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528 lines
15 KiB
JavaScript
528 lines
15 KiB
JavaScript
// sigpro 1.2.14
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const isFunc = f => typeof f === "function"
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const isObj = o => o && typeof o === "object"
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const isArr = Array.isArray
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const doc = typeof document !== "undefined" ? document : null
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const ensureNode = n => n?._isRuntime ? n.container : (n instanceof Node ? n : doc.createTextNode(n == null ? "" : String(n)))
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let activeEffect = null
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let activeOwner = null
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let isFlushing = false
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let batchDepth = 0
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const effectQueue = new Set()
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const proxyCache = new WeakMap()
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const ITER = Symbol('iter')
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const MOUNTED_NODES = new WeakMap()
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const dispose = eff => {
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if (!eff || eff._disposed) return
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eff._disposed = true
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const stack = [eff]
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while (stack.length) {
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const e = stack.pop()
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if (e._cleanups) {
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e._cleanups.forEach(fn => fn())
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e._cleanups.clear()
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}
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if (e._children) {
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e._children.forEach(child => stack.push(child))
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e._children.clear()
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}
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if (e._deps) {
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e._deps.forEach(depSet => depSet.delete(e))
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e._deps.clear()
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}
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}
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}
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const _onUnmount = fn => {
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if (activeOwner) (activeOwner._cleanups ||= new Set()).add(fn)
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}
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const untrack = fn => {
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const p = activeEffect
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activeEffect = null
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try { return fn() } finally { activeEffect = p }
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}
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const createEffect = (fn, isComputed = false) => {
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const effect = () => {
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if (effect._disposed) return
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if (effect._deps) effect._deps.forEach(s => s.delete(effect))
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if (effect._cleanups) {
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effect._cleanups.forEach(c => c())
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effect._cleanups.clear()
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}
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const prevEffect = activeEffect
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const prevOwner = activeOwner
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activeEffect = activeOwner = effect
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try {
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return effect._result = fn()
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} catch (e) {
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console.error("[SigPro]", e)
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} finally {
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activeEffect = prevEffect
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activeOwner = prevOwner
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}
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}
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effect._deps = effect._cleanups = effect._children = null
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effect._disposed = false
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effect._isComputed = isComputed
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effect._depth = activeEffect ? activeEffect._depth + 1 : 0
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effect._mounts = []
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effect._parent = activeOwner
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if (activeOwner) (activeOwner._children ||= new Set()).add(effect)
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return effect
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}
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const flush = () => {
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if (isFlushing) return
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isFlushing = true
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const sorted = Array.from(effectQueue).sort((a, b) => a._depth - b._depth)
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effectQueue.clear()
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for (const e of sorted) if (!e._disposed) e()
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isFlushing = false
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}
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const batch = fn => {
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batchDepth++
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try {
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return fn()
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} finally {
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batchDepth--
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if (batchDepth === 0 && effectQueue.size > 0 && !isFlushing) {
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flush()
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}
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}
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}
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const trackUpdate = (subs, trigger = false) => {
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if (!trigger && activeEffect && !activeEffect._disposed) {
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subs.add(activeEffect)
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; (activeEffect._deps ||= new Set()).add(subs)
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} else if (trigger && subs.size > 0) {
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let hasQueue = false
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for (const e of subs) {
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if (e === activeEffect || e._disposed) continue
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if (e._isComputed) {
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e._dirty = true
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if (e._subs) trackUpdate(e._subs, true)
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} else {
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effectQueue.add(e)
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hasQueue = true
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}
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}
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if (hasQueue && !isFlushing && batchDepth === 0) queueMicrotask(flush)
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}
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}
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const $ = (val, key = null) => {
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const subs = new Set()
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if (isFunc(val)) {
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let cache
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const computed = () => {
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if (computed._dirty) {
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const prev = activeEffect
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activeEffect = computed
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try {
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const next = val()
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if (!Object.is(cache, next)) {
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cache = next
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trackUpdate(subs, true)
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}
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} finally {
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activeEffect = prev
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}
