feat(healthkit): 实现HealthKit与服务端的双向数据同步，包括身高、体重和出生日期的获取与保存

app/(tabs)/statistics.tsx

@@ -15,11 +15,14 @@ import { Colors } from '@/constants/Colors';
 import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useAuthGuard } from '@/hooks/useAuthGuard';
 import { BackgroundTaskManager } from '@/services/backgroundTaskManagerV2';
+import { syncHealthKitToServer } from '@/services/healthKitSync';
 import { setHealthData } from '@/store/healthSlice';
 import { fetchDailyMoodCheckins, selectLatestMoodRecordByDate } from '@/store/moodSlice';
+import { updateUserProfile } from '@/store/userSlice';
 import { fetchTodayWaterStats } from '@/store/waterSlice';
 import { getMonthDaysZh, getTodayIndexInMonth } from '@/utils/date';
 import { fetchHealthDataForDate, testHRVDataFetch } from '@/utils/health';
+import { logger } from '@/utils/logger';
 import dayjs from 'dayjs';
 import { LinearGradient } from 'expo-linear-gradient';
 import { debounce } from 'lodash';
@@ -58,6 +61,7 @@ const FloatingCard = ({ children, style }: {
 export default function ExploreScreen() {
   const { t } = useTranslation();
   const stepGoal = useAppSelector((s) => s.user.profile?.dailyStepsGoal) ?? 2000;
+  const userProfile = useAppSelector((s) => s.user.profile);
 
   const { pushIfAuthedElseLogin, isLoggedIn } = useAuthGuard();
 
@@ -273,8 +277,44 @@ export default function ExploreScreen() {
     }
   }, [executeLoadAllData, debouncedLoadAllData]);
 
+  // 同步 HealthKit 数据到服务端（带智能 diff 比较）
+  const syncHealthDataToServer = React.useCallback(async () => {
+    if (!isLoggedIn || !userProfile) {
+      logger.info('用户未登录，跳过 HealthKit 数据同步');
+      return;
+    }
+
+    try {
+      logger.info('开始同步 HealthKit 个人健康数据到服务端...');
+      
+      // 传入当前用户资料，用于 diff 比较
+      const success = await syncHealthKitToServer(
+        async (data) => {
+          await dispatch(updateUserProfile(data) as any);
+        },
+        userProfile // 传入当前用户资料进行比较
+      );
+      
+      if (success) {
+        logger.info('HealthKit 数据同步到服务端成功');
+      } else {
+        logger.info('HealthKit 数据同步到服务端跳过（无变化）或失败');
+      }
+    } catch (error) {
+      logger.error('同步 HealthKit 数据到服务端失败:', error);
+    }
+  }, [isLoggedIn, dispatch, userProfile]);
+
+  // 初始加载时执行数据加载和同步
   useEffect(() => {
     loadAllData(currentSelectedDate);
+    
+    // 延迟1秒后执行同步，避免影响初始加载性能
+    const syncTimer = setTimeout(() => {
+      syncHealthDataToServer();
+    }, 1000);
+    
+    return () => clearTimeout(syncTimer);
   }, [])
 
 

app/_layout.tsx

@@ -10,7 +10,7 @@ import PrivacyConsentModal from '@/components/PrivacyConsentModal';
 import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useQuickActions } from '@/hooks/useQuickActions';
 import { hrvMonitorService } from '@/services/hrvMonitor';
-import { notificationService } from '@/services/notifications';
+import { clearBadgeCount, notificationService } from '@/services/notifications';
 import { setupQuickActions } from '@/services/quickActions';
 import { sleepMonitorService } from '@/services/sleepMonitor';
 import { initializeWaterRecordBridge } from '@/services/waterRecordBridge';
@@ -25,6 +25,7 @@ import { initializeHealthPermissions } from '@/utils/health';
 import { MoodNotificationHelpers, NutritionNotificationHelpers, WaterNotificationHelpers } from '@/utils/notificationHelpers';
 import { clearPendingWaterRecords, syncPendingWidgetChanges } from '@/utils/widgetDataSync';
 import React, { useEffect } from 'react';
+import { AppState, AppStateStatus } from 'react-native';
 
 import { DialogProvider } from '@/components/ui/DialogProvider';
 import { MembershipModalProvider } from '@/contexts/MembershipModalContext';
@@ -149,6 +150,20 @@ function Bootstrapper({ children }: { children: React.ReactNode }) {
     initializeBasicServices();
   }, [dispatch]);
 
