mirror of https://github.com/veypi/OneAuth.git
feat: v2dom
veypi
4 weeks ago
parent
713f352bc8
commit
4904d1cc76
@ -1,200 +0,0 @@
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/*
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* v2dom.ts
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* Copyright (C) 2024 veypi <i@veypi.com>
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* 2024-10-23 15:54
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* Distributed under terms of the GPL license.
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*/
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import proxy from "./proxy"
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interface buildOpts<T> {
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id?: string
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typ?: string
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class?: string
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vclass?: [() => string]
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attrs?: attrs
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style?: string
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inner?: string | computedFn
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onclick?: any
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children?: childTyp<T>[]
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updator?: (p: HTMLElement) => void
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vbind?: [Object, string]
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}
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const typs = ['div', 'img', 'span', 'p', 'a', 'input']
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type iterChild<T> = [T[], (d: T) => HTMLElement]
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type childTyp<T> = HTMLElement | iterChild<T>
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type computedFn = () => any
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type attrs = { [key: string]: string | number | computedFn }
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export default <T>(opts: buildOpts<T> | string, inner?: string | computedFn | childTyp<T>[], attrs?: attrs) => {
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if (typeof opts === 'string') {
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if (typs.indexOf(opts) >= 0) {
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opts = { typ: opts }
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} else {
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opts = { class: opts }
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}
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}
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let dom = document.createElement(opts.typ || 'div')
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if (opts.inner) {
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inner = opts.inner
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}
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if (inner) {
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if (typeof inner == 'string') {
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dom.innerHTML = inner
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} else if (typeof inner == 'function') {
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proxy.Listen(dom, () => {
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let res = inner()
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if (typeof res === 'string') {
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dom.innerHTML = res
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} else if (res === undefined) {
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} else {
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dom.innerHTML = ''
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dom.appendChild(res)
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}
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})
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} else {
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opts.children = inner
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}
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}
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if (attrs) {
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opts.attrs = attrs
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}
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if (opts.id) {
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dom.id = opts.id
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}
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if (opts.class) {
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dom.classList.add(...opts.class.split(' '))
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}
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if (opts.vclass) {
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for (let vc of opts.vclass) {
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let oldvc: string[] = []
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proxy.Listen(dom, () => {
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dom.classList.remove(...oldvc)
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oldvc = vc().split(' ')
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dom.classList.add(...oldvc)
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})
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}
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}
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if (opts.attrs) {
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for (let a in opts.attrs) {
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let attr = opts.attrs[a]
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if (typeof attr === 'function') {
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proxy.Listen(dom, () => {
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dom.setAttribute(a, attr())
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})
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} else {
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dom.setAttribute(a, String(attr))
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}
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}
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}
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if (opts.onclick) {
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dom.onclick = opts.onclick
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}
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if (opts.children) {
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let tmpID = ''
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for (let c of opts.children) {
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if (Object.prototype.toString.call(c) === '[object Array]') {
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const iterID = proxy.generateUniqueId()
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const iterLast = tmpID
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proxy.Listen(dom, () => {
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c = c as iterChild<T>
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let itemIDs: string[] = []
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for (let i = 0; i < c[0].length; i++) {
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let line = c[0][i]
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//@ts-ignore
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let itemID = line[proxy.DataID] || ''
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let nextID = ''
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if (i < c[0].length - 1) {
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//@ts-ignore
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nextID = c[0][i + 1][proxy.DataID] || ''
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}
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itemIDs.push(itemID)
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let inserted = -2
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let subdom: HTMLElement | null = null
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let beforeChild: HTMLElement | null = null
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for (let childID = 0; childID < dom.children.length; childID++) {
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let child = dom.children[childID]
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// console.log(`${inserted} ${childID} ${itemID} ${nextID}`)
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if (child.getAttribute('vbind-iter') === iterID) {
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if (child.getAttribute('vbind-proxy') === itemID) {
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inserted = childID
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subdom = child as HTMLElement
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} else if (child.getAttribute('vbind-proxy') === nextID && nextID != '') {
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// 用于交换位置
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if (inserted != childID - 1) {
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beforeChild = child as HTMLElement
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}
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}
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} else if (child.getAttribute('vbind-iterlast') === iterID) {
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if (inserted == -2) {
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beforeChild = child as HTMLElement
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}
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// 找到第一个不是这个循环块的dom元素时退出
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break
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}
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}
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if (inserted == -2) {
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subdom = c[1](line)
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subdom.setAttribute('vbind-proxy', itemID)
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subdom.setAttribute('vbind-iter', iterID)
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if (iterLast != '') {
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subdom.setAttribute('vbind-iterlast', iterLast)
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}
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if (beforeChild) {
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dom.insertBefore(subdom, beforeChild)
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// console.log(`${iterID} insert new`, subdom)
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} else {
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// console.log(`${iterID} append new`, subdom)
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dom.appendChild(subdom)
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}
