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2863 lines (2516 loc) · 118 KB
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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>高级图片混淆与资源管理器</title>
<style>
:root {
--primary-color: #3b82f6;
--primary-hover: #2563eb;
--bg-color: #f8fafc;
--card-bg: #ffffff;
--text-main: #1e293b;
--text-sub: #64748b;
--border-color: #e2e8f0;
--shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
--radius: 12px;
--header-height: 50px;
}
* { box-sizing: border-box; margin: 0; padding: 0; outline: none; }
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
background-color: var(--bg-color);
color: var(--text-main);
display: flex;
flex-direction: column;
align-items: center;
min-height: 100vh;
padding: 20px;
}
header { text-align: center; margin-bottom: 20px; max-width: 800px; }
h1 { font-size: 1.5rem; margin-bottom: 8px; font-weight: 700; color: var(--text-main); }
p.subtitle { color: var(--text-sub); font-size: 0.9rem; line-height: 1.4; }
.app-container {
display: grid;
grid-template-columns: 300px 1fr;
gap: 20px;
width: 100%;
max-width: 1400px;
background: var(--card-bg);
border-radius: var(--radius);
box-shadow: var(--shadow);
overflow: hidden;
height: 85vh;
}
/* Sidebar (Controls) */
.sidebar {
padding: 20px;
background: #f1f5f9;
border-right: 1px solid var(--border-color);
display: flex;
flex-direction: column;
gap: 10px;
overflow-y: auto;
}
.section-title {
font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em;
color: var(--text-sub); font-weight: 700; margin-bottom: 8px;
border-bottom: 1px solid #cbd5e1; padding-bottom: 4px;
}
/* Upload Area */
.upload-area {
border: 2px dashed var(--border-color); border-radius: 8px;
padding: 20px 10px; text-align: center; cursor: pointer;
transition: all 0.2s; background: white; position: relative;
}
.upload-area:hover, .upload-area.drag-over { border-color: var(--primary-color); background: #eff6ff; }
.upload-area input {
position: absolute; top: 0; left: 0; width: 100%; height: 100%;
opacity: 0; cursor: pointer;
}
.upload-icon { font-size: 24px; margin-bottom: 8px; color: var(--primary-color); }
.upload-text { font-size: 0.85rem; color: var(--text-sub); line-height: 1.4; }
/* Buttons */
.btn {
width: 100%; padding: 10px; border: none; border-radius: 8px; font-weight: 600;
cursor: pointer; transition: all 0.2s; font-size: 0.9rem;
display: flex; align-items: center; justify-content: center; gap: 8px;
box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary-color); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: white; border: 1px solid var(--border-color); color: var(--text-main); }
.btn-secondary:hover { background: #f8fafc; border-color: #cbd5e1; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
/* Offset Controls */
.offset-controls {
background: white; padding: 12px; border-radius: 8px;
border: 1px solid var(--border-color); display: flex; flex-direction: column; gap: 8px;
}
.offset-row { display: flex; align-items: center; gap: 8px; }
input[type="range"] { flex: 1; cursor: pointer; accent-color: var(--primary-color); }
input[type="number"] {
width: 70px; padding: 6px; border: 1px solid var(--border-color);
border-radius: 6px; font-size: 0.5rem; text-align: center;
}
.offset-value-text { font-size: 0.7rem; color: var(--text-sub); text-align: right; }
/* Status */
.status-bar { margin-top: auto; padding: 10px; background: #334155; color: white; border-radius: 6px; font-size: 0.8rem; text-align: center; }