+  // ==================== 应用状态监听 - 进入前台时清除角标 ====================
+  React.useEffect(() => {
+    const subscription = AppState.addEventListener('change', (nextAppState: AppStateStatus) => {
+      if (nextAppState === 'active') {
+        // 应用进入前台时清除角标
+        clearBadgeCount();
+      }
+    });
+
+    return () => {
+      subscription.remove();
+    };
+  }, []);
+
   // ==================== 权限相关服务初始化（应用启动时执行）====================
   React.useEffect(() => {
     // 如果已经初始化过，则跳过（确保只初始化一次）

app/profile/edit.tsx

@@ -5,6 +5,7 @@ import { useColorScheme } from '@/hooks/useColorScheme';
 import { useCosUpload } from '@/hooks/useCosUpload';
 import { useI18n } from '@/hooks/useI18n';
 import { useSafeAreaTop } from '@/hooks/useSafeAreaWithPadding';
+import { syncServerToHealthKit } from '@/services/healthKitSync';
 import { fetchMyProfile, updateUserProfile } from '@/store/userSlice';
 import { fetchMaximumHeartRate } from '@/utils/health';
 import AsyncStorage from '@/utils/kvStore';
@@ -212,6 +213,18 @@ export default function EditProfileScreen() {
         }));
         // 拉取最新用户信息，刷新全局状态
         await dispatch(fetchMyProfile() as any);
+        
+        // 同步身高、体重到 HealthKit
+        console.log('开始同步个人健康数据到 HealthKit...');
+        const syncSuccess = await syncServerToHealthKit({
+          height: next.height,
+          weight: next.weight,
+          birthDate: next.birthDate ? new Date(next.birthDate).getTime() / 1000 : undefined
+        });
+        
+        if (syncSuccess) {
+          console.log('个人健康数据已同步到 HealthKit');
+        }
       } catch (e: any) {
         // 接口失败不阻断本地保存
         console.warn('更新用户信息失败', e?.message || e);

ios/OutLive/HealthKitManager.m

@@ -117,4 +117,22 @@ RCT_EXTERN_METHOD(startHRVObserver:(RCTPromiseResolveBlock)resolver
 RCT_EXTERN_METHOD(stopHRVObserver:(RCTPromiseResolveBlock)resolver
                   rejecter:(RCTPromiseRejectBlock)rejecter)
 
+// Personal Health Data Methods
+RCT_EXTERN_METHOD(getHeight:(RCTPromiseResolveBlock)resolver
+                  rejecter:(RCTPromiseRejectBlock)rejecter)
+
+RCT_EXTERN_METHOD(getWeight:(RCTPromiseResolveBlock)resolver
+                  rejecter:(RCTPromiseRejectBlock)rejecter)
+
+RCT_EXTERN_METHOD(getDateOfBirth:(RCTPromiseResolveBlock)resolver
+                  rejecter:(RCTPromiseRejectBlock)rejecter)
+
+RCT_EXTERN_METHOD(saveHeight:(NSDictionary *)options
+                  resolver:(RCTPromiseResolveBlock)resolver
+                  rejecter:(RCTPromiseRejectBlock)rejecter)
+
+RCT_EXTERN_METHOD(saveWeight:(NSDictionary *)options
+                  resolver:(RCTPromiseResolveBlock)resolver
+                  rejecter:(RCTPromiseRejectBlock)rejecter)
+
 @end

