feat(P4): precompute移植+app.js sources双向回填+回归1003/1003+验收体积/文件/data.json
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aurora-admin
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Aurora Admin · DragUpload</title>
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<link rel="stylesheet" href="../.design_library/aurora-admin/colors_and_type.css" />
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<link rel="stylesheet" href="./DragUpload.css" />
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</head>
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<body>
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<div class="aa-page">
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<h2 class="aa-h2">DragUpload 拖拽上传</h2>
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<p class="aa-desc">支持点击或拖拽文件上传，显示进度与缩略图，可删除。</p>
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<div class="aa-demo">
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<div class="aa-upload" role="button" tabindex="0" id="upload">
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<div class="aa-upload-drop" role="button" tabindex="0" id="drop">
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<span class="aa-upload-icon">⬆️</span>
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<div class="aa-upload-hint">将文件拖到此处，或 <b>点击选择</b></div>
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</div>
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<input type="file" id="file" multiple style="display:none" />
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<div class="aa-upload-list" role="button" tabindex="0" id="list"></div>
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</div>
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</div>
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</div>
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<script>
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var drop = document.getElementById('drop');
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var input = document.getElementById('file');
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var list = document.getElementById('list');
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var files = [];
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drop.addEventListener('click', function () { input.click(); });
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input.addEventListener('change', function () { addFiles(input.files); input.value = ''; });
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['dragenter', 'dragover'].forEach(function (ev) {
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drop.addEventListener(ev, function (e) { e.preventDefault(); drop.classList.add('is-over'); });
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});
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['dragleave', 'drop'].forEach(function (ev) {
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drop.addEventListener(ev, function (e) { e.preventDefault(); drop.classList.remove('is-over'); });
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});
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drop.addEventListener('drop', function (e) { addFiles(e.dataTransfer.files); });
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function addFiles(flist) {
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Array.prototype.forEach.call(flist, function (f) {
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var id = 'f' + Date.now() + Math.random().toString(36).slice(2, 6);
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var item = { id: id, name: f.name, progress: 0, done: false, thumb: '' };
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if (/^image\//.test(f.type) && f.size < 2 * 1024 * 1024) {
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var reader = new FileReader();
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reader.onload = function (e) { item.thumb = e.target.result; render(); };
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reader.readAsDataURL(f);
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}
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files.push(item);
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render();
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simulate(item);
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});
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}
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function simulate(item) {
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var timer = setInterval(function () {
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item.progress = Math.min(100, item.progress + Math.random() * 22);
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if (item.progress >= 100) { item.progress = 100; item.done = true; clearInterval(timer); }
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render();
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}, 220);
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}
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function render() {
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list.innerHTML = files.map(function (it) {
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var thumb = it.thumb ? '<img src="' + it.thumb + '">' : '文件';
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return '<div class="aa-upload-item" role="button" tabindex="0">' +
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'<div class="aa-upload-thumb">' + thumb + '</div>' +
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'<div class="aa-upload-meta">' +
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'<div class="aa-upload-name" role="button" tabindex="0">' + it.name + '</div>' +
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'<div class="aa-upload-bar"><i style="width:' + it.progress + '%"></i></div>' +
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'</div>' +
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'<div class="aa-upload-status" role="button" tabindex="0">' + (it.done ? '已完成' : Math.round(it.progress) + '%') + '</div>' +
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'<button class="aa-upload-del" role="button" tabindex="0" data-id="' + it.id + '">×</button>' +
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'</div>';
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}).join('');
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}
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list.addEventListener('click', function (e) {
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var del = e.target.closest('[data-id]');
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if (del) { files = files.filter(function (x) { return x.id !== del.dataset.id; }); render(); }
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});
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</script>
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</body>
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</html>
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import React, { useRef, useState } from 'react';
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import './DragUpload.css';
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export default function DragUpload() {
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const [files, setFiles] = useState([]);
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const [over, setOver] = useState(false);
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const fileRef = useRef(null);
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const addFiles = (flist) => {
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Array.prototype.forEach.call(flist, (f) => {
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const id = 'f' + Date.now() + Math.random().toString(36).slice(2, 6);
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const item = { id, name: f.name, progress: 0, done: false, thumb: '' };
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if (/^image\//.test(f.type) && f.size < 2 * 1024 * 1024) {
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const reader = new FileReader();
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reader.onload = (e) => setFiles((fs) => fs.map((x) => (x.id === id ? { ...x, thumb: e.target.result } : x)));
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reader.readAsDataURL(f);
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}
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setFiles((fs) => [...fs, item]);
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const t = setInterval(() => {
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setFiles((fs) =>
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fs.map((x) => {
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if (x.id !== id) return x;
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const p = Math.min(100, x.progress + Math.random() * 22);
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return { ...x, progress: p, done: p >= 100 };
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})
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);
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setFiles((fs) => {
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if (fs.find((x) => x.id === id && x.progress >= 100)) clearInterval(t);
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return fs;
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});
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}, 220);
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});
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};
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const remove = (id) => setFiles((fs) => fs.filter((x) => x.id !== id));
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return (
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<div className="aa-upload">
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<div
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className={'aa-upload-drop' + (over ? ' is-over' : '')}
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onClick={() => fileRef.current.click()}
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onDragOver={(e) => { e.preventDefault(); setOver(true); }}
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onDragLeave={() => setOver(false)}
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onDrop={(e) => { e.preventDefault(); setOver(false); addFiles(e.dataTransfer.files); }}
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>
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<span className="aa-upload-icon">⬆️</span>
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<div className="aa-upload-hint">将文件拖到此处，或 <b>点击选择</b></div>
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</div>
