1577 lines
52 KiB
JavaScript
1577 lines
52 KiB
JavaScript
// AI助手 - 前端应用
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// 使用智谱 GLM-4.5-Air 模型（流式输出 + 多对话管理）
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const CONFIG = {
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apiUrl: 'https://open.bigmodel.cn/api/paas/v4/chat/completions',
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apiKey: '2259e33a1357460abe17919aaf81e73d.K44a8LPQTmFM5PKm',
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model: 'glm-4.5-air',
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maxTokens: 2048,
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// Tavily Search API
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tavilyApiUrl: 'https://api.tavily.com/search',
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tavilyApiKey: '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'
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};
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// 数据结构
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let conversations = []; // 对话列表
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let currentConversation = null; // 当前对话
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let isLoading = false;
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// 功能开关
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let enableThinking = false; // 深度思考
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let enableSearch = false; // 联网搜索
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// DOM 元素（初始为 null，在 openConversation 时重新获取）
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let appContainer = null;
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let messagesContainer = null;
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let messagesDiv = null;
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let userInput = null;
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let sendBtn = null;
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let welcome = null;
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let thinkingBtn = null;
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let searchBtn = null;
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// 初始化
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document.addEventListener('DOMContentLoaded', () => {
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// 初始化 appContainer
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appContainer = document.getElementById('app');
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// 从本地存储加载对话列表
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const saved = localStorage.getItem('conversations');
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if (saved) {
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conversations = JSON.parse(saved);
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}
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// 兼容旧数据格式（chat_history）
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const oldHistory = localStorage.getItem('chat_history');
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if (oldHistory && conversations.length === 0) {
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const oldMessages = JSON.parse(oldHistory);
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if (oldMessages.length > 0) {
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// 转换旧数据为新格式
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const convertedConv = {
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id: Date.now().toString(),
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title: oldMessages[0].content.slice(0, 30) + (oldMessages[0].content.length > 30 ? '...' : ''),
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messages: oldMessages,
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createdAt: Date.now(),
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updatedAt: Date.now()
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};
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conversations.push(convertedConv);
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saveConversations();
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localStorage.removeItem('chat_history'); // 清理旧数据
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}
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}
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// 显示对话列表页面
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showConversationList();
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});
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// ==================== 对话列表页面 ====================
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function showConversationList() {
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currentConversation = null;
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// 渲染对话列表
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const listHtml = `
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<div class="conversation-list-page">
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<header class="list-header">
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<div class="header-title">
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<span class="logo">🤖</span>
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<h1>AI助手</h1>
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</div>
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<div class="header-actions">
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<button class="header-btn search-toggle-btn" id="searchToggleBtn" title="搜索">
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<svg viewBox="0 0 24 24" width="20" height="20"><path fill="currentColor" d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 7 9.5 7 14 9.01 14 9.5 11.99 14 9.5 14z"/></svg>
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</button>
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<button class="header-btn new-chat-btn-header" id="newChatBtn" title="新建对话">
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<svg viewBox="0 0 24 24" width="20" height="20"><path fill="currentColor" d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/></svg>
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</button>
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</div>
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</header>
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<div class="list-content">
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<div class="conversation-list" id="conversationList">
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${conversations.length === 0
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? '<div class="empty-list">暂无对话记录</div>'
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: sortConversations().map(conv => `
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<div class="conversation-item ${conv.is_pinned ? 'pinned' : ''}" data-id="${conv.id}">
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${conv.is_pinned ? '<span class="pin-icon">📌</span>' : ''}
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<div class="conv-title">${escapeHtml(conv.title)}</div>
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<div class="conv-meta">${conv.messages.length} 条消息 · ${formatTime(conv.updatedAt)}</div>
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</div>
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`).join('')
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}
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</div>
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</div>
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<!-- 操作菜单 -->
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<div class="action-menu" id="actionMenu">
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<div class="action-menu-content">
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<div class="action-menu-item" data-action="rename">
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<svg viewBox="0 0 24 24" width="18" height="18"><path fill="currentColor" d="M3 17.25V21h3.75L17.81 9.94l-3.75-3.75L3 17.25zM20.71 7.04c.39-.39.39-1.02 0-1.41l-2.34-2.34c-.39-.39-1.02-.39-1.41 0l-1.83 1.83 3.75 3.75 1.83-1.83z"/></svg>
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<span>重命名</span>
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</div>
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<div class="action-menu-item" data-action="share">
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<svg viewBox="0 0 24 24" width="18" height="18"><path fill="currentColor" d="M18 16.08c-.76 0-1.44.3-1.96.77L8.91 12.7c.05-.23.09-.46.09-.7s-.04-.47-.09-.7l7.05-4.11c.54.5 1.25.81 2.04.81 1.66 0 3-1.34 3-3s-1.34-3-3-3-3 1.34-3 3c0 .24.04.47.09.7L8.04 9.81C7.5 9.31 6.79 9 6 9c-1.66 0-3 1.34-3 3s1.34 3 3 3c.79 0 1.5-.31 2.04-.81l7.12 4.16c-.05.21-.08.43-.08.65 0 1.61 1.35 2.92 3 2.92s3-1.31 3-2.92c0-1.61-1.35-2.92-3-2.92z"/></svg>
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<span>分享</span>
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</div>
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<div class="action-menu-item" data-action="pin">
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<svg viewBox="0 0 24 24" width="18" height="18"><path fill="currentColor" d="M16 12V4h1V2H7v2h1v8l-2 2v2h5.2v6h1.6v-6H18v-2l-2-2z"/></svg>
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<span id="pinText">置顶</span>
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</div>
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<div class="action-menu-item delete-action" data-action="delete">
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<svg viewBox="0 0 24 24" width="18" height="18"><path fill="currentColor" d="M6 19c0 1.1.9 2 2 2h8c1.1 0 2-.9 2-2V7H6v12zM19 4h-3.5l-1-1h-5l-1 1H5v2h14V4z"/></svg>
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<span>删除</span>
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</div>
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</div>
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</div>
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<!-- 搜索栏 -->
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<div class="search-bar" id="searchBar">
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<div class="search-input-wrapper">
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<svg viewBox="0 0 24 24" width="20" height="20"><path fill="currentColor" d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 7 9.5 7 14 9.01 14 9.5 11.99 14 9.5 14z"/></svg>
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<input type="text" id="searchInput" placeholder="搜索对话标题或内容...">
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<button class="search-close-btn" id="searchCloseBtn">
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<svg viewBox="0 0 24 24" width="18" height="18"><path fill="currentColor" d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12 19 6.41z"/></svg>
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</button>