ios/OutLive/HealthKitManager.swift

@@ -59,9 +59,18 @@ class HealthKitManager: RCTEventEmitter {
     static var workout: HKWorkoutType {
       return HKObjectType.workoutType()
     }
+    static var height: HKQuantityType? {
+      return HKObjectType.quantityType(forIdentifier: .height)
+    }
+    static var bodyMass: HKQuantityType? {
+      return HKObjectType.quantityType(forIdentifier: .bodyMass)
+    }
+    static var dateOfBirth: HKCharacteristicType {
+      return HKObjectType.characteristicType(forIdentifier: .dateOfBirth)!
+    }
 
     static var all: Set<HKObjectType> {
-      var types: Set<HKObjectType> = [activitySummary, workout]
+      var types: Set<HKObjectType> = [activitySummary, workout, dateOfBirth]
       if let sleep = sleep { types.insert(sleep) }
       if let stepCount = stepCount { types.insert(stepCount) }
       if let heartRate = heartRate { types.insert(heartRate) }
@@ -72,6 +81,8 @@ class HealthKitManager: RCTEventEmitter {
       if let appleStandTime = appleStandTime { types.insert(appleStandTime) }
       if let oxygenSaturation = oxygenSaturation { types.insert(oxygenSaturation) }
       if let dietaryWater = dietaryWater { types.insert(dietaryWater) }
+      if let height = height { types.insert(height) }
+      if let bodyMass = bodyMass { types.insert(bodyMass) }
       return types
     }
 
@@ -85,6 +96,9 @@ class HealthKitManager: RCTEventEmitter {
     static var bodyMass: HKQuantityType? {
       return HKObjectType.quantityType(forIdentifier: .bodyMass)
     }
+    static var height: HKQuantityType? {
+      return HKObjectType.quantityType(forIdentifier: .height)
+    }
     static var dietaryWater: HKQuantityType? {
       return HKObjectType.quantityType(forIdentifier: .dietaryWater)
     }
@@ -101,6 +115,7 @@ class HealthKitManager: RCTEventEmitter {
     static var all: Set<HKSampleType> {
       var types: Set<HKSampleType> = []
       if let bodyMass = bodyMass { types.insert(bodyMass) }
+      if let height = height { types.insert(height) }
       if let dietaryWater = dietaryWater { types.insert(dietaryWater) }
       if let dietaryProtein = dietaryProtein { types.insert(dietaryProtein) }
       if let dietaryFatTotal = dietaryFatTotal { types.insert(dietaryFatTotal) }
@@ -2242,6 +2257,297 @@ private func sendHRVUpdateEvent() {
   ])
 }
 
