/* =====================================================================
CowAgent Console - Main Application Script
===================================================================== */
// =====================================================================
// Version — fetched from backend (single source: /VERSION file)
// =====================================================================
let APP_VERSION = '';
// =====================================================================
// i18n
// =====================================================================
const I18N = {
zh: {
console: '控制台',
nav_chat: '对话', nav_manage: '管理', nav_monitor: '监控',
menu_chat: '对话', menu_config: '配置', menu_models: '模型', menu_skills: '技能',
menu_memory: '记忆', menu_knowledge: '知识', menu_channels: '通道', menu_tasks: '定时',
menu_logs: '日志',
models_title: '模型管理',
models_desc: '统一管理对话、图像、语音、向量、搜索能力',
models_section_vendors: '厂商凭据',
models_section_vendors_desc: '一处配置,多个模型能力共享',
models_section_capabilities: '模型能力',
models_add_vendor: '添加厂商',
models_provider: '厂商',
models_model: '模型',
models_voice: '音色',
models_configured: '已配置',
models_not_configured: '未配置',
models_pick_to_configure: '选择以配置',
models_clear_credential: '清除凭据',
models_base_default_hint: '留空将使用官方默认地址',
models_base_default: '默认',
models_capability_chat: '主模型',
models_capability_chat_desc: '用于基础对话和 Agent 推理',
models_capability_vision: '图像理解',
models_capability_vision_desc: '识别图片内容,用于图像识别工具',
models_capability_image: '图像生成',
models_capability_image_desc: '生成图片,用于图像生成技能',
models_auto_using: '当前优先使用',
models_capability_asr: '语音识别',
models_capability_asr_desc: '语音转文字',
models_capability_tts: '语音合成',
models_capability_tts_desc: '文字转语音',
models_capability_embedding: '向量',
models_capability_embedding_desc: '用于记忆与知识的向量化检索',
models_capability_search: '联网搜索',
models_capability_search_desc: '实时网页检索能力,用于搜索工具',
models_strategy_auto: '自动',
models_search_strategy_label: '策略',
models_search_strategy_fixed: '指定',
models_search_strategy_auto_hint: '从已配置厂商中自动选择',
models_search_strategy_fixed_hint: '指定使用搜索厂商',
models_pending_config: '待配置',
models_search_available_label: '可用搜索厂商:',
models_search_none_configured: '暂未启用任何搜索厂商,点击添加',
models_search_add_provider: '添加厂商',
models_search_add_desc: '选择一个搜索厂商进行配置',
models_search_bocha_title: '配置博查 API Key',
models_search_bocha_desc: '前往博查开放平台创建 API Key',
models_search_edit_hint: '点击修改配置',
models_unavailable: '不可用',
models_set_via_env: '通过环境变量启用',
models_dim_label: '维度',
models_save_success: '已保存',
models_save_failed: '保存失败',
models_cleared: '已清除',
models_clear_failed: '清除失败',
models_embedding_change_title: '更改向量模型',
models_embedding_change_msg: '切换向量模型后,已有索引将失效,需要重建。是否继续?',
models_embedding_saved_title: '向量模型已更新',
models_embedding_saved_msg: '请在聊天框输入 /memory rebuild-index 重建索引。',
models_embedding_saved_ok: '去执行',
models_pick_provider: '待选择',
models_clear_confirm_title: '清除厂商凭据',
models_clear_confirm_msg: '确认清除该厂商的 API Key 与 Base URL 吗?相关能力将不再可用。',
cancel: '取消',
save: '保存',
ok: '确定',
knowledge_title: '知识库', knowledge_desc: '浏览和探索你的知识库',
knowledge_tab_docs: '文档', knowledge_tab_graph: '图谱',
knowledge_loading: '加载知识库中...', knowledge_loading_desc: '知识页面将显示在这里',
knowledge_select_hint: '选择一个文档查看', knowledge_empty_hint: '暂无知识页面',
knowledge_empty_guide: '在对话中发送文档、链接或主题给 Agent,它会自动整理到你的知识库中。',
knowledge_go_chat: '开始对话',
welcome_subtitle: '我可以帮你解答问题、管理计算机、创造和执行技能,并通过
长期记忆和知识库不断成长',
example_sys_title: '系统管理', example_sys_text: '查看工作空间里有哪些文件',
example_task_title: '定时任务', example_task_text: '1分钟后提醒我检查服务器',
example_code_title: '编程助手', example_code_text: '搜索AI资讯并生成可视化网页报告',
example_knowledge_title: '知识库', example_knowledge_text: '查看知识库当前文档情况',
example_skill_title: '技能系统', example_skill_text: '查看所有支持的工具和技能',
example_web_title: '指令中心', example_web_text: '查看全部命令',
input_placeholder: '输入消息,或输入 / 使用指令',
config_title: '配置管理', config_desc: '管理模型和 Agent 配置',
config_model: '模型配置', config_agent: 'Agent 配置',
config_model_advanced: '高级配置',
config_channel: '通道配置',
config_agent_enabled: 'Agent 模式',
config_max_tokens: '最大上下文 Token', config_max_tokens_hint: '对话中 Agent 能输入的最大 Token 长度,超过后会智能压缩处理',
config_max_turns: '最大记忆轮次', config_max_turns_hint: '一问一答为一轮,超过后会智能压缩处理',
config_max_steps: '最大执行步数', config_max_steps_hint: '单次对话中 Agent 最多调用工具的次数',
config_enable_thinking: '深度思考', config_enable_thinking_hint: '是否启用深度思考模式',
config_channel_type: '通道类型',
config_provider: '模型厂商', config_model_name: '模型',
config_custom_model_hint: '输入自定义模型名称',
config_save: '保存', config_saved: '已保存',
config_save_error: '保存失败',
config_custom_option: '自定义',
config_custom_tip: '接口需遵循 OpenAI API 协议',
config_security: '安全设置', config_password: '访问密码',
config_password_hint: '留空则不启用密码保护',
config_password_changed: '密码已更新,请重新登录',
config_password_cleared: '密码已清除',
skills_title: '技能管理', skills_desc: '查看、启用或禁用 Agent 工具和技能', skills_hub_btn: '探索技能广场',
skills_loading: '加载技能中...', skills_loading_desc: '技能加载后将显示在此处',
tools_section_title: '内置工具', tools_loading: '加载工具中...',
skills_section_title: '技能', skill_enable: '启用', skill_disable: '禁用',
skill_toggle_error: '操作失败,请稍后再试',
memory_title: '记忆管理', memory_desc: '查看 Agent 记忆文件和内容',
memory_tab_files: '记忆文件', memory_tab_dreams: '梦境日记',
memory_loading: '加载记忆文件中...', memory_loading_desc: '记忆文件将显示在此处',
memory_back: '返回列表',
memory_col_name: '文件名', memory_col_type: '类型', memory_col_size: '大小', memory_col_updated: '更新时间',
channels_title: '通道管理', channels_desc: '管理已接入的消息通道',
channels_add: '接入通道', channels_disconnect: '断开',
channels_save: '保存配置', channels_saved: '已保存', channels_save_error: '保存失败',
channels_restarted: '已保存并重启',
channels_connect_btn: '接入', channels_cancel: '取消',
channels_select_placeholder: '选择要接入的通道...',
channels_empty: '暂未接入任何通道', channels_empty_desc: '点击右上角「接入通道」按钮开始配置',
channels_disconnect_confirm: '确认断开该通道?配置将保留但通道会停止运行。',
channels_connected: '已接入', channels_connecting: '接入中...',
weixin_scan_title: '微信扫码登录', weixin_scan_desc: '请使用微信扫描下方二维码',
weixin_scan_loading: '正在获取二维码...', weixin_scan_waiting: '等待扫码...',
weixin_scan_scanned: '已扫码,请在手机上确认', weixin_scan_expired: '二维码已过期,正在刷新...',
weixin_scan_success: '登录成功,正在启动通道...', weixin_scan_fail: '获取二维码失败',
weixin_qr_tip: '二维码约2分钟后过期',
wecom_scan_btn: '扫码创建企微机器人', wecom_scan_desc: '使用企业微信扫码,一键创建智能机器人',
wecom_scan_success: '创建成功,正在启动通道...',
wecom_scan_fail: '创建失败',
wecom_mode_scan: '扫码接入', wecom_mode_manual: '手动填写',
feishu_scan_btn: '一键创建飞书应用',
feishu_scan_desc: '使用飞书 App 扫码,自动创建应用并预置全部权限与事件订阅',
feishu_scan_replace_desc: '使用飞书 App 扫码创建新机器人,将覆盖当前的 App ID / Secret',
feishu_scan_loading: '正在向飞书申请二维码...',
feishu_scan_waiting: '等待扫码...',
feishu_scan_tip: '二维码 10 分钟内有效,仅供一次扫描',
feishu_scan_open_link: '或点击此处在浏览器中打开',
feishu_scan_success: '应用创建成功,正在启动通道...',
feishu_scan_expired: '二维码已过期,请重试',
feishu_scan_denied: '已取消授权',
feishu_scan_fail: '创建失败',
feishu_scan_retry: '重试',
feishu_mode_scan: '扫码创建', feishu_mode_manual: '手动填写',
tasks_title: '定时任务', tasks_desc: '查看和管理定时任务',
tasks_coming: '即将推出', tasks_coming_desc: '定时任务管理功能即将在此提供',
logs_title: '日志', logs_desc: '实时日志输出 (run.log)',
logs_live: '实时', logs_coming_msg: '日志流即将在此提供。将连接 run.log 实现类似 tail -f 的实时输出。',
new_chat: '新对话',
session_history: '历史会话',
today: '今天', yesterday: '昨天', earlier: '更早',
delete_session_confirm: '确认删除该会话?所有消息将被清除。',
delete_session_title: '删除会话',
untitled_session: '新对话',
context_cleared: '— 以上内容已从上下文中移除 —',
tip_new_chat: '新建对话',
tip_clear_context: '清除上下文',
tip_attach: '添加附件',
attach_menu_file: '上传文件',
mic_idle_title: '点击录音 / 再按一次结束',
mic_recording_title: '录音中,再次点击结束',
mic_busy_title: '识别中…',
mic_permission_denied: '无法访问麦克风,请检查浏览器权限',
mic_too_short: '录音太短,请重试',
mic_error: '语音识别失败',
speak_msg: '朗读这段回复',
voice_reply_mode_label: '语音回复策略',
voice_reply_off: '关闭',
voice_reply_if_voice: '仅语音问/语音答',
voice_reply_always: '总是语音回复',
attach_menu_folder: '上传文件夹',
confirm_yes: '确认',
confirm_cancel: '取消',
error_send: '发送失败,请稍后再试。', error_timeout: '请求超时,请再试一次。',
thinking_in_progress: '思考中...', thinking_done: '已深度思考', thinking_duration: '耗时',
},
en: {
console: 'Console',
nav_chat: 'Chat', nav_manage: 'Management', nav_monitor: 'Monitor',
menu_chat: 'Chat', menu_config: 'Config', menu_models: 'Models', menu_skills: 'Skills',
menu_memory: 'Memory', menu_knowledge: 'Knowledge', menu_channels: 'Channels', menu_tasks: 'Tasks',
menu_logs: 'Logs',
models_title: 'Models',
models_desc: 'Manage chat, image, voice, embedding and search capabilities in one place',
models_section_vendors: 'Vendor Credentials',
models_section_vendors_desc: 'Configured once, shared by multiple model capabilities',
models_section_capabilities: 'Capabilities',
models_add_vendor: 'Add Vendor',
models_provider: 'Provider',
models_model: 'Model',
models_voice: 'Voice',
models_configured: 'configured',
models_not_configured: 'not configured',