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computed._dirty = false
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}
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trackUpdate(subs)
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return cache
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}
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computed._isComputed = true
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computed._subs = subs
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computed._dirty = true
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computed._deps = null
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computed._disposed = false
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computed.stop = () => { }
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if (activeOwner) _onUnmount(computed.stop)
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return computed
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}
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if (key) try { val = JSON.parse(localStorage.getItem(key)) ?? val } catch (e) { }
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return (...args) => {
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if (args.length) {
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const next = isFunc(args[0]) ? args[0](val) : args[0]
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if (!Object.is(val, next)) {
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val = next
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if (key) localStorage.setItem(key, JSON.stringify(val))
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trackUpdate(subs, true)
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}
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}
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trackUpdate(subs)
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return val
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}
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}
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const $$ = (target) => {
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if (!isObj(target)) return target
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let proxy = proxyCache.get(target)
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if (proxy) return proxy
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const subsMap = new Map()
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const getSubs = (k) => {
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let s = subsMap.get(k)
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if (!s) subsMap.set(k, (s = new Set()))
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return s
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}
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proxy = new Proxy(target, {
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get(t, k, receiver) {
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if (typeof k !== 'symbol') trackUpdate(getSubs(k))
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return $$(Reflect.get(t, k, receiver))
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},
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set(t, k, v, receiver) {
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const isNew = !Reflect.has(t, k)
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const oldV = Reflect.get(t, k, receiver)
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const result = Reflect.set(t, k, v, receiver)
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if (result && !Object.is(oldV, v)) {
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trackUpdate(getSubs(k), true)
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if (isNew) trackUpdate(getSubs(ITER), true)
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}
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return result
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},
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deleteProperty(t, k) {
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const result = Reflect.deleteProperty(t, k)
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if (result) {
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trackUpdate(getSubs(k), true)
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trackUpdate(getSubs(ITER), true)
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}
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return result
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},
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ownKeys(t) {
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trackUpdate(getSubs(ITER))
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return Reflect.ownKeys(t)
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}
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})
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proxyCache.set(target, proxy)
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return proxy
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}
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const watch = (sources, cb) => {
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if (cb === undefined) {
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const effect = createEffect(sources)
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effect()
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return () => dispose(effect)
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}
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const effect = createEffect(() => {
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const vals = Array.isArray(sources) ? sources.map(s => s()) : sources()
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untrack(() => cb(vals))
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})
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effect()
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return () => dispose(effect)
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}
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const cleanupNode = node => {
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if (node._cleanups) {
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node._cleanups.forEach(fn => fn())
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node._cleanups.clear()
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}
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if (node._ownerEffect) dispose(node._ownerEffect)
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if (node.childNodes) node.childNodes.forEach(cleanupNode)
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}
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const DANGEROUS_PROTOCOL = /^\s*(javascript|data|vbscript):/i
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const isDangerousAttr = key => key === 'src' || key === 'href' || key.startsWith('on')
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const validateAttr = (key, val) => {
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if (val == null || val === false) return null
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if (isDangerousAttr(key)) {
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const sVal = String(val)
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if (DANGEROUS_PROTOCOL.test(sVal)) {
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console.warn(`[SigPro] Bloqueado protocolo peligroso en ${key}`)
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return '#'
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}
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}
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return val
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}
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const h = (tag, props = {}, children = []) => {
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if (props instanceof Node || isArr(props) || !isObj(props)) {
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children = props
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props = {}
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}
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if (isFunc(tag)) {
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const effect = createEffect(() => {
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const result = tag(props, {
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children,
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emit: (ev, ...args) => props[`on${ev[0].toUpperCase()}${ev.slice(1)}`]?.(...args)
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})
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effect._result = result
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return result
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})
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effect()
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const result = effect._result
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if (result == null) return null
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const node = (result instanceof Node || (isArr(result) && result.every(n => n instanceof Node)))
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? result
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: doc.createTextNode(String(result))
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const attach = n => {
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if (isObj(n) && !n._isRuntime) {
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n._mounts = effect._mounts || []
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n._cleanups = effect._cleanups || new Set()