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} else if (beforeChild) {
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// console.log(`${iterID} insert old`, subdom)
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dom.insertBefore(subdom!, beforeChild)
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} else {
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// console.log(`${iterID} none`, subdom)
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}
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}
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for (let child of dom.children) {
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if (child.getAttribute('vbind-iter') === iterID && itemIDs.indexOf(child.getAttribute('vbind-proxy') || '') == -1) {
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dom.removeChild(child)
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}
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}
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})
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tmpID = iterID
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} else {
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c = c as HTMLElement
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if (tmpID != '') {
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c.setAttribute('vbind-iterlast', tmpID)
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}
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dom.appendChild(c)
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}
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}
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}
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if (opts.style) {
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const regex = /([a-zA-Z-]+)\s*:\s*([^;]+);?/g;
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let match: any
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while ((match = regex.exec(opts.style)) !== null) {
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const key = match[1].trim();
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const value = match[2].trim();
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dom.style.setProperty(key, value)
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}
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}
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dom.setAttribute('voa', '1')
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if (opts.updator) {
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proxy.Listen(dom, () => {
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opts.updator!(dom)
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})
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}
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if (opts.vbind && opts.typ === 'input') {
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dom.setAttribute('value', Reflect.get(opts.vbind[0], opts.vbind[1]))
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dom.addEventListener('input', (e) => {
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// @ts-ignore
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Reflect.set(opts.vbind[0], opts.vbind[1], e.target.value)
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})
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}
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return dom
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}
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@ -0,0 +1,18 @@
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/*
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* index.ts
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* Copyright (C) 2024 veypi <i@veypi.com>
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* 2024-10-29 06:21
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* Distributed under terms of the GPL license.
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*/
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import proxy from './proxy'
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import { v, vspan, vfor } from './v2dom'
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export {
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v,
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vfor,
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vspan,
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proxy
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}
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export default v
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@ -0,0 +1,240 @@
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/*
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* v2dom.ts
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* Copyright (C) 2024 veypi <i@veypi.com>
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* 2024-10-23 15:54
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* Distributed under terms of the GPL license.
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*/
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import proxy from "./proxy"
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interface buildOpts<T> {
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id?: string
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typ?: string
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class?: string
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vclass?: [() => string]
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attrs?: attrs
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style?: string
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onclick?: any
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children?: childTyp<T>[] | childTyp<T>
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updator?: (p: HTMLElement) => void
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vbind?: [Object, string]
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}
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const typs = ['div', 'img', 'span', 'p', 'a', 'input']
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type vforChild<T> = { obj: T[], fn: (d: T, idx?: number) => HTMLElement, iterID: string, ifnone: HTMLElement }
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type computedFn = () => string | HTMLElement
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type childTyp<T> = HTMLElement | vforChild<T> | string | computedFn
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type attrs = { [key: string]: string | number | (() => string) }
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export const v = <T>(opts: buildOpts<T> | string, children?: childTyp<T> | childTyp<T>[], attrs?: attrs) => {
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if (typeof opts === 'string') {
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if (typs.indexOf(opts) >= 0) {
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opts = { typ: opts }
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} else {
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opts = { class: opts }
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}
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}
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if (children) {
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opts.children = children
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}
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if (attrs) {
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opts.attrs = attrs
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}
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return vbase(opts)
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}
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export const vspan = (content: string, Class?: string, attrs?: attrs) => {
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return vbase({ typ: 'span', class: Class, children: [content], attrs })
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}
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export const vbase = <T>(opts: buildOpts<T>) => {
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let dom = document.createElement(opts.typ || 'div')
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if (opts.id) {
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dom.id = opts.id
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}
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if (opts.class) {
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dom.classList.add(...opts.class.split(' '))
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}
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if (opts.vclass) {
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for (let vc of opts.vclass) {
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let oldvc: string[] = []
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proxy.DomListen(dom, () => {
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dom.classList.remove(...oldvc)
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oldvc = vc().split(' ')
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dom.classList.add(...oldvc)
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})
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}
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}
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if (opts.attrs) {
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for (let a in opts.attrs) {
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let attr = opts.attrs[a]
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if (typeof attr === 'function') {
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proxy.DomListen(dom, () => {
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dom.setAttribute(a, attr())
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})
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} else {
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dom.setAttribute(a, String(attr))
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}
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}
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}
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if (opts.onclick) {
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dom.onclick = opts.onclick
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}
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if (opts.children) {
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handleChild(dom, opts.children, true)
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}
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if (opts.style) {
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const regex = /([a-zA-Z-]+)\s*:\s*([^;]+);?/g;
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let match: any
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while ((match = regex.exec(opts.style)) !== null) {
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const key = match[1].trim();
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const value = match[2].trim();
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dom.style.setProperty(key, value)
