feat: 已完成的工作:

- ✅ 创建了4个P1优先级Hook（搜索、导航、个人资料、订阅）
  - ✅ 将其中3个Hook集成到5个组件中
  - ✅ 在个人资料、设置、搜索、订阅流程中添加了15+个追踪点
  - ✅ 覆盖了完整的收入漏斗（支付发起 → 成功 → 订阅创建）
  - ✅ 添加了留存追踪（个人资料更新、设置修改、搜索查询）

  影响:
  - 完整的用户订阅旅程可见性
  - 个人资料/设置参与度追踪
  - 搜索行为分析
  - 完整的支付漏斗追踪（微信支付）

src/components/Subscription/SubscriptionContent.js

@@ -33,6 +33,7 @@ import {
 import React, { useState, useEffect } from 'react';
 import { logger } from '../../utils/logger';
 import { useAuth } from '../../contexts/AuthContext';
+import { useSubscriptionEvents } from '../../hooks/useSubscriptionEvents';
 
 // Icons
 import {
@@ -54,6 +55,14 @@ export default function SubscriptionContent() {
   // Auth context
   const { user } = useAuth();
 
+  // 🎯 初始化订阅埋点Hook（传入当前订阅信息）
+  const subscriptionEvents = useSubscriptionEvents({
+    currentSubscription: {
+      plan: user?.subscription_plan || 'free',
+      status: user?.subscription_status || 'none'
+    }
+  });
+
   // Chakra color mode
   const textColor = useColorModeValue('gray.700', 'white');
   const borderColor = useColorModeValue('gray.200', 'gray.600');
@@ -161,6 +170,13 @@ export default function SubscriptionContent() {
       return;
     }
 
+    // 🎯 追踪定价方案选择
+    subscriptionEvents.trackPricingPlanSelected(
+      plan.name,
+      selectedCycle,
+      selectedCycle === 'monthly' ? plan.monthly_price : plan.yearly_price
+    );
+
     setSelectedPlan(plan);
     onPaymentModalOpen();
   };
@@ -170,6 +186,17 @@ export default function SubscriptionContent() {
 
     setLoading(true);
     try {
+      const price = selectedCycle === 'monthly' ? selectedPlan.monthly_price : selectedPlan.yearly_price;
+
+      // 🎯 追踪支付发起
+      subscriptionEvents.trackPaymentInitiated({
+        planName: selectedPlan.name,
+        paymentMethod: 'wechat_pay',
+        amount: price,
+        billingCycle: selectedCycle,
+        orderId: null // Will be set after order creation
+      });
+
       const response = await fetch('/api/payment/create-order', {
         method: 'POST',
         headers: {
@@ -204,6 +231,13 @@ export default function SubscriptionContent() {
         throw new Error('网络错误');
       }
     } catch (error) {
+      // 🎯 追踪支付失败
+      subscriptionEvents.trackPaymentFailed({
+        planName: selectedPlan.name,
+        paymentMethod: 'wechat_pay',
+        amount: selectedCycle === 'monthly' ? selectedPlan.monthly_price : selectedPlan.yearly_price
+      }, error.message);
+
       toast({
         title: '创建订单失败',
         description: error.message,
@@ -251,6 +285,26 @@ export default function SubscriptionContent() {
             setAutoCheckInterval(null);
 
             logger.info('SubscriptionContent', '自动检测到支付成功', { orderId });
+
+            // 🎯 追踪支付成功
+            subscriptionEvents.trackPaymentSuccessful({
+              planName: selectedPlan?.name,
+              paymentMethod: 'wechat_pay',
+              amount: paymentOrder?.amount,
+              billingCycle: selectedCycle,
+              orderId: orderId,
+              transactionId: data.transaction_id
+            });
+
+            // 🎯 追踪订阅创建
+            subscriptionEvents.trackSubscriptionCreated({
+              plan: selectedPlan?.name,
+              billingCycle: selectedCycle,
+              amount: paymentOrder?.amount,
+              startDate: new Date().toISOString(),
+              endDate: null // Will be calculated by backend
+            });
+
             toast({
               title: '支付成功！',
               description: '订阅已激活，正在跳转...',

src/views/Community/components/SearchBox.js

@@ -2,11 +2,21 @@
 import React from 'react';
 import { Card, Input, Radio, Form, Button } from 'antd';
 import { SearchOutlined } from '@ant-design/icons';
+import { useSearchEvents } from '../../../hooks/useSearchEvents';
 
 const SearchBox = ({ onSearch }) => {
     const [form] = Form.useForm();
 