/* Right Side Content Area */
.content-area {
position: relative;
display: flex;
flex-direction: column;
background-color: #e2e8f0;
background-image: radial-gradient(#cbd5e1 1px, transparent 1px);
background-size: 20px 20px;
}
/* Top Toolbar / Toggle Bar */
.view-toolbar {
height: var(--header-height);
background: rgba(255, 255, 255, 0.9);
backdrop-filter: blur(8px);
border-bottom: 1px solid var(--border-color);
display: flex;
align-items: center;
padding: 0 20px;
justify-content: space-between;
z-index: 10;
}
.toggle-group {
display: flex;
background: #e2e8f0;
padding: 4px;
border-radius: 8px;
}
.toggle-btn {
padding: 6px 16px;
border: none;
background: transparent;
font-size: 0.85rem;
font-weight: 600;
color: var(--text-sub);
border-radius: 6px;
cursor: pointer;
transition: all 0.2s;
}
.toggle-btn.active {
background: white;
color: var(--primary-color);
box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}
.toggle-btn:hover:not(.active) { color: var(--text-main); }
/* View Layers */
.view-layer {
position: absolute;
top: var(--header-height);
left: 0;
right: 0;
bottom: 0;
display: none;
flex-direction: column;
padding: 20px;
overflow-y: auto;
overflow-x: hidden;
}
.view-layer.active-view { display: flex; }
/* Main Image View */
.image-wrapper {
width: 100%; height: 100%;
display: flex; align-items: center; justify-content: center;
position: relative;
}
.image-wrapper.drag-over-main {
box-shadow: inset 0 0 0 4px var(--primary-color);
background: rgba(59, 130, 246, 0.1);
}
/* 手势方向样式 */
.image-wrapper.drag-over-gesture-ltr {
box-shadow: inset 0 0 0 4px #22c55e !important; /* 绿色 - 还原 */
background: rgba(34, 197, 94, 0.1) !important;
}
.image-wrapper.drag-over-gesture-rtl {
box-shadow: inset 0 0 0 4px #f63b44 !important; /* 红色 - 混淆 */
background: rgba(246, 59, 68, 0.1) !important;
}
.image-wrapper img {
max-width: 100%; max-height: 100%;
box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.2);
border-radius: 4px;
object-fit: contain;
}
/* Clear Button for Main Image */
.main-clear-btn {
position: absolute; top: 10px; right: 10px;
background: rgba(0,0,0,0.5); color: white;
border: none; width: 32px; height: 32px; border-radius: 50%;
cursor: pointer; display: none; align-items: center; justify-content: center;
z-index: 5; font-size: 18px; font-weight: bold; transition: background 0.2s;
}
.main-clear-btn:hover { background: #ef4444; }
/* 新增：复制按钮样式 */
.main-copy-btn {
position: absolute; top: 10px; right: 50px; /* 在清除按钮左侧 */
background: rgba(0,0,0,0.5); color: white;
border: none; width: 32px; height: 32px; border-radius: 50%;
cursor: pointer; display: none; align-items: center; justify-content: center;
z-index: 5; font-size: 14px; transition: all 0.2s;
}
.main-copy-btn:hover {
background: var(--primary-color);
transform: scale(1.1);
}
.image-wrapper:has(img[src]) .main-clear-btn { display: flex; }
.image-wrapper:has(img[src]) .main-copy-btn { display: flex; }
/* 新增：复制按钮样式 */
.main-paste-btn {
position: absolute; top: 10px; left: 10px; /* 在清除按钮左侧 */
background: rgba(0,0,0,0.5); color: white;
border: none; width: 32px; height: 32px; border-radius: 50%;
cursor: pointer; display: flex; align-items: center; justify-content: center;
z-index: 5; font-size: 14px; transition: all 0.2s;
}
.main-paste-btn:hover {
background: var(--primary-color);
transform: scale(1.1);
}
/* Waterfall View */
