减少不必要模块，增加中英文切换

src/web/static/js/dashboard.js

@@ -1,5 +1,137 @@
 // TSP智能助手综合管理平台前端脚本
 
+// 多语言支持
+const translations = {
+    zh: {
+        // 导航栏
+        'nav-title': 'TSP智能助手',
+        'nav-health-checking': '检查中...',
+        'nav-health-normal': '系统正常',
+        'nav-health-warning': '系统警告',
+        'nav-health-error': '系统错误',
+        
+        // 侧边栏
+        'sidebar-dashboard': '仪表板',
+        'sidebar-workorders': '工单管理',
+        'sidebar-conversations': '智能对话',
+        'sidebar-agent': 'Agent管理',
+        'sidebar-alerts': '预警管理',
+        'sidebar-knowledge': '知识库',
+        'sidebar-analytics': '数据分析',
+        'sidebar-feishu-sync': '飞书同步',
+        'sidebar-system': '系统设置',
+        
+        // 设置页面
+        'settings-title': '系统设置',
+        'settings-basic': '基础设置',
+        'settings-system-info': '系统信息',
+        'settings-log-config': '日志配置',
+        'settings-current-port': '当前服务端口',
+        'settings-websocket-port': 'WebSocket端口',
+        'settings-log-level': '日志级别',
+        'settings-save': '保存设置',
+        'settings-save-success': '设置保存成功',
+        'settings-save-failed': '保存设置失败',
+        'settings-port-note': '服务端口配置需要在配置文件中修改，前端页面仅显示当前状态。',
+        'settings-log-note': '调整系统日志的详细程度'
+    },
+    en: {
+        // Navigation
+        'nav-title': 'TSP Intelligent Assistant',
+        'nav-health-checking': 'Checking...',
+        'nav-health-normal': 'System Normal',
+        'nav-health-warning': 'System Warning',
+        'nav-health-error': 'System Error',
+        
+        // Sidebar
+        'sidebar-dashboard': 'Dashboard',
+        'sidebar-workorders': 'Work Orders',
+        'sidebar-conversations': 'Smart Chat',
+        'sidebar-agent': 'Agent Management',
+        'sidebar-alerts': 'Alert Management',
+        'sidebar-knowledge': 'Knowledge Base',
+        'sidebar-analytics': 'Analytics',
+        'sidebar-feishu-sync': 'Feishu Sync',
+        'sidebar-system': 'System Settings',
+        
+        // Settings page
+        'settings-title': 'System Settings',
+        'settings-basic': 'Basic Settings',
+        'settings-system-info': 'System Information',
+        'settings-log-config': 'Log Configuration',
+        'settings-current-port': 'Current Service Port',
+        'settings-websocket-port': 'WebSocket Port',
+        'settings-log-level': 'Log Level',
+        'settings-save': 'Save Settings',
+        'settings-save-success': 'Settings saved successfully',
+        'settings-save-failed': 'Failed to save settings',
+        'settings-port-note': 'Service port configuration needs to be modified in configuration files. Frontend only displays current status.',
+        'settings-log-note': 'Adjust the detail level of system logs'
+    }
+};
+
+// 全局语言切换函数
+function switchLanguage(lang) {
+    localStorage.setItem('preferred-language', lang);
+    document.documentElement.lang = lang;
+    
+    // 更新按钮状态
+    document.getElementById('lang-zh').classList.toggle('active', lang === 'zh');
+    document.getElementById('lang-en').classList.toggle('active', lang === 'en');
+    
+    // 更新页面文本
+    updatePageLanguage(lang);
+}
+
+// 更新页面语言
+function updatePageLanguage(lang) {
+    const t = translations[lang];
+    if (!t) return;
+    
+    // 更新导航栏
+    document.querySelector('.navbar-brand').innerHTML = `<i class="fas fa-robot me-2"></i>${t['nav-title']}`;
+    
+    // 更新侧边栏
+    const sidebarItems = [
+        { selector: '[data-i18n="sidebar-dashboard"]', key: 'sidebar-dashboard' },
+        { selector: '[data-i18n="sidebar-conversations"]', key: 'sidebar-conversations' },
+        { selector: '[data-i18n="sidebar-agent"]', key: 'sidebar-agent' },
+        { selector: '[data-i18n="sidebar-alerts"]', key: 'sidebar-alerts' },
+        { selector: '[data-i18n="sidebar-knowledge"]', key: 'sidebar-knowledge' },
+        { selector: '[data-i18n="sidebar-workorders"]', key: 'sidebar-workorders' },
+        { selector: '[data-i18n="sidebar-feishu-sync"]', key: 'sidebar-feishu-sync' },
+        { selector: '[data-i18n="sidebar-system"]', key: 'sidebar-system' }
+    ];
+    
+    sidebarItems.forEach(item => {
+        const element = document.querySelector(item.selector);
+        if (element) {
+            element.textContent = t[item.key];
+        }
+    });
+    
+    // 更新设置页面
+    const settingsElements = [
+        { selector: '[data-i18n="settings-title"]', key: 'settings-title' },
+        { selector: '[data-i18n="settings-basic"]', key: 'settings-basic' },
+        { selector: '[data-i18n="settings-system-info"]', key: 'settings-system-info' },
+        { selector: '[data-i18n="settings-log-config"]', key: 'settings-log-config' },
+        { selector: '[data-i18n="settings-current-port"]', key: 'settings-current-port' },
+        { selector: '[data-i18n="settings-websocket-port"]', key: 'settings-websocket-port' },
+        { selector: '[data-i18n="settings-log-level"]', key: 'settings-log-level' },
+        { selector: '[data-i18n="settings-save"]', key: 'settings-save' },
+        { selector: '[data-i18n="settings-port-note"]', key: 'settings-port-note' },
+        { selector: '[data-i18n="settings-log-note"]', key: 'settings-log-note' }
+    ];
+    
+    settingsElements.forEach(item => {
+        const element = document.querySelector(item.selector);
+        if (element) {
+            element.textContent = t[item.key];
+        }
+    });
+}
+
 class TSPDashboard {
     constructor() {
         this.currentTab = 'dashboard';
@@ -8,6 +140,7 @@ class TSPDashboard {
         this.websocket = null;
         this.sessionId = null;
         this.isAgentMode = true;
+        this.currentLanguage = localStorage.getItem('preferred-language') || 'zh';
         
         // 优化：添加前端缓存
         this.cache = new Map();
@@ -15,12 +148,21 @@ class TSPDashboard {
         
         this.init();
         this.restorePageState();
+        this.initLanguage();
         
         // 添加页面卸载时的清理逻辑
         window.addEventListener('beforeunload', () => {
             this.destroyAllCharts();
         });
     }
+    
+    initLanguage() {
+        // 初始化语言设置
+        document.documentElement.lang = this.currentLanguage;
+        document.getElementById('lang-zh').classList.toggle('active', this.currentLanguage === 'zh');
+        document.getElementById('lang-en').classList.toggle('active', this.currentLanguage === 'en');
+        updatePageLanguage(this.currentLanguage);
+    }
 
     async generateAISuggestion(workorderId) {
         const button = document.querySelector(`button[onclick="dashboard.generateAISuggestion(${workorderId})"]`);