models_pick_to_configure: 'pick to configure',
models_clear_credential: 'Clear credentials',
models_base_default_hint: 'Leave blank to use the official default base URL',
models_base_default: 'Default',
models_capability_chat: 'Main Model',
models_capability_chat_desc: 'Used for basic chat and agent reasoning',
models_capability_vision: 'Image Understanding',
models_capability_vision_desc: 'Recognizes image content, used by image recognition tools',
models_capability_image: 'Image Generation',
models_capability_image_desc: 'Generates images, used by image generation skills',
models_auto_using: 'Preferred',
models_capability_asr: 'Speech Recognition',
models_capability_asr_desc: 'Voice to text',
models_capability_tts: 'Speech Synthesis',
models_capability_tts_desc: 'Text to voice',
models_capability_embedding: 'Embedding',
models_capability_embedding_desc: 'Used for vectorized retrieval of memory and knowledge',
models_capability_search: 'Web Search',
models_capability_search_desc: 'Real-time web retrieval, used by search tools',
models_strategy_auto: 'auto',
models_search_strategy_label: 'Strategy',
models_search_strategy_fixed: 'Pinned',
models_search_strategy_auto_hint: 'Auto-pick from configured providers',
models_search_strategy_fixed_hint: 'Always use a specific provider',
models_pending_config: 'Pending setup',
models_search_available_label: 'Available:',
models_search_none_configured: 'No search provider enabled yet — click add.',
models_search_add_provider: 'Add provider',
models_search_add_desc: 'Pick a search provider to configure',
models_search_bocha_title: 'Configure Bocha API Key',
models_search_bocha_desc: 'Create a key at the Bocha open platform.',
models_search_edit_hint: 'Click to edit',
models_unavailable: 'unavailable',
models_set_via_env: 'enable via environment variable',
models_dim_label: 'dim',
models_save_success: 'Saved',
models_save_failed: 'Save failed',
models_cleared: 'Cleared',
models_clear_failed: 'Clear failed',
models_embedding_change_title: 'Change embedding model',
models_embedding_change_msg: 'Switching the embedding model invalidates the existing index — a rebuild will be needed. Continue?',
models_embedding_saved_title: 'Embedding model updated',
models_embedding_saved_msg: 'Send /memory rebuild-index in the chat to rebuild the index.',
models_embedding_saved_ok: 'Go',
models_pick_provider: 'Pick a provider',
models_clear_confirm_title: 'Clear vendor credentials',
models_clear_confirm_msg: 'Remove this vendor\'s API Key and Base URL? Capabilities relying on it will stop working.',
cancel: 'Cancel',
save: 'Save',
ok: 'OK',
knowledge_title: 'Knowledge', knowledge_desc: 'Browse and explore your knowledge base',
knowledge_tab_docs: 'Documents', knowledge_tab_graph: 'Graph',
knowledge_loading: 'Loading knowledge base...', knowledge_loading_desc: 'Knowledge pages will be displayed here',
knowledge_select_hint: 'Select a document to view', knowledge_empty_hint: 'No knowledge pages yet',
knowledge_empty_guide: 'Send documents, links or topics to the agent in chat, and it will automatically organize them into your knowledge base.',
knowledge_go_chat: 'Start a conversation',
welcome_subtitle: 'I can help you answer questions, manage your computer, create and execute skills, and keep growing through
long-term memory and a personal knowledge base.',
example_sys_title: 'System', example_sys_text: 'Show me the files in the workspace',
example_task_title: 'Scheduler', example_task_text: 'Remind me to check the server in 5 minutes',
example_code_title: 'Coding', example_code_text: 'Search today\'s AI news and generate a visual report webpage',
example_knowledge_title: 'Knowledge', example_knowledge_text: 'Show me the current knowledge base',
example_skill_title: 'Skills', example_skill_text: 'Show current tools and skills',
example_web_title: 'Commands', example_web_text: 'Show all commands',
input_placeholder: 'Type a message, or press / for commands',
config_title: 'Configuration', config_desc: 'Manage model and agent settings',
config_model: 'Model Configuration', config_agent: 'Agent Configuration',
config_model_advanced: 'Advanced',
config_channel: 'Channel Configuration',
config_agent_enabled: 'Agent Mode',
config_max_tokens: 'Max Context Tokens', config_max_tokens_hint: 'Max tokens the Agent can input per conversation, auto-compressed when exceeded',
config_max_turns: 'Max Memory Turns', config_max_turns_hint: 'One Q&A pair = one turn, auto-compressed when exceeded',
config_max_steps: 'Max Steps', config_max_steps_hint: 'Max tool calls the Agent can make in a single conversation',
config_enable_thinking: 'Deep Thinking', config_enable_thinking_hint: 'Enable deep thinking mode',
config_channel_type: 'Channel Type',
config_provider: 'Provider', config_model_name: 'Model',
config_custom_model_hint: 'Enter custom model name',
config_save: 'Save', config_saved: 'Saved',
config_save_error: 'Save failed',
config_custom_option: 'Custom',
config_custom_tip: 'API must follow OpenAI protocol.',
config_security: 'Security', config_password: 'Password',
config_password_hint: 'Leave empty to disable password protection',
config_password_changed: 'Password updated, please re-login',
config_password_cleared: 'Password cleared',
skills_title: 'Skills', skills_desc: 'View, enable, or disable agent tools and skills', skills_hub_btn: 'Skill Hub',
skills_loading: 'Loading skills...', skills_loading_desc: 'Skills will be displayed here after loading',
tools_section_title: 'Built-in Tools', tools_loading: 'Loading tools...',
skills_section_title: 'Skills', skill_enable: 'Enable', skill_disable: 'Disable',
skill_toggle_error: 'Operation failed, please try again',
memory_title: 'Memory', memory_desc: 'View agent memory files and contents',
memory_tab_files: 'Memory Files', memory_tab_dreams: 'Dream Diary',
memory_loading: 'Loading memory files...', memory_loading_desc: 'Memory files will be displayed here',
memory_back: 'Back to list',
memory_col_name: 'Filename', memory_col_type: 'Type', memory_col_size: 'Size', memory_col_updated: 'Updated',
channels_title: 'Channels', channels_desc: 'Manage connected messaging channels',
channels_add: 'Connect', channels_disconnect: 'Disconnect',
channels_save: 'Save', channels_saved: 'Saved', channels_save_error: 'Save failed',
channels_restarted: 'Saved & Restarted',
channels_connect_btn: 'Connect', channels_cancel: 'Cancel',
channels_select_placeholder: 'Select a channel to connect...',
channels_empty: 'No channels connected', channels_empty_desc: 'Click the "Connect" button above to get started',
channels_disconnect_confirm: 'Disconnect this channel? Config will be preserved but the channel will stop.',
channels_connected: 'Connected', channels_connecting: 'Connecting...',
weixin_scan_title: 'WeChat QR Login', weixin_scan_desc: 'Scan the QR code below with WeChat',
weixin_scan_loading: 'Loading QR code...', weixin_scan_waiting: 'Waiting for scan...',
weixin_scan_scanned: 'Scanned, please confirm on your phone', weixin_scan_expired: 'QR code expired, refreshing...',
weixin_scan_success: 'Login successful, starting channel...', weixin_scan_fail: 'Failed to load QR code',
weixin_qr_tip: 'QR code expires in ~2 minutes',
wecom_scan_btn: 'Scan to Create WeCom Bot', wecom_scan_desc: 'Scan with WeCom to create a bot instantly',
wecom_scan_success: 'Bot created, starting channel...',
wecom_scan_fail: 'Bot creation failed',
wecom_mode_scan: 'Scan QR', wecom_mode_manual: 'Manual',
feishu_scan_btn: 'One-click Create Feishu App',
feishu_scan_desc: 'Scan with Feishu App to create an app with all required permissions pre-configured',
feishu_scan_replace_desc: 'Scan with Feishu App to create a new bot — will overwrite the current App ID / Secret',
feishu_scan_loading: 'Requesting QR code from Feishu...',
feishu_scan_waiting: 'Waiting for scan...',
feishu_scan_tip: 'QR code expires in 10 minutes, single use only',
feishu_scan_open_link: 'Or click here to open in browser',
feishu_scan_success: 'App created, starting channel...',
feishu_scan_expired: 'QR code expired, please retry',
feishu_scan_denied: 'Authorization cancelled',
feishu_scan_fail: 'App creation failed',
feishu_scan_retry: 'Retry',
feishu_mode_scan: 'Scan QR', feishu_mode_manual: 'Manual',
tasks_title: 'Scheduled Tasks', tasks_desc: 'View and manage scheduled tasks',
tasks_coming: 'Coming Soon', tasks_coming_desc: 'Scheduled task management will be available here',
logs_title: 'Logs', logs_desc: 'Real-time log output (run.log)',
logs_live: 'Live', logs_coming_msg: 'Log streaming will be available here. Connects to run.log for real-time output similar to tail -f.',
new_chat: 'New Chat',
session_history: 'History',