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n._ownerEffect = effect
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}
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}
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isArr(node) ? node.forEach(attach) : attach(node)
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return node
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}
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const isSVG = /^(svg|path|circle|rect|line|poly(line|gon)|g|defs|text(path)?|tspan|use|symbol|image|marker|ellipse)$/i.test(tag);
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const el = isSVG ? doc.createElementNS("http://www.w3.org/2000/svg", tag) : doc.createElement(tag)
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el._cleanups = new Set()
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for (let k in props) {
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if (!props.hasOwnProperty(k)) continue
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let v = props[k]
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if (k === "ref") {
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isFunc(v) ? v(el) : (v.current = el)
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continue
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}
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if (isSVG && k.startsWith("xlink:")) {
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const ns = "http://www.w3.org/1999/xlink"
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v == null ? el.removeAttributeNS(ns, k.slice(6)) : el.setAttributeNS(ns, k.slice(6), v)
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continue
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}
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if (k.startsWith("on")) {
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const ev = k.slice(2).toLowerCase()
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el.addEventListener(ev, v)
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const off = () => el.removeEventListener(ev, v)
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el._cleanups.add(off)
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_onUnmount(off)
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} else if (isFunc(v)) {
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const effect = createEffect(() => {
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const val = validateAttr(k, v())
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if (k === "class") el.className = val || ""
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else if (val == null) el.removeAttribute(k)
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else if (k in el && !isSVG) el[k] = val
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else el.setAttribute(k, val === true ? "" : val)
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})
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effect()
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el._cleanups.add(() => dispose(effect))
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_onUnmount(() => dispose(effect))
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if (/^(INPUT|TEXTAREA|SELECT)$/.test(el.tagName) && (k === "value" || k === "checked")) {
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const evType = k === "checked" ? "change" : "input"
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el.addEventListener(evType, ev => v(ev.target[k]))
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}
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} else {
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const val = validateAttr(k, v)
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if (val != null) {
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if (k in el && !isSVG) el[k] = val
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else el.setAttribute(k, val === true ? "" : val)
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}
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}
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}
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const append = c => {
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if (isArr(c)) return c.forEach(append)
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if (isFunc(c)) {
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const anchor = doc.createTextNode("")
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el.appendChild(anchor)
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let currentNodes = []
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const effect = createEffect(() => {
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const res = c()
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const next = (isArr(res) ? res : [res]).map(ensureNode)
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currentNodes.forEach(n => {
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if (n._isRuntime) n.destroy()
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else cleanupNode(n)
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if (n.parentNode) n.remove()
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})
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let ref = anchor
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for (let i = next.length - 1; i >= 0; i--) {
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const node = next[i]
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if (node.parentNode !== ref.parentNode) ref.parentNode?.insertBefore(node, ref)
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if (node._mounts) node._mounts.forEach(fn => fn())
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ref = node
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}
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currentNodes = next
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})
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effect()
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el._cleanups.add(() => dispose(effect))
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_onUnmount(() => dispose(effect))
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} else {
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const node = ensureNode(c)
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el.appendChild(node)
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if (node._mounts) node._mounts.forEach(fn => fn())
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}
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}
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append(children)
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return el
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}
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const render = renderFn => {
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const cleanups = new Set()
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const mounts = []
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const previousOwner = activeOwner
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const previousEffect = activeEffect
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const container = doc.createElement("div")
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container.style.display = "contents"
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container.setAttribute("role", "presentation")
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activeOwner = { _cleanups: cleanups, _mounts: mounts }
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activeEffect = null
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const processResult = result => {
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if (!result) return
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if (result._isRuntime) {
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cleanups.add(result.destroy)
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container.appendChild(result.container)
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} else if (isArr(result)) {
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result.forEach(processResult)
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} else {
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container.appendChild(result instanceof Node ? result : doc.createTextNode(String(result == null ? "" : result)))
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}
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}
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try {
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processResult(renderFn({ onCleanup: fn => cleanups.add(fn) }))
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} finally {
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activeOwner = previousOwner
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activeEffect = previousEffect
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}
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mounts.forEach(fn => fn())
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return {
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_isRuntime: true,
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container,
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destroy: () => {
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cleanups.forEach(fn => fn())
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cleanupNode(container)
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container.remove()
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}
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}
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}