.waterfall-container {
position: relative;
width: 100%;
min-height: 100%;
padding-bottom: 40px;
/* 移除 column-count 相关属性 */
}
.waterfall-container.drag-over-waterfall {
background: rgba(59, 130, 246, 0.05);
border-radius: 8px;
border: dashed #7df;
}
@media (max-width: 1200px) { .waterfall-container { column-count: 3; } }
@media (max-width: 800px) { .waterfall-container { column-count: 2; } }
@media (max-width: 500px) { .waterfall-container {
column-count: auto; /* 或 initial */
display: flex;
flex-direction: column;
gap: 15px;
} }
/* Mobile */
@media (max-width: 768px) {
.app-container { grid-template-columns: 1fr; height: auto; }
.sidebar { border-right: none; border-bottom: 1px solid var(--border-color); }
.content-area { height: auto; min-height: 400px; }
.modal-nav-btn { width: 40px; height: 40px; font-size: 18px; }
#modal-prev { left: 10px; }
#modal-next { right: 10px; }
}
.waterfall-card {
position: absolute;
top: 0;
left: 0;
width: calc(25% - 11.25px); /* 默认4列，gap 15px */
background: white;
border-radius: 8px;
box-shadow: 0 2px 4px rgba(0,0,0,0.05);
transition: transform 0.2s, box-shadow 0.2s, top 0.3s, left 0.3s;
border: 1px solid var(--border-color);
cursor: pointer;
break-inside: auto; /* 移除之前的 break-inside */
margin-bottom: 0; /* 由JS控制间距 */
}
/* 响应式列宽 */
@media (max-width: 1200px) {
.waterfall-card { width: calc(33.333% - 10px); } /* 3列 */
}
@media (max-width: 800px) {
.waterfall-card { width: calc(50% - 7.5px); } /* 2列 */
}
@media (max-width: 500px) {
.waterfall-card { width: 100%; } /* 1列 */
}
.waterfall-card:hover {
transform: translateY(-2px);
box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
border-color: var(--primary-color);
z-index: 10;
}
/* 为保持圆角效果，在内部子元素添加 overflow */
.waterfall-media {
width: 100%;
background: #f1f5f9;
border-radius: 8px 8px 0 0;
overflow: hidden;
/* 默认最小高度，加载后会被内容撑开 */
min-height: 120px;
}
.waterfall-media img, .waterfall-media video {
width: 100%;
height: auto;
display: block;
}
.waterfall-info {
padding: 10px;
background: white;
border-radius: 0 0 8px 8px;
}
.waterfall-placeholder {
height: 120px;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
background: #f1f5f9;
color: #94a3b8;
font-size: 2rem;
gap: 8px;
}
.waterfall-placeholder-size {
font-size: 12px;
color: #64748b;
font-weight: 500;
}
.waterfall-filename {
font-size: 0.8rem; font-weight: 600; color: var(--text-main);
white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.waterfall-type {
font-size: 0.7rem; color: var(--text-sub); margin-top: 2px;
}
.card-delete-btn {
position: absolute; top: 5px; right: 5px;
background: rgba(0,0,0,0.6); color: white;
border: none; width: 24px; height: 24px; border-radius: 50%;
cursor: pointer; display: flex; align-items: center; justify-content: center;
opacity: 0; transition: opacity 0.2s;
}
.waterfall-card:hover .card-delete-btn { opacity: 1; }
.card-delete-btn:hover { background: #ef4444; }
/* Empty State */
.empty-state {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
/* 保留 flex 用于图标/文本对齐 */
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
color: var(--text-sub);
}
.empty-icon { font-size: 48px; margin-bottom: 10px; opacity: 0.5; }
/* Loading */
.loading-overlay {
position: absolute; top: 0; left: 0; width: 100%; height: 100%;
background: rgba(255,255,255,0.8); z-index: 50;
display: flex; flex-direction: column; align-items: center; justify-content: center;
