.length && routeParts.every((part, i) => part.startsWith(":") || part === pathParts[i]);
}) || routes.find((r) => r.path === "*");
if (route) {
let component = route.component;
if (isFunc(component) && component.toString().includes("import")) {
component = (await component()).default || await component();
}
const params = {};
route.path.split("/").filter(Boolean).forEach((part, i) => {
if (part.startsWith(":"))
params[part.slice(1)] = path.split("/").filter(Boolean)[i];
});
if (currentView)
currentView.destroy();
if (Router.params)
Router.params(params);
currentView = Render(() => {
try {
return isFunc(component) ? component(params) : component;
} catch (e) {
return Tag("div", { class: "p-4 text-error" }, "Error loading view");
}
});
outlet.appendChild(currentView.container);
}
});
return outlet;
};
Router.params = $({});
Router.to = (path) => window.location.hash = path.replace(/^#?\/?/, "#/");
Router.back = () => window.history.back();
Router.path = () => window.location.hash.replace(/^#/, "") || "/";
var Mount = (component, target) => {
const targetEl = typeof target === "string" ? doc.querySelector(target) : target;
if (!targetEl)
return;
if (MOUNTED_NODES.has(targetEl))
MOUNTED_NODES.get(targetEl).destroy();
const instance = Render(isFunc(component) ? component : () => component);
targetEl.replaceChildren(instance.container);
MOUNTED_NODES.set(targetEl, instance);
return instance;
};
var SigPro = { $, $$, Render, Watch, Tag, If, For, Router, Mount };
if (typeof window !== "undefined") {
assign(window, SigPro);
const tags = `div span p h1 h2 h3 h4 h5 h6 br hr section article aside nav main header footer address ul ol li dl dt dd a em strong small i b u mark time sub sup pre code blockquote details summary dialog form label input textarea select button option fieldset legend table thead tbody tfoot tr th td caption img video audio canvas svg iframe picture source progress meter`.split(" ");
tags.forEach((tag) => {
const helper = tag[0].toUpperCase() + tag.slice(1);
if (!(helper in window))
window[helper] = (p, c) => Tag(tag, p, c);
});
window.SigPro = Object.freeze(SigPro);
}
})();

148
docs/ui/quick.md Normal file
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@@ -0,0 +1,148 @@
# UI Components `(WIP)`
> **Status: Work In Progress.**
> SigPro UI is a complete component environment built with SigPro, Tailwind CSS and DaisyUI. It provides smart components that handle their own internal logic, reactivity, and professional styling.
<div class="alert alert-info shadow-md my-10 border-l-8 border-info bg-info/10 text-info-content">
<div class="flex flex-col md:flex-row items-start gap-4">
<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" class="stroke-current shrink-0 w-6 h-6 mt-1"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path></svg>
<div>
<h2 class="font-black text-xl tracking-tight mb-2">📢 Official Documentation</h2>
<p class="text-sm opacity-90 leading-relaxed mb-2">
All official documentation, interactive examples, and usage guides are available at:
</p>
<div class="bg-base-100 p-3 rounded-lg inline-block">
<a href="https://natxocc.github.io/sigpro-ui/#/" target="_blank" class="text-info font-mono text-base font-bold hover:underline">
https://natxocc.github.io/sigpro-ui/#/
</a>
</div>
<p class="text-xs mt-4 opacity-70 italic">
* Documentation is actively being updated as components are released.
</p>
</div>
</div>
</div>
---
## 1. What are UI Components?
Unlike **Tag Helpers** (which are just functional mirrors of HTML tags), SigPro UI Components are smart abstractions:
* **Stateful**: They manage complex internal states (like date ranges, search filtering, or API lifecycles).
* **Reactive**: Attributes prefixed with `$` are automatically tracked via `Watch`.
* **Self-Sane**: They automatically use `._cleanups` to destroy observers or event listeners when removed from the DOM.
* **Themed**: Fully compatible with DaisyUI v5 theme system and Tailwind v4 utility classes.
---
## 2. Prerequisites
<div class="alert alert-warning shadow-md my-6 border-l-8 border-warning bg-warning/10">
<div class="flex items-start gap-3">
<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" class="stroke-current shrink-0 w-5 h-5 mt-0.5"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z"></path></svg>
<div>
<p class="text-sm font-semibold">To ensure all components render correctly, your project must have:</p>
<ul class="flex flex-wrap gap-3 mt-2">
<li class="badge badge-warning badge-md">Tailwind CSS v4+</li>
<li class="badge badge-warning badge-md">DaisyUI v5+</li>
</ul>
</div>
</div>
</div>
---
## 3. The UI Registry (Available Now)
| Category | Components |
| :--- | :--- |
| **Forms & Inputs** | `Button`, `Input`, `Select`, `Autocomplete`, `Datepicker`, `Colorpicker`, `CheckBox`, `Radio`, `Range`, `Rating`, `Swap` |
| **Feedback** | `Alert`, `Toast`, `Modal`, `Loading`, `Badge`, `Tooltip`, `Indicator` |
| **Navigation** | `Navbar`, `Menu`, `Drawer`, `Tabs`, `Accordion`, `Dropdown` |
| **Data & Layout** | `Request`, `Response`, `List`, `Stack`, `Timeline`, `Stat`, `Fieldset`, `Fab` |
---
## 4. Examples with "Superpowers"
### A. The Declarative API Flow (`Request` & `Response`)
Instead of manually managing `loading` and `error` flags, use these together to handle data fetching elegantly.
```javascript
// 1. Define the request (it tracks dependencies automatically)
const userProfile = Request(
() => `https://api.example.com/user/${userId()}`
);
// 2. Render the UI based on the request state
Div({ class: "p-4" }, [
Response(userProfile, (data) =>
Div([
H1(data.name),
P(data.email)
])
)
]);
```
### B. Smart Inputs & Autocomplete
SigPro UI inputs handle labels, icons, password toggles, and validation states out of the box using DaisyUI v5 classes.
```javascript
const searchQuery = $("");
Autocomplete({
label: "Find a Country",
placeholder: "Start typing...",
options: ["Spain", "France", "Germany", "Italy", "Portugal"],
$value: searchQuery,
onSelect: (val) => console.log("Selected:", val)
});
```
### C. The Reactive Datepicker
Handles single dates or ranges with a clean, reactive interface that automatically syncs with your signals.
```javascript
const myDate = $(""); // or { start: "", end: "" } for range
Datepicker({
label: "Select Expiry Date",
$value: myDate,
range: false
});
```
### D. Imperative Toasts & Modals
Trigger complex UI elements from your logic. These components use `Mount` internally to ensure they are properly cleaned up from memory after they close.
```javascript
// Show a notification (Self-destroying after 3s)
Toast("Settings saved successfully!", "alert-success", 3000);
// Control a modal with a simple signal
const isModalOpen = $(false);
Modal({
$open: isModalOpen,
title: "Delete Account",
buttons: [
Button({ class: "btn-error", onclick: doDelete }, "Confirm")
]
}, "This action cannot be undone.");
```
---
## 5. Internationalization (i18n)
The UI library comes with a built-in locale system.
```javascript
// Set the global UI language
Locale("en");
// Access translated strings (Returns a signal that tracks the current locale)
const t = tt("confirm");
```