today: 'Today', yesterday: 'Yesterday', earlier: 'Earlier',
delete_session_confirm: 'Delete this session? All messages will be removed.',
delete_session_title: 'Delete Session',
untitled_session: 'New Chat',
context_cleared: '— Context above has been cleared —',
tip_new_chat: 'New Chat',
tip_clear_context: 'Clear Context',
tip_attach: 'Add Attachment',
attach_menu_file: 'Upload File',
mic_idle_title: 'Click to record, click again to stop',
mic_recording_title: 'Recording, click to stop',
mic_busy_title: 'Transcribing…',
mic_permission_denied: 'Cannot access microphone — check browser permissions',
mic_too_short: 'Recording too short, please retry',
mic_error: 'Speech recognition failed',
speak_msg: 'Read this reply aloud',
voice_reply_mode_label: 'Voice reply policy',
voice_reply_off: 'Off',
voice_reply_if_voice: 'Voice only if voice input',
voice_reply_always: 'Always reply with voice',
attach_menu_folder: 'Upload Folder',
confirm_yes: 'Confirm',
confirm_cancel: 'Cancel',
error_send: 'Failed to send. Please try again.', error_timeout: 'Request timeout. Please try again.',
thinking_in_progress: 'Thinking...', thinking_done: 'Thought', thinking_duration: 'Duration',
}
};
let currentLang = localStorage.getItem('cow_lang') || 'zh';
function t(key) {
return (I18N[currentLang] && I18N[currentLang][key]) || (I18N.en[key]) || key;
}
function applyI18n() {
document.querySelectorAll('[data-i18n]').forEach(el => {
el.textContent = t(el.dataset.i18n);
});
document.querySelectorAll('[data-i18n-html]').forEach(el => {
el.innerHTML = t(el.dataset.i18nHtml);
});
document.querySelectorAll('[data-i18n-placeholder]').forEach(el => {
el.placeholder = t(el.dataset['i18nPlaceholder']);
});
document.querySelectorAll('[data-tip-key]').forEach(el => {
el.setAttribute('data-tooltip', t(el.dataset.tipKey));
});
installCfgTipPortal();
const langLabel = document.getElementById('lang-label');
if (langLabel) langLabel.textContent = currentLang === 'zh' ? '中文' : 'EN';
}
function toggleLanguage() {
currentLang = currentLang === 'zh' ? 'en' : 'zh';
localStorage.setItem('cow_lang', currentLang);
applyI18n();
_applyInputTooltips();
// Re-render views whose DOM is built in JS (data-i18n alone does not
// cover strings interpolated via t() into innerHTML).
try { rerenderDynamicViews(); } catch (e) {}
}
// Refresh JS-rendered views after a language switch. Each branch uses the
// lightweight in-memory re-render path (no extra network round-trips).
function rerenderDynamicViews() {
if (currentView === 'models' && typeof renderModelsView === 'function'
&& modelsState && (modelsState.providers || modelsState.capabilities)) {
renderModelsView();
}
}
// Floating tooltip portal for [data-tip-key] elements. Tooltip nodes are
// appended to
so they aren't clipped by overflow:hidden ancestors
// (e.g. the config panel's scroll container).
let _cfgTipPortalEl = null;
let _cfgTipPortalInstalled = false;
function installCfgTipPortal() {
if (_cfgTipPortalInstalled) return;
_cfgTipPortalInstalled = true;
const showTip = (target) => {
const text = target.getAttribute('data-tooltip');
if (!text) return;
if (!_cfgTipPortalEl) {
_cfgTipPortalEl = document.createElement('div');
_cfgTipPortalEl.className = 'cfg-tip-floating';
document.body.appendChild(_cfgTipPortalEl);
}
_cfgTipPortalEl.textContent = text;
const rect = target.getBoundingClientRect();
// Render once to measure, then position above the target, centered.
_cfgTipPortalEl.style.left = '0px';
_cfgTipPortalEl.style.top = '0px';
_cfgTipPortalEl.classList.add('show');
const tipRect = _cfgTipPortalEl.getBoundingClientRect();
let left = rect.left + rect.width / 2 - tipRect.width / 2;
// Clamp horizontally to the viewport with an 8px gutter.
left = Math.max(8, Math.min(left, window.innerWidth - tipRect.width - 8));
const top = rect.top - tipRect.height - 6;
_cfgTipPortalEl.style.left = left + 'px';
_cfgTipPortalEl.style.top = top + 'px';
};
const hideTip = () => {
if (_cfgTipPortalEl) _cfgTipPortalEl.classList.remove('show');
};
document.addEventListener('mouseover', (e) => {
const target = e.target.closest('[data-tip-key]');
if (target) showTip(target);
});
document.addEventListener('mouseout', (e) => {
const target = e.target.closest('[data-tip-key]');
if (target) hideTip();
});
// Hide on scroll/resize so the tooltip doesn't drift away from its anchor.
window.addEventListener('scroll', hideTip, true);
window.addEventListener('resize', hideTip);
}
// =====================================================================
// Theme
// =====================================================================
let currentTheme = localStorage.getItem('cow_theme') || 'dark';
function applyTheme() {
const root = document.documentElement;
if (currentTheme === 'dark') {
root.classList.add('dark');
document.getElementById('theme-icon').className = 'fas fa-sun';
document.getElementById('hljs-light').disabled = true;
document.getElementById('hljs-dark').disabled = false;
} else {
root.classList.remove('dark');
document.getElementById('theme-icon').className = 'fas fa-moon';
document.getElementById('hljs-light').disabled = false;
document.getElementById('hljs-dark').disabled = true;
}
}
function toggleTheme() {
currentTheme = currentTheme === 'dark' ? 'light' : 'dark';
localStorage.setItem('cow_theme', currentTheme);
applyTheme();
}
// =====================================================================
// Sidebar & Navigation
// =====================================================================
const VIEW_META = {
chat: { group: 'nav_chat', page: 'menu_chat' },
config: { group: 'nav_manage', page: 'menu_config' },
models: { group: 'nav_manage', page: 'menu_models' },
skills: { group: 'nav_manage', page: 'menu_skills' },
memory: { group: 'nav_manage', page: 'menu_memory' },
knowledge:{ group: 'nav_manage', page: 'menu_knowledge' },
channels: { group: 'nav_manage', page: 'menu_channels' },
tasks: { group: 'nav_manage', page: 'menu_tasks' },
logs: { group: 'nav_monitor', page: 'menu_logs' },
};
let currentView = 'chat';
function navigateTo(viewId) {
if (!VIEW_META[viewId]) return;
document.querySelectorAll('.view').forEach(v => v.classList.remove('active'));
const target = document.getElementById('view-' + viewId);
if (target) target.classList.add('active');
document.querySelectorAll('.sidebar-item').forEach(item => {
item.classList.toggle('active', item.dataset.view === viewId);
});
const meta = VIEW_META[viewId];
document.getElementById('breadcrumb-group').textContent = t(meta.group);
document.getElementById('breadcrumb-group').dataset.i18n = meta.group;
document.getElementById('breadcrumb-page').textContent = t(meta.page);
document.getElementById('breadcrumb-page').dataset.i18n = meta.page;
currentView = viewId;
if (window.innerWidth < 1024) closeSidebar();
}
function toggleSidebar() {
const sidebar = document.getElementById('sidebar');
const overlay = document.getElementById('sidebar-overlay');
const isOpen = !sidebar.classList.contains('-translate-x-full');
if (isOpen) {
closeSidebar();
} else {
sidebar.classList.remove('-translate-x-full');
overlay.classList.remove('hidden');
}
}
function closeSidebar() {
document.getElementById('sidebar').classList.add('-translate-x-full');
document.getElementById('sidebar-overlay').classList.add('hidden');
}
document.querySelectorAll('.menu-group > button').forEach(btn => {
btn.addEventListener('click', () => {
btn.parentElement.classList.toggle('open');
});
});
document.querySelectorAll('.sidebar-item').forEach(item => {
item.addEventListener('click', () => navigateTo(item.dataset.view));
});
window.addEventListener('resize', () => {
if (window.innerWidth >= 1024) {
document.getElementById('sidebar').classList.remove('-translate-x-full');
document.getElementById('sidebar-overlay').classList.add('hidden');
} else {
if (!document.getElementById('sidebar').classList.contains('-translate-x-full')) {
closeSidebar();
}
}
});
// =====================================================================
// Markdown Renderer
// =====================================================================
const FALLBACK_HLJS = {
getLanguage() { return false; },
highlight(str) { return { value: escapeHtml(str) }; },
highlightAuto(str) { return { value: escapeHtml(str) }; },
highlightElement() {},
};
function getHljs() {
return window.hljs || FALLBACK_HLJS;
}
function createMd() {
const hljsLib = getHljs();
const mdFactory = window.markdownit;
if (typeof mdFactory !== 'function') {
return {
render(text) {
return `]*>[^<]*<\/a>/gi,
(match, url) => IMAGE_EXT_RE.test(url.split('?')[0]) ? _buildImageHtml(url) : match
);
// Step 2: bare image URLs left in text nodes (rare — markdown-it's linkify usually catches them).