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</div>
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<div class="search-results" id="searchResults"></div>
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</div>
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</div>
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</div>
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`;
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appContainer.innerHTML = listHtml;
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// 绑定事件
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const newChatBtn = document.getElementById('newChatBtn');
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if (newChatBtn) {
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newChatBtn.addEventListener('click', createNewConversation);
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}
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// 搜索功能
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const searchToggleBtn = document.getElementById('searchToggleBtn');
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const searchBar = document.getElementById('searchBar');
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const searchInput = document.getElementById('searchInput');
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const searchCloseBtn = document.getElementById('searchCloseBtn');
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const searchResults = document.getElementById('searchResults');
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if (searchToggleBtn) {
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searchToggleBtn.addEventListener('click', () => {
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if (searchBar) {
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searchBar.classList.add('show');
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if (searchInput) {
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searchInput.focus();
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}
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}
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});
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}
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if (searchCloseBtn) {
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searchCloseBtn.addEventListener('click', () => {
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hideSearchBar();
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});
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}
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if (searchInput) {
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searchInput.addEventListener('input', (e) => {
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const keyword = e.target.value.trim();
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if (keyword) {
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searchConversations(keyword);
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} else {
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if (searchResults) searchResults.innerHTML = '';
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}
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});
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searchInput.addEventListener('keydown', (e) => {
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if (e.key === 'Escape') {
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hideSearchBar();
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}
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});
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}
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// 点击搜索结果
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if (searchResults) {
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searchResults.addEventListener('click', (e) => {
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const item = e.target.closest('.search-result-item');
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if (item) {
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const id = item.getAttribute('data-id');
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hideSearchBar();
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openConversation(id);
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}
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});
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}
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function hideSearchBar() {
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if (searchBar) {
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searchBar.classList.remove('show');
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}
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if (searchInput) {
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searchInput.value = '';
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}
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if (searchResults) {
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searchResults.innerHTML = '';
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}
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}
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const conversationList = document.getElementById('conversationList');
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const actionMenu = document.getElementById('actionMenu');
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let longPressTimer = null;
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let currentActionConvId = null;
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if (conversationList) {
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// 点击事件
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conversationList.addEventListener('click', (e) => {
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const item = e.target.closest('.conversation-item');
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if (item) {
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const id = item.getAttribute('data-id');
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openConversation(id);
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}
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});
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// 长按事件
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conversationList.addEventListener('touchstart', (e) => {
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const item = e.target.closest('.conversation-item');
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if (item) {
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longPressTimer = setTimeout(() => {
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currentActionConvId = item.getAttribute('data-id');
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showActionMenu(currentActionConvId);
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}, 500); // 500ms长按
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}
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});
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conversationList.addEventListener('touchend', () => {
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if (longPressTimer) {
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clearTimeout(longPressTimer);
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longPressTimer = null;
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}
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});
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conversationList.addEventListener('touchmove', () => {
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if (longPressTimer) {
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clearTimeout(longPressTimer);
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longPressTimer = null;
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}
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});
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// 鼠标长按（PC端）
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conversationList.addEventListener('mousedown', (e) => {
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const item = e.target.closest('.conversation-item');
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if (item) {
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longPressTimer = setTimeout(() => {
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currentActionConvId = item.getAttribute('data-id');
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showActionMenu(currentActionConvId);
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}, 500);
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}
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});
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conversationList.addEventListener('mouseup', () => {
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if (longPressTimer) {
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clearTimeout(longPressTimer);
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longPressTimer = null;
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}
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});
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conversationList.addEventListener('mouseleave', () => {
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if (longPressTimer) {
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clearTimeout(longPressTimer);
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longPressTimer = null;
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}
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});
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}
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// 操作菜单事件
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if (actionMenu) {
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actionMenu.addEventListener('click', (e) => {
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const item = e.target.closest('.action-menu-item');
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if (item && currentActionConvId) {
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const action = item.getAttribute('data-action');
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handleActionMenuAction(action, currentActionConvId);
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hideActionMenu();
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}
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});
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// 点击其他地方关闭菜单
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document.addEventListener('click', (e) => {
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if (actionMenu.classList.contains('show') && !actionMenu.contains(e.target)) {
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hideActionMenu();
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}
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});
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}
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}