+// MARK: - Personal Health Data Methods (Height, Weight, Birth Date)
+
+/// 获取身高数据
+@objc
+func getHeight(
+  _ resolver: @escaping RCTPromiseResolveBlock,
+  rejecter: @escaping RCTPromiseRejectBlock
+) {
+  guard HKHealthStore.isHealthDataAvailable() else {
+    rejecter("HEALTHKIT_NOT_AVAILABLE", "HealthKit is not available on this device", nil)
+    return
+  }
+  
+  guard let heightType = ReadTypes.height else {
+    rejecter("TYPE_NOT_AVAILABLE", "Height type is not available", nil)
+    return
+  }
+  
+  // 查询最新的身高记录
+  let sortDescriptor = NSSortDescriptor(key: HKSampleSortIdentifierEndDate, ascending: false)
+  let query = HKSampleQuery(sampleType: heightType,
+                            predicate: nil,
+                            limit: 1,
+                            sortDescriptors: [sortDescriptor]) { [weak self] (query, samples, error) in
+    DispatchQueue.main.async {
+      if let error = error {
+        rejecter("QUERY_ERROR", "Failed to query height: \(error.localizedDescription)", error)
+        return
+      }
+      
+      guard let heightSamples = samples as? [HKQuantitySample], let latestHeight = heightSamples.first else {
+        resolver(["value": NSNull(), "unit": "cm"])
+        return
+      }
+      
+      // 转换为厘米
+      let heightInCm = latestHeight.quantity.doubleValue(for: HKUnit.meterUnit(with: .centi))
+      
+      let result: [String: Any] = [
+        "value": heightInCm,
+        "unit": "cm",
+        "recordedAt": self?.dateToISOString(latestHeight.endDate) ?? "",
+        "source": [
+          "name": latestHeight.sourceRevision.source.name,
+          "bundleIdentifier": latestHeight.sourceRevision.source.bundleIdentifier
+        ]
+      ]
+      resolver(result)
+    }
+  }
+  healthStore.execute(query)
+}
+
+/// 获取体重数据
+@objc
+func getWeight(
+  _ resolver: @escaping RCTPromiseResolveBlock,
+  rejecter: @escaping RCTPromiseRejectBlock
+) {
+  guard HKHealthStore.isHealthDataAvailable() else {
+    rejecter("HEALTHKIT_NOT_AVAILABLE", "HealthKit is not available on this device", nil)
+    return
+  }
+  
+  guard let weightType = ReadTypes.bodyMass else {
+    rejecter("TYPE_NOT_AVAILABLE", "Weight type is not available", nil)
+    return
+  }
+  
+  // 查询最新的体重记录
+  let sortDescriptor = NSSortDescriptor(key: HKSampleSortIdentifierEndDate, ascending: false)
+  let query = HKSampleQuery(sampleType: weightType,
+                            predicate: nil,
+                            limit: 1,
+                            sortDescriptors: [sortDescriptor]) { [weak self] (query, samples, error) in
+    DispatchQueue.main.async {
+      if let error = error {
+        rejecter("QUERY_ERROR", "Failed to query weight: \(error.localizedDescription)", error)
+        return
+      }
+      
+      guard let weightSamples = samples as? [HKQuantitySample], let latestWeight = weightSamples.first else {
+        resolver(["value": NSNull(), "unit": "kg"])
+        return
+      }
+      
+      // 转换为千克
+      let weightInKg = latestWeight.quantity.doubleValue(for: HKUnit.gramUnit(with: .kilo))
+      
+      let result: [String: Any] = [
+        "value": weightInKg,
+        "unit": "kg",
+        "recordedAt": self?.dateToISOString(latestWeight.endDate) ?? "",
+        "source": [
+          "name": latestWeight.sourceRevision.source.name,
+          "bundleIdentifier": latestWeight.sourceRevision.source.bundleIdentifier
+        ]
+      ]
+      resolver(result)
+    }
+  }
+  healthStore.execute(query)
+}
+
+/// 获取出生日期（只读特性）
+@objc
+func getDateOfBirth(
+  _ resolver: @escaping RCTPromiseResolveBlock,
+  rejecter: @escaping RCTPromiseRejectBlock
+) {
+  guard HKHealthStore.isHealthDataAvailable() else {
+    rejecter("HEALTHKIT_NOT_AVAILABLE", "HealthKit is not available on this device", nil)
+    return
+  }
+  
+  do {
+    let dateOfBirthComponents = try healthStore.dateOfBirthComponents()
+    
+    guard let year = dateOfBirthComponents.year,
+          let month = dateOfBirthComponents.month,
+          let day = dateOfBirthComponents.day else {
+      resolver(["value": NSNull()])
+      return
+    }
+    
+    // 构造日期对象
+    var components = DateComponents()
+    components.year = year
+    components.month = month
+    components.day = day
+    components.hour = 0
+    components.minute = 0