return step1.split(/(<[^>]+>)/).map((chunk, idx) => {
if (idx % 2 !== 0) return chunk;
return chunk.replace(/https?:\/\/\S+/gi, (url) => {
const bare = url.replace(/[),.\s]+$/, '');
return IMAGE_EXT_RE.test(bare.split('?')[0]) ? _buildImageHtml(bare) : url;
});
}).join('');
}
function _rewriteLocalImgSrc(html) {
return html.replace(/
]*?)src="([^"]+)"([^>]*?)>/gi, (match, pre, src, post) => {
const webSrc = _toWebUrl(src);
const safeSrc = webSrc.replace(/"/g, '"');
const hasClick = /onclick/i.test(pre + post);
const clickAttr = hasClick ? '' : ` onclick="_openImageLightbox(this.src)" style="cursor:zoom-in;"`;
return `
`;
});
}
function renderMarkdown(text) {
try {
let html = md.render(text);
html = _rewriteLocalImgSrc(html);
// Order matters: video first (more specific), then image.
return injectImagePreviews(injectVideoPlayers(html));
}
catch (e) { return text.replace(/\n/g, '
'); }
}
// =====================================================================
// Chat Module
// =====================================================================
let isPolling = false;
let pollGeneration = 0; // incremented on each restart to cancel stale poll loops
let loadingContainers = {};
let activeStreams = {}; // request_id -> EventSource
let isComposing = false;
let appConfig = { use_agent: false, title: 'CowAgent', subtitle: '', providers: {}, api_bases: {} };
const SESSION_ID_KEY = 'cow_session_id';
function generateSessionId() {
return 'session_' + ([1e7]+-1e3+-4e3+-8e3+-1e11).replace(/[018]/g, c =>
(c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
);
}
// Restore session_id from localStorage so conversation history survives page refresh.
// A new id is only generated when the user explicitly starts a new chat.
function loadOrCreateSessionId() {
const stored = localStorage.getItem(SESSION_ID_KEY);
if (stored) return stored;
const fresh = generateSessionId();
localStorage.setItem(SESSION_ID_KEY, fresh);
return fresh;
}
let sessionId = loadOrCreateSessionId();
// ---- Conversation history state ----
let historyPage = 0; // last page fetched (0 = nothing fetched yet)
let historyHasMore = false;
let historyLoading = false;
fetch('/config').then(r => r.json()).then(data => {
if (data.status === 'success') {
appConfig = data;
const title = data.title || 'CowAgent';
document.getElementById('welcome-title').textContent = title;
initConfigView(data);
}
loadHistory(1);
}).catch(() => { loadHistory(1); });
// Start polling immediately so scheduler/push messages are received at any time
startPolling();
const chatInput = document.getElementById('chat-input');
const sendBtn = document.getElementById('send-btn');
const messagesDiv = document.getElementById('chat-messages');
const fileInput = document.getElementById('file-input');
const folderInput = document.getElementById('folder-input');
const attachBtn = document.getElementById('attach-btn');
const attachMenu = document.getElementById('attach-menu');
const attachFolderOption = document.getElementById('attach-folder-option');
const supportsDirectoryUpload = !!folderInput && 'webkitdirectory' in folderInput;
if (!supportsDirectoryUpload && attachFolderOption) {
attachFolderOption.classList.add('hidden');
}
// ---------------- Mic button: in-page voice input via the configured ASR provider ----------------
(function setupMicButton() {
const micBtn = document.getElementById('mic-btn');
if (!micBtn) return;
if (!navigator.mediaDevices || !navigator.mediaDevices.getUserMedia ||
typeof window.MediaRecorder === 'undefined') {
micBtn.style.display = 'none';
return;
}
let mediaRecorder = null;
let stream = null;
let chunks = [];
let recording = false;
const setIdle = () => {
recording = false;
micBtn.classList.remove('text-red-500', 'animate-pulse');
micBtn.classList.add('text-slate-400');
micBtn.querySelector('i').className = 'fas fa-microphone text-sm';
micBtn.title = t('mic_idle_title');
};
const setRecording = () => {
recording = true;
micBtn.classList.remove('text-slate-400');
micBtn.classList.add('text-red-500', 'animate-pulse');
micBtn.querySelector('i').className = 'fas fa-stop text-sm';
micBtn.title = t('mic_recording_title');
};
const setBusy = () => {
micBtn.classList.remove('text-red-500', 'animate-pulse', 'text-slate-400');
micBtn.classList.add('text-primary-500');
micBtn.querySelector('i').className = 'fas fa-spinner fa-spin text-sm';
micBtn.title = t('mic_busy_title');
};
const pickMimeType = () => {
const candidates = [
'audio/webm;codecs=opus',
'audio/webm',
'audio/ogg;codecs=opus',
'audio/mp4',
];
for (const m of candidates) {
if (window.MediaRecorder.isTypeSupported && MediaRecorder.isTypeSupported(m)) {
return m;
}
}
return '';
};
const stopStream = () => {
if (stream) {
stream.getTracks().forEach(t => t.stop());
stream = null;
}
};
let _micTipTimer = null;
const flashError = (msg) => {
console.warn('[mic]', msg);
// Pop a small bubble above the mic so the user actually notices it.
// The mic lives inside a relatively-positioned wrapper around the
// textarea (see chat.html), so we hang the tip off that wrapper.
const wrapper = micBtn.parentElement;
if (!wrapper) return;
let tip = wrapper.querySelector('.mic-tip');
if (!tip) {
tip = document.createElement('div');
tip.className = 'mic-tip absolute right-1 bottom-full mb-2 px-2 py-1 rounded-md '
+ 'text-xs text-white bg-slate-800/90 dark:bg-slate-700/90 shadow-md '
+ 'pointer-events-none whitespace-nowrap z-10';
wrapper.appendChild(tip);
}
tip.textContent = msg;
tip.style.opacity = '1';
if (_micTipTimer) clearTimeout(_micTipTimer);
_micTipTimer = setTimeout(() => {
tip.style.opacity = '0';
tip.style.transition = 'opacity 200ms';
setTimeout(() => tip.remove(), 250);
}, 2000);
};
const upload = async (blob, ext) => {
setBusy();
const fd = new FormData();
fd.append('file', blob, `recording.${ext}`);
try {
const resp = await fetch('/api/voice/asr', { method: 'POST', body: fd });
const data = await resp.json();
if (data.status === 'success' && data.text) {
// Voice-message UX: drop the recording into the conversation
// as a playable bubble with the caption underneath, then
// dispatch the recognised text through the regular send path.
sendVoiceMessage(data.text, data.audio_url);
} else {
flashError(data.message || t('mic_error'));
}
} catch (e) {
flashError(t('mic_error') + ': ' + e.message);
} finally {
setIdle();
}
};
const start = async () => {
try {
stream = await navigator.mediaDevices.getUserMedia({ audio: true });
} catch (e) {
flashError(t('mic_permission_denied'));
return;
}
chunks = [];
const mimeType = pickMimeType();
try {
mediaRecorder = mimeType
? new MediaRecorder(stream, { mimeType })
: new MediaRecorder(stream);
} catch (e) {
stopStream();
flashError(t('mic_error') + ': ' + e.message);
return;
}
mediaRecorder.ondataavailable = (ev) => {
if (ev.data && ev.data.size > 0) chunks.push(ev.data);
};
mediaRecorder.onstop = () => {
stopStream();
const blob = new Blob(chunks, { type: mediaRecorder.mimeType || 'audio/webm' });
// Map mime -> extension so the server picks the right file suffix.
const mt = (mediaRecorder.mimeType || 'audio/webm').split(';')[0];
const extMap = {
'audio/webm': 'webm', 'audio/ogg': 'ogg',
'audio/mp4': 'm4a', 'audio/mpeg': 'mp3',
};
const ext = extMap[mt] || 'webm';
// 256 bytes ~ container header only, no actual audio. Anything
// below that we treat as "tapped by mistake".
if (blob.size < 256) {
setIdle();
flashError(t('mic_too_short'));
return;
}
upload(blob, ext);
};
// timeslice=250ms: force the recorder to flush a chunk every 250ms.
// Without it some browsers wait for stop() before producing any data,
// which loses the audio on very short taps.
mediaRecorder.start(250);
recordStartedAt = Date.now();
setRecording();
};
let recordStartedAt = 0;
const stopWithMinDuration = () => {
const elapsed = Date.now() - recordStartedAt;
const minMs = 350;
if (elapsed < minMs) {
// Give the recorder a moment to capture at least one chunk
// before we tell it to stop.
setTimeout(() => stop(), minMs - elapsed);
} else {
stop();
}
};
const stop = () => {
if (mediaRecorder && mediaRecorder.state !== 'inactive') {
mediaRecorder.stop();
}
};
micBtn.addEventListener('click', () => {
if (recording) {
stopWithMinDuration();
} else {
start();
}
});
setIdle();
})();
// Smart auto-scroll: pause when user scrolls up, resume when near bottom
let _autoScrollEnabled = true;
const _SCROLL_THRESHOLD = 80; // px from bottom to re-enable auto-scroll
messagesDiv.addEventListener('scroll', () => {
const distFromBottom = messagesDiv.scrollHeight - messagesDiv.scrollTop - messagesDiv.clientHeight;
_autoScrollEnabled = distFromBottom <= _SCROLL_THRESHOLD;
_updateScrollToBottomBtn();
});
// Intercept internal navigation links in chat messages
messagesDiv.addEventListener('click', (e) => {
const copyBtn = e.target.closest('.copy-msg-btn');
if (copyBtn) {
e.preventDefault();
const msgRoot = copyBtn.closest('.flex.gap-3');
const answerEl = msgRoot && msgRoot.querySelector('.answer-content');
const rawMd = answerEl && answerEl.dataset.rawMd;
if (rawMd) {
navigator.clipboard.writeText(rawMd).then(() => {
const icon = copyBtn.querySelector('i');
if (icon) { icon.className = 'fas fa-check'; setTimeout(() => { icon.className = 'fas fa-copy'; }, 1500); }
});
}
return;
}
const a = e.target.closest('a');
if (!a) return;
const href = a.getAttribute('href') || '';
if (href === '/memory/dreams') {
e.preventDefault();
navigateTo('memory');
setTimeout(() => switchMemoryTab('dreams'), 50);
} else if (href === '/memory/MEMORY.md') {
e.preventDefault();
navigateTo('memory');
setTimeout(() => { switchMemoryTab('files'); openMemoryFile('MEMORY.md', 'memory'); }, 50);
}
});
const attachmentPreview = document.getElementById('attachment-preview');
// Pending attachments: [{file_path, file_name, file_type, preview_url}]
// Items with _uploading=true are still in flight.