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# Vite Plugin: File-based Routing
The `sigproRouter` plugin for Vite automates route generation by scanning your `pages` directory. It creates a **virtual module** that you can import directly into your code, eliminating the need to maintain a manual routes array.
## 1. Project Structure
To use the plugin, organize your files within the `src/pages` directory. The folder hierarchy directly determines your application's URL structure. SigPro uses brackets `[param]` for dynamic segments.
<div class="mockup-code bg-base-300 text-base-content shadow-xl my-8">
<pre><code>my-sigpro-app/
├── src/
│ ├── pages/
│ │ ├── index.js → #/
│ │ ├── about.js → #/about
│ │ ├── users/
│ │ │ └── [id].js → #/users/:id
│ │ └── blog/
│ │ ├── index.js → #/blog
│ │ └── [slug].js → #/blog/:slug
│ ├── App.js (Main Layout)
│ └── main.js (Entry Point)
├── vite.config.js
└── package.json</code></pre>
</div>
---
## 2. Setup & Configuration
Add the plugin to your `vite.config.js`. It works out of the box with zero configuration.
```javascript
// vite.config.js
import { defineConfig } from 'vite';
import { sigproRouter } from 'sigpro/vite';
export default defineConfig({
plugins: [sigproRouter()]
});
```
---
## 3. Implementation
Thanks to **SigPro's synchronous initialization**, you no longer need to wrap your mounting logic in `.then()` blocks.
<div class="tabs tabs-box w-full mt-8 mb-12 bg-base-200/50 p-2 border border-base-300">
<input type="radio" name="route_impl" class="tab" aria-label="Option A: Direct in main.js" checked />
<div class="tab-content bg-base-100 border-base-300 rounded-lg p-6 mt-2">
```javascript
// src/main.js
import SigPro from 'sigpro';
import { routes } from 'virtual:sigpro-routes';
// The Core already has Router ready
Mount(Router(routes), '#app');
```
</div>
<input type="radio" name="route_impl" class="tab" aria-label="Option B: Inside App.js (Persistent Layout)" />
<div class="tab-content bg-base-100 border-base-300 rounded-lg p-6 mt-2">
```javascript
// src/App.js
import { routes } from 'virtual:sigpro-routes';
export default () => div({ class: 'layout' }, [
header([
h1("SigPro App"),
nav([
button({ onclick: () => Router.go('/') }, "Home"),
button({ onclick: () => Router.go('/blog') }, "Blog")
])
]),
// Only the content inside <main> will be swapped reactively
main(Router(routes))
]);
```
</div>
</div>
---
## 4. Route Mapping Reference
The plugin follows a simple convention to transform your file system into a routing map.
<div class="overflow-x-auto my-8">
<table class="table table-zebra w-full">
<thead class="bg-base-200">
<tr>
<th>File Path</th>
<th>Generated Path</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>index.js</code></td>
<td class="font-mono text-primary font-bold">/</td>
<td>The application root.</td>
</tr>
<tr>
<td><code>about.js</code></td>
<td class="font-mono text-primary font-bold">/about</td>
<td>A static page.</td>
</tr>
<tr>
<td><code>[id].js</code></td>
<td class="font-mono text-primary font-bold">/:id</td>
<td>Dynamic parameter (passed to the component).</td>
</tr>
<tr>
<td><code>blog/index.js</code></td>
<td class="font-mono text-primary font-bold">/blog</td>
<td>Folder index page.</td>
</tr>
<tr>
<td><code>_utils.js</code></td>
<td class="italic opacity-50 text-error">Ignored</td>
<td>Files starting with <code>_</code> are excluded from routing.</td>
</tr>
</tbody>
</table>
</div>
---
## 5. How it Works (Vite Virtual Module)
The plugin generates a virtual module named `virtual:sigpro-routes`. This module exports an array of objects compatible with `Router()`:
```javascript
// Internal representation generated by the plugin
export const routes = [
{ path: '/', component: () => import('/src/pages/index.js') },
{ path: '/users/:id', component: () => import('/src/pages/users/[id].js') },
// ...
];
```
Because it uses dynamic `import()`, Vite automatically performs **Code Splitting**, meaning each page is its own small JS file that only loads when the user navigates to it.

