diff --git a/client/public/call-view-controller.js b/client/public/call-view-controller.js
new file mode 100644
index 0000000..2f50250
--- /dev/null
+++ b/client/public/call-view-controller.js
@@ -0,0 +1,138 @@
+export function createCallViewController({ store, chatMessage, notify }) {
+    let isBound = false;
+
+    function toggleSidebar() {
+        chatMessage.toggleSidebar();
+    }
+
+    function toggleMute() {
+        const state = store.getState();
+        const currentState = state.session.localUser.mediaState.audio;
+        store.updateLocalMedia('audio', !currentState);
+    }
+
+    function toggleVideo() {
+        const state = store.getState();
+        const currentState = state.session.localUser.mediaState.video;
+        store.updateLocalMedia('video', !currentState);
+    }
+
+    function toggleLocalVideo() {
+        toggleVideo();
+    }
+
+    function toggleRecording() {
+        const state = store.getState();
+        const currentState = state.session.localUser.mediaState.recording || false;
+        store.updateLocalMedia('recording', !currentState);
+
+        if (!currentState) {
+            notify('\u5f00\u59cb\u5f55\u5236');
+        } else {
+            notify('\u505c\u6b62\u5f55\u5236');
+        }
+    }
+
+    function toggleMoreOptions() {
+        const menu = document.getElementById('moreOptionsMenu');
+        if (menu) {
+            menu.classList.toggle('hidden');
+        }
+    }
+
+    function changeResolution(width, height) {
+        store.changeResolution(width, height);
+        const menu = document.getElementById('moreOptionsMenu');
+        if (menu) {
+            menu.classList.add('hidden');
+        }
+    }
+
+    function endCall() {
+        const dialog = document.getElementById('endCallDialog');
+        if (dialog) {
+            dialog.classList.remove('hidden');
+        }
+    }
+
+    function cancelEndCall() {
+        const dialog = document.getElementById('endCallDialog');
+        if (dialog) {
+            dialog.classList.add('hidden');
+        }
+    }
+
+    function confirmEndCall() {
+        cancelEndCall();
+        store.endCall();
+        notify('\u901a\u8bdd\u5df2\u7ed3\u675f');
+    }
+
+    function handleKeydown(event) {
+        if (event.code === 'Space' && !event.target.matches('input, textarea')) {
+            event.preventDefault();
+            toggleMute();
+        }
+
+        if (event.ctrlKey && event.key === 'v') {
+            event.preventDefault();
+            toggleVideo();
+        }
+    }
+
+    function handleDocumentClick(event) {
+        const moreOptionsMenu = document.getElementById('moreOptionsMenu');
+        const moreOptionsButton = document.getElementById('moreOptionsBtn');
+
+        if (
+            moreOptionsMenu &&
+            moreOptionsButton &&
+            !moreOptionsMenu.contains(event.target) &&
+            !moreOptionsButton.contains(event.target)
+        ) {
+            moreOptionsMenu.classList.add('hidden');
+        }
+    }
+
+    function bindButton(buttonId, handler) {
+        const button = document.getElementById(buttonId);
+        if (button && !button.dataset.bound) {
+            button.addEventListener('click', handler);
+            button.dataset.bound = 'true';
+        }
+    }
+
+    function exposeWindowHandlers() {
+        window.toggleSidebar = toggleSidebar;
+        window.toggleMute = toggleMute;
+        window.toggleVideo = toggleVideo;
+        window.toggleLocalVideo = toggleLocalVideo;
+        window.toggleRecording = toggleRecording;
+        window.toggleMoreOptions = toggleMoreOptions;
+        window.changeResolution = changeResolution;
+        window.endCall = endCall;
+        window.cancelEndCall = cancelEndCall;
+        window.confirmEndCall = confirmEndCall;
+    }
+
+    function bindDomEvents() {
+        exposeWindowHandlers();
+
+        if (isBound) {
+            return;
+        }
+
+        chatMessage.bindMessageEvents();
+        document.addEventListener('keydown', handleKeydown);
+        document.addEventListener('click', handleDocumentClick);
+        bindButton('cancelEndCall', cancelEndCall);
+        bindButton('confirmEndCall', confirmEndCall);
+        bindButton('moreOptionsBtn', toggleMoreOptions);
+
+        isBound = true;
+    }
+
+    return {
+        bindDomEvents
+    };
+}
diff --git a/client/public/main.js b/client/public/main.js
index fe146e8..944cc63 100644
--- a/client/public/main.js
+++ b/client/public/main.js
@@ -1,22 +1,18 @@
-/**
- * 主入口文件
- * 初始化应用，连接各个模块
- * SPA架构：connect视图和call视图在同一页面切换
- */
 import store from './store.js';
 import UIRenderer from './renderer.js';
 import { showNotification, randomMeetingId } from './utils.js';
 import chatMessage from './chatmessage.js';
+import { createCallViewController } from './call-view-controller.js';
 import {
     bindConnectViewEvents,
     initWebSocket,
     loadUserSettings
 } from './connectview.js';
 import { createInviteController } from './invite-controller.js';
-// 全局变量
-let connectionId = "";
-// 当前视图状态：'connect' 或 'call'（可用于未来扩展）
+
+let connectionId = '';
 let currentView = 'connect';
+
 function updateConnectionId(nextConnectionId) {
     connectionId = nextConnectionId || '';
 