let pendingAttachments = [];
let uploadingCount = 0;
// Input history (like terminal arrow-key recall)
const inputHistory = [];
let historyIdx = -1;
let historySavedDraft = '';
function updateSendBtnState() {
sendBtn.disabled = uploadingCount > 0 || (!chatInput.value.trim() && pendingAttachments.length === 0);
}
function renderAttachmentPreview() {
if (pendingAttachments.length === 0) {
attachmentPreview.classList.add('hidden');
attachmentPreview.innerHTML = '';
updateSendBtnState();
return;
}
attachmentPreview.classList.remove('hidden');
attachmentPreview.innerHTML = pendingAttachments.map((att, idx) => {
if (att._uploading) {
const suffix = att.file_type === 'directory' && att.file_count
? ` (${att.file_count})`
: '';
return `
${escapeHtml(att.file_name)}${suffix}
`;
}
if (att.file_type === 'image') {
return `
`;
}
const icon = att.file_type === 'video'
? 'fa-film'
: (att.file_type === 'directory' ? 'fa-folder-tree' : 'fa-file-alt');
const suffix = att.file_type === 'directory' && att.file_count
? ` (${att.file_count})`
: '';
return `
${escapeHtml(att.file_name)}${suffix}
`;
}).join('');
updateSendBtnState();
}
function removeAttachment(idx) {
if (pendingAttachments[idx]?._uploading) return;
pendingAttachments.splice(idx, 1);
renderAttachmentPreview();
}
function isAttachMenuVisible() {
return attachMenu && !attachMenu.classList.contains('hidden');
}
function hideAttachMenu() {
if (attachMenu) attachMenu.classList.add('hidden');
}
function toggleAttachMenu(event) {
if (!attachMenu) return;
if (event) {
event.preventDefault();
event.stopPropagation();
}
attachMenu.classList.toggle('hidden');
}
function triggerFileUpload() {
hideAttachMenu();
fileInput?.click();
}
function triggerFolderUpload() {
if (!supportsDirectoryUpload) return;
hideAttachMenu();
folderInput?.click();
}
async function handleFileSelect(files) {
if (!files || files.length === 0) return;
const tasks = [];
for (const file of files) {
const placeholder = { file_name: file.name, file_type: 'file', _uploading: true };
pendingAttachments.push(placeholder);
uploadingCount++;
renderAttachmentPreview();
tasks.push((async () => {
const formData = new FormData();
formData.append('file', file);
formData.append('session_id', sessionId);
try {
const resp = await fetch('/upload', { method: 'POST', body: formData });
const data = await resp.json();
if (data.status === 'success') {
placeholder.file_path = data.file_path;
placeholder.file_name = data.file_name;
placeholder.file_type = data.file_type;
placeholder.preview_url = data.preview_url;
delete placeholder._uploading;
} else {
const i = pendingAttachments.indexOf(placeholder);
if (i !== -1) pendingAttachments.splice(i, 1);
}
} catch (e) {
console.error('Upload failed:', e);
const i = pendingAttachments.indexOf(placeholder);
if (i !== -1) pendingAttachments.splice(i, 1);
}
uploadingCount--;
renderAttachmentPreview();
})());
}
await Promise.all(tasks);
}
function _makeUploadId() {
return `dir_${Date.now()}_${Math.random().toString(36).slice(2, 10)}`;
}
function _groupDirectoryFiles(files) {
const groups = new Map();
for (const file of Array.from(files || [])) {
const relPath = file.webkitRelativePath || file.name;
const parts = relPath.split('/').filter(Boolean);
const rootName = parts[0] || file.name;
if (!groups.has(rootName)) groups.set(rootName, []);
groups.get(rootName).push({ file, relPath });
}
return groups;
}
async function handleFolderSelect(files) {
if (!files || files.length === 0) return;
const groups = _groupDirectoryFiles(files);
const groupTasks = [];
for (const [rootName, entries] of groups.entries()) {
const placeholder = {
file_name: rootName,
file_type: 'directory',
file_count: entries.length,
_uploading: true,
};
pendingAttachments.push(placeholder);
uploadingCount++;
renderAttachmentPreview();
const uploadId = _makeUploadId();
groupTasks.push((async () => {
try {
const formData = new FormData();
formData.append('session_id', sessionId);
formData.append('upload_id', uploadId);
for (const { file, relPath } of entries) {
formData.append('files', file);
formData.append('relative_paths', relPath);
}
const resp = await fetch('/upload', { method: 'POST', body: formData });
const data = await resp.json();
if (data.status !== 'success') {
throw new Error(data.message || 'Upload failed');
}
if (!data.root_path) {
throw new Error('Directory root path missing');
}
placeholder.file_path = data.root_path;
placeholder.file_name = data.root_name || rootName;
delete placeholder._uploading;
} catch (e) {
console.error('Directory upload failed:', e);
const i = pendingAttachments.indexOf(placeholder);
if (i !== -1) pendingAttachments.splice(i, 1);
} finally {
uploadingCount--;
}
renderAttachmentPreview();
})());
}
await Promise.all(groupTasks);
}
fileInput.addEventListener('change', function() {
handleFileSelect(this.files);
this.value = '';
});
folderInput.addEventListener('change', function() {
handleFolderSelect(this.files);
this.value = '';
});
document.addEventListener('click', (e) => {
if (!isAttachMenuVisible()) return;
if (attachMenu.contains(e.target) || attachBtn.contains(e.target)) return;
hideAttachMenu();
});
// Drag-and-drop support on chat input area
const chatInputArea = chatInput.closest('.flex-shrink-0');
chatInputArea.addEventListener('dragover', (e) => { e.preventDefault(); e.stopPropagation(); chatInputArea.classList.add('drag-over'); });
chatInputArea.addEventListener('dragleave', (e) => { e.preventDefault(); e.stopPropagation(); chatInputArea.classList.remove('drag-over'); });
chatInputArea.addEventListener('drop', (e) => {
e.preventDefault(); e.stopPropagation();
chatInputArea.classList.remove('drag-over');
if (e.dataTransfer.files.length) handleFileSelect(e.dataTransfer.files);
});
// Paste image support
chatInput.addEventListener('paste', (e) => {
const items = e.clipboardData?.items;
if (!items) return;
const files = [];
for (const item of items) {
if (item.kind === 'file') {
files.push(item.getAsFile());
}
}
if (files.length) {
e.preventDefault();
handleFileSelect(files);
}
});
chatInput.addEventListener('compositionstart', () => { isComposing = true; });
chatInput.addEventListener('compositionend', () => { setTimeout(() => { isComposing = false; }, 100); });
// ── Slash Command Menu ───────────────────────────────────────
const SLASH_COMMANDS = [
{ cmd: '/help', desc: '显示命令帮助' },
{ cmd: '/status', desc: '查看运行状态' },
{ cmd: '/context', desc: '查看对话上下文' },
{ cmd: '/context clear', desc: '清除对话上下文' },
{ cmd: '/skill list', desc: '查看已安装技能' },
{ cmd: '/skill list --remote', desc: '浏览技能广场' },
{ cmd: '/skill search ', desc: '搜索技能' },
{ cmd: '/skill install ', desc: '安装技能 (名称或 GitHub URL)' },
{ cmd: '/skill uninstall ', desc: '卸载技能' },
{ cmd: '/skill info ', desc: '查看技能详情' },
{ cmd: '/skill enable ', desc: '启用技能' },
{ cmd: '/skill disable ', desc: '禁用技能' },
{ cmd: '/memory dream ', desc: '手动触发记忆蒸馏 (可指定天数, 默认3)' },
{ cmd: '/knowledge', desc: '查看知识库统计' },
{ cmd: '/knowledge list', desc: '查看知识库文件树' },
{ cmd: '/knowledge on', desc: '开启知识库' },
{ cmd: '/knowledge off', desc: '关闭知识库' },
{ cmd: '/config', desc: '查看当前配置' },
{ cmd: '/logs', desc: '查看最近日志' },
{ cmd: '/version', desc: '查看版本' },
];
const slashMenu = document.getElementById('slash-menu');
let slashActiveIdx = 0;
let slashFiltered = [];
let slashJustSelected = false;
let slashLastFilter = '';
let slashLastMouseX = -1;
let slashLastMouseY = -1;
function showSlashMenu(filter) {
const q = filter.toLowerCase();
if (q === slashLastFilter && !slashMenu.classList.contains('hidden')) return;
slashLastFilter = q;
const newFiltered = SLASH_COMMANDS.filter(c => c.cmd.toLowerCase().startsWith(q));
if (newFiltered.length === 0) {
hideSlashMenu();
return;
}
const changed = newFiltered.length !== slashFiltered.length ||
newFiltered.some((c, i) => c.cmd !== slashFiltered[i]?.cmd);
slashFiltered = newFiltered;
if (changed) slashActiveIdx = 0;
slashActiveIdx = Math.min(slashActiveIdx, slashFiltered.length - 1);
slashNavByKeyboard = true;
renderSlashItems();
slashMenu.classList.remove('hidden');
}
function hideSlashMenu() {
slashMenu.classList.add('hidden');
slashMenu.innerHTML = '';
slashFiltered = [];
slashActiveIdx = -1;
slashLastFilter = '';
slashNavByKeyboard = false;
slashLastMouseX = -1;
slashLastMouseY = -1;
}
function isSlashMenuVisible() {
return !slashMenu.classList.contains('hidden') && slashFiltered.length > 0;
}
function renderSlashItems() {
slashMenu.innerHTML =
'' +
slashFiltered.map((c, i) =>
``
).join('');
const activeEl = slashMenu.querySelector('.slash-menu-item.active');
if (activeEl) activeEl.scrollIntoView({ block: 'nearest' });
}
// Delegated events on the persistent slashMenu container (not destroyed by innerHTML)
// Use coordinate comparison to distinguish real mouse movement from DOM-rebuild phantom events.