opacity: 0; pointer-events: none; transition: opacity 0.2s;
}
.loading-overlay.active { opacity: 1; pointer-events: all; }
.spinner { width: 32px; height: 32px; border: 3px solid #e2e8f0; border-top: 3px solid var(--primary-color); border-radius: 50%; animation: spin 1s linear infinite; }
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
/* Modal */
.modal-overlay {
position: fixed; top: 0; left: 0; width: 100%; height: 100%;
background: rgba(0, 0, 0, 0.9); z-index: 2000;
display: none; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.3s;
}
.modal-overlay.active { display: flex; opacity: 1; }
.modal-content {
width: 100%; height: 100%;
position: relative; display: flex; align-items: center; justify-content: center;
background: black; overflow: hidden;
}
/* Click-to-close layer (z-index: 1, covers everything) */
.modal-click-close-layer {
position: absolute; top: 0; left: 0; width: 100%; height: 100%;
z-index: 1;
}
.modal-body {
width: 100%; height: 100%;
overflow: hidden; display: flex; align-items: center; justify-content: center;
pointer-events: none; /* Let clicks pass to the close layer */
z-index: 2;
}
/* Re-enable pointer events for media content */
.modal-body img, .modal-body video, .modal-body pre {
pointer-events: auto;
max-width: 90%; max-height: 90%; object-fit: contain;
}
.modal-body img, .modal-body video { box-shadow: 0 0 20px rgba(0,0,0,0.5); }
.modal-body pre {
color: #ccc; font-size: 1rem; overflow: auto; white-space: pre-wrap; word-break: break-all;
background: #111; padding: 20px; border-radius: 8px;
}
/* Modal Navigation Buttons */
.modal-nav-btn {
position: absolute; top: 50%; transform: translateY(-50%);
background: rgba(255, 255, 255, 0.1);
border: 1px solid rgba(255, 255, 255, 0.2);
color: white;
font-size: 24px; width: 50px; height: 50px; border-radius: 50%;
cursor: pointer; z-index: 20; display: flex; align-items: center; justify-content: center;
transition: all 0.3s; opacity: 0;
}
.modal-nav-btn:hover { background: rgba(255, 255, 255, 0.3); transform: translateY(-50%) scale(1.1); }
.modal-nav-btn:active { transform: translateY(-50%) scale(0.95); }
.modal-content:hover .modal-nav-btn { opacity: 1; }
#modal-prev { left: 20px; }
#modal-next { right: 20px; }
.modal-close {
position: absolute; top: 20px; right: 30px;
background: rgba(0,0,0,0.5); border: none; width: 44px; height: 44px; border-radius: 50%;
color: white; font-size: 24px; cursor: pointer; z-index: 30; display: flex; align-items: center; justify-content: center;
transition: background 0.2s;
}
.modal-close:hover { background: rgba(255,255,255,0.2); transform: rotate(90deg); }
/* Mobile */
@media (max-width: 768px) {
.app-container { grid-template-columns: 1fr; height: auto; }
.sidebar { border-right: none; border-bottom: 1px solid var(--border-color); }
.content-area { height: 500px; }
.modal-nav-btn { width: 40px; height: 40px; font-size: 18px; }
#modal-prev { left: 10px; }
#modal-next { right: 10px; }
}
</style>
</head>
<body>
<header>
<h1>高级图片混淆与资源管理器</h1>
<p class="subtitle">Gilbert 像素混淆 | 拖拽式全屏瀑布流 | 智能资源打包</p>
</header>
<main class="app-container">
<!-- Sidebar Controls -->
<aside class="sidebar">
<!-- 1. Main File -->
<div>
<div class="section-title">1. 主文件 (图片/视频)</div>
<div class="upload-area" id="drop-zone">
<input type="file" id="file-input" accept="image/*,video/*">
<div class="upload-icon">📁</div>
<div class="upload-text">拖入主图片或视频<br><span style="font-size:0.75em; opacity:0.7">视频自动取第一帧</span></div>