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// 排序对话（置顶在前）
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function sortConversations() {
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return [...conversations].sort((a, b) => {
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// 置顶优先
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if (a.is_pinned && !b.is_pinned) return -1;
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if (!a.is_pinned && b.is_pinned) return 1;
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// 然后按更新时间
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return b.updatedAt - a.updatedAt;
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});
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}
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// 搜索对话
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function searchConversations(keyword) {
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const searchResults = document.getElementById('searchResults');
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if (!searchResults) return;
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keyword = keyword.toLowerCase();
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// 搜索标题和消息内容
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const results = conversations.filter(conv => {
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// 搜索标题
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if (conv.title.toLowerCase().includes(keyword)) return true;
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// 搜索消息内容
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if (conv.messages.some(m => m.content.toLowerCase().includes(keyword))) return true;
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return false;
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});
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if (results.length === 0) {
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searchResults.innerHTML = '<div class="search-empty">未找到相关对话</div>';
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return;
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}
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searchResults.innerHTML = results.map(conv => {
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// 找到匹配的消息片段
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let matchSnippet = '';
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const matchedMsg = conv.messages.find(m => m.content.toLowerCase().includes(keyword));
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if (matchedMsg) {
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const content = matchedMsg.content;
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const idx = content.toLowerCase().indexOf(keyword);
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const start = Math.max(0, idx - 30);
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const end = Math.min(content.length, idx + keyword.length + 30);
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matchSnippet = (start > 0 ? '...' : '') + content.slice(start, end) + (end < content.length ? '...' : '');
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}
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return `
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<div class="search-result-item ${conv.is_pinned ? 'pinned' : ''}" data-id="${conv.id}">
|
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${conv.is_pinned ? '<span class="pin-icon">📌</span>' : ''}
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<div class="search-result-title">${escapeHtml(conv.title)}</div>
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${matchSnippet ? `<div class="search-result-snippet">${escapeHtml(matchSnippet)}</div>` : ''}
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<div class="search-result-meta">${conv.messages.length} 条消息 · ${formatTime(conv.updatedAt)}</div>
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</div>
|
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`;
|
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}).join('');
|
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}
|
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|
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// 显示操作菜单
|
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function showActionMenu(convId) {
|
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const actionMenu = document.getElementById('actionMenu');
|
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const conv = conversations.find(c => c.id === convId);
|
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if (!actionMenu || !conv) return;
|
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|
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// 更新置顶按钮文字
|
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const pinText = document.getElementById('pinText');
|
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if (pinText) {
|
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pinText.textContent = conv.is_pinned ? '取消置顶' : '置顶';
|
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}
|
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|
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// 显示菜单
|
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actionMenu.classList.add('show');
|
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}
|
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|
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// 隐藏操作菜单
|
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function hideActionMenu() {
|
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const actionMenu = document.getElementById('actionMenu');
|
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if (actionMenu) {
|
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actionMenu.classList.remove('show');
|
||
}
|
||
}
|
||
|
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// 处理操作菜单动作
|
||
function handleActionMenuAction(action, convId) {
|
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const conv = conversations.find(c => c.id === convId);
|
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if (!conv) return;
|
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|
||
switch (action) {
|
||
case 'rename':
|
||
renameConversation(convId);
|
||
break;
|
||
case 'share':
|
||
shareConversation(convId);
|
||
break;
|
||
case 'pin':
|
||
togglePinConversation(convId);
|
||
break;
|
||
case 'delete':
|
||
deleteConversation(convId);
|
||
break;
|
||
}
|
||
}
|
||
|
||
// 重命名对话
|
||
function renameConversation(convId) {
|
||
const conv = conversations.find(c => c.id === convId);
|
||
if (!conv) return;
|
||
|
||
const newTitle = prompt('请输入新的对话标题:', conv.title);
|
||
if (newTitle && newTitle.trim() && newTitle !== conv.title) {
|
||
conv.title = newTitle.trim();
|
||
conv.updatedAt = Date.now();
|
||
saveConversations();
|
||
showConversationList();
|
||
showToast('已重命名');
|
||
}
|
||
}
|
||
|
||
// 分享对话
|
||
function shareConversation(convId) {
|
||
const conv = conversations.find(c => c.id === convId);
|
||
if (!conv) return;
|
||
|
||
// 构建分享内容
|
||
const shareContent = `【${conv.title}】\n\n${conv.messages.map(m =>
|
||
`${m.role === 'user' ? '👤 用户' : '🤖 AI'}: ${m.content}`
|
||
).join('\n\n')}`;
|
||
|
||
// 复制到剪贴板
|
||
try {
|
||
const textarea = document.createElement('textarea');
|
||
textarea.value = shareContent;
|
||
textarea.style.position = 'fixed';
|
||
textarea.style.top = '0';
|
||
textarea.style.left = '0';
|
||
textarea.style.opacity = '0';
|
||
document.body.appendChild(textarea);
|
||
textarea.select();
|
||
document.execCommand('copy');
|
||
document.body.removeChild(textarea);
|
||
showToast('对话已复制到剪贴板');
|
||
} catch (err) {
|
||
showToast('分享失败');
|
||
}
|
||
}
|
||
|
||
// 置顶/取消置顶对话
|
||
function togglePinConversation(convId) {
|
||
const conv = conversations.find(c => c.id === convId);
|
||
if (!conv) return;
|
||
|
||
conv.is_pinned = !conv.is_pinned;
|
||
conv.updatedAt = Date.now();
|
||
saveConversations();
|
||
showConversationList();
|
||
showToast(conv.is_pinned ? '已置顶' : '已取消置顶');
|
||
}
|
||
|
||
// 创建新对话
|
||
function createNewConversation() {
|
||
const newConv = {
|
||
id: Date.now().toString(),
|
||
title: '新对话',
|
||
messages: [],
|
||
createdAt: Date.now(),
|
||
updatedAt: Date.now()
|
||
};
|
||
|
||
conversations.unshift(newConv);
|
||
saveConversations();
|
||
openConversation(newConv.id);
|
||
}
|
||
|
||
// 打开对话
|
||
function openConversation(id) {
|
||
currentConversation = conversations.find(c => c.id === id);
|
||
if (!currentConversation) {
|
||
showConversationList();
|
||
return;
|
||
}
|
||
|
||
// 渲染对话页面
|
||
const chatHtml = `
|
||
<div id="chatPage">
|
||
<header class="header">
|
||
<button class="back-btn" id="backBtn">
|
||
<svg viewBox="0 0 24 24" width="24" height="24"><path fill="currentColor" d="M20 11H7.83l5.59-5.59L12 4l-8 8 8 8 1.41-1.41L7.83 13H20v-2z"/></svg>
|
||
</button>
|
||
<div class="header-title">
|
||
<span class="logo">🤖</span>
|
||
<h1>${escapeHtml(currentConversation.title)}</h1>
|
||
</div>
|
||
<button class="clear-btn" id="clearBtn" title="清空对话">
|
||
<svg viewBox="0 0 24 24" width="20" height="20"><path fill="currentColor" d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12 19 6.41z"/></svg>
|
||
</button>
|
||
</header>
|
||
|
||
<div class="messages-container" id="messagesContainer">
|
||
<div class="welcome" id="welcome" style="${currentConversation.messages.length > 0 ? 'display:none' : ''}">
|
||
<div class="welcome-icon">👋</div>
|
||
<h2>你好！我是AI助手</h2>
|
||
<p>有什么可以帮助你的吗？</p>
|
||
<div class="quick-actions">
|
||
<button class="quick-btn" data-text="介绍一下你自己">介绍一下你自己</button>
|
||
<button class="quick-btn" data-text="帮我写一段代码">帮我写代码</button>
|
||
<button class="quick-btn" data-text="解释一个概念">解释概念</button>
|
||
</div>
|
||
</div>
|
||
<div class="messages" id="messages"></div>
|
||
</div>
|
||
|
||
<!-- 功能开关栏 -->
|
||
<div class="feature-bar">
|
||
<div class="feature-left">
|
||
<button class="feature-btn thinking-btn ${enableThinking ? 'active' : ''}" id="thinkingBtn">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/></svg>
|
||
<span>深度思考</span>
|
||
</button>
|
||
<button class="feature-btn search-btn ${enableSearch ? 'active' : ''}" id="searchBtn">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 7 9.5 7 14 9.01 14 9.5 11.99 14 9.5 14z"/></svg>
|
||
<span>联网搜索</span>
|
||
</button>
|
||
</div>
|
||
<div class="feature-right">
|
||
<button class="feature-btn nav-btn" id="scrollTopBtn" title="回到顶部">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M7.41 15.41L12 10.83l4.59 4.58L18 14l-6-6-6 6z"/></svg>
|
||
</button>
|
||
<button class="feature-btn nav-btn" id="scrollBottomBtn" title="回到底部">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M7.41 8.59L12 13.17l4.59-4.58L18 10l-6 6-6-6z"/></svg>
|
||
</button>
|
||
</div>
|
||
</div>
|
||
|
||
<div class="input-area">
|
||
<button class="attach-btn" id="attachBtn" title="上传文件">
|
||
<svg viewBox="0 0 24 24" width="24" height="24"><path fill="currentColor" d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/></svg>
|
||
</button>
|
||
<textarea
|
||
id="userInput"
|
||
placeholder="输入消息..."