slashMenu.addEventListener('mousemove', (e) => {
if (e.clientX === slashLastMouseX && e.clientY === slashLastMouseY) return;
slashLastMouseX = e.clientX;
slashLastMouseY = e.clientY;
if (!slashNavByKeyboard) return;
slashNavByKeyboard = false;
const item = e.target.closest('.slash-menu-item');
if (!item) return;
const idx = parseInt(item.dataset.idx);
if (idx === slashActiveIdx) return;
slashActiveIdx = idx;
slashMenu.querySelectorAll('.slash-menu-item').forEach(el => {
el.classList.toggle('active', parseInt(el.dataset.idx) === idx);
});
});
slashMenu.addEventListener('mouseover', (e) => {
if (slashNavByKeyboard) return;
const item = e.target.closest('.slash-menu-item');
if (!item) return;
const idx = parseInt(item.dataset.idx);
if (idx === slashActiveIdx) return;
slashActiveIdx = idx;
slashMenu.querySelectorAll('.slash-menu-item').forEach(el => {
el.classList.toggle('active', parseInt(el.dataset.idx) === idx);
});
});
slashMenu.addEventListener('mousedown', (e) => {
const item = e.target.closest('.slash-menu-item');
if (!item) return;
e.preventDefault();
selectSlashCommand(parseInt(item.dataset.idx));
});
function selectSlashCommand(idx) {
if (idx < 0 || idx >= slashFiltered.length) return;
const chosen = slashFiltered[idx].cmd;
slashJustSelected = true;
chatInput.value = chosen;
chatInput.dispatchEvent(new Event('input'));
hideSlashMenu();
chatInput.focus();
chatInput.selectionStart = chatInput.selectionEnd = chosen.length;
}
chatInput.addEventListener('input', function() {
this.style.height = '42px';
const scrollH = this.scrollHeight;
const newH = Math.min(scrollH, 180);
this.style.height = newH + 'px';
this.style.overflowY = scrollH > 180 ? 'auto' : 'hidden';
updateSendBtnState();
const val = this.value;
if (slashJustSelected) {
slashJustSelected = false;
} else if (val.startsWith('/')) {
showSlashMenu(val);
} else {
hideSlashMenu();
}
});
chatInput.addEventListener('keydown', function(e) {
if (e.keyCode === 229 || e.isComposing || isComposing) return;
if (e.key === 'Escape' && isAttachMenuVisible()) {
hideAttachMenu();
return;
}
if (isSlashMenuVisible()) {
if (e.key === 'ArrowDown') {
e.preventDefault();
slashNavByKeyboard = true;
slashActiveIdx = Math.min(slashActiveIdx + 1, slashFiltered.length - 1);
renderSlashItems();
return;
}
if (e.key === 'ArrowUp') {
e.preventDefault();
slashNavByKeyboard = true;
slashActiveIdx = Math.max(slashActiveIdx - 1, 0);
renderSlashItems();
return;
}
if (e.key === 'Enter' && !e.shiftKey && !e.ctrlKey) {
e.preventDefault();
selectSlashCommand(slashActiveIdx);
return;
}
if (e.key === 'Escape') {
e.preventDefault();
hideSlashMenu();
return;
}
if (e.key === 'Tab') {
e.preventDefault();
selectSlashCommand(slashActiveIdx);
return;
}
}
// Arrow-key history recall (only when input is empty or already browsing history)
if (e.key === 'ArrowUp' && inputHistory.length > 0 && !isSlashMenuVisible()) {
const curVal = this.value.trim();
const isSingleLine = !this.value.includes('\n');
if (isSingleLine && (curVal === '' || historyIdx >= 0)) {
e.preventDefault();
if (historyIdx < 0) {
historySavedDraft = this.value;
historyIdx = inputHistory.length - 1;
} else if (historyIdx > 0) {
historyIdx--;
}
this.value = inputHistory[historyIdx];
slashJustSelected = true;
this.dispatchEvent(new Event('input'));
hideSlashMenu();
this.selectionStart = this.selectionEnd = this.value.length;
return;
}
}
if (e.key === 'ArrowDown' && historyIdx >= 0 && !isSlashMenuVisible()) {
const isSingleLine = !this.value.includes('\n');
if (isSingleLine) {
e.preventDefault();
if (historyIdx < inputHistory.length - 1) {
historyIdx++;
this.value = inputHistory[historyIdx];
} else {
historyIdx = -1;
this.value = historySavedDraft;
historySavedDraft = '';
}
slashJustSelected = true;
this.dispatchEvent(new Event('input'));
hideSlashMenu();
this.selectionStart = this.selectionEnd = this.value.length;
return;
}
}
if ((e.ctrlKey || e.shiftKey) && e.key === 'Enter') {
const start = this.selectionStart;
const end = this.selectionEnd;
this.value = this.value.substring(0, start) + '\n' + this.value.substring(end);
this.selectionStart = this.selectionEnd = start + 1;
this.dispatchEvent(new Event('input'));
e.preventDefault();
} else if (e.key === 'Enter' && !e.shiftKey && !e.ctrlKey) {
sendMessage();
e.preventDefault();
}
});
chatInput.addEventListener('blur', () => {
setTimeout(hideSlashMenu, 150);
});
document.querySelectorAll('.example-card').forEach(card => {
card.addEventListener('click', () => {
// data-send overrides the visible text (e.g. show "查看全部命令" but send "/help")
const sendText = card.dataset.send;
if (sendText) {
chatInput.value = sendText;
chatInput.dispatchEvent(new Event('input'));
chatInput.focus();
return;
}
const textEl = card.querySelector('[data-i18n*="text"]');
if (textEl) {
chatInput.value = textEl.textContent;
chatInput.dispatchEvent(new Event('input'));
chatInput.focus();
}
});
});
// Voice-message variant of sendMessage(): renders a playable audio bubble
// with the ASR caption, then dispatches the recognised text to /message
// through the same SSE/loading flow as a typed message.
function sendVoiceMessage(text, audioUrl) {
text = (text || '').trim();
if (!text) return;
inputHistory.push(text);
historyIdx = -1;
historySavedDraft = '';
const ws = document.getElementById('welcome-screen');
const isFirstMessage = !!ws;
if (ws) ws.remove();
const titleInfo = isFirstMessage ? { sid: sessionId, userMsg: text } : null;
const timestamp = new Date();
addUserVoiceMessage(audioUrl, text, timestamp);
const loadingEl = addLoadingIndicator();
const body = {
session_id: sessionId,
message: text,
stream: true,
timestamp: timestamp.toISOString(),
is_voice: true,
};
const MAX_RETRIES = 2;
const RETRY_DELAY_MS = 1000;
function postWithRetry(attempt) {
fetch('/message', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(body)
})
.then(r => r.json())
.then(data => {
if (data.status === 'success') {
if (data.stream) {
startSSE(data.request_id, loadingEl, timestamp, titleInfo);
} else {
loadingContainers[data.request_id] = loadingEl;
}
} else {
loadingEl.remove();
addBotMessage(t('error_send'), new Date());
}
})
.catch(err => {
if (attempt < MAX_RETRIES) {
setTimeout(() => postWithRetry(attempt + 1), RETRY_DELAY_MS * (attempt + 1));
return;
}
loadingEl.remove();
addBotMessage(t('error_send'), new Date());
});
}
postWithRetry(0);
}
function addUserVoiceMessage(audioUrl, caption, timestamp) {
const el = document.createElement('div');
el.className = 'flex justify-end px-4 sm:px-6 py-3';
// Voice-message bubble: compact voice pill on top, ASR caption beneath.
// The bubble keeps the same primary tint as a normal user message so
// it visually slots into the conversation flow.