</div>
</div>
<!-- 2. Offset Control -->
<div>
<div class="section-title">2. 偏移设置</div>
<div class="offset-controls">
<div class="offset-row">
<input type="range" id="offset-slider" min="0" max="100" value="62" disabled>
<input type="number" id="offset-input" value="0" disabled>
</div>
<div class="offset-value-text" id="offset-display">计算中...</div>
</div>
</div>
<!-- 3. Operations -->
<div>
<div class="section-title">3. 核心操作</div>
<div style="display: flex; flex-direction: column; gap: 10px;">
<button id="btn-encrypt" class="btn btn-primary" disabled>🔒 混淆图片</button>
<button id="btn-decrypt" class="btn btn-secondary" disabled>🔓 还原图片</button>
<button id="btn-download" class="btn btn-secondary" disabled>⬇️ 下载结果 (含资源)</button>
</div>
</div>
<!-- 在核心操作后面添加 -->
<div style="margin-top: 15px; padding-top: 15px; border-top: 1px solid var(--border-color);">
<label style="display: flex; align-items: center; gap: 8px; font-size: 0.85rem; cursor: pointer; user-select: none; margin-bottom: 6px;">
<input type="checkbox" id="gesture-toggle" style="width: 16px; height: 16px; accent-color: var(--primary-color);">
<span style="font-weight: 600;">使用鼠标手势拖拽</span>
</label>
<div style="font-size: 0.75rem; color: var(--text-sub); padding-left: 24px; line-height: 1.5; background: rgba(59, 130, 246, 0.05); padding: 8px; border-radius: 6px; margin-top: 4px;">
<span style="color: #22c55e; font-weight: 600;">左→右（绿色）：</span>自动还原<br>
<span style="color: #f63b44; font-weight: 600;">右→左（红色）：</span>自动混淆
</div>
<label style="display: flex; align-items: center; gap: 8px; font-size: 0.85rem; cursor: pointer; user-select: none; margin-bottom: 6px;">
<input type="checkbox" id="autocopy" style="width: 16px; height: 16px; accent-color: var(--primary-color);">
<span style="font-weight: 600;">混淆/还原后自动复制</span>
</label>
</div>
<!-- 4. Add Resource Button -->
<div>
<div class="section-title">4. 资源管理</div>
<label class="btn btn-secondary" style="position: relative;">
<span>+ 上传资源文件</span>
<input type="file" id="attachment-input" multiple style="position: absolute; inset: 0; opacity: 0; cursor: pointer;">
</label>
</div>
<div class="status-bar" id="status-bar">
<span id="busuanzi_container_site_pv">就绪><span id="busuanzi_value_site_pv"></span><</span>
</div>
</aside>
<!-- Right Content Area -->
<section class="content-area">
<!-- Loading Overlay -->
<div class="loading-overlay" id="loading">
<div class="spinner"></div>
<p style="margin-top: 10px; color: #64748b; font-weight: 500;">处理中...</p>
</div>
<!-- Toolbar -->
<div class="view-toolbar">
<div class="toggle-group">
<button class="toggle-btn active" data-target="view-main">主图片预览</button>
<button class="toggle-btn" data-target="view-resources">资源瀑布流</button>
</div>
</div>
<!-- View 1: Main Image -->
<div id="view-main" class="view-layer active-view">
<div class="image-wrapper" id="img-wrapper">
<button class="main-clear-btn" id="main-clear-btn" title="清空图片">×</button>
<button class="main-copy-btn" id="main-copy-btn" title="复制图片到剪贴板（不带资源）">📋</button>
<button class="main-paste-btn" id="main-paste-btn" title="粘贴图片到主窗口">🖼️</button>
<img id="display-img" alt="Main Image" style="display: none;">
<div id="main-placeholder" class="empty-state">
<div class="empty-icon">🖼️</div>
<div>拖入\粘贴图片或视频到此处</div>
</div>
</div>
</div>
<!-- View 2: Resources Waterfall -->
<div id="view-resources" class="view-layer">