|
||
rows="1"
|
||
></textarea>
|
||
<button class="send-btn" id="sendBtn">
|
||
<svg viewBox="0 0 24 24" width="24" height="24"><path fill="currentColor" d="M2.01 21L23 12 2.01 3 2 10l15 2-15 2z"/></svg>
|
||
</button>
|
||
</div>
|
||
|
||
<!-- 上传选项弹窗 -->
|
||
<div class="attach-panel" id="attachPanel">
|
||
<div class="attach-panel-content">
|
||
<div class="attach-item" data-type="image">
|
||
<div class="attach-icon">📷</div>
|
||
<div class="attach-label">上传图片</div>
|
||
</div>
|
||
<div class="attach-item" data-type="file">
|
||
<div class="attach-icon">📄</div>
|
||
<div class="attach-label">上传文件</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
<input type="file" id="imageInput" accept="image/*" style="display:none">
|
||
<input type="file" id="fileInput" accept=".txt,.md,.pdf,.doc,.docx,.json,.csv" style="display:none">
|
||
</div>
|
||
`;
|
||
|
||
appContainer.innerHTML = chatHtml;
|
||
|
||
// 重新获取 DOM 元素
|
||
messagesContainer = document.getElementById('messagesContainer');
|
||
messagesDiv = document.getElementById('messages');
|
||
userInput = document.getElementById('userInput');
|
||
sendBtn = document.getElementById('sendBtn');
|
||
welcome = document.getElementById('welcome');
|
||
thinkingBtn = document.getElementById('thinkingBtn');
|
||
searchBtn = document.getElementById('searchBtn');
|
||
|
||
// 绑定按钮事件
|
||
const backBtn = document.getElementById('backBtn');
|
||
if (backBtn) backBtn.addEventListener('click', showConversationList);
|
||
|
||
const clearBtn = document.getElementById('clearBtn');
|
||
if (clearBtn) clearBtn.addEventListener('click', clearCurrentChat);
|
||
|
||
// 绑定功能开关按钮事件
|
||
if (thinkingBtn) {
|
||
thinkingBtn.addEventListener('click', () => {
|
||
enableThinking = !enableThinking;
|
||
thinkingBtn.classList.toggle('active', enableThinking);
|
||
// 如果开启深度思考，关闭联网搜索（智谱思考模型不支持联网）
|
||
if (enableThinking && enableSearch) {
|
||
enableSearch = false;
|
||
searchBtn.classList.remove('active');
|
||
}
|
||
});
|
||
}
|
||
|
||
if (searchBtn) {
|
||
searchBtn.addEventListener('click', () => {
|
||
enableSearch = !enableSearch;
|
||
searchBtn.classList.toggle('active', enableSearch);
|
||
// 如果开启联网搜索，关闭深度思考
|
||
if (enableSearch && enableThinking) {
|
||
enableThinking = false;
|
||
thinkingBtn.classList.remove('active');
|
||
}
|
||
});
|
||
}
|
||
|
||
// 绑定置顶置底按钮事件
|
||
const scrollTopBtn = document.getElementById('scrollTopBtn');
|
||
const scrollBottomBtn = document.getElementById('scrollBottomBtn');
|
||
|
||
if (scrollTopBtn) {
|
||
scrollTopBtn.addEventListener('click', () => {
|
||
if (messagesContainer) {
|
||
messagesContainer.scrollTo({
|
||
top: 0,
|
||
behavior: 'smooth'
|
||
});
|
||
}
|
||
});
|
||
}
|
||
|
||
if (scrollBottomBtn) {
|
||
scrollBottomBtn.addEventListener('click', () => {
|
||
if (messagesContainer) {
|
||
messagesContainer.scrollTo({
|
||
top: messagesContainer.scrollHeight,
|
||
behavior: 'smooth'
|
||
});
|
||
}
|
||
});
|
||
}
|
||
|
||
// 绑定输入事件
|
||
userInput.addEventListener('keydown', handleKeyDown);
|
||
userInput.addEventListener('input', (e) => autoResize(e.target));
|
||
sendBtn.addEventListener('click', sendMessage);
|
||
|
||
// 绑定上传按钮事件
|
||
const attachBtn = document.getElementById('attachBtn');
|
||
const attachPanel = document.getElementById('attachPanel');
|
||
const imageInput = document.getElementById('imageInput');
|
||
const fileInput = document.getElementById('fileInput');
|
||
|
||
if (attachBtn) {
|
||
attachBtn.addEventListener('click', (e) => {
|
||
e.stopPropagation(); // 阻止冒泡到 document
|
||
attachPanel.classList.toggle('show');
|
||
});
|
||
}
|
||
|
||
// 点击其他地方关闭面板
|
||
document.addEventListener('click', (e) => {
|
||
if (attachPanel && attachPanel.classList.contains('show') &&
|
||
!attachPanel.contains(e.target) && !attachBtn.contains(e.target)) {
|
||
attachPanel.classList.remove('show');
|
||
}
|
||
});
|
||
|
||
// 上传选项点击
|
||
attachPanel.querySelectorAll('.attach-item').forEach(item => {
|
||
item.addEventListener('click', () => {
|
||
const type = item.getAttribute('data-type');
|
||
attachPanel.classList.remove('show');
|
||
if (type === 'image') {
|
||
imageInput.click();
|
||
} else if (type === 'file') {
|
||
fileInput.click();
|
||
}
|
||
});
|
||
});
|
||
|
||
// 图片上传处理
|
||
imageInput.addEventListener('change', handleImageUpload);
|
||
|
||
// 文件上传处理
|
||
fileInput.addEventListener('change', handleFileUpload);
|
||
|
||
// 绑定快捷按钮事件
|
||
document.querySelectorAll('.quick-btn').forEach(btn => {
|
||
btn.addEventListener('click', () => {
|
||
const text = btn.getAttribute('data-text');
|
||
userInput.value = text;
|
||
sendMessage();
|
||
});
|
||
});
|
||
|
||
// 渲染消息
|
||
renderMessages();
|
||
userInput.focus();
|
||
}
|
||
|
||
// 删除对话
|
||
function deleteConversation(id) {
|
||
if (!confirm('确定要删除这个对话吗？')) return;
|
||
|
||
conversations = conversations.filter(c => c.id !== id);
|
||
saveConversations();
|
||
showConversationList();
|
||
}
|
||
|
||
// ==================== 对话页面 ====================
|
||
|
||
// 自动调整输入框高度
|
||
function autoResize(textarea) {
|
||
textarea.style.height = 'auto';
|
||
textarea.style.height = Math.min(textarea.scrollHeight, 120) + 'px';
|
||
}
|
||
|
||
// 处理键盘事件
|
||
function handleKeyDown(event) {
|
||
if (event.key === 'Enter' && !event.shiftKey) {
|
||
event.preventDefault();
|
||
sendMessage();
|
||
}
|
||
}
|
||
|
||
// 发送快捷消息
|
||
function sendQuickMessage(text) {
|
||
userInput.value = text;
|
||
sendMessage();
|
||
}
|
||
|
||
// 发送消息（流式输出）
|
||
async function sendMessage() {
|
||
if (!currentConversation) return;
|
||
|
||
const text = userInput.value.trim();
|
||
if (!text || isLoading) return;
|
||
|
||
// 隐藏欢迎界面
|
||
welcome.style.display = 'none';
|
||
|
||
// 添加用户消息
|
||
currentConversation.messages.push({ role: 'user', content: text });
|
||
|
||
// 更新对话标题（第一条用户消息）
|
||
if (currentConversation.title === '新对话') {
|
||
currentConversation.title = text.slice(0, 30) + (text.length > 30 ? '...' : '');
|
||
// 更新标题显示
|
||
const titleEl = document.querySelector('.header h1');
|
||
if (titleEl) {
|
||
titleEl.textContent = currentConversation.title;
|
||
}
|
||
}
|
||
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
|
||
renderMessages();