+    components.second = 0
+    
+    guard let date = Calendar.current.date(from: components) else {
+      resolver(["value": NSNull()])
+      return
+    }
+    
+    let result: [String: Any] = [
+      "value": dateToISOString(date),
+      "year": year,
+      "month": month,
+      "day": day
+    ]
+    resolver(result)
+  } catch {
+    rejecter("QUERY_ERROR", "Failed to query date of birth: \(error.localizedDescription)", error)
+  }
+}
+
+/// 保存身高数据到 HealthKit
+@objc
+func saveHeight(
+  _ options: NSDictionary,
+  resolver: @escaping RCTPromiseResolveBlock,
+  rejecter: @escaping RCTPromiseRejectBlock
+) {
+  guard HKHealthStore.isHealthDataAvailable() else {
+    rejecter("HEALTHKIT_NOT_AVAILABLE", "HealthKit is not available on this device", nil)
+    return
+  }
+  
+  guard let heightValue = options["value"] as? Double else {
+    rejecter("INVALID_PARAMETERS", "Height value is required", nil)
+    return
+  }
+  
+  let unit = options["unit"] as? String ?? "cm"
+  
+  guard let heightType = WriteTypes.height else {
+    rejecter("TYPE_NOT_AVAILABLE", "Height type is not available", nil)
+    return
+  }
+  
+  // 根据单位创建数量对象
+  let heightQuantity: HKQuantity
+  if unit == "m" {
+    heightQuantity = HKQuantity(unit: HKUnit.meter(), doubleValue: heightValue)
+  } else {
+    // 默认使用厘米
+    heightQuantity = HKQuantity(unit: HKUnit.meterUnit(with: .centi), doubleValue: heightValue)
+  }
+  
+  let recordedAt: Date
+  if let recordedAtString = options["recordedAt"] as? String,
+     let date = parseDate(from: recordedAtString) {
+    recordedAt = date
+  } else {
+    recordedAt = Date()
+  }
+  
+  // 创建身高样本
+  let heightSample = HKQuantitySample(
+    type: heightType,
+    quantity: heightQuantity,
+    start: recordedAt,
+    end: recordedAt,
+    metadata: nil
+  )
+  
+  // 保存到 HealthKit
+  healthStore.save(heightSample) { [weak self] (success, error) in
+    DispatchQueue.main.async {
+      if let error = error {
+        rejecter("SAVE_ERROR", "Failed to save height: \(error.localizedDescription)", error)
+        return
+      }
+      
+      if success {
+        let result: [String: Any] = [
+          "success": true,
+          "value": heightValue,
+          "unit": unit,
+          "recordedAt": self?.dateToISOString(recordedAt) ?? ""
+        ]
+        resolver(result)
+      } else {
+        rejecter("SAVE_FAILED", "Failed to save height", nil)
+      }
+    }
+  }
+}
+
+/// 保存体重数据到 HealthKit
+@objc
+func saveWeight(
+  _ options: NSDictionary,
+  resolver: @escaping RCTPromiseResolveBlock,
+  rejecter: @escaping RCTPromiseRejectBlock
+) {
+  guard HKHealthStore.isHealthDataAvailable() else {
+    rejecter("HEALTHKIT_NOT_AVAILABLE", "HealthKit is not available on this device", nil)
+    return
+  }
+  
+  guard let weightValue = options["value"] as? Double else {
+    rejecter("INVALID_PARAMETERS", "Weight value is required", nil)
+    return
+  }
+  
+  let unit = options["unit"] as? String ?? "kg"
+  
+  guard let weightType = WriteTypes.bodyMass else {
+    rejecter("TYPE_NOT_AVAILABLE", "Weight type is not available", nil)
+    return
+  }
+  
+  // 根据单位创建数量对象，默认使用千克
+  let weightQuantity = HKQuantity(unit: HKUnit.gramUnit(with: .kilo), doubleValue: weightValue)
+  
+  let recordedAt: Date
+  if let recordedAtString = options["recordedAt"] as? String,
+     let date = parseDate(from: recordedAtString) {
+    recordedAt = date
+  } else {
+    recordedAt = Date()
+  }
+  
+  // 创建体重样本
+  let weightSample = HKQuantitySample(
+    type: weightType,
+    quantity: weightQuantity,
+    start: recordedAt,
+    end: recordedAt,
+    metadata: nil
+  )
+  
+  // 保存到 HealthKit
+  healthStore.save(weightSample) { [weak self] (success, error) in
+    DispatchQueue.main.async {
+      if let error = error {
+        rejecter("SAVE_ERROR", "Failed to save weight: \(error.localizedDescription)", error)
+        return
+      }
+      
+      if success {
+        let result: [String: Any] = [
+          "success": true,
+          "value": weightValue,
+          "unit": unit,
+          "recordedAt": self?.dateToISOString(recordedAt) ?? ""
+        ]
+        resolver(result)
+      } else {
+        rejecter("SAVE_FAILED", "Failed to save weight", nil)
+      }
+    }
+  }
+}
+
 // MARK: - RCTEventEmitter Overrides
 