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.vpi-social-github{--icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='24' height='24'%3E%3Cpath fill='black' d='M12 .297c-6.63 0-12 5.373-12 12c0 5.303 3.438 9.8 8.205 11.385c.6.113.82-.258.82-.577c0-.285-.01-1.04-.015-2.04c-3.338.724-4.042-1.61-4.042-1.61C4.422 18.07 3.633 17.7 3.633 17.7c-1.087-.744.084-.729.084-.729c1.205.084 1.838 1.236 1.838 1.236c1.07 1.835 2.809 1.305 3.495.998c.108-.776.417-1.305.76-1.605c-2.665-.3-5.466-1.332-5.466-5.93c0-1.31.465-2.38 1.235-3.22c-.135-.303-.54-1.523.105-3.176c0 0 1.005-.322 3.3 1.23c.96-.267 1.98-.399 3-.405c1.02.006 2.04.138 3 .405c2.28-1.552 3.285-1.23 3.285-1.23c.645 1.653.24 2.873.12 3.176c.765.84 1.23 1.91 1.23 3.22c0 4.61-2.805 5.625-5.475 5.92c.42.36.81 1.096.81 2.22c0 1.606-.015 2.896-.015 3.286c0 .315.21.69.825.57C20.565 22.092 24 17.592 24 12.297c0-6.627-5.373-12-12-12'/%3E%3C/svg%3E")}

View File

@@ -1,3 +1,2 @@
// index.js
export * from './packages/sigpro/sigpro.js';
export { default as sigproRouter } from './packages/sigpro/plugin.js';
export * from './sigpro.js';

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@@ -1,23 +1,49 @@
{
"name": "sigpro",
"version": "1.0.14",
"version": "1.1.22",
"type": "module",
"license": "MIT",
"main": "./dist/sigpro.esm.min.js",
"module": "./dist/sigpro.esm.min.js",
"unpkg": "./dist/sigpro.min.js",
"jsdelivr": "./dist/sigpro.min.js",
"types": "./sigpro.d.ts",
"exports": {
".": {
"import": "./dist/sigpro.esm.min.js",
"script": "./dist/sigpro.js",
"types": "./sigpro.d.ts"
},
"./vite": "./vite/index.js",
"./vite/*": "./vite/*.js"
},
"files": [
"index.js",
"dist",
"sigpro",
"vite",
"README.md",
"LICENSE"
],
"homepage": "https://natxocc.github.io/sigpro/",
"repository": {
"type": "git",
"url": "git+https://github.com/natxocc/sigpro.git"
"url": "https://github.com/natxocc/sigpro.git"
},
"bugs": {
"url": "https://github.com/natxocc/sigpro/issues"
},
"scripts": {
"docs:dev": "vitepress dev packages/docs",
"docs:build": "vitepress build packages/docs",
"docs:preview": "vitepress preview packages/docs"
},
"devDependencies": {
"vitepress": "^1.6.4"
"clean": "rm -rf dist",
"prebuild": "npm run clean",
"build:iife": "bun build ./index.js --bundle --outfile=./dist/sigpro.js --format=iife --global-name=SigPro",
"build:docs": "bun build ./index.js --bundle --outfile=./docs/sigpro.js --format=iife --global-name=SigPro",
"build:iife:min": "bun build ./index.js --bundle --outfile=./dist/sigpro.min.js --format=iife --global-name=SigPro --minify",
"build:esm": "bun build ./index.js --bundle --outfile=./dist/sigpro.esm.js --format=esm",
"build:esm:min": "bun build ./index.js --bundle --outfile=./dist/sigpro.esm.min.js --format=esm --minify",
"build": "bun run build:iife && bun run build:iife:min && bun run build:esm && bun run build:esm:min && bun run build:docs",
"docs": "bun x serve docs",
"prepublishOnly": "npm run build"
},
"keywords": [
"signals",