|
||
userInput.value = '';
|
||
autoResize(userInput);
|
||
|
||
// 调用流式生成
|
||
await streamGenerate(currentConversation.messages.length - 1);
|
||
}
|
||
|
||
// 流式生成 AI 回复
|
||
async function streamGenerate(userMsgIndex) {
|
||
isLoading = true;
|
||
sendBtn.disabled = true;
|
||
|
||
const aiMessageIndex = currentConversation.messages.length;
|
||
const userMessage = currentConversation.messages[userMsgIndex];
|
||
|
||
// 如果开启联网搜索，先执行搜索
|
||
let searchResults = null;
|
||
if (enableSearch && userMessage.role === 'user') {
|
||
searchResults = await performSearch(userMessage.content);
|
||
}
|
||
|
||
// 只有开启深度思考时才添加 thinking 字段，开启搜索时添加 search_results 字段
|
||
currentConversation.messages.push({
|
||
role: 'assistant',
|
||
content: '',
|
||
...(enableThinking ? { thinking: '' } : {}),
|
||
...(searchResults ? { search_results: searchResults } : {})
|
||
});
|
||
renderMessages();
|
||
|
||
const lastMessageEl = messagesDiv.lastElementChild;
|
||
const contentEl = lastMessageEl.querySelector('.message-content');
|
||
const thinkingEl = lastMessageEl.querySelector('.thinking-content');
|
||
|
||
// 深度思考模式：思考块默认展开
|
||
if (enableThinking && thinkingEl) {
|
||
const thinkingBlock = lastMessageEl.querySelector('.thinking-block');
|
||
if (thinkingBlock) thinkingBlock.classList.add('expanded');
|
||
thinkingEl.innerHTML = '<span class="streaming-cursor">思考中...</span>';
|
||
}
|
||
|
||
contentEl.innerHTML = '<span class="streaming-cursor">▌</span>';
|
||
|
||
// 显示停止生成按钮
|
||
showStopGenerateBtn();
|
||
|
||
try {
|
||
// 构建消息数组
|
||
let messagesToSend = currentConversation.messages.slice(0, aiMessageIndex).map(m => ({
|
||
role: m.role,
|
||
content: m.content
|
||
}));
|
||
|
||
// 如果有搜索结果，将搜索内容添加到消息中
|
||
if (searchResults) {
|
||
const searchContext = formatSearchResultsForLLM(searchResults);
|
||
messagesToSend.push({
|
||
role: 'system',
|
||
content: `以下是搜索结果，请根据这些信息回答用户问题：\n\n${searchContext}`
|
||
});
|
||
}
|
||
|
||
// 构建请求体 - 统一使用 glm-4.5-air，通过 thinking 参数控制
|
||
const requestBody = {
|
||
model: CONFIG.model,
|
||
messages: messagesToSend,
|
||
max_tokens: CONFIG.maxTokens,
|
||
stream: true,
|
||
thinking: {
|
||
type: enableThinking ? 'enabled' : 'disabled'
|
||
}
|
||
};
|
||
|
||
const response = await fetch(CONFIG.apiUrl, {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'Authorization': `Bearer ${CONFIG.apiKey}`
|
||
},
|
||
body: JSON.stringify(requestBody)
|
||
});
|
||
|
||
if (!response.ok) {
|
||
throw new Error(`API 错误: ${response.status}`);
|
||
}
|
||
|
||
const reader = response.body.getReader();
|
||
const decoder = new TextDecoder();
|
||
let buffer = '';
|
||
let thinkingOutputStarted = false; // 正式内容是否开始输出
|
||
let abortController = new AbortController(); // 用于中断流
|
||
|
||
// 绑定停止按钮事件
|
||
const stopBtn = document.getElementById('stopGenerateBtn');
|
||
if (stopBtn) {
|
||
stopBtn.onclick = () => {
|
||
abortController.abort();
|
||
isLoading = false;
|
||
sendBtn.disabled = false;
|
||
hideStopGenerateBtn();
|
||
// 更新最终内容
|
||
if (thinkingEl && enableThinking && currentConversation.messages[aiMessageIndex].thinking) {
|
||
thinkingEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].thinking);
|
||
}
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content);
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
renderMessages();
|
||
};
|
||
}
|
||
|
||
while (true) {
|
||
if (abortController.signal.aborted) break; // 检查是否已停止
|
||
|
||
const { done, value } = await reader.read();
|
||
if (done) break;
|
||
|
||
buffer += decoder.decode(value, { stream: true });
|
||
const lines = buffer.split('\n');
|
||
buffer = lines.pop() || '';
|
||
|
||
for (const line of lines) {
|
||
if (line.startsWith('data: ')) {
|
||
const jsonStr = line.slice(6).trim();
|
||
if (jsonStr === '[DONE]') continue;
|
||
|
||
try {
|
||
const data = JSON.parse(jsonStr);
|
||
const delta = data.choices?.[0]?.delta;
|
||
|
||
if (delta) {
|
||
// 只有开启深度思考时才处理思考内容
|
||
if (enableThinking && (delta.reasoning_content || delta.thinking)) {
|
||
const thinkingChunk = delta.reasoning_content || delta.thinking;
|
||
currentConversation.messages[aiMessageIndex].thinking += thinkingChunk;
|
||
if (thinkingEl) {
|
||
thinkingEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].thinking) + '<span class="streaming-cursor">▌</span>';
|
||
}
|
||
scrollToBottom();
|
||
}
|
||
|
||
// 处理正式回复内容
|
||
if (delta.content) {
|
||
// 如果开启深度思考且开始输出正式内容，折叠思考块
|
||
if (enableThinking && !thinkingOutputStarted && currentConversation.messages[aiMessageIndex].thinking) {
|
||
thinkingOutputStarted = true;
|
||
// 折叠思考内容
|
||
const thinkingBlock = lastMessageEl.querySelector('.thinking-block');
|
||
if (thinkingBlock) thinkingBlock.classList.remove('expanded');
|
||
if (thinkingEl) thinkingEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].thinking);
|
||
}
|
||
|
||
currentConversation.messages[aiMessageIndex].content += delta.content;
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content) + '<span class="streaming-cursor">▌</span>';
|
||
scrollToBottom();
|
||
}
|
||
}
|
||
} catch (e) {}
|
||
}
|
||
}
|
||
}
|
||
|
||
// 最终渲染
|
||
if (thinkingEl && enableThinking && currentConversation.messages[aiMessageIndex].thinking) {
|
||
thinkingEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].thinking);
|
||
}
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content);
|
||
|
||
} catch (error) {
|
||
console.error('Error:', error);
|
||
currentConversation.messages[aiMessageIndex].content = `抱歉，出现了错误：${error.message}\n\n请检查网络连接后重试。`;
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content);
|
||
} finally {
|
||
isLoading = false;
|
||
sendBtn.disabled = false;
|
||
hideStopGenerateBtn();
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
renderMessages();
|
||
|
||
// 自动总结标题：第一次对话和每隔5次对话
|
||
const totalMessages = currentConversation.messages.length;
|
||
if (totalMessages === 1 || totalMessages % 5 === 0) {
|
||
await generateConversationTitle();
|
||
}
|
||
}
|
||
}
|
||
|
||
// 执行 Tavily 搜索
|
||
async function performSearch(query) {
|
||
try {
|
||
const response = await fetch(CONFIG.tavilyApiUrl, {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'Authorization': `Bearer ${CONFIG.tavilyApiKey}`
