feat(notifications): 新增晚餐和心情提醒功能，支持HRV压力检测和后台处理

- 新增晚餐提醒（18:00）和心情提醒（21:00）的定时通知
- 实现基于HRV数据的压力检测和智能鼓励通知
- 添加后台任务处理支持，修改iOS后台模式为processing
- 优化营养记录页面使用Redux状态管理，支持实时数据更新
- 重构卡路里计算公式，移除目标卡路里概念，改为基代+运动-饮食
- 新增营养目标动态计算功能，基于用户身体数据智能推荐
- 完善通知点击跳转逻辑，支持多种提醒类型的路由处理

app/(tabs)/statistics.tsx

@@ -13,12 +13,15 @@ import { getTabBarBottomPadding } from '@/constants/TabBar';
 import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useAuthGuard } from '@/hooks/useAuthGuard';
 import { useBackgroundTasks } from '@/hooks/useBackgroundTasks';
+import { notificationService } from '@/services/notifications';
 import { selectHealthDataByDate, setHealthData } from '@/store/healthSlice';
 import { fetchDailyMoodCheckins, selectLatestMoodRecordByDate } from '@/store/moodSlice';
 import { fetchDailyNutritionData, selectNutritionSummaryByDate } from '@/store/nutritionSlice';
 import { getMonthDaysZh, getTodayIndexInMonth } from '@/utils/date';
-import { ensureHealthPermissions, fetchHealthDataForDate } from '@/utils/health';
+import { ensureHealthPermissions, fetchHealthDataForDate, fetchTodayHRV, fetchRecentHRV } from '@/utils/health';
 import { getTestHealthData } from '@/utils/mockHealthData';
+import { calculateNutritionGoals } from '@/utils/nutrition';
+import AsyncStorage from '@react-native-async-storage/async-storage';
 import { useBottomTabBarHeight } from '@react-navigation/bottom-tabs';
 import { useFocusEffect } from '@react-navigation/native';
 import dayjs from 'dayjs';
@@ -58,6 +61,7 @@ const FloatingCard = ({ children, delay = 0, style }: {
 
 export default function ExploreScreen() {
   const stepGoal = useAppSelector((s) => s.user.profile?.dailyStepsGoal) ?? 2000;
+  const userProfile = useAppSelector((s) => s.user.profile);
 
   // 开发调试：设置为true来使用mock数据
   const useMockData = __DEV__; // 改为true来启用mock数据调试
@@ -128,6 +132,16 @@ export default function ExploreScreen() {
   // 从 Redux 获取营养数据
   const nutritionSummary = useAppSelector(selectNutritionSummaryByDate(currentSelectedDateString));
 
+  // 计算用户的营养目标
+  const nutritionGoals = useMemo(() => {
+    return calculateNutritionGoals({
+      weight: userProfile.weight,
+      height: userProfile.height,
+      birthDate: userProfile?.birthDate ? new Date(userProfile?.birthDate) : undefined,
+      gender: userProfile?.gender || undefined,
+    });
+  }, [userProfile]);
+
   const { registerTask } = useBackgroundTasks();
   // 心情相关状态
   const dispatch = useAppDispatch();
@@ -284,6 +298,8 @@ export default function ExploreScreen() {
       handler: async () => {
         try {
           await loadHealthData();
+
+          checkStressLevelAndNotify()
         } catch (error) {
           console.error('健康数据任务执行失败:', error);
         }
@@ -291,6 +307,80 @@ export default function ExploreScreen() {
     });
   }, []);
 
+  // 检查压力水平并发送通知
+  const checkStressLevelAndNotify = React.useCallback(async () => {
+    try {
+      console.log('开始检查压力水平...');
+
+      // 确保有健康权限
+      const hasPermission = await ensureHealthPermissions();
+      if (!hasPermission) {
+        console.log('没有健康权限，跳过压力检查');
+        return;
+      }
+
+      // 获取最近2小时内的实时HRV数据
+      const recentHRV = await fetchRecentHRV(2);
+      console.log('获取到的最近2小时HRV值:', recentHRV);
+
+      if (recentHRV === null || recentHRV === undefined) {
+        console.log('没有最近的HRV数据，跳过压力检查');
+        return;
+      }
+
+      // 判断压力水平（HRV值低于60表示压力过大）
+      if (recentHRV < 60) {
+        console.log(`检测到压力过大，HRV值: ${recentHRV}，准备发送鼓励通知`);
+
+        // 检查是否在过去2小时内已经发送过压力提醒，避免重复打扰
+        const lastNotificationKey = '@last_stress_notification';
+        const lastNotificationTime = await AsyncStorage.getItem(lastNotificationKey);
+        const now = new Date().getTime();
+        const twoHoursAgo = now - (2 * 60 * 60 * 1000); // 2小时前
+
+        if (lastNotificationTime && parseInt(lastNotificationTime) > twoHoursAgo) {
+          console.log('2小时内已发送过压力提醒，跳过本次通知');
+          return;
+        }
+
+        // 随机选择一条鼓励性消息
+        const encouragingMessages = [
+          '放松一下吧 🌸\n检测到您的压力指数较高，不妨暂停一下，做几个深呼吸，或者来一段轻松的普拉提练习。您的健康最重要！',
+          '该休息一下了 🧘‍♀️\n您的身体在提醒您需要放松。试试冥想、散步或听听舒缓的音乐，让心情平静下来。',
+          '压力山大？我们来帮您 💆‍♀️\n高压力对健康不利，建议您做一些放松运动，比如瑜伽或普拉提，释放身心压力。',
+          '关爱自己，从现在开始 💝\n检测到您可能承受较大压力，记得给自己一些时间，做喜欢的事情，保持身心健康。',
+          '深呼吸，一切都会好的 🌈\n压力只是暂时的，试试腹式呼吸或简单的伸展运动，让身体和心灵都得到放松。'
+        ];
+
+        const randomMessage = encouragingMessages[Math.floor(Math.random() * encouragingMessages.length)];
+        const [title, body] = randomMessage.split('\n');
+
+        // 发送鼓励性推送通知
+        await notificationService.sendImmediateNotification({
+          title: title,
+          body: body,
+          data: {
+            type: 'stress_alert',
+            hrvValue: recentHRV,
+            timestamp: new Date().toISOString(),
+            url: '/mood/calendar' // 点击通知跳转到心情页面
+          },
+          sound: true,
+          priority: 'high'
+        });
+
+        // 记录通知发送时间
+        await AsyncStorage.setItem(lastNotificationKey, now.toString());
+
+        console.log('压力提醒通知已发送');
+      } else {
+        console.log(`压力水平正常，HRV值: ${recentHRV}`);
+      }
+    } catch (error) {
+      console.error('检查压力水平失败:', error);
+    }
+  }, []);
+
   // 日期点击时，加载对应日期数据
   const onSelectDate = (index: number, date: Date) => {
     setSelectedIndex(index);
@@ -331,8 +421,10 @@ export default function ExploreScreen() {
           {/* 营养摄入雷达图卡片 */}
           <NutritionRadarCard
             nutritionSummary={nutritionSummary}
+            nutritionGoals={nutritionGoals}
             burnedCalories={(basalMetabolism || 0) + (activeCalories || 0)}
-            calorieDeficit={0}
+            basalMetabolism={basalMetabolism || 0}
+            activeCalories={activeCalories || 0}
             resetToken={animToken}
             onMealPress={(mealType: 'breakfast' | 'lunch' | 'dinner' | 'snack') => {
               console.log('选择餐次:', mealType);