View File

@@ -1,275 +0,0 @@
import {
useMediaQuery
} from "./chunk-RLEUDPPB.js";
import {
computed,
ref,
shallowRef,
watch
} from "./chunk-3S55Y3P7.js";
// node_modules/vitepress/dist/client/theme-default/index.js
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/fonts.css";
// node_modules/vitepress/dist/client/theme-default/without-fonts.js
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/vars.css";
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/base.css";
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/icons.css";
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/utils.css";
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/components/custom-block.css";
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/components/vp-code.css";
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/components/vp-code-group.css";
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/components/vp-doc.css";
import "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/styles/components/vp-sponsor.css";
import VPBadge from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPBadge.vue";
import Layout from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/Layout.vue";
import { default as default2 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPBadge.vue";
import { default as default3 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPButton.vue";
import { default as default4 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPDocAsideSponsors.vue";
import { default as default5 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPFeatures.vue";
import { default as default6 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPHomeContent.vue";
import { default as default7 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPHomeFeatures.vue";
import { default as default8 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPHomeHero.vue";
import { default as default9 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPHomeSponsors.vue";
import { default as default10 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPImage.vue";
import { default as default11 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPLink.vue";
import { default as default12 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPNavBarSearch.vue";
import { default as default13 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPSocialLink.vue";
import { default as default14 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPSocialLinks.vue";
import { default as default15 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPSponsors.vue";
import { default as default16 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPTeamMembers.vue";
import { default as default17 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPTeamPage.vue";
import { default as default18 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPTeamPageSection.vue";
import { default as default19 } from "/config/workspace/sigpro/node_modules/vitepress/dist/client/theme-default/components/VPTeamPageTitle.vue";
// node_modules/vitepress/dist/client/theme-default/composables/local-nav.js
import { onContentUpdated } from "vitepress";
// node_modules/vitepress/dist/client/theme-default/composables/outline.js
import { getScrollOffset } from "vitepress";
// node_modules/vitepress/dist/client/theme-default/support/utils.js
import { withBase } from "vitepress";
// node_modules/vitepress/dist/client/theme-default/composables/data.js
import { useData as useData$ } from "vitepress";
var useData = useData$;
// node_modules/vitepress/dist/client/theme-default/support/utils.js
function ensureStartingSlash(path) {
return path.startsWith("/") ? path : `/${path}`;
}
// node_modules/vitepress/dist/client/theme-default/support/sidebar.js
function getSidebar(_sidebar, path) {
if (Array.isArray(_sidebar))
return addBase(_sidebar);
if (_sidebar == null)
return [];
path = ensureStartingSlash(path);
const dir = Object.keys(_sidebar).sort((a, b) => {
return b.split("/").length - a.split("/").length;
}).find((dir2) => {
return path.startsWith(ensureStartingSlash(dir2));
});
const sidebar = dir ? _sidebar[dir] : [];
return Array.isArray(sidebar) ? addBase(sidebar) : addBase(sidebar.items, sidebar.base);
}
function getSidebarGroups(sidebar) {
const groups = [];
let lastGroupIndex = 0;
for (const index in sidebar) {
const item = sidebar[index];
if (item.items) {
lastGroupIndex = groups.push(item);
continue;
}
if (!groups[lastGroupIndex]) {
groups.push({ items: [] });
}
groups[lastGroupIndex].items.push(item);
}
return groups;
}
function addBase(items, _base) {
return [...items].map((_item) => {
const item = { ..._item };
const base = item.base || _base;
if (base && item.link)
item.link = base + item.link;
if (item.items)
item.items = addBase(item.items, base);
return item;
});
}
// node_modules/vitepress/dist/client/theme-default/composables/sidebar.js
function useSidebar() {
const { frontmatter, page, theme: theme2 } = useData();
const is960 = useMediaQuery("(min-width: 960px)");
const isOpen = ref(false);
const _sidebar = computed(() => {
const sidebarConfig = theme2.value.sidebar;
const relativePath = page.value.relativePath;
return sidebarConfig ? getSidebar(sidebarConfig, relativePath) : [];
});
const sidebar = ref(_sidebar.value);
watch(_sidebar, (next, prev) => {
if (JSON.stringify(next) !== JSON.stringify(prev))
sidebar.value = _sidebar.value;
});
const hasSidebar = computed(() => {
return frontmatter.value.sidebar !== false && sidebar.value.length > 0 && frontmatter.value.layout !== "home";
});
const leftAside = computed(() => {
if (hasAside)
return frontmatter.value.aside == null ? theme2.value.aside === "left" : frontmatter.value.aside === "left";
return false;
});
const hasAside = computed(() => {
if (frontmatter.value.layout === "home")
return false;
if (frontmatter.value.aside != null)
return !!frontmatter.value.aside;
return theme2.value.aside !== false;
});
const isSidebarEnabled = computed(() => hasSidebar.value && is960.value);
const sidebarGroups = computed(() => {
return hasSidebar.value ? getSidebarGroups(sidebar.value) : [];
});
function open() {
isOpen.value = true;
}
function close() {
isOpen.value = false;
}
function toggle() {
isOpen.value ? close() : open();
}
return {
isOpen,
sidebar,
sidebarGroups,
hasSidebar,
hasAside,
leftAside,
isSidebarEnabled,
open,
close,
toggle
};
}
// node_modules/vitepress/dist/client/theme-default/composables/outline.js
var ignoreRE = /\b(?:VPBadge|header-anchor|footnote-ref|ignore-header)\b/;
var resolvedHeaders = [];
function getHeaders(range) {
const headers = [
...document.querySelectorAll(".VPDoc :where(h1,h2,h3,h4,h5,h6)")
].filter((el) => el.id && el.hasChildNodes()).map((el) => {
const level = Number(el.tagName[1]);
return {
element: el,
title: serializeHeader(el),
link: "#" + el.id,
level
};
});
return resolveHeaders(headers, range);
}
function serializeHeader(h) {
let ret = "";
for (const node of h.childNodes) {
if (node.nodeType === 1) {
if (ignoreRE.test(node.className))
continue;
ret += node.textContent;
} else if (node.nodeType === 3) {
ret += node.textContent;
}
}
return ret.trim();
}
function resolveHeaders(headers, range) {
if (range === false) {
return [];
}
const levelsRange = (typeof range === "object" && !Array.isArray(range) ? range.level : range) || 2;
const [high, low] = typeof levelsRange === "number" ? [levelsRange, levelsRange] : levelsRange === "deep" ? [2, 6] : levelsRange;
return buildTree(headers, high, low);
}
function buildTree(data, min, max) {
resolvedHeaders.length = 0;
const result = [];
const stack = [];
data.forEach((item) => {
const node = { ...item, children: [] };
let parent = stack[stack.length - 1];
while (parent && parent.level >= node.level) {
stack.pop();
parent = stack[stack.length - 1];
}
if (node.element.classList.contains("ignore-header") || parent && "shouldIgnore" in parent) {
stack.push({ level: node.level, shouldIgnore: true });
return;
}
if (node.level > max || node.level < min)
return;
resolvedHeaders.push({ element: node.element, link: node.link });
if (parent)
parent.children.push(node);
else
result.push(node);
stack.push(node);
});
return result;
}
// node_modules/vitepress/dist/client/theme-default/composables/local-nav.js
function useLocalNav() {
const { theme: theme2, frontmatter } = useData();
const headers = shallowRef([]);
const hasLocalNav = computed(() => {
return headers.value.length > 0;
});
onContentUpdated(() => {
headers.value = getHeaders(frontmatter.value.outline ?? theme2.value.outline);
});
return {
headers,
hasLocalNav
};
}
// node_modules/vitepress/dist/client/theme-default/without-fonts.js
var theme = {
Layout,
enhanceApp: ({ app }) => {
app.component("Badge", VPBadge);
}
};
var without_fonts_default = theme;
export {
default2 as VPBadge,
default3 as VPButton,
default4 as VPDocAsideSponsors,
default5 as VPFeatures,
default6 as VPHomeContent,
default7 as VPHomeFeatures,
default8 as VPHomeHero,
default9 as VPHomeSponsors,
default10 as VPImage,
default11 as VPLink,
default12 as VPNavBarSearch,
default13 as VPSocialLink,
default14 as VPSocialLinks,
default15 as VPSponsors,
default16 as VPTeamMembers,
default17 as VPTeamPage,
default18 as VPTeamPageSection,
default19 as VPTeamPageTitle,
without_fonts_default as default,
useLocalNav,
useSidebar
};
//# sourceMappingURL=@theme_index.js.map