@@ -25,34 +21,28 @@ function updateConnectionId(nextConnectionId) {
     }
 }
 
-/**
- * 切换到call视图（创建/加入通话后）
- * @param {string} connectionId - 连接ID
- */
-async function switchToCallView(connectionId) {
+async function switchToCallView(targetConnectionId) {
     const connectView = document.getElementById('connectView');
     const callView = document.getElementById('callView');
-    
-    if (connectView) connectView.classList.add('hidden');
-    if (callView) callView.classList.remove('hidden');
-    
+
+    if (connectView) {
+        connectView.classList.add('hidden');
+    }
+    if (callView) {
+        callView.classList.remove('hidden');
+    }
+
     currentView = 'call';
-    
+
     try {
-        // 初始化渲染器
         const renderer = new UIRenderer(store);
-        
-        // 加入通话
-        await store.joinCall(connectionId);
-        
-        // 设置WebRTC连接
-        await store.setUp(connectionId);
-        
+
+        await store.joinCall(targetConnectionId);
+        await store.setUp(targetConnectionId);
+
         renderer.renderHeaderTitle();
-        
-        // 绑定DOM事件
-        bindCallViewDomEvents();
-        
+        callViewController.bindDomEvents();
+
         console.log('Video call app initialized successfully');
         return true;
     } catch (error) {
@@ -71,177 +61,54 @@ const inviteController = createInviteController({
     setConnectionId: updateConnectionId
 });
 
-/**
- * 处理加入通话
- * @param {string} connectionId - 连接ID
- */
-async function handleJoinCall(connectionId) {
-    showNotification(`正在加入通话 (${connectionId})`);
-    updateConnectionId(connectionId);
-    await switchToCallView(connectionId);
+const callViewController = createCallViewController({
+    store,
+    chatMessage,
+    notify: showNotification
+});
+
+async function handleJoinCall(targetConnectionId) {
+    showNotification(`正在加入通话 (${targetConnectionId})`);
+    updateConnectionId(targetConnectionId);
+    await switchToCallView(targetConnectionId);
 }
 
-/**
- * 处理创建通话
- */
 async function handleCreateCall() {
     showNotification('正在创建通话...');
-    //const connectionId = 'conn_' + Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
 
-    const connectionId = randomMeetingId();
-    updateConnectionId(connectionId);
-    await switchToCallView(connectionId);
+    const nextConnectionId = randomMeetingId();
+    updateConnectionId(nextConnectionId);
+    await switchToCallView(nextConnectionId);
 }
 