 override func supportedEvents() -> [String]! {

services/healthKitSync.ts

@@ -0,0 +1,447 @@
+/**
+ * HealthKit 数据同步服务
+ * 
+ * 实现 HealthKit 与服务端之间的双向数据同步
+ * - 从 HealthKit 同步身高、体重、出生日期到服务端
+ * - 从服务端同步身高、体重、出生日期到 HealthKit
+ * - 防止循环同步的机制
+ */
+
+import {
+  fetchPersonalHealthData,
+  saveHeight,
+  saveWeight
+} from '@/utils/health';
+import AsyncStorage from '@/utils/kvStore';
+import dayjs from 'dayjs';
+
+// 同步状态存储键
+const SYNC_STATUS_KEY = '@healthkit_sync_status';
+const SYNC_LOCK_KEY = '@healthkit_sync_lock';
+
+// 同步状态类型
+interface SyncStatus {
+  lastSyncTime: number;
+  lastSyncDirection: 'healthkit_to_server' | 'server_to_healthkit' | null;
+  lastSyncData: {
+    height?: number;
+    weight?: number;
+    birthDate?: string;
+  };
+}
+
+// 同步锁（防止并发同步）
+let syncLock = false;
+
+/**
+ * 获取同步锁
+ */
+async function acquireSyncLock(): Promise<boolean> {
+  if (syncLock) {
+    console.log('同步操作正在进行中，跳过');
+    return false;
+  }
+  
+  // 检查持久化的锁（防止应用重启后的并发）
+  const persistedLock = await AsyncStorage.getItem(SYNC_LOCK_KEY);
+  if (persistedLock) {
+    const lockTime = parseInt(persistedLock);
+    const now = Date.now();
+    // 如果锁超过5分钟，认为是过期锁，可以清除
+    if (now - lockTime < 5 * 60 * 1000) {
+      console.log('检测到持久化同步锁，跳过');
+      return false;
+    } else {
+      console.log('清除过期的同步锁');
+      await AsyncStorage.removeItem(SYNC_LOCK_KEY);
+    }
+  }
+  
+  syncLock = true;
+  await AsyncStorage.setItem(SYNC_LOCK_KEY, Date.now().toString());
+  return true;
+}
+
+/**
+ * 释放同步锁
+ */
+async function releaseSyncLock(): Promise<void> {
+  syncLock = false;
+  await AsyncStorage.removeItem(SYNC_LOCK_KEY);
+}
+
+/**
+ * 获取上次同步状态
+ */
+async function getLastSyncStatus(): Promise<SyncStatus | null> {
+  try {
+    const status = await AsyncStorage.getItem(SYNC_STATUS_KEY);
+    if (status) {
+      return JSON.parse(status);
+    }
+    return null;
+  } catch (error) {
+    console.error('获取同步状态失败:', error);
+    return null;
+  }
+}
+
+/**
+ * 保存同步状态
+ */
+async function saveSyncStatus(status: SyncStatus): Promise<void> {
+  try {
+    await AsyncStorage.setItem(SYNC_STATUS_KEY, JSON.stringify(status));
+  } catch (error) {
+    console.error('保存同步状态失败:', error);
+  }
+}
+
+/**
+ * 判断数据是否需要同步（比较数据是否有变化）
+ */
+function shouldSyncData(
+  currentData: { height?: number; weight?: number; birthDate?: string },
+  lastSyncData: { height?: number; weight?: number; birthDate?: string }
+): boolean {
+  // 身高变化（允许1cm误差）
+  if (currentData.height && lastSyncData.height) {
+    if (Math.abs(currentData.height - lastSyncData.height) > 1) {
+      return true;
+    }