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@@ -1,40 +0,0 @@
{
"hash": "33e82b21",
"configHash": "c6db372a",
"lockfileHash": "e3b0c442",
"browserHash": "66861689",
"optimized": {
"vue": {
"src": "../../../../../node_modules/vue/dist/vue.runtime.esm-bundler.js",
"file": "vue.js",
"fileHash": "415ad31e",
"needsInterop": false
},
"vitepress > @vue/devtools-api": {
"src": "../../../../../node_modules/@vue/devtools-api/dist/index.js",
"file": "vitepress___@vue_devtools-api.js",
"fileHash": "82c7da90",
"needsInterop": false
},
"vitepress > @vueuse/core": {
"src": "../../../../../node_modules/@vueuse/core/index.mjs",
"file": "vitepress___@vueuse_core.js",
"fileHash": "bf2a3493",
"needsInterop": false
},
"@theme/index": {
"src": "../../../../../node_modules/vitepress/dist/client/theme-default/index.js",
"file": "@theme_index.js",
"fileHash": "0d87b191",
"needsInterop": false
}
},
"chunks": {
"chunk-RLEUDPPB": {
"file": "chunk-RLEUDPPB.js"
},
"chunk-3S55Y3P7": {
"file": "chunk-3S55Y3P7.js"
}
}
}

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@@ -1,3 +0,0 @@
{
"type": "module"
}