<div id="waterfall-container" class="waterfall-container">
<!-- Dynamic Content -->
</div>
<div id="res-placeholder" class="empty-state">
<div class="empty-icon">📂</div>
<div>拖拽\粘贴文件到此处添加资源<br>或使用左侧 "上传资源文件"</div>
</div>
</div>
</section>
</main>
<!-- Modal -->
<div class="modal-overlay" id="modal-overlay">
<div class="modal-content">
<button class="modal-close" id="modal-close">×</button>
<div class="modal-click-close-layer" id="modal-click-close-layer" title="点击关闭"></div>
<button class="modal-nav-btn" id="modal-prev"><</button>
<button class="modal-nav-btn" id="modal-next">></button>
<div class="modal-body" id="modal-body"></div>
</div>
</div>
<script>
/**
* 高性能瀑布流实现 - 修复版
* 完整支持：图片、视频、对象文件（.7z等）、文本文件
*/
/**
* 高性能瀑布流实现 - 修复版
* 修复内容：
* 1. 修复删除卡片后瀑布流布局不更新的问题（确保DOM移除后重新布局）
* 2. 保持下载按钮调用外部 downloadAttachment 函数
*/
/**
* 高性能瀑布流实现 - 修复版
* 修复内容：
* 1. 修复删除卡片后瀑布流布局不更新的问题（关键：立即从数组移除并重新布局）
* 2. 保持下载按钮调用外部 downloadAttachment 函数
* 3. 修复删除按钮事件绑定，使用 handleDelete 分离外部回调和UI删除
*/
class HighPerformanceWaterfall {
constructor(container, options = {}) {
this.container = container;
this.columnCount = options.columnCount || 4;
this.gap = options.gap || 16;
this.cards = [];
this.visibleCards = new Set();
this.cardDataMap = new Map();
this.resizeObserver = null;
this.intersectionObserver = null;
this.columnHeights = [];
this.placeholderHeight = options.placeholderHeight || 200;
this.loadThreshold = options.loadThreshold || 0.1;
this.playThreshold = options.playThreshold || 0.6;
this.init();
}
// 获取文件图标
getFileIcon(type) {
if (type === 'image') return '🖼️';
if (type === 'video') return '🎬';
if (type === 'object') return '📦';
if (type === 'text') return '📄';
return '📎';
}
// 获取文件类型显示名称
getFileTypeLabel(type, mime) {
if (type === 'image') return 'IMAGE';
if (type === 'video') return 'VIDEO';
if (type === 'object') {
if (mime && mime !== 'app/octet-stream') {
const ext = mime.split('/').pop();
if (ext && ext.length < 10) return ext.toUpperCase();
}
return 'FILE';
}
if (type === 'text') return 'TEXT';
return 'FILE';
}
init() {
this.resizeObserver = new ResizeObserver(entries => {
requestAnimationFrame(() => this.handleResize());
});
this.resizeObserver.observe(this.container);
this.intersectionObserver = new IntersectionObserver(
(entries) => this.handleIntersection(entries),
{
root: null,
rootMargin: '100px',
threshold: [0, 0.1, 0.5, 0.6, 1]
}
);
this.updateColumnCount();
}
updateColumnCount() {
const width = this.container.clientWidth;
if (width <= 500) this.columnCount = 1;
else if (width <= 800) this.columnCount = 2;
else if (width <= 1200) this.columnCount = 3;
else this.columnCount = 4;
this.calculateLayout();
}
handleResize() {
const oldCount = this.columnCount;
this.updateColumnCount();
if (oldCount !== this.columnCount) {
this.reflowAll();
} else {
this.updateCardWidths();
}
}
calculateLayout() {
const containerWidth = this.container.clientWidth;
const totalGap = (this.columnCount - 1) * this.gap;
this.columnWidth = (containerWidth - totalGap) / this.columnCount;
this.columnHeights = new Array(this.columnCount).fill(0);
}
addCard(data) {
this.cardDataMap.set(data.id, data);
const card = this.createCardElement(data);
this.cards.push(card);
this.container.appendChild(card);
// 非媒体文件直接显示内容，不需要懒加载
if (data.type !== 'image' && data.type !== 'video') {
this.renderFileCard(card, data);
} else {
// 媒体文件先使用占位符高度
const aspectRatio = data.aspectRatio || 0;
const initialHeight = aspectRatio > 0