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const when = (cond, render, { enter, leave } = {}) => {
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const wrap = h('div', { style: 'display:contents' })
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let view = null
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const wait = (el, cb) => {
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if (!el) return cb()
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let done = false
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const finish = () => !done && (done = true, cb())
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el.addEventListener('transitionend', finish, { once: true })
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el.addEventListener('animationend', finish, { once: true })
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setTimeout(finish, 500)
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}
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watch(cond, on => {
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if (on && !view) {
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const el = (view = render(render)).container.firstChild
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wrap.appendChild(view.container)
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if (enter && el) {
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el.classList.add(enter); el.clientTop
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el.classList.add(enter + '-active')
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wait(el, () => el.classList.remove(enter, enter + '-active'))
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}
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} else if (!on && view) {
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const el = view.container.firstChild
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const destroyView = () => (view.destroy(), view = null)
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if (leave && el) {
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el.classList.add(leave)
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wait(el, destroyView)
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} else {
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destroyView()
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}
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}
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})
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return _onUnmount(() => view?.destroy()), wrap
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}
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const each = (src, itemFn, keyFn) => {
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const anchor = doc.createTextNode("")
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const root = h("div", { style: "display:contents" }, [anchor])
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let cache = new Map()
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watch(() => (isFunc(src) ? src() : src) || [], items => {
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const nextCache = new Map()
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const nextOrder = []
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const newItems = items || []
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for (let i = 0; i < newItems.length; i++) {
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const item = newItems[i]
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const key = keyFn ? keyFn(item, i) : (item?.id ?? i)
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let view = cache.get(key)
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if (!view) view = render(() => itemFn(item, i))
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else cache.delete(key)
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nextCache.set(key, view)
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nextOrder.push(view)
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}
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cache.forEach(view => view.destroy())
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let lastRef = anchor
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for (let i = nextOrder.length - 1; i >= 0; i--) {
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const view = nextOrder[i]
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const node = view.container
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if (node.nextSibling !== lastRef) root.insertBefore(node, lastRef)
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lastRef = node
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}
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cache = nextCache
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})
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return root
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}
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const router = routes => {
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const getHash = () => window.location.hash.slice(1) || "/"
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const path = $(getHash())
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const handler = () => path(getHash())
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window.addEventListener("hashchange", handler)
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_onUnmount(() => window.removeEventListener("hashchange", handler))
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const hook = h("div", { class: "router-hook" })
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let currentView = null
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watch([path], () => {
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const cur = path()
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const route = routes.find(r => {
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const p1 = r.path.split("/").filter(Boolean)
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const p2 = cur.split("/").filter(Boolean)
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return p1.length === p2.length && p1.every((p, i) => p[0] === ":" || p === p2[i])
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}) || routes.find(r => r.path === "*")
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if (route) {
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currentView?.destroy()
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const params = {}
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route.path.split("/").filter(Boolean).forEach((p, i) => {
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if (p[0] === ":") params[p.slice(1)] = cur.split("/").filter(Boolean)[i]
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})
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router.params(params)
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currentView = render(() => isFunc(route.component) ? route.component(params) : route.component)
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hook.replaceChildren(currentView.container)
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}
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})
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return hook
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}
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router.params = $({})
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router.to = p => window.location.hash = p.replace(/^#?\/?/, "#/")
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router.back = () => window.history.back()
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router.path = () => window.location.hash.replace(/^#/, "") || "/"
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const mount = (comp, target) => {
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const t = typeof target === "string" ? doc.querySelector(target) : target
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if (!t) return
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if (MOUNTED_NODES.has(t)) MOUNTED_NODES.get(t).destroy()
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const inst = render(isFunc(comp) ? comp : () => comp)
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t.replaceChildren(inst.container)
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MOUNTED_NODES.set(t, inst)
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return inst
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}
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const SigPro = Object.freeze({ $, $$, watch, h, when, each, router, mount, batch })
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if (typeof window !== "undefined") {
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Object.assign(window, SigPro)
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"a abbr article aside audio b blockquote br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1 h2 h3 h4 h5 h6 header hr i iframe img input ins kbd label legend li main mark meter nav object ol optgroup option output p picture pre progress section select slot small source span strong sub summary sup svg table tbody td template textarea tfoot th thead time tr u ul video"
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.split(" ").forEach(tag => {
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window[tag] = (props, children) => h(tag, props, children)
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})
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}
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export { $, $$, watch, h, when, each, router, mount, batch } |