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@@ -1,583 +0,0 @@
import {
DefaultMagicKeysAliasMap,
StorageSerializers,
TransitionPresets,
assert,
breakpointsAntDesign,
breakpointsBootstrapV5,
breakpointsElement,
breakpointsMasterCss,
breakpointsPrimeFlex,
breakpointsQuasar,
breakpointsSematic,
breakpointsTailwind,
breakpointsVuetify,
breakpointsVuetifyV2,
breakpointsVuetifyV3,
bypassFilter,
camelize,
clamp,
cloneFnJSON,
computedAsync,
computedEager,
computedInject,
computedWithControl,
containsProp,
controlledRef,
createEventHook,
createFetch,
createFilterWrapper,
createGlobalState,
createInjectionState,
createRef,
createReusableTemplate,
createSharedComposable,
createSingletonPromise,
createTemplatePromise,
createUnrefFn,
customStorageEventName,
debounceFilter,
defaultDocument,
defaultLocation,
defaultNavigator,
defaultWindow,
executeTransition,
extendRef,
formatDate,
formatTimeAgo,
get,
getLifeCycleTarget,
getSSRHandler,
hasOwn,
hyphenate,
identity,
increaseWithUnit,
injectLocal,
invoke,
isClient,
isDef,
isDefined,
isIOS,
isObject,
isWorker,
makeDestructurable,
mapGamepadToXbox360Controller,
noop,
normalizeDate,
notNullish,
now,
objectEntries,
objectOmit,
objectPick,
onClickOutside,
onElementRemoval,
onKeyDown,
onKeyPressed,
onKeyStroke,
onKeyUp,
onLongPress,
onStartTyping,
pausableFilter,
promiseTimeout,
provideLocal,
provideSSRWidth,
pxValue,
rand,
reactify,
reactifyObject,
reactiveComputed,
reactiveOmit,
reactivePick,
refAutoReset,
refDebounced,
refDefault,
refThrottled,
refWithControl,
resolveRef,
resolveUnref,
set,
setSSRHandler,
syncRef,
syncRefs,
templateRef,
throttleFilter,
timestamp,
toArray,
toReactive,
toRef,
toRefs,
toValue,
tryOnBeforeMount,
tryOnBeforeUnmount,
tryOnMounted,
tryOnScopeDispose,
tryOnUnmounted,
unrefElement,
until,
useActiveElement,
useAnimate,
useArrayDifference,
useArrayEvery,
useArrayFilter,
useArrayFind,
useArrayFindIndex,
useArrayFindLast,
useArrayIncludes,
useArrayJoin,
useArrayMap,
useArrayReduce,
useArraySome,
useArrayUnique,
useAsyncQueue,
useAsyncState,
useBase64,
useBattery,
useBluetooth,
useBreakpoints,
useBroadcastChannel,
useBrowserLocation,
useCached,
useClipboard,
useClipboardItems,
useCloned,
useColorMode,
useConfirmDialog,
useCountdown,
useCounter,
useCssVar,
useCurrentElement,
useCycleList,
useDark,
useDateFormat,
useDebounceFn,
useDebouncedRefHistory,
useDeviceMotion,
useDeviceOrientation,
useDevicePixelRatio,
useDevicesList,
useDisplayMedia,
useDocumentVisibility,
useDraggable,
useDropZone,
useElementBounding,
useElementByPoint,
useElementHover,
useElementSize,
useElementVisibility,
useEventBus,
useEventListener,
useEventSource,
useEyeDropper,
useFavicon,
useFetch,
useFileDialog,
useFileSystemAccess,
useFocus,
useFocusWithin,
useFps,
useFullscreen,
useGamepad,
useGeolocation,
useIdle,
useImage,
useInfiniteScroll,
useIntersectionObserver,
useInterval,
useIntervalFn,
useKeyModifier,
useLastChanged,
useLocalStorage,
useMagicKeys,
useManualRefHistory,
useMediaControls,
useMediaQuery,
useMemoize,
useMemory,
useMounted,
useMouse,
useMouseInElement,
useMousePressed,
useMutationObserver,
useNavigatorLanguage,
useNetwork,
useNow,
useObjectUrl,
useOffsetPagination,
useOnline,
usePageLeave,
useParallax,
useParentElement,
usePerformanceObserver,
usePermission,
usePointer,
usePointerLock,
usePointerSwipe,
usePreferredColorScheme,
usePreferredContrast,
usePreferredDark,
usePreferredLanguages,
usePreferredReducedMotion,
usePreferredReducedTransparency,
usePrevious,
useRafFn,
useRefHistory,
useResizeObserver,
useSSRWidth,
useScreenOrientation,
useScreenSafeArea,
useScriptTag,
useScroll,
useScrollLock,
useSessionStorage,
useShare,
useSorted,
useSpeechRecognition,
useSpeechSynthesis,
useStepper,
useStorage,
useStorageAsync,
useStyleTag,
useSupported,
useSwipe,
useTemplateRefsList,
useTextDirection,
useTextSelection,
useTextareaAutosize,
useThrottleFn,
useThrottledRefHistory,
useTimeAgo,
useTimeout,
useTimeoutFn,
useTimeoutPoll,
useTimestamp,
useTitle,
useToNumber,
useToString,
useToggle,
useTransition,
useUrlSearchParams,
useUserMedia,
useVModel,
useVModels,
useVibrate,
useVirtualList,
useWakeLock,
useWebNotification,
useWebSocket,
useWebWorker,
useWebWorkerFn,
useWindowFocus,
useWindowScroll,
useWindowSize,
watchArray,
watchAtMost,
watchDebounced,
watchDeep,
watchIgnorable,
watchImmediate,
watchOnce,
watchPausable,
watchThrottled,
watchTriggerable,
watchWithFilter,
whenever
} from "./chunk-RLEUDPPB.js";
import "./chunk-3S55Y3P7.js";
export {
DefaultMagicKeysAliasMap,
StorageSerializers,
TransitionPresets,
assert,
computedAsync as asyncComputed,
refAutoReset as autoResetRef,
breakpointsAntDesign,
