feat: 集成推送通知功能及相关组件

- 在项目中引入expo-notifications库，支持本地推送通知功能
- 实现通知权限管理，用户可选择开启或关闭通知
- 新增通知发送、定时通知和重复通知功能
- 更新个人页面，集成通知开关和权限请求逻辑
- 编写推送通知功能实现文档，详细描述功能和使用方法
- 优化心情日历页面，确保数据实时刷新

app/(tabs)/personal.tsx

@@ -5,12 +5,13 @@ import { getTabBarBottomPadding } from '@/constants/TabBar';
 import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useAuthGuard } from '@/hooks/useAuthGuard';
 import { useColorScheme } from '@/hooks/useColorScheme';
+import { useNotifications } from '@/hooks/useNotifications';
 import { DEFAULT_MEMBER_NAME, fetchActivityHistory, fetchMyProfile } from '@/store/userSlice';
 import { Ionicons } from '@expo/vector-icons';
 import { useBottomTabBarHeight } from '@react-navigation/bottom-tabs';
 import { useFocusEffect } from '@react-navigation/native';
-import React, { useMemo, useState } from 'react';
-import { Image, Linking, SafeAreaView, ScrollView, StatusBar, StyleSheet, Switch, Text, TouchableOpacity, View } from 'react-native';
+import React, { useEffect, useMemo, useState } from 'react';
+import { Alert, Image, Linking, SafeAreaView, ScrollView, StatusBar, StyleSheet, Switch, Text, TouchableOpacity, View } from 'react-native';
 import { useSafeAreaInsets } from 'react-native-safe-area-context';
 
 const DEFAULT_AVATAR_URL = 'https://plates-1251306435.cos.ap-guangzhou.myqcloud.com/images/avatar/avatarGirl01.jpeg';
@@ -21,7 +22,16 @@ export default function PersonalScreen() {
   const insets = useSafeAreaInsets();
   const tabBarHeight = useBottomTabBarHeight();
   const colorScheme = useColorScheme();
-  const [notificationEnabled, setNotificationEnabled] = useState(true);
+  
+  // 推送通知相关
+  const {
+    isInitialized,
+    permissionStatus,
+    requestPermission,
+    sendNotification,
+  } = useNotifications();
+  
+  const [notificationEnabled, setNotificationEnabled] = useState(false);
 
   // 计算底部间距
   const bottomPadding = useMemo(() => {
@@ -64,6 +74,41 @@ export default function PersonalScreen() {
   // 显示名称
   const displayName = (userProfile.name?.trim()) ? userProfile.name : DEFAULT_MEMBER_NAME;
 
+  // 监听通知权限状态变化
+  useEffect(() => {
+    if (permissionStatus === 'granted') {
+      setNotificationEnabled(true);
+    } else {
+      setNotificationEnabled(false);
+    }
+  }, [permissionStatus]);
+
+  // 处理通知开关变化
+  const handleNotificationToggle = async (value: boolean) => {
+    if (value) {
+      try {
+        const status = await requestPermission();
+        if (status === 'granted') {
+          setNotificationEnabled(true);
+          // 发送测试通知
+          await sendNotification({
+            title: '通知已开启',
+            body: '您将收到运动提醒和重要通知',
+            sound: true,
+            priority: 'normal',
+          });
+        } else {
+          Alert.alert('权限被拒绝', '请在系统设置中开启通知权限');
+        }
+      } catch (error) {
+        Alert.alert('错误', '请求通知权限失败');
+      }
+    } else {
+      setNotificationEnabled(false);
+      Alert.alert('通知已关闭', '您将不会收到推送通知');
+    }
+  };
+
   // 用户信息头部
   const UserHeader = () => (
     <View style={styles.sectionContainer}>
@@ -137,14 +182,8 @@ export default function PersonalScreen() {
             </View>
             {item.type === 'switch' ? (
               <Switch
-                value={isLoggedIn ? notificationEnabled : false}
-                onValueChange={(value) => {
-                  if (!isLoggedIn) {
-                    pushIfAuthedElseLogin('/profile/notification-settings');
-                    return;
-                  }
-                  setNotificationEnabled(value);
-                }}
+                value={item.switchValue || false}
+                onValueChange={item.onSwitchChange || (() => {})}
                 trackColor={{ false: '#E5E5E5', true: '#9370DB' }}
                 thumbColor="#FFFFFF"
                 style={styles.switch}
@@ -177,6 +216,8 @@ export default function PersonalScreen() {
           icon: 'notifications-outline' as const,
           title: '消息推送',
           type: 'switch' as const,
+          switchValue: notificationEnabled,
+          onSwitchChange: handleNotificationToggle,
         },
       ],
     },