el.innerHTML = `
${caption ? `
${escapeHtml(caption)}
` : ''}
${formatTime(timestamp)}
`;
el.querySelector('.user-voice-slot').appendChild(renderVoicePill(audioUrl));
messagesDiv.appendChild(el);
_autoScrollEnabled = true;
scrollChatToBottom(true);
}
function sendMessage() {
const text = chatInput.value.trim();
if (!text && pendingAttachments.length === 0) return;
if (text) {
inputHistory.push(text);
historyIdx = -1;
historySavedDraft = '';
}
const ws = document.getElementById('welcome-screen');
const isFirstMessage = !!ws;
if (ws) ws.remove();
const titleInfo = (isFirstMessage && text) ? { sid: sessionId, userMsg: text } : null;
const timestamp = new Date();
const attachments = [...pendingAttachments];
addUserMessage(text, timestamp, attachments);
const loadingEl = addLoadingIndicator();
chatInput.value = '';
chatInput.style.height = '42px';
chatInput.style.overflowY = 'hidden';
pendingAttachments = [];
renderAttachmentPreview();
sendBtn.disabled = true;
const body = { session_id: sessionId, message: text, stream: true, timestamp: timestamp.toISOString() };
if (attachments.length > 0) {
body.attachments = attachments.map(a => ({
file_path: a.file_path,
file_name: a.file_name,
file_type: a.file_type,
file_count: a.file_count,
}));
}
const MAX_RETRIES = 2;
const RETRY_DELAY_MS = 1000;
function postWithRetry(attempt) {
fetch('/message', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(body)
})
.then(r => r.json())
.then(data => {
if (data.status === 'success') {
if (data.stream) {
startSSE(data.request_id, loadingEl, timestamp, titleInfo);
} else {
loadingContainers[data.request_id] = loadingEl;
}
} else {
loadingEl.remove();
addBotMessage(t('error_send'), new Date());
}
})
.catch(err => {
if (err.name === 'AbortError') {
loadingEl.remove();
addBotMessage(t('error_timeout'), new Date());
return;
}
if (attempt < MAX_RETRIES) {
console.warn(`[sendMessage] attempt ${attempt + 1} failed, retrying...`, err);
setTimeout(() => postWithRetry(attempt + 1), RETRY_DELAY_MS * (attempt + 1));
return;
}
loadingEl.remove();
addBotMessage(t('error_send'), new Date());
});
}
postWithRetry(0);
}
function startSSE(requestId, loadingEl, timestamp, titleInfo) {
let botEl = null;
let stepsEl = null; // .agent-steps (thinking summaries + tool indicators)
let contentEl = null; // .answer-content (final streaming answer)
let mediaEl = null; // .media-content (images & file attachments)
let accumulatedText = '';
let currentToolEl = null;
let currentReasoningEl = null; // live reasoning bubble
let reasoningText = '';
let reasoningStartTime = 0;
let done = false;
const MAX_RECONNECTS = 10;
const RECONNECT_BASE_MS = 1000;
let reconnectCount = 0;
function ensureBotEl() {
if (botEl) return;
if (loadingEl) { loadingEl.remove(); loadingEl = null; }
botEl = document.createElement('div');
botEl.className = 'flex gap-3 px-4 sm:px-6 py-3';
botEl.dataset.requestId = requestId;
botEl.innerHTML = `
`;
messagesDiv.appendChild(botEl);
stepsEl = botEl.querySelector('.agent-steps');
contentEl = botEl.querySelector('.answer-content');
mediaEl = botEl.querySelector('.media-content');
}
function connect() {
const es = new EventSource(`/stream?request_id=${encodeURIComponent(requestId)}`);
activeStreams[requestId] = es;
es.onmessage = function(e) {
let item;
try { item = JSON.parse(e.data); } catch (_) { return; }
// Successful data received, reset reconnect counter
reconnectCount = 0;
if (item.type === 'reasoning') {
ensureBotEl();
reasoningText += item.content;
if (!currentReasoningEl) {
reasoningStartTime = Date.now();
currentReasoningEl = document.createElement('div');
currentReasoningEl.className = 'agent-step agent-thinking-step';
// During streaming, use a with a single text node and
// append-only updates. This avoids re-parsing markdown and
// re-setting innerHTML on every chunk, which is what causes
// the page to crash on long chains-of-thought.
currentReasoningEl.innerHTML = `
`;
stepsEl.appendChild(currentReasoningEl);
const preEl = currentReasoningEl.querySelector('.thinking-stream-pre');
preEl.appendChild(document.createTextNode(''));
currentReasoningEl._streamTextNode = preEl.firstChild;
currentReasoningEl._streamPendingText = '';
currentReasoningEl._streamRafScheduled = false;
currentReasoningEl._streamCharsRendered = 0;
currentReasoningEl._streamCapped = false;
}
// Hard cap: once REASONING_RENDER_CAP chars are in the DOM, stop
// appending further deltas. The full text is still kept in
// `reasoningText` for finalize-time head+tail rendering.
if (!currentReasoningEl._streamCapped) {
currentReasoningEl._streamPendingText += item.content;
if (!currentReasoningEl._streamRafScheduled) {
currentReasoningEl._streamRafScheduled = true;
const elRef = currentReasoningEl;
requestAnimationFrame(() => {
elRef._streamRafScheduled = false;
if (!elRef.isConnected || !elRef._streamTextNode) return;
let pending = elRef._streamPendingText;
elRef._streamPendingText = '';
if (!pending) return;
const remaining = REASONING_RENDER_CAP - elRef._streamCharsRendered;
if (remaining <= 0) {
elRef._streamCapped = true;
} else {
if (pending.length > remaining) {
pending = pending.slice(0, remaining);
elRef._streamCapped = true;
}
elRef._streamTextNode.appendData(pending);
elRef._streamCharsRendered += pending.length;
if (elRef._streamCapped) {
elRef._streamTextNode.appendData(
'\n\n... [reasoning truncated for display] ...'
);
}
}
scrollChatToBottom();
});
}
}
} else if (item.type === 'delta') {
ensureBotEl();
if (currentReasoningEl) {
finalizeThinking(currentReasoningEl, reasoningStartTime, reasoningText);
currentReasoningEl = null;
reasoningText = '';
}
accumulatedText += item.content;
contentEl.innerHTML = renderMarkdown(accumulatedText);
scrollChatToBottom();
} else if (item.type === 'message_end') {
if (item.has_tool_calls && accumulatedText.trim()) {
ensureBotEl();
const frozenEl = document.createElement('div');
frozenEl.className = 'agent-step agent-content-step';
frozenEl.innerHTML = `${renderMarkdown(accumulatedText.trim())}
`;
stepsEl.appendChild(frozenEl);
accumulatedText = '';
contentEl.innerHTML = '';
scrollChatToBottom();
}
} else if (item.type === 'tool_start') {
ensureBotEl();
if (currentReasoningEl) {
finalizeThinking(currentReasoningEl, reasoningStartTime, reasoningText);
currentReasoningEl = null;
reasoningText = '';
}
accumulatedText = '';
contentEl.innerHTML = '';
// Add tool execution indicator (collapsible)
currentToolEl = document.createElement('div');
currentToolEl.className = 'agent-step agent-tool-step';
const argsStr = formatToolArgs(item.arguments || {});
currentToolEl.innerHTML = `
`;
stepsEl.appendChild(currentToolEl);
scrollChatToBottom();
} else if (item.type === 'tool_end') {
if (currentToolEl) {
const isError = item.status !== 'success';
const icon = currentToolEl.querySelector('.tool-icon');
icon.className = isError
? 'fas fa-times text-red-400 flex-shrink-0 tool-icon'
: 'fas fa-check text-primary-400 flex-shrink-0 tool-icon';
// Show execution time
const nameEl = currentToolEl.querySelector('.tool-name');
if (item.execution_time !== undefined) {
nameEl.innerHTML += ` ${item.execution_time}s`;
}
// Fill output section
const outputSection = currentToolEl.querySelector('.tool-output-section');
if (outputSection && item.result) {
outputSection.innerHTML = `
${isError ? 'Error' : 'Output'}
${escapeHtml(String(item.result))}`;
}
if (isError) currentToolEl.classList.add('tool-failed');
currentToolEl = null;
}
} else if (item.type === 'image') {
ensureBotEl();
const imgEl = document.createElement('img');
imgEl.src = item.content;
imgEl.alt = 'screenshot';
imgEl.style.cssText = 'max-width:600px;border-radius:8px;margin:8px 0;cursor:zoom-in;box-shadow:0 1px 4px rgba(0,0,0,0.1);';
imgEl.onclick = () => _openImageLightbox(imgEl.src);
mediaEl.appendChild(imgEl);
scrollChatToBottom();
} else if (item.type === 'text') {
// Intermediate text sent before media items; display it but keep SSE open.
ensureBotEl();
contentEl.classList.remove('sse-streaming');
const textContent = item.content || accumulatedText;
if (textContent) contentEl.innerHTML = renderMarkdown(textContent);
applyHighlighting(botEl);
scrollChatToBottom();
} else if (item.type === 'video') {
ensureBotEl();
const wrapper = document.createElement('div');
wrapper.innerHTML = _buildVideoHtml(item.content);
mediaEl.appendChild(wrapper.firstElementChild || wrapper);
scrollChatToBottom();
} else if (item.type === 'file') {
ensureBotEl();
const fileName = item.file_name || item.content.split('/').pop();
const fileEl = document.createElement('a');
fileEl.href = item.content;
fileEl.download = fileName;
fileEl.target = '_blank';
fileEl.className = 'file-attachment';
fileEl.style.cssText = 'display:inline-flex;align-items:center;gap:6px;padding:8px 14px;margin:8px 0;border-radius:8px;background:var(--bg-secondary,#f3f4f6);color:var(--text-primary,#374151);text-decoration:none;font-size:14px;border:1px solid var(--border-color,#e5e7eb);';
fileEl.innerHTML = ` ${fileName}`;
mediaEl.appendChild(fileEl);
scrollChatToBottom();
} else if (item.type === 'phase') {
// Coarse progress (e.g. cow install-browser); must not close SSE (unlike "done")
ensureBotEl();
const wrap = document.createElement('div');
wrap.className = 'text-xs sm:text-sm text-slate-600 dark:text-slate-400 border-l-2 border-primary-400 pl-2 py-1 my-0.5';
wrap.textContent = String(item.content || '');
stepsEl.appendChild(wrap);
scrollChatToBottom();
} else if (item.type === 'done') {
// Don't close the stream yet: the backend keeps it open
// for a short tail to deliver async attachments such as
// TTS audio (`voice_attach`). It will close the stream on
// its own via onerror once the tail expires.
done = true;
const finalText = item.content || accumulatedText;
if (!botEl && finalText) {
if (loadingEl) { loadingEl.remove(); loadingEl = null; }
addBotMessage(finalText, new Date((item.timestamp || Date.now() / 1000) * 1000), requestId);
} else if (botEl) {
contentEl.classList.remove('sse-streaming');
if (finalText) contentEl.innerHTML = renderMarkdown(finalText);
contentEl.dataset.rawMd = finalText || '';
const copyBtn = botEl.querySelector('.copy-msg-btn');
if (copyBtn && finalText) copyBtn.style.display = '';
applyHighlighting(botEl);
}
renderBotSpeakerButton(botEl, finalText);
scrollChatToBottom();
if (titleInfo) {
generateSessionTitle(titleInfo.sid, titleInfo.userMsg, '');
titleInfo = null;
} else if (sessionPanelOpen) {
loadSessionList();
}
} else if (item.type === 'voice_attach') {
// TTS finished — attach a playable audio element to the
// current bot bubble. The stream closes right after.