|
||
},
|
||
body: JSON.stringify({
|
||
query: query,
|
||
max_results: 5,
|
||
include_raw_content: false
|
||
})
|
||
});
|
||
|
||
if (!response.ok) {
|
||
console.error('搜索失败:', response.status);
|
||
return null;
|
||
}
|
||
|
||
const data = await response.json();
|
||
return data.results || [];
|
||
} catch (error) {
|
||
console.error('搜索错误:', error);
|
||
return null;
|
||
}
|
||
}
|
||
|
||
// 格式化搜索结果给 LLM
|
||
function formatSearchResultsForLLM(results) {
|
||
if (!results || results.length === 0) return '无搜索结果';
|
||
|
||
return results.map((r, i) =>
|
||
`${i + 1}. 【${r.title}】\n来源: ${r.url}\n摘要: ${r.content || '无摘要'}\n`
|
||
).join('\n');
|
||
}
|
||
|
||
// 显示停止生成按钮
|
||
function showStopGenerateBtn() {
|
||
// 检查是否已存在
|
||
if (document.getElementById('stopGenerateBtn')) return;
|
||
|
||
const stopBtn = document.createElement('button');
|
||
stopBtn.id = 'stopGenerateBtn';
|
||
stopBtn.className = 'stop-generate-btn';
|
||
stopBtn.innerHTML = `
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M6 6h12v12H6z"/></svg>
|
||
<span>停止生成</span>
|
||
`;
|
||
|
||
// 插入到消息容器底部
|
||
if (messagesContainer) {
|
||
messagesContainer.appendChild(stopBtn);
|
||
}
|
||
}
|
||
|
||
// 隐藏停止生成按钮
|
||
function hideStopGenerateBtn() {
|
||
const stopBtn = document.getElementById('stopGenerateBtn');
|
||
if (stopBtn) {
|
||
stopBtn.remove();
|
||
}
|
||
}
|
||
|
||
// 生成对话标题
|
||
async function generateConversationTitle() {
|
||
if (!currentConversation) return;
|
||
|
||
// 构建对话摘要
|
||
const conversationText = currentConversation.messages.map(m =>
|
||
`${m.role === 'user' ? '用户' : 'AI'}: ${m.content.slice(0, 200)}`
|
||
).join('\n');
|
||
|
||
const titlePrompt = `请用不超过10个字总结以下对话的主题，只输出标题，不要其他内容：
|
||
${conversationText}`;
|
||
|
||
try {
|
||
const response = await fetch(CONFIG.apiUrl, {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'Authorization': `Bearer ${CONFIG.apiKey}`
|
||
},
|
||
body: JSON.stringify({
|
||
model: CONFIG.model,
|
||
messages: [{ role: 'user', content: titlePrompt }],
|
||
max_tokens: 50
|
||
})
|
||
});
|
||
|
||
if (response.ok) {
|
||
const data = await response.json();
|
||
const newTitle = data.choices?.[0]?.message?.content?.trim();
|
||
if (newTitle && newTitle.length > 0 && newTitle.length <= 15) {
|
||
currentConversation.title = newTitle;
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
|
||
// 更新页面标题显示
|
||
const titleEl = document.querySelector('.header h1');
|
||
if (titleEl) {
|
||
titleEl.textContent = newTitle;
|
||
}
|
||
}
|
||
}
|
||
} catch (error) {
|
||
console.error('生成标题失败:', error);
|
||
}
|
||
}
|
||
|
||
// 重新生成 AI 回复
|
||
async function regenerate(index) {
|
||
if (!currentConversation || isLoading || index < 1) return;
|
||
|
||
const userMsgIndex = index - 1;
|
||
if (currentConversation.messages[userMsgIndex].role !== 'user') return;
|
||
|
||
currentConversation.messages.splice(index, 1);
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
|
||
await streamGenerate(userMsgIndex);
|
||
}
|
||
|
||
// 删除消息
|
||
function deleteMessage(index) {
|
||
if (!currentConversation || isLoading) return;
|
||
|
||
const msg = currentConversation.messages[index];
|
||
|
||
if (msg.role === 'assistant') {
|
||
if (index > 0 && currentConversation.messages[index - 1].role === 'user') {
|
||
currentConversation.messages.splice(index - 1, 2);
|
||
} else {
|
||
currentConversation.messages.splice(index, 1);
|
||
}
|
||
} else {
|
||
if (index < currentConversation.messages.length - 1 && currentConversation.messages[index + 1].role === 'assistant') {
|
||
currentConversation.messages.splice(index, 2);
|
||
} else {
|
||
currentConversation.messages.splice(index, 1);
|
||
}
|
||
}
|
||
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
renderMessages();
|
||
|
||
if (currentConversation.messages.length === 0) {
|
||
welcome.style.display = 'block';
|
||
}
|
||
}
|
||
|
||
// 复制消息（复制原文）
|
||
function copyMessage(index) {
|
||
if (!currentConversation) return;
|
||
|
||
const msg = currentConversation.messages[index];
|
||
// 如果是图片消息，复制图片描述或提示
|
||
let content = msg.content;
|
||
if (msg.image && content === '[图片]') {
|
||
content = '[图片: ' + (msg.imageName || '未命名') + ']';
|
||
}
|
||
|
||
// HTTP 环境下 navigator.clipboard 不工作，优先使用 fallback
|
||
try {
|
||
const textarea = document.createElement('textarea');
|
||
textarea.value = content;
|
||
textarea.style.position = 'fixed';
|
||
textarea.style.top = '0';
|
||
textarea.style.left = '0';
|
||
textarea.style.opacity = '0';
|
||
textarea.style.pointerEvents = 'none';
|
||
document.body.appendChild(textarea);
|
||
textarea.focus();
|
||
textarea.select();
|
||
|
||
const success = document.execCommand('copy');
|
||
document.body.removeChild(textarea);
|
||
|
||
if (success) {
|
||
showToast('已复制到剪贴板');
|
||
} else {
|
||
showToast('复制失败，请手动复制');
|
||
}
|
||
} catch (err) {
|
||
console.error('复制失败:', err);
|
||
showToast('复制失败，请手动复制');
|
||
}
|
||
}
|
||
|
||
// 清空当前对话
|
||
function clearCurrentChat() {
|
||
if (!currentConversation) return;
|
||
|
||
if (confirm('确定要清空当前对话吗？')) {
|
||
currentConversation.messages = [];
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
renderMessages();
|
||
welcome.style.display = 'block';
|
||
}
|
||
}
|
||
|
||
// 渲染消息
|
||
function renderMessages() {
|
||
if (!currentConversation) return;
|
||
|
||
// 根据消息数量显示/隐藏欢迎界面
|
||
if (welcome) {
|
||
welcome.style.display = currentConversation.messages.length > 0 ? 'none' : 'block';
|
||
}
|
||
|
||
messagesDiv.innerHTML = currentConversation.messages.map((msg, index) => {
|
||
const isUser = msg.role === 'user';
|
||
const avatar = isUser ? '👤' : '🤖';
|
||
|
||
// 处理消息内容（支持图片）
|
||
let contentHtml = '';
|
||
if (msg.image) {
|
||
// 图片消息
|
||
contentHtml = `<div class="message-image"><img src="${msg.image}" alt="${msg.imageName || '图片'}"></div>`;
|
||
if (msg.content && msg.content !== '[图片]') {
|
||
contentHtml += `<div class="message-text">${renderMarkdown(msg.content)}</div>`;
|
||
}
|
||
} else {
|
||
contentHtml = renderMarkdown(msg.content);
|
||
}
|
||
|
||
// 思考内容块（仅AI消息）
|
||
let thinkingHtml = '';
|
||
if (!isUser && msg.thinking) {
|
||
thinkingHtml = `
|
||