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<input ref={fileRef} type="file" multiple style={{ display: 'none' }} onChange={(e) => { addFiles(e.target.files); e.target.value = ''; }} />
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<div className="aa-upload-list">
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{files.map((it) => (
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<div key={it.id} className="aa-upload-item">
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<div className="aa-upload-thumb">{it.thumb ? <img src={it.thumb} alt="" /> : '文件'}</div>
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<div className="aa-upload-meta">
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<div className="aa-upload-name">{it.name}</div>
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<div className="aa-upload-bar"><i style={{ width: it.progress + '%' }} /></div>
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</div>
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<div className="aa-upload-status">{it.done ? '已完成' : Math.round(it.progress) + '%'}</div>
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<button className="aa-upload-del" onClick={() => remove(it.id)}>×</button>
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</div>
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))}
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</div>
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</div>
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);
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}
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<template>
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<div class="aa-upload">
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<div class="aa-upload-drop" :class="{ 'is-over': over }" @click="$refs.file.click()" @dragover.prevent="over = true" @dragleave="over = false" @drop.prevent="onDrop">
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<span class="aa-upload-icon">⬆️</span>
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<div class="aa-upload-hint">将文件拖到此处，或 <b>点击选择</b></div>
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</div>
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<input ref="file" type="file" multiple style="display:none" @change="onChange" />
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<div class="aa-upload-list">
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<div v-for="it in files" :key="it.id" class="aa-upload-item">
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<div class="aa-upload-thumb"><img v-if="it.thumb" :src="it.thumb" /><span v-else>文件</span></div>
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<div class="aa-upload-meta">
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<div class="aa-upload-name">{{ it.name }}</div>
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<div class="aa-upload-bar"><i :style="{ width: it.progress + '%' }"></i></div>
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</div>
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<div class="aa-upload-status">{{ it.done ? '已完成' : Math.round(it.progress) + '%' }}</div>
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<button class="aa-upload-del" @click="remove(it.id)">×</button>
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</div>
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</div>
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</div>
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</template>
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<script>
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export default {
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name: 'AaDragUpload',
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data() {
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return { files: [], over: false };
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},
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methods: {
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addFiles(flist) {
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var self = this;
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Array.prototype.forEach.call(flist, function (f) {
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var id = 'f' + Date.now() + Math.random().toString(36).slice(2, 6);
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var item = { id: id, name: f.name, progress: 0, done: false, thumb: '' };
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if (/^image\//.test(f.type) && f.size < 2 * 1024 * 1024) {
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var reader = new FileReader();
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reader.onload = function (e) { item.thumb = e.target.result; };
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reader.readAsDataURL(f);
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}
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self.files.push(item);
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self.simulate(item);
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});
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},
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onChange(e) { this.addFiles(e.target.files); e.target.value = ''; },
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onDrop(e) { this.over = false; this.addFiles(e.dataTransfer.files); },
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simulate(item) {
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var t = setInterval(function () {
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item.progress = Math.min(100, item.progress + Math.random() * 22);
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if (item.progress >= 100) { item.progress = 100; item.done = true; clearInterval(t); }
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}, 220);
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},
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remove(id) { this.files = this.files.filter(function (x) { return x.id !== id; }); }
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}
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};
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</script>
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<style src="./DragUpload.css"></style>
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<template>
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<div class="aa-upload">
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<div class="aa-upload-drop" :class="{ 'is-over': over }" @click="file.click()" @dragover.prevent="over = true" @dragleave="over = false" @drop.prevent="onDrop">
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<span class="aa-upload-icon">⬆️</span>
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<div class="aa-upload-hint">将文件拖到此处，或 <b>点击选择</b></div>
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</div>
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<input ref="file" type="file" multiple style="display:none" @change="onChange" />
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<div class="aa-upload-list">
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<div v-for="it in files" :key="it.id" class="aa-upload-item">
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<div class="aa-upload-thumb"><img v-if="it.thumb" :src="it.thumb" /><span v-else>文件</span></div>
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<div class="aa-upload-meta">
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<div class="aa-upload-name">{{ it.name }}</div>
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<div class="aa-upload-bar"><i :style="{ width: it.progress + '%' }"></i></div>
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</div>
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<div class="aa-upload-status">{{ it.done ? '已完成' : Math.round(it.progress) + '%' }}</div>
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<button class="aa-upload-del" @click="remove(it.id)">×</button>
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</div>
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</div>
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</div>
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</template>
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<script setup>
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import { ref } from 'vue';
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const files = ref([]);
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const over = ref(false);
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const file = ref(null);
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function addFiles(flist) {
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Array.prototype.forEach.call(flist, (f) => {
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const id = 'f' + Date.now() + Math.random().toString(36).slice(2, 6);
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const item = { id, name: f.name, progress: 0, done: false, thumb: '' };
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if (/^image\//.test(f.type) && f.size < 2 * 1024 * 1024) {
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const reader = new FileReader();
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reader.onload = (e) => (item.thumb = e.target.result);
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reader.readAsDataURL(f);
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}
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files.value.push(item);
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simulate(item);
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});
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}
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function onChange(e) { addFiles(e.target.files); e.target.value = ''; }
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function onDrop(e) { over.value = false; addFiles(e.dataTransfer.files); }
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function simulate(item) {
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const t = setInterval(() => {
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item.progress = Math.min(100, item.progress + Math.random() * 22);
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if (item.progress >= 100) { item.progress = 100; item.done = true; clearInterval(t); }
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}, 220);
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}
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function remove(id) { files.value = files.value.filter((x) => x.id !== id); }
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</script>
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<style src="./DragUpload.css"></style>
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