if (botEl && item.url) {
attachAudioToBotBubble(botEl, item.url, { autoplay: true });
}
es.close();
delete activeStreams[requestId];
} else if (item.type === 'error') {
done = true;
es.close();
delete activeStreams[requestId];
if (loadingEl) { loadingEl.remove(); loadingEl = null; }
addBotMessage(t('error_send'), new Date());
}
};
es.onerror = function() {
es.close();
delete activeStreams[requestId];
if (done) {
// Normal close after the post-done tail expired; nothing to do.
return;
}
if (currentReasoningEl) {
finalizeThinking(currentReasoningEl, reasoningStartTime, reasoningText);
currentReasoningEl = null;
reasoningText = '';
}
if (reconnectCount < MAX_RECONNECTS) {
reconnectCount++;
const delay = Math.min(RECONNECT_BASE_MS * reconnectCount, 5000);
console.warn(`[SSE] connection lost for ${requestId}, reconnecting in ${delay}ms (attempt ${reconnectCount}/${MAX_RECONNECTS})`);
setTimeout(connect, delay);
return;
}
// Exhausted retries, show whatever we have
if (loadingEl) { loadingEl.remove(); loadingEl = null; }
if (!botEl) {
addBotMessage(t('error_send'), new Date());
} else if (accumulatedText) {
contentEl.classList.remove('sse-streaming');
contentEl.innerHTML = renderMarkdown(accumulatedText);
applyHighlighting(botEl);
bindChatKnowledgeLinks(botEl);
}
};
}
connect();
}
function startPolling() {
const gen = ++pollGeneration;
isPolling = true;
let pollInFlight = false;
function poll() {
if (gen !== pollGeneration) return;
if (pollInFlight) return;
if (document.hidden) { setTimeout(poll, 10000); return; }
pollInFlight = true;
fetch('/poll', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ session_id: sessionId })
})
.then(r => r.json())
.then(data => {
pollInFlight = false;
if (gen !== pollGeneration) return;
if (data.status === 'success' && data.has_content) {
const rid = data.request_id;
if (loadingContainers[rid]) {
loadingContainers[rid].remove();
delete loadingContainers[rid];
}
const welcomeScreen = document.getElementById('welcome-screen');
if (welcomeScreen) welcomeScreen.remove();
addBotMessage(data.content, new Date(data.timestamp * 1000), rid);
scrollChatToBottom();
}
const delay = (data.status === 'success' && data.has_content) ? 5000 : 10000;
setTimeout(poll, delay);
})
.catch(() => { pollInFlight = false; setTimeout(poll, 10000); });
}
poll();
}
function createUserMessageEl(content, timestamp, attachments) {
const el = document.createElement('div');
el.className = 'flex justify-end px-4 sm:px-6 py-3';
let attachHtml = '';
if (attachments && attachments.length > 0) {
const items = attachments.map(a => {
if (a.file_type === 'image') {
return `
`;
}
const icon = a.file_type === 'video'
? 'fa-film'
: (a.file_type === 'directory' ? 'fa-folder-tree' : 'fa-file-alt');
const suffix = a.file_type === 'directory' && a.file_count
? ` (${a.file_count})`
: '';
return ` ${escapeHtml(a.file_name)}${suffix}
`;
}).join('');
attachHtml = `${items}
`;
}
const textHtml = content ? renderMarkdown(content) : '';
el.innerHTML = `
${attachHtml}${textHtml}
${formatTime(timestamp)}
`;
return el;
}
function renderToolCallsHtml(toolCalls) {
if (!toolCalls || toolCalls.length === 0) return '';
return toolCalls.map(tc => {
const argsStr = formatToolArgs(tc.arguments || {});
const resultStr = tc.result ? escapeHtml(String(tc.result)) : '';
const hasResult = !!resultStr;
return `
`;
}).join('');
}
// Cap for rendering reasoning content in the bubble. Beyond this size,
// we skip markdown rendering entirely and show plain text head + tail to
// keep the page responsive (very long chains-of-thought can otherwise
// stall or crash the browser when re-parsed by marked.js).
// Keep this in sync with backend MAX_STORED_REASONING_CHARS and
// MAX_REASONING_STREAM_CHARS so storage / SSE / display stay aligned.
const REASONING_RENDER_CAP = 4 * 1024; // 4 KB
function _truncateReasoningForDisplay(text) {
if (!text || text.length <= REASONING_RENDER_CAP) return { text, truncated: false, omitted: 0 };
const half = Math.floor(REASONING_RENDER_CAP / 2);
const head = text.slice(0, half);
const tail = text.slice(-half);
return {
text: head + '\n\n... [' + (text.length - head.length - tail.length) + ' chars omitted] ...\n\n' + tail,
truncated: true,
omitted: text.length - head.length - tail.length,
};
}
function _renderReasoningBody(text) {
// For short reasoning, render as markdown. For long ones, fall back to
// an escaped block to avoid expensive markdown parsing.
const { text: shown, truncated } = _truncateReasoningForDisplay(text);
if (truncated || shown.length > REASONING_RENDER_CAP) {
return '' + escapeHtml(shown) + '
';
}
return renderMarkdown(shown);
}
function finalizeThinking(el, startTime, text) {
const elapsed = ((Date.now() - startTime) / 1000).toFixed(1);
el.querySelector('.thinking-summary').textContent = t('thinking_done');
const fullDiv = el.querySelector('.thinking-full');
fullDiv.innerHTML = `${t('thinking_duration')} ${elapsed}s
` + _renderReasoningBody(text);
}
function renderThinkingHtml(text) {
if (!text || !text.trim()) return '';
const full = text.trim();
return `
${_renderReasoningBody(full)}
`;
}
function renderStepsHtml(steps) {
if (!steps || steps.length === 0) return { stepsHtml: '', finalContent: '' };
// Find the index of the last content step — it becomes the main answer, not a step
let lastContentIdx = -1;
for (let i = steps.length - 1; i >= 0; i--) {
if (steps[i].type === 'content') { lastContentIdx = i; break; }
}
let html = '';
let lastContentText = '';
for (let i = 0; i < steps.length; i++) {
const step = steps[i];
if (step.type === 'thinking') {
html += renderThinkingHtml(step.content);
} else if (step.type === 'content') {
if (i === lastContentIdx) {
lastContentText = step.content;
} else {
html += `${renderMarkdown(step.content)}
`;
}
} else if (step.type === 'tool') {
const argsStr = formatToolArgs(step.arguments || {});
const resultStr = step.result ? escapeHtml(String(step.result)) : '';
const isErr = step.is_error === true;
const iconClass = isErr
? 'fas fa-times text-red-400 flex-shrink-0 tool-icon'
: 'fas fa-check text-primary-400 flex-shrink-0 tool-icon';
html += `
`;
// If this tool sent a file (send/read tool), render the media inline
// so it persists across page refreshes (SSE-only file events are not stored).
const mediaHtml = _renderSentFileFromToolResult(step);
if (mediaHtml) html += mediaHtml;
}
}
return { stepsHtml: html, lastContentText };
}
// Extract file-to-send metadata from a tool's result and render an inline preview.
// Returns '' if the result isn't a file_to_send payload.
function _renderSentFileFromToolResult(step) {
if (!step || !step.result) return '';
let payload;
try {
payload = typeof step.result === 'string' ? JSON.parse(step.result) : step.result;
} catch (_) { return ''; }
if (!payload || payload.type !== 'file_to_send' || !payload.path) return '';
const webUrl = _toWebUrl(payload.path);
const fileType = payload.file_type || 'file';
const fileName = payload.file_name || payload.path.split('/').pop();
if (fileType === 'image') {
return `${_buildImageHtml(webUrl)}
`;
}
if (fileType === 'video') {
return `${_buildVideoHtml(webUrl)}
`;
}
return ``;
}
function createBotMessageEl(content, timestamp, requestId, msg) {
const el = document.createElement('div');
el.className = 'flex gap-3 px-4 sm:px-6 py-3';
if (requestId) el.dataset.requestId = requestId;
let stepsHtml = '';
let displayContent = content;
if (msg && msg.steps && msg.steps.length > 0) {
// New format: ordered steps with interleaved content
const result = renderStepsHtml(msg.steps);
stepsHtml = result.stepsHtml;
// The final content (last text after all steps) is the main answer
displayContent = content || result.lastContentText;
} else {
// Legacy format: separate tool_calls + optional reasoning
const toolCalls = msg && msg.tool_calls;
const reasoning = msg && msg.reasoning;
stepsHtml = renderThinkingHtml(reasoning) + renderToolCallsHtml(toolCalls);
}
el.innerHTML = `
${stepsHtml ? `
${stepsHtml}
` : ''}
${renderMarkdown(displayContent)}
${formatTime(timestamp)}
`;
el.querySelector('.answer-content').dataset.rawMd = displayContent;
// Existing TTS attachment (history replay): mount the player up-front.
const existingAudio = msg && msg.extras && msg.extras.audio && msg.extras.audio.url;
if (existingAudio) {
attachAudioToBotBubble(el, existingAudio, { autoplay: false });
}
renderBotSpeakerButton(el, displayContent);
applyHighlighting(el);
bindChatKnowledgeLinks(el);
return el;
}
// Append (or replace) a small audio player inside a bot bubble's
// dedicated `.bot-audio-slot`. Used by both live TTS pushes and history
// replay. Silent failures: never throws.
function attachAudioToBotBubble(botEl, audioUrl, opts) {
try {
if (!botEl || !audioUrl) return;
const slot = botEl.querySelector('.bot-audio-slot');
if (!slot) return;
slot.innerHTML = '';
slot.style.marginTop = '6px';
const pill = renderVoicePill(audioUrl, { autoplay: !!(opts && opts.autoplay) });
slot.appendChild(pill);
const speakBtn = botEl.querySelector('.speak-msg-btn');
if (speakBtn) speakBtn.style.display = 'none';
} catch (_) { /* silent */ }
}
// Build a compact play/pause + progress + duration pill that wraps a
// hidden