<div class="thinking-block" onclick="toggleThinking(this)">
|
||
<div class="thinking-header">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/></svg>
|
||
<span>思考过程</span>
|
||
<svg class="thinking-arrow" viewBox="0 0 24 24" width="14" height="14"><path fill="currentColor" d="M7 10l5 5 5-5z"/></svg>
|
||
</div>
|
||
<div class="thinking-content">${renderMarkdown(msg.thinking)}</div>
|
||
</div>`;
|
||
}
|
||
|
||
// 搜索结果块（仅AI消息，放在思考块前面）
|
||
let searchHtml = '';
|
||
if (!isUser && msg.search_results && msg.search_results.length > 0) {
|
||
searchHtml = `
|
||
<div class="search-results-block" onclick="toggleSearchResults(this)">
|
||
<div class="search-results-header">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 7 9.5 7 14 9.01 14 9.5 11.99 14 9.5 14z"/></svg>
|
||
<span>搜索结果 (${msg.search_results.length})</span>
|
||
<svg class="search-results-arrow" viewBox="0 0 24 24" width="14" height="14"><path fill="currentColor" d="M7 10l5 5 5-5z"/></svg>
|
||
</div>
|
||
<div class="search-results-content">
|
||
${msg.search_results.map((r, i) => `
|
||
<div class="search-result-link">
|
||
<span class="search-result-num">${i + 1}</span>
|
||
<a href="${r.url}" target="_blank" rel="noopener">${escapeHtml(r.title)}</a>
|
||
</div>
|
||
`).join('')}
|
||
</div>
|
||
</div>`;
|
||
}
|
||
|
||
const copyIcon = `<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg>`;
|
||
|
||
const actions = isUser
|
||
? `<div class="message-actions">
|
||
<button class="action-btn copy-btn" data-index="${index}" title="复制">${copyIcon}</button>
|
||
<button class="action-btn delete-btn" data-index="${index}" title="删除">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M6 19c0 1.1.9 2 2 2h8c1.1 0 2-.9 2-2V7H6v12zM19 4h-3.5l-1-1h-5l-1 1H5v2h14V4z"/></svg>
|
||
</button>
|
||
</div>`
|
||
: `<div class="message-actions">
|
||
<button class="action-btn copy-btn" data-index="${index}" title="复制">${copyIcon}</button>
|
||
<button class="action-btn regenerate-btn" data-index="${index}" title="重新生成">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M17.65 6.35C16.2 4.9 14.21 4 12 4c-4.42 0-7.99 3.58-7.99 8s3.57 8 7.99 8c3.73 0 6.84-2.55 7.73-6h-2.08c-.82 2.33-3.04 4-5.65 4-3.31 0-6-2.69-6-6s2.69-6 6-6c1.66 0 3.14.69 4.22 1.78L13 11h7V4l-2.35 2.35z"/></svg>
|
||
</button>
|
||
<button class="action-btn delete-btn" data-index="${index}" title="删除">
|
||
<svg viewBox="0 0 24 24" width="16" height="16"><path fill="currentColor" d="M6 19c0 1.1.9 2 2 2h8c1.1 0 2-.9 2-2V7H6v12zM19 4h-3.5l-1-1h-5l-1 1H5v2h14V4z"/></svg>
|
||
</button>
|
||
</div>`;
|
||
|
||
return `
|
||
<div class="message ${msg.role}" data-index="${index}">
|
||
<div class="message-avatar">${avatar}</div>
|
||
<div class="message-body">
|
||
${searchHtml}
|
||
${thinkingHtml}
|
||
<div class="message-content">${contentHtml}</div>
|
||
${actions}
|
||
</div>
|
||
</div>
|
||
`;
|
||
}).join('');
|
||
|
||
// 绑定消息操作按钮事件（事件委托）
|
||
messagesDiv.querySelectorAll('.copy-btn').forEach(btn => {
|
||
btn.addEventListener('click', () => copyMessage(parseInt(btn.dataset.index)));
|
||
});
|
||
messagesDiv.querySelectorAll('.regenerate-btn').forEach(btn => {
|
||
btn.addEventListener('click', () => regenerate(parseInt(btn.dataset.index)));
|
||
});
|
||
messagesDiv.querySelectorAll('.delete-btn').forEach(btn => {
|
||
btn.addEventListener('click', () => deleteMessage(parseInt(btn.dataset.index)));
|
||
});
|
||
|
||
scrollToBottom();
|
||
}
|
||
|
||
// 折叠/展开思考内容
|
||
function toggleThinking(block) {
|
||
block.classList.toggle('expanded');
|
||
}
|
||
|
||
// 折叠/展开搜索结果
|
||
function toggleSearchResults(block) {
|
||
block.classList.toggle('expanded');
|
||
}
|
||
|
||
// ==================== 工具函数 ====================
|
||
|
||
// 渲染 Markdown
|
||
function renderMarkdown(text) {
|
||
if (!text) return '';
|
||
|
||
marked.setOptions({
|
||
breaks: true,
|
||
gfm: true
|
||
});
|
||
|
||
return marked.parse(text);
|
||
}
|
||
|
||
// 滚动到底部
|
||
function scrollToBottom() {
|
||
if (messagesContainer) {
|
||
messagesContainer.scrollTop = messagesContainer.scrollHeight;
|
||
}
|
||
}
|
||
|
||
// 保存对话列表
|
||
function saveConversations() {
|
||
localStorage.setItem('conversations', JSON.stringify(conversations));
|
||
}
|
||
|
||
// 显示提示
|
||
function showToast(message) {
|
||
const toast = document.createElement('div');
|
||
toast.className = 'toast';
|
||
toast.textContent = message;
|
||
document.body.appendChild(toast);
|
||
|
||
setTimeout(() => toast.classList.add('show'), 10);
|
||
setTimeout(() => {
|
||
toast.classList.remove('show');
|
||
setTimeout(() => document.body.removeChild(toast), 300);
|
||
}, 2000);
|
||
}
|
||
|
||
// HTML转义
|
||
function escapeHtml(text) {
|
||
const div = document.createElement('div');
|
||
div.textContent = text;
|
||
return div.innerHTML;
|
||
}
|
||
|
||
// 格式化时间
|
||
function formatTime(timestamp) {
|
||
const date = new Date(timestamp);
|
||
const now = new Date();
|
||
const diff = now - date;
|
||
|
||
if (diff < 60000) return '刚刚';
|
||
if (diff < 3600000) return Math.floor(diff / 60000) + '分钟前';
|
||
if (diff < 86400000) return Math.floor(diff / 3600000) + '小时前';
|
||
if (diff < 604800000) return Math.floor(diff / 86400000) + '天前';
|
||
|
||
return date.toLocaleDateString('zh-CN');
|
||
}
|
||
|
||
// PWA 注册
|
||
if ('serviceWorker' in navigator) {
|
||
navigator.serviceWorker.register('sw.js').catch(() => {});
|
||
}
|
||
|
||
// ==================== 文件上传处理 ====================
|
||
|
||
// 处理图片上传
|
||
async function handleImageUpload(e) {
|
||
const file = e.target.files[0];
|
||
if (!file) return;
|
||
|
||
// 读取图片为base64
|
||
const reader = new FileReader();
|
||
reader.onload = async (event) => {
|
||
const base64 = event.target.result;
|
||
|
||
// 添加用户消息（显示图片）
|
||
currentConversation.messages.push({
|
||
role: 'user',
|
||
content: '[图片]',
|
||
image: base64,
|
||
imageName: file.name
|
||
});
|
||
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
renderMessages();
|
||
|
||
// 隐藏欢迎界面
|
||
if (welcome) welcome.style.display = 'none';
|
||
|
||
// 调用AI生成
|
||
await streamGenerateWithImage(base64, file.name);
|
||
};
|
||
reader.readAsDataURL(file);
|
||
|
||
// 清空input以便再次选择同一文件
|
||
e.target.value = '';
|
||
}
|
||
|
||
// 处理文件上传