? this.columnWidth / aspectRatio
: this.placeholderHeight;
this.positionCard(card, initialHeight);
}
this.intersectionObserver.observe(card);
return card;
}
createCardElement(data) {
const card = document.createElement('div');
card.className = 'waterfall-card';
card.dataset.id = data.id;
card.dataset.type = data.type;
card.dataset.loaded = 'false';
card.dataset.index = data.index;
card.style.cssText = `
position: absolute;
width: ${this.columnWidth}px;
left: 0;
top: 0;
transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
will-change: transform;
contain: layout style paint;
`;
const sizeText = data.size ? `${(data.size / 1024).toFixed(1)}KB` : '';
const icon = this.getFileIcon(data.type);
const typeLabel = this.getFileTypeLabel(data.type, data.mime);
// 根据类型设置初始高度
const isMedia = data.type === 'image' || data.type === 'video';
const initialHeight = isMedia
? (data.aspectRatio > 0 ? this.columnWidth / data.aspectRatio : this.placeholderHeight)
: 160; // 固定高度给文件卡片
card.dataset.expectedHeight = initialHeight;
card.innerHTML = `
<div class="card-inner" style="
background: #f8fafc;
border-radius: 8px;
overflow: hidden;
box-shadow: 0 1px 3px rgba(0,0,0,0.1);
height: ${initialHeight}px;
position: relative;
transition: all 0.3s ease;
">
<!-- 占位符层 -->
<div class="card-placeholder" style="
position: absolute;
inset: 0;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
color: #94a3b8;
background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
z-index: 1;
">
<div style="font-size: 2.5rem; margin-bottom: 4px;">${icon}</div>
<div style="font-size: 0.75rem; font-weight: 500;">${sizeText}</div>
<div style="font-size: 0.65rem; margin-top: 2px; opacity: 0.7;">${typeLabel}</div>
</div>
<!-- 媒体/内容层 -->
<div class="card-media" style="
position: absolute;
inset: 0;
opacity: 0;
transition: opacity 0.4s ease;
z-index: 2;
"></div>
<!-- 信息覆盖层 -->
<div class="card-overlay" style="
position: absolute;
bottom: 0;
left: 0;
right: 0;
padding: 12px;
background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.4) 60%, transparent);
color: white;
font-size: 0.8rem;
opacity: 0;
transition: opacity 0.3s;
pointer-events: none;
z-index: 3;
">
<div style="font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-shadow: 0 1px 2px rgba(0,0,0,0.3);">
${data.filename}
</div>
<div style="font-size: 0.7rem; opacity: 0.9; margin-top: 3px; display: flex; align-items: center; gap: 6px;">
<span style="background: rgba(255,255,255,0.2); padding: 1px 6px; border-radius: 4px; font-size: 0.65rem;">${typeLabel}</span>
<span>${sizeText}</span>
</div>
</div>
<!-- 操作按钮 -->
<button class="card-action card-delete" style="
position: absolute;
top: 8px;
right: 8px;
width: 28px;
height: 28px;
border-radius: 50%;
background: rgba(0,0,0,0.6);
color: white;
border: none;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
opacity: 0;
transition: all 0.2s;
font-size: 18px;
z-index: 10;
backdrop-filter: blur(4px);
">×</button>
<button class="card-action card-download" style="
position: absolute;
top: 8px;
right: 40px;
width: 28px;
height: 28px;
border-radius: 50%;
background: rgba(0,0,0,0.6);
color: white;
border: none;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
opacity: 0;
transition: all 0.2s;
font-size: 12px;
z-index: 10;
backdrop-filter: blur(4px);
">⬇</button>
</div>
`;
// 悬停交互
const inner = card.querySelector('.card-inner');
const overlay = card.querySelector('.card-overlay');