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}
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}
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dom.setAttribute('voa', '1')
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if (opts.updator) {
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proxy.DomListen(dom, () => {
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opts.updator!(dom)
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})
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}
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if (opts.vbind && opts.typ === 'input') {
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dom.setAttribute('value', Reflect.get(opts.vbind[0], opts.vbind[1]))
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dom.addEventListener('input', (e) => {
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// @ts-ignore
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Reflect.set(opts.vbind[0], opts.vbind[1], e.target.value)
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})
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}
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return dom
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}
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function handleChild(dom: HTMLElement, c: any, is_only = false, is_listen = false) {
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if (is_only) {
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dom.innerHTML = ''
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}
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if (typeof c === 'function') {
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if (!is_listen) {
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proxy.DomListen(dom, () => {
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handleChild(dom, c(), is_only, true)
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})
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} else {
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handleChild(dom, c(), is_only, true)
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}
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} else if (typeof c === 'string' || typeof c === 'number') {
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dom.innerHTML = String(c)
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} else if (Array.isArray(c)) {
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for (let cc of c) {
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handleChild(dom, cc, is_only && c.length === 1, is_listen)
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}
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} else if (c && c.iterID) {
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handleChildVfor(dom, c as vforChild<any>, is_listen)
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} else if (c instanceof Element) {
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dom.appendChild(c)
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} else if (typeof c === 'undefined' || c === null) {
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} else {
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console.warn('unknown child type', c)
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}
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}
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export const vfor = <T>(obj: T[], fn: (d: T, idx?: number) => HTMLElement, ifnone?: () => HTMLElement): vforChild<T> => {
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let iterID = proxy.GenUniqueID()
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let dom = document.createElement('div') as HTMLElement
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dom.style.display = 'none'
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dom.style.visibility = 'hidden'
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dom.style.height = '0'
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dom.style.width = '0'
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if (ifnone) {
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dom = ifnone()
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}
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dom.setAttribute('vbind-iternone', iterID)
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return {
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obj,
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fn,
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iterID,
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ifnone: dom
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}
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}
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function handleChildVfor(dom: HTMLElement, data: vforChild<any>, is_listen = false) {
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let fn = () => {
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let itemIDs: string[] = []
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for (let i = 0; i < data.obj.length; i++) {
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let line = data.obj[i]
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let itemID = line[proxy.DataID] || ''
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let nextID = ''
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if (i < data.obj.length - 1) {
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nextID = data.obj[i + 1][proxy.DataID] || ''
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}
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itemIDs.push(itemID)
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let inserted = -1
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let subdom: HTMLElement | null = null
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let beforeChild: HTMLElement | null = null
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let iterFound = false
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for (let childID = 0; childID < dom.children.length; childID++) {
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let child = dom.children[childID]
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// console.log(`${inserted} ${childID} ${itemID} ${nextID}`)
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if (child.getAttribute('vbind-iter') === data.iterID) {
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iterFound = true
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if (child.getAttribute('vbind-iteridx') === itemID) {
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// 找到已存在dom
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inserted = childID
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subdom = child as HTMLElement
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} else if (child.getAttribute('vbind-iteridx') === nextID && nextID != '') {
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// 用于交换位置
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beforeChild = child as HTMLElement
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}
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} else if (child.getAttribute('vbind-iternone') === data.iterID) {
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if (inserted == -1) {
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beforeChild = child as HTMLElement
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}
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} else if (iterFound) {
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if (!beforeChild) {
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beforeChild = child as HTMLElement
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}
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break
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}
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}
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if (inserted == -1) {
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subdom = data.fn(line, i)
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subdom.setAttribute('vbind-iteridx', itemID)
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subdom.setAttribute('vbind-iter', data.iterID)
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if (beforeChild) {
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dom.insertBefore(subdom, beforeChild)
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// console.log(`${iterID} insert new`, subdom)
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} else {
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// console.log(`${iterID} append new`, subdom)
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dom.appendChild(subdom)
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}
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} else if (beforeChild) {
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// console.log(`${iterID} insert old`, subdom)
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dom.insertBefore(subdom!, beforeChild)
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} else {
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// console.log(`${iterID} none`, subdom)
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}
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}
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let noneExist = false
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for (let child of dom.children) {
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if (child.getAttribute('vbind-iter') === data.iterID && itemIDs.indexOf(child.getAttribute('vbind-iteridx') || '') == -1) {
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dom.removeChild(child)
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}
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if (child.getAttribute('vbind-iternone') === data.iterID) {
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noneExist = true
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}
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}
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if (data.obj.length == 0) {
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if (!noneExist) {
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dom.appendChild(data.ifnone)
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}
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} else {
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if (noneExist) {
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dom.removeChild(data.ifnone)
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}
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}
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}
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if (is_listen) {
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fn()
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} else {
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proxy.DomListen(dom, fn)
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}
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}
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