breakpointsBootstrapV5,
breakpointsElement,
breakpointsMasterCss,
breakpointsPrimeFlex,
breakpointsQuasar,
breakpointsSematic,
breakpointsTailwind,
breakpointsVuetify,
breakpointsVuetifyV2,
breakpointsVuetifyV3,
bypassFilter,
camelize,
clamp,
cloneFnJSON,
computedAsync,
computedEager,
computedInject,
computedWithControl,
containsProp,
computedWithControl as controlledComputed,
controlledRef,
createEventHook,
createFetch,
createFilterWrapper,
createGlobalState,
createInjectionState,
reactify as createReactiveFn,
createRef,
createReusableTemplate,
createSharedComposable,
createSingletonPromise,
createTemplatePromise,
createUnrefFn,
customStorageEventName,
debounceFilter,
refDebounced as debouncedRef,
watchDebounced as debouncedWatch,
defaultDocument,
defaultLocation,
defaultNavigator,
defaultWindow,
computedEager as eagerComputed,
executeTransition,
extendRef,
formatDate,
formatTimeAgo,
get,
getLifeCycleTarget,
getSSRHandler,
hasOwn,
hyphenate,
identity,
watchIgnorable as ignorableWatch,
increaseWithUnit,
injectLocal,
invoke,
isClient,
isDef,
isDefined,
isIOS,
isObject,
isWorker,
makeDestructurable,
mapGamepadToXbox360Controller,
noop,
normalizeDate,
notNullish,
now,
objectEntries,
objectOmit,
objectPick,
onClickOutside,
onElementRemoval,
onKeyDown,
onKeyPressed,
onKeyStroke,
onKeyUp,
onLongPress,
onStartTyping,
pausableFilter,
watchPausable as pausableWatch,
promiseTimeout,
provideLocal,
provideSSRWidth,
pxValue,
rand,
reactify,
reactifyObject,
reactiveComputed,
reactiveOmit,
reactivePick,
refAutoReset,
refDebounced,
refDefault,
refThrottled,
refWithControl,
resolveRef,
resolveUnref,
set,
setSSRHandler,
syncRef,
syncRefs,
templateRef,
throttleFilter,
refThrottled as throttledRef,
watchThrottled as throttledWatch,
timestamp,
toArray,
toReactive,
toRef,
toRefs,
toValue,
tryOnBeforeMount,
tryOnBeforeUnmount,
tryOnMounted,
tryOnScopeDispose,
tryOnUnmounted,
unrefElement,
until,
useActiveElement,
useAnimate,
useArrayDifference,
useArrayEvery,
useArrayFilter,
useArrayFind,
useArrayFindIndex,
useArrayFindLast,
useArrayIncludes,
useArrayJoin,
useArrayMap,
useArrayReduce,
useArraySome,
useArrayUnique,
useAsyncQueue,
useAsyncState,
useBase64,
useBattery,
useBluetooth,
useBreakpoints,
useBroadcastChannel,
useBrowserLocation,
useCached,
useClipboard,
useClipboardItems,
useCloned,
useColorMode,
useConfirmDialog,
useCountdown,
useCounter,
useCssVar,
useCurrentElement,
useCycleList,
useDark,
useDateFormat,
refDebounced as useDebounce,
useDebounceFn,
useDebouncedRefHistory,
useDeviceMotion,
useDeviceOrientation,
useDevicePixelRatio,
useDevicesList,
useDisplayMedia,
useDocumentVisibility,
useDraggable,
useDropZone,
useElementBounding,
useElementByPoint,
useElementHover,
useElementSize,
useElementVisibility,
useEventBus,
useEventListener,
useEventSource,
useEyeDropper,
useFavicon,
useFetch,
useFileDialog,
useFileSystemAccess,
useFocus,
useFocusWithin,
useFps,
useFullscreen,
useGamepad,
useGeolocation,
useIdle,
useImage,
useInfiniteScroll,
useIntersectionObserver,
useInterval,
useIntervalFn,
useKeyModifier,
useLastChanged,
useLocalStorage,
useMagicKeys,
useManualRefHistory,
useMediaControls,
useMediaQuery,
useMemoize,
useMemory,
useMounted,
useMouse,
useMouseInElement,
useMousePressed,
useMutationObserver,
useNavigatorLanguage,
useNetwork,
useNow,
useObjectUrl,
useOffsetPagination,
useOnline,
usePageLeave,
useParallax,
useParentElement,
usePerformanceObserver,
usePermission,
usePointer,
usePointerLock,
usePointerSwipe,
usePreferredColorScheme,
usePreferredContrast,
usePreferredDark,
usePreferredLanguages,
usePreferredReducedMotion,
usePreferredReducedTransparency,
usePrevious,
useRafFn,
useRefHistory,
useResizeObserver,
useSSRWidth,
useScreenOrientation,
useScreenSafeArea,
useScriptTag,
useScroll,
useScrollLock,
useSessionStorage,
useShare,
useSorted,
useSpeechRecognition,
useSpeechSynthesis,
useStepper,
useStorage,
useStorageAsync,
useStyleTag,
useSupported,
useSwipe,
useTemplateRefsList,
useTextDirection,
useTextSelection,
useTextareaAutosize,
refThrottled as useThrottle,
useThrottleFn,
useThrottledRefHistory,
useTimeAgo,
useTimeout,
useTimeoutFn,
useTimeoutPoll,
useTimestamp,
useTitle,
useToNumber,
useToString,
useToggle,
useTransition,
useUrlSearchParams,
useUserMedia,
useVModel,
useVModels,
useVibrate,
useVirtualList,
useWakeLock,
useWebNotification,
useWebSocket,
useWebWorker,
useWebWorkerFn,
useWindowFocus,
useWindowScroll,
useWindowSize,
watchArray,
watchAtMost,
watchDebounced,
watchDeep,
watchIgnorable,
watchImmediate,
watchOnce,
watchPausable,
watchThrottled,
watchTriggerable,
watchWithFilter,
whenever
};
//# sourceMappingURL=vitepress___@vueuse_core.js.map