const actions = card.querySelectorAll('.card-action');
card.addEventListener('mouseenter', () => {
overlay.style.opacity = '1';
actions.forEach(btn => btn.style.opacity = '1');
inner.style.transform = 'translateY(-4px)';
inner.style.boxShadow = '0 20px 25px -5px rgba(0,0,0,0.15)';
});
card.addEventListener('mouseleave', () => {
overlay.style.opacity = '0';
actions.forEach(btn => btn.style.opacity = '0');
inner.style.transform = '';
inner.style.boxShadow = '';
});
// 事件绑定 - 删除按钮（关键修复：使用箭头函数保持this上下文）
const deleteBtn = card.querySelector('.card-delete');
deleteBtn.onclick = (e) => {
e.stopPropagation();
e.preventDefault();
console.log('[Waterfall] Delete button clicked for:', data.id);
this.handleDelete(card, data);
};
// 事件绑定 - 下载按钮（调用外部 downloadAttachment 函数）
const downloadBtn = card.querySelector('.card-download');
downloadBtn.onmouseenter = () => {
downloadBtn.style.background = '#3b82f6';
};
downloadBtn.onmouseleave = () => {
downloadBtn.style.background = 'rgba(0,0,0,0.6)';
};
downloadBtn.onclick = (e) => {
e.stopPropagation();
e.preventDefault();
console.log('[Waterfall] Download button clicked for:', data.id);
// 调用外部的 downloadAttachment 函数，传入附件数据
if (typeof downloadAttachment === 'function') {
downloadAttachment(data);
} else if (data.onDownload) {
data.onDownload(data);
} else {
console.warn('[Waterfall] downloadAttachment function not found');
}
};
card.onclick = () => {
if (data.onClick) data.onClick(data);
};
return card;
}
/**
* 关键修复：处理删除操作
* 分离外部回调和UI删除，确保无论外部回调如何都会删除UI
*/
handleDelete(card, data) {
console.log('[Waterfall] handleDelete called for:', data.id, data.filename);
// 先调用外部回调（如果存在），但不依赖它来删除UI
if (data.onDelete) {
try {
data.onDelete(data);
console.log('[Waterfall] External onDelete executed');
} catch (err) {
console.error('[Waterfall] onDelete callback error:', err);
}
}
// 立即执行UI删除（关键：不等待外部回调）
console.log('[Waterfall] Calling removeCard for UI update');
this.removeCard(card);
}
// 专门处理非媒体文件（.7z, .txt 等）
renderFileCard(card, data) {
card.dataset.loaded = 'true';
const mediaContainer = card.querySelector('.card-media');
const placeholder = card.querySelector('.card-placeholder');
const inner = card.querySelector('.card-inner');
const fileIcon = this.getFileIcon(data.type);
const fileType = this.getFileTypeLabel(data.type, data.mime);
const sizeText = data.size ? `${(data.size / 1024).toFixed(1)} KB` : '';
// 文件卡片内容 - 大号图标 + 文件名
mediaContainer.innerHTML = `
<div style="
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
color: #475569;
text-align: center;
padding: 16px;
box-sizing: border-box;
gap: 8px;
">
<div style="font-size: 3.5rem; filter: grayscale(0.2);">${fileIcon}</div>
<div style="
font-size: 0.85rem;
font-weight: 600;
color: #1e293b;
max-width: 100%;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
padding: 0 4px;
line-height: 1.3;
" title="${data.filename}">
${data.filename}
</div>
<div style="
display: flex;
align-items: center;
gap: 6px;
font-size: 0.7rem;
color: #64748b;
margin-top: 2px;
">
<span style="
background: #cbd5e1;
color: #475569;
padding: 2px 8px;
border-radius: 4px;
font-weight: 600;
font-size: 0.65rem;
text-transform: uppercase;
">${fileType}</span>
<span>${sizeText}</span>
</div>
</div>
`;
// 固定高度
const fileHeight = 160;
inner.style.height = `${fileHeight}px`;
card.dataset.expectedHeight = fileHeight;
// 直接显示，无需渐显（因为不需要加载时间）
mediaContainer.style.opacity = '1';
placeholder.style.display = 'none';