+    // 🎯 初始化搜索埋点Hook
+    const searchEvents = useSearchEvents({ context: 'community' });
+
     const handleSubmit = (values) => {
+        // 🎯 追踪搜索查询提交（在调用onSearch之前）
+        if (values.q) {
+            searchEvents.trackSearchQuerySubmitted(values.q, 0, {
+                search_type: values.search_type || 'topic'
+            });
+        }
         onSearch(values);
     };
 

src/views/Profile/ProfilePage.js

@@ -44,11 +44,15 @@ import {
 import { EditIcon, CheckIcon, CloseIcon, AddIcon } from '@chakra-ui/icons';
 import { useAuth } from '../../contexts/AuthContext';
 import { logger } from '../../utils/logger';
+import { useProfileEvents } from '../../hooks/useProfileEvents';
 
 export default function ProfilePage() {
     const { user, updateUser } = useAuth();
     const [isEditing, setIsEditing] = useState(false);
     const [isLoading, setIsLoading] = useState(false);
+
+    // 🎯 初始化个人资料埋点Hook
+    const profileEvents = useProfileEvents({ pageType: 'profile' });
     const [newTag, setNewTag] = useState('');
     const { isOpen, onOpen, onClose } = useDisclosure();
     const fileInputRef = useRef();
@@ -95,6 +99,12 @@ export default function ProfilePage() {
             updateUser(updatedData);
             setIsEditing(false);
 
+            // 🎯 追踪个人资料更新成功
+            const updatedFields = Object.keys(formData).filter(
+                key => user?.[key] !== formData[key]
+            );
+            profileEvents.trackProfileUpdated(updatedFields, updatedData);
+
             // ✅ 保留关键操作提示
             toast({
                 title: "个人资料更新成功",
@@ -105,6 +115,10 @@ export default function ProfilePage() {
         } catch (error) {
             logger.error('ProfilePage', 'handleSaveProfile', error, { userId: user?.id });
 
+            // 🎯 追踪个人资料更新失败
+            const attemptedFields = Object.keys(formData);
+            profileEvents.trackProfileUpdateFailed(attemptedFields, error.message);
+
             // ✅ 保留错误提示
             toast({
                 title: "更新失败",
@@ -128,6 +142,9 @@ export default function ProfilePage() {
             reader.onload = (e) => {
                 updateUser({ avatar_url: e.target.result });
 
+                // 🎯 追踪头像上传
+                profileEvents.trackAvatarUploaded('file_upload', file.size);
+
                 // ✅ 保留关键操作提示
                 toast({
                     title: "头像更新成功",

src/views/Settings/SettingsPage.js

@@ -59,12 +59,16 @@ import { FaWeixin, FaMobile, FaEnvelope } from 'react-icons/fa';
 import { useAuth } from '../../contexts/AuthContext';
 import { getApiBase } from '../../utils/apiConfig';
 import { logger } from '../../utils/logger';
+import { useProfileEvents } from '../../hooks/useProfileEvents';
 
 export default function SettingsPage() {
     const { user, updateUser, logout } = useAuth();
     const { colorMode, toggleColorMode } = useColorMode();
     const toast = useToast();
 
+    // 🎯 初始化设置页面埋点Hook
+    const profileEvents = useProfileEvents({ pageType: 'settings' });
+
     // 模态框状态
     const { isOpen: isPasswordOpen, onOpen: onPasswordOpen, onClose: onPasswordClose } = useDisclosure();
     const { isOpen: isPhoneOpen, onOpen: onPhoneOpen, onClose: onPhoneClose } = useDisclosure();
@@ -210,6 +214,9 @@ export default function SettingsPage() {
             if (response.ok && data.success) {
                 const isFirstSet = passwordStatus.needsFirstTimeSetup;
 
+                // 🎯 追踪密码修改成功
+                profileEvents.trackPasswordChanged(true);
+
                 toast({
                     title: isFirstSet ? "密码设置成功" : "密码修改成功",
                     description: isFirstSet ? "您现在可以使用手机号+密码登录了" : "请重新登录",
@@ -234,6 +241,9 @@ export default function SettingsPage() {
                 throw new Error(data.error || '密码修改失败');
             }
         } catch (error) {
+            // 🎯 追踪密码修改失败
+            profileEvents.trackPasswordChanged(false, error.message);
+
             toast({
                 title: "修改失败",
                 description: error.message,
@@ -364,6 +374,9 @@ export default function SettingsPage() {
                 email_confirmed: data.user.email_confirmed
             });
 
+            // 🎯 追踪邮箱绑定成功
+            profileEvents.trackAccountBound('email', true);
+
             toast({
                 title: "邮箱绑定成功",
                 status: "success",
@@ -374,6 +387,9 @@ export default function SettingsPage() {
             setEmailForm({ email: '', verificationCode: '' });
             onEmailClose();
         } catch (error) {
+            // 🎯 追踪邮箱绑定失败
+            profileEvents.trackAccountBound('email', false);
+
             toast({
                 title: "绑定失败",
                 description: error.message,
@@ -397,6 +413,13 @@ export default function SettingsPage() {
 
             updateUser(notifications);
 
+            // 🎯 追踪通知偏好更改
+            profileEvents.trackNotificationPreferencesChanged({
+                email: notifications.email_notifications,
+                push: notifications.system_updates,
+                sms: notifications.sms_notifications
+            });
+
             // ❌ 移除设置保存成功toast
             logger.info('SettingsPage', '通知设置已保存');
         } catch (error) {