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@@ -1,7 +0,0 @@
{
"version": 3,
"sources": [],
"sourcesContent": [],
"mappings": "",
"names": []
}

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@@ -1,347 +0,0 @@
import {
BaseTransition,
BaseTransitionPropsValidators,
Comment,
DeprecationTypes,
EffectScope,
ErrorCodes,
ErrorTypeStrings,
Fragment,
KeepAlive,
ReactiveEffect,
Static,
Suspense,
Teleport,
Text,
TrackOpTypes,
Transition,
TransitionGroup,
TriggerOpTypes,
VueElement,
assertNumber,
callWithAsyncErrorHandling,
callWithErrorHandling,
camelize,
capitalize,
cloneVNode,
compatUtils,
compile,
computed,
createApp,
createBaseVNode,
createBlock,
createCommentVNode,
createElementBlock,
createHydrationRenderer,
createPropsRestProxy,
createRenderer,
createSSRApp,
createSlots,
createStaticVNode,
createTextVNode,
createVNode,
customRef,
defineAsyncComponent,
defineComponent,
defineCustomElement,
defineEmits,
defineExpose,
defineModel,
defineOptions,
defineProps,
defineSSRCustomElement,
defineSlots,
devtools,
effect,
effectScope,
getCurrentInstance,
getCurrentScope,
getCurrentWatcher,
getTransitionRawChildren,
guardReactiveProps,
h,
handleError,
hasInjectionContext,
hydrate,
hydrateOnIdle,
hydrateOnInteraction,
hydrateOnMediaQuery,
hydrateOnVisible,
initCustomFormatter,
initDirectivesForSSR,
inject,
isMemoSame,
isProxy,
isReactive,
isReadonly,
isRef,
isRuntimeOnly,
isShallow,
isVNode,
markRaw,
mergeDefaults,
mergeModels,
mergeProps,
nextTick,
nodeOps,
normalizeClass,
normalizeProps,
normalizeStyle,
onActivated,
onBeforeMount,
onBeforeUnmount,
onBeforeUpdate,
onDeactivated,
onErrorCaptured,
onMounted,
onRenderTracked,
onRenderTriggered,
onScopeDispose,
onServerPrefetch,
onUnmounted,
onUpdated,
onWatcherCleanup,
openBlock,
patchProp,
popScopeId,
provide,
proxyRefs,
pushScopeId,
queuePostFlushCb,
reactive,
readonly,
ref,
registerRuntimeCompiler,
render,
renderList,
renderSlot,
resolveComponent,
resolveDirective,
resolveDynamicComponent,
resolveFilter,
resolveTransitionHooks,
setBlockTracking,
setDevtoolsHook,
setTransitionHooks,
shallowReactive,
shallowReadonly,
shallowRef,
ssrContextKey,
ssrUtils,
stop,
toDisplayString,
toHandlerKey,
toHandlers,
toRaw,
toRef,
toRefs,
toValue,
transformVNodeArgs,
triggerRef,
unref,
useAttrs,
useCssModule,
useCssVars,
useHost,
useId,
useModel,
useSSRContext,
useShadowRoot,
useSlots,
useTemplateRef,
useTransitionState,
vModelCheckbox,
vModelDynamic,
vModelRadio,
vModelSelect,
vModelText,
vShow,
version,
warn,
watch,
watchEffect,
watchPostEffect,
watchSyncEffect,
withAsyncContext,
withCtx,
withDefaults,
withDirectives,
withKeys,
withMemo,
withModifiers,
withScopeId
} from "./chunk-3S55Y3P7.js";
export {
BaseTransition,
BaseTransitionPropsValidators,
Comment,
DeprecationTypes,
EffectScope,
ErrorCodes,
ErrorTypeStrings,
Fragment,
KeepAlive,
ReactiveEffect,
Static,
Suspense,
Teleport,
Text,
TrackOpTypes,
Transition,
TransitionGroup,
TriggerOpTypes,
VueElement,
assertNumber,
callWithAsyncErrorHandling,
callWithErrorHandling,
camelize,
capitalize,
cloneVNode,
compatUtils,
compile,
computed,
createApp,
createBlock,
createCommentVNode,
createElementBlock,
createBaseVNode as createElementVNode,
createHydrationRenderer,
createPropsRestProxy,
createRenderer,
createSSRApp,
createSlots,
createStaticVNode,
createTextVNode,
createVNode,
customRef,
defineAsyncComponent,
defineComponent,
defineCustomElement,
defineEmits,
defineExpose,
defineModel,
defineOptions,
defineProps,
defineSSRCustomElement,
defineSlots,
devtools,
effect,
effectScope,
getCurrentInstance,
getCurrentScope,
getCurrentWatcher,
getTransitionRawChildren,
guardReactiveProps,
h,
handleError,
hasInjectionContext,
hydrate,
hydrateOnIdle,
hydrateOnInteraction,
hydrateOnMediaQuery,
hydrateOnVisible,
initCustomFormatter,
initDirectivesForSSR,
inject,
isMemoSame,
isProxy,
isReactive,
isReadonly,
isRef,
isRuntimeOnly,
isShallow,
isVNode,
markRaw,
mergeDefaults,
mergeModels,
mergeProps,
nextTick,
nodeOps,
normalizeClass,
normalizeProps,
normalizeStyle,
onActivated,
onBeforeMount,
onBeforeUnmount,
onBeforeUpdate,
onDeactivated,
onErrorCaptured,
onMounted,
onRenderTracked,
onRenderTriggered,
onScopeDispose,
onServerPrefetch,
onUnmounted,
onUpdated,
onWatcherCleanup,
openBlock,
patchProp,
popScopeId,
provide,
proxyRefs,
pushScopeId,
queuePostFlushCb,
reactive,
readonly,
ref,
registerRuntimeCompiler,
render,
renderList,
renderSlot,
resolveComponent,
resolveDirective,
resolveDynamicComponent,
resolveFilter,
resolveTransitionHooks,
setBlockTracking,
setDevtoolsHook,
setTransitionHooks,
shallowReactive,
shallowReadonly,
shallowRef,
ssrContextKey,
ssrUtils,
stop,
toDisplayString,
toHandlerKey,
toHandlers,
toRaw,
toRef,
toRefs,
toValue,
transformVNodeArgs,
triggerRef,
unref,
useAttrs,
useCssModule,
useCssVars,
useHost,
useId,
useModel,
useSSRContext,
useShadowRoot,
useSlots,
useTemplateRef,
useTransitionState,
vModelCheckbox,
vModelDynamic,
vModelRadio,
vModelSelect,
vModelText,
vShow,
version,
warn,
watch,
watchEffect,
watchPostEffect,
watchSyncEffect,
withAsyncContext,
withCtx,
withDefaults,
withDirectives,
withKeys,
withMemo,
withModifiers,
withScopeId
};
//# sourceMappingURL=vue.js.map

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@@ -1,7 +0,0 @@
{
"version": 3,
"sources": [],
"sourcesContent": [],
"mappings": "",
"names": []
}

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