|
||
async function handleFileUpload(e) {
|
||
const file = e.target.files[0];
|
||
if (!file) return;
|
||
|
||
const reader = new FileReader();
|
||
reader.onload = async (event) => {
|
||
const content = event.target.result;
|
||
const fileName = file.name;
|
||
|
||
// 添加用户消息
|
||
currentConversation.messages.push({
|
||
role: 'user',
|
||
content: `[文件: ${fileName}]\\n\\n${content.slice(0, 500)}${content.length > 500 ? '...' : ''}`
|
||
});
|
||
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
renderMessages();
|
||
|
||
if (welcome) welcome.style.display = 'none';
|
||
|
||
// 调用AI生成
|
||
await streamGenerateWithFile(content, fileName);
|
||
};
|
||
|
||
// 根据文件类型读取
|
||
if (file.name.endsWith('.pdf') || file.name.endsWith('.doc') || file.name.endsWith('.docx')) {
|
||
// PDF/Word文件暂时只显示文件名
|
||
showToast('PDF/Word文件暂不支持解析，请上传文本文件');
|
||
e.target.value = '';
|
||
return;
|
||
}
|
||
|
||
reader.readAsText(file);
|
||
e.target.value = '';
|
||
}
|
||
|
||
// 带图片的流式生成
|
||
async function streamGenerateWithImage(base64, imageName) {
|
||
isLoading = true;
|
||
sendBtn.disabled = true;
|
||
|
||
const aiMessageIndex = currentConversation.messages.length;
|
||
currentConversation.messages.push({ role: 'assistant', content: '' });
|
||
renderMessages();
|
||
|
||
const lastMessageEl = messagesDiv.lastElementChild;
|
||
const contentEl = lastMessageEl.querySelector('.message-content');
|
||
contentEl.innerHTML = '<span class="streaming-cursor">▌</span>';
|
||
|
||
try {
|
||
// 构建多模态消息
|
||
const messages = currentConversation.messages.slice(0, aiMessageIndex).map(m => {
|
||
if (m.image) {
|
||
return {
|
||
role: m.role,
|
||
content: [
|
||
{ type: 'image_url', image_url: { url: m.image } },
|
||
{ type: 'text', text: '请分析这张图片' }
|
||
]
|
||
};
|
||
}
|
||
return { role: m.role, content: m.content };
|
||
});
|
||
|
||
const response = await fetch(CONFIG.apiUrl, {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'Authorization': `Bearer ${CONFIG.apiKey}`
|
||
},
|
||
body: JSON.stringify({
|
||
model: 'glm-4v-flash', // 视觉模型
|
||
messages: messages,
|
||
max_tokens: CONFIG.maxTokens,
|
||
stream: true
|
||
})
|
||
});
|
||
|
||
if (!response.ok) {
|
||
throw new Error(`API错误: ${response.status}`);
|
||
}
|
||
|
||
const reader = response.body.getReader();
|
||
const decoder = new TextDecoder();
|
||
let buffer = '';
|
||
|
||
while (true) {
|
||
const { done, value } = await reader.read();
|
||
if (done) break;
|
||
|
||
buffer += decoder.decode(value, { stream: true });
|
||
const lines = buffer.split('\\n');
|
||
buffer = lines.pop() || '';
|
||
|
||
for (const line of lines) {
|
||
if (line.startsWith('data: ')) {
|
||
const jsonStr = line.slice(6).trim();
|
||
if (jsonStr === '[DONE]') continue;
|
||
|
||
try {
|
||
const data = JSON.parse(jsonStr);
|
||
if (data.choices && data.choices[0]?.delta?.content) {
|
||
currentConversation.messages[aiMessageIndex].content += data.choices[0].delta.content;
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content) + '<span class="streaming-cursor">▌</span>';
|
||
scrollToBottom();
|
||
}
|
||
} catch (err) {}
|
||
}
|
||
}
|
||
}
|
||
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content);
|
||
|
||
} catch (error) {
|
||
console.error('Error:', error);
|
||
currentConversation.messages[aiMessageIndex].content = `抱歉，图片分析失败：${error.message}`;
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content);
|
||
} finally {
|
||
isLoading = false;
|
||
sendBtn.disabled = false;
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
renderMessages();
|
||
}
|
||
}
|
||
|
||
// 带文件的流式生成
|
||
async function streamGenerateWithFile(content, fileName) {
|
||
isLoading = true;
|
||
sendBtn.disabled = true;
|
||
|
||
const aiMessageIndex = currentConversation.messages.length;
|
||
currentConversation.messages.push({ role: 'assistant', content: '' });
|
||
renderMessages();
|
||
|
||
const lastMessageEl = messagesDiv.lastElementChild;
|
||
const contentEl = lastMessageEl.querySelector('.message-content');
|
||
contentEl.innerHTML = '<span class="streaming-cursor">▌</span>';
|
||
|
||
try {
|
||
const messages = currentConversation.messages.slice(0, aiMessageIndex).map(m => ({
|
||
role: m.role,
|
||
content: m.content
|
||
}));
|
||
|
||
// 添加文件内容作为系统提示
|
||
messages.unshift({
|
||
role: 'system',
|
||
content: `以下是用户上传的文件内容，请根据内容回答问题：\\n文件名：${fileName}\\n内容：\\n${content}`
|
||
});
|
||
|
||
const response = await fetch(CONFIG.apiUrl, {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'Authorization': `Bearer ${CONFIG.apiKey}`
|
||
},
|
||
body: JSON.stringify({
|
||
model: CONFIG.model,
|
||
messages: messages,
|
||
max_tokens: CONFIG.maxTokens,
|
||
stream: true
|
||
})
|
||
});
|
||
|
||
if (!response.ok) {
|
||
throw new Error(`API错误: ${response.status}`);
|
||
}
|
||
|
||
const reader = response.body.getReader();
|
||
const decoder = new TextDecoder();
|
||
let buffer = '';
|
||
|
||
while (true) {
|
||
const { done, value } = await reader.read();
|
||
if (done) break;
|
||
|
||
buffer += decoder.decode(value, { stream: true });
|
||
const lines = buffer.split('\\n');
|
||
buffer = lines.pop() || '';
|
||
|
||
for (const line of lines) {
|
||
if (line.startsWith('data: ')) {
|
||
const jsonStr = line.slice(6).trim();
|
||
if (jsonStr === '[DONE]') continue;
|
||
|
||
try {
|
||
const data = JSON.parse(jsonStr);
|
||
if (data.choices && data.choices[0]?.delta?.content) {
|
||
currentConversation.messages[aiMessageIndex].content += data.choices[0].delta.content;
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content) + '<span class="streaming-cursor">▌</span>';
|
||
scrollToBottom();
|
||
}
|
||
} catch (err) {}
|
||
}
|
||
}
|
||
}
|
||
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content);
|
||
|
||
} catch (error) {
|
||
console.error('Error:', error);
|
||
currentConversation.messages[aiMessageIndex].content = `抱歉，文件处理失败：${error.message}`;
|
||
contentEl.innerHTML = renderMarkdown(currentConversation.messages[aiMessageIndex].content);
|
||
} finally {
|
||
isLoading = false;
|
||
sendBtn.disabled = false;
|
||
currentConversation.updatedAt = Date.now();
|
||
saveConversations();
|
||
renderMessages();
|
||
}
|
||
} |