-/**
- * 绑定call视图DOM事件
- */
-function bindCallViewDomEvents() {
-    // 切换侧边栏
-    window.toggleSidebar = function () {
-        chatMessage.toggleSidebar();
-    };
-
-    // 切换麦克风
-    window.toggleMute = function () {
-        const state = store.getState();
-        const currentState = state.session.localUser.mediaState.audio;
-        store.updateLocalMedia('audio', !currentState);
-    };
-
-    // 切换视频
-    window.toggleVideo = function () {
-        const state = store.getState();
-        const currentState = state.session.localUser.mediaState.video;
-        store.updateLocalMedia('video', !currentState);
-    };
-
-    // 切换本地视频（用于悬停控制）
-    window.toggleLocalVideo = function () {
-        window.toggleVideo();
-    };
-
-    // 切换录屏
-    window.toggleRecording = function () {
-        const state = store.getState();
-        const currentState = state.session.localUser.mediaState.recording || false;
-        store.updateLocalMedia('recording', !currentState);
-
-        // 显示录制状态通知
-        if (!currentState) {
-            showNotification('开始录制');
-        } else {
-            showNotification('停止录制');
-        }
-    };
-
-    // 更多选项菜单切换
-    window.toggleMoreOptions = function () {
-        const menu = document.getElementById('moreOptionsMenu');
-        if (menu) {
-            menu.classList.toggle('hidden');
-        }
-    };
-
-    // 切换视频分辨率
-    window.changeResolution = function (width, height) {
-        store.changeResolution(width, height);
-        // 关闭菜单
-        const menu = document.getElementById('moreOptionsMenu');
-        if (menu) {
-            menu.classList.add('hidden');
-        }
-    };
-
-    // 结束通话
-    window.endCall = function () {
-        // 显示确认对话框
-        document.getElementById('endCallDialog').classList.remove('hidden');
-    };
-
-    // 取消结束通话
-    window.cancelEndCall = function () {
-        document.getElementById('endCallDialog').classList.add('hidden');
-    };
-
-    // 确认结束通话
-    window.confirmEndCall = function () {
-        document.getElementById('endCallDialog').classList.add('hidden');
-        store.endCall();
-        showNotification('通话已结束');
-    };
-
-    // 绑定消息相关事件
-    chatMessage.bindMessageEvents();
-
-    // 键盘快捷键
-    document.addEventListener('keydown', (event) => {
-        // 空格键静音
-        if (event.code === 'Space' && !event.target.matches('input, textarea')) {
-            event.preventDefault();
-            window.toggleMute();
-        }
-
-        // Ctrl+V 切换视频
-        if (event.ctrlKey && event.key === 'v') {
-            event.preventDefault();
-            window.toggleVideo();
-        }
-    });
-
-    // 绑定对话框事件
-    const cancelEndCall = document.getElementById('cancelEndCall');
-    const confirmEndCall = document.getElementById('confirmEndCall');
-    if (cancelEndCall) cancelEndCall.addEventListener('click', window.cancelEndCall);
-    if (confirmEndCall) confirmEndCall.addEventListener('click', window.confirmEndCall);
-
-    // 更多选项按钮事件
-    const moreOptionsBtn = document.getElementById('moreOptionsBtn');
-    if (moreOptionsBtn) {
-        moreOptionsBtn.addEventListener('click', window.toggleMoreOptions);
-    }
-
-    // 点击外部关闭更多选项菜单
-    document.addEventListener('click', function(event) {
-        const moreOptionsMenu = document.getElementById('moreOptionsMenu');
-        const moreOptionsBtnEl = document.getElementById('moreOptionsBtn');
-        if (moreOptionsMenu && moreOptionsBtnEl &&
-            !moreOptionsMenu.contains(event.target) &&
-            !moreOptionsBtnEl.contains(event.target)) {
-            moreOptionsMenu.classList.add('hidden');
-        }
-    });
-
-    inviteController.bindDialogEvents();
-}
-
-// 页面加载完成后初始化（SPA入口）
 window.addEventListener('DOMContentLoaded', async () => {
     try {
-        // 显示connect视图，隐藏call视图
         const connectView = document.getElementById('connectView');
         const callView = document.getElementById('callView');
-        if (connectView) connectView.classList.remove('hidden');
-        if (callView) callView.classList.add('hidden');
+
+        if (connectView) {
+            connectView.classList.remove('hidden');
+        }
+        if (callView) {
+            callView.classList.add('hidden');
+        }
+
         currentView = 'connect';
 
-        // 加载用户设置
         loadUserSettings();
 
-        // 初始化WebSocket连接（在connect视图就建立WebSocket）
         await initWebSocket();
         inviteController.bindSignalHandlers();
-
-        // 绑定connect视图事件（加入通话、创建通话等）
-        bindConnectViewEvents(handleJoinCall, handleCreateCall);
         inviteController.bindDialogEvents();
+        bindConnectViewEvents(handleJoinCall, handleCreateCall);
 
-        // 检查是否有保存的连接ID，填入输入框
         const savedConnectionId = localStorage.getItem('connectionId');
         if (savedConnectionId) {
             updateConnectionId(savedConnectionId);
             const connectionIdInput = document.getElementById('connectionIdInput');
-            if (connectionIdInput) connectionIdInput.value = savedConnectionId;
+            if (connectionIdInput) {
+                connectionIdInput.value = savedConnectionId;
+            }
         }
 
         const invitePayload = inviteController.getInvitePayloadFromUrl();
@@ -256,5 +123,4 @@ window.addEventListener('DOMContentLoaded', async () => {
     }
 });
 
-// 导出全局变量
 export { store };