+  } else if (currentData.height !== lastSyncData.height) {
+    return true;
+  }
+  
+  // 体重变化（允许0.1kg误差）
+  if (currentData.weight && lastSyncData.weight) {
+    if (Math.abs(currentData.weight - lastSyncData.weight) > 0.1) {
+      return true;
+    }
+  } else if (currentData.weight !== lastSyncData.weight) {
+    return true;
+  }
+  
+  // 出生日期变化
+  if (currentData.birthDate !== lastSyncData.birthDate) {
+    // 出生日期通常不会变，但仍然检查
+    if (currentData.birthDate && lastSyncData.birthDate) {
+      const date1 = dayjs(currentData.birthDate).format('YYYY-MM-DD');
+      const date2 = dayjs(lastSyncData.birthDate).format('YYYY-MM-DD');
+      if (date1 !== date2) {
+        return true;
+      }
+    } else if (currentData.birthDate || lastSyncData.birthDate) {
+      return true;
+    }
+  }
+  
+  return false;
+}
+
+/**
+ * 从 HealthKit 同步数据到服务端
+ *
+ * @param updateUserProfile - 更新用户资料的函数（从 Redux userSlice）
+ * @param currentUserProfile - 当前用户资料（用于 diff 比较）
+ * @returns 是否成功同步
+ */
+export async function syncHealthKitToServer(
+  updateUserProfile: (data: {
+    height?: number;
+    weight?: number;
+    birthDate?: number; // Unix timestamp in seconds
+  }) => Promise<any>,
+  currentUserProfile?: {
+    height?: string | number;
+    weight?: string | number;
+    birthDate?: string | number;
+  }
+): Promise<boolean> {
+  console.log('=== 开始从 HealthKit 同步数据到服务端 ===');
+  
+  // 获取同步锁
+  const acquired = await acquireSyncLock();
+  if (!acquired) {
+    return false;
+  }
+  
+  try {
+    // 获取上次同步状态
+    const lastSync = await getLastSyncStatus();
+    
+    // 检查是否刚刚从服务端同步过（防止循环）
+    if (lastSync?.lastSyncDirection === 'server_to_healthkit') {
+      const timeSinceLastSync = Date.now() - lastSync.lastSyncTime;
+      // 如果2分钟内刚从服务端同步过，跳过本次同步
+      if (timeSinceLastSync < 2 * 60 * 1000) {
+        console.log('刚从服务端同步过数据，跳过 HealthKit -> 服务端同步');
+        return false;
+      }
+    }
+    
+    // 从 HealthKit 获取数据
+    const healthData = await fetchPersonalHealthData();
+    console.log('从 HealthKit 获取的数据:', healthData);
+    
+    // 检查是否有数据需要同步
+    if (!healthData.height && !healthData.weight && !healthData.dateOfBirth) {
+      console.log('HealthKit 中没有个人健康数据，跳过同步');
+      return false;
+    }
+    
+    // 准备当前 HealthKit 数据
+    const currentHealthKitData = {
+      height: healthData.height || undefined,
+      weight: healthData.weight || undefined,
+      birthDate: healthData.dateOfBirth || undefined
+    };
+    
+    // 1. 首先与服务端当前数据进行比较（如果提供了）
+    if (currentUserProfile) {
+      // 转换服务端数据格式以便比较
+      const serverData = {
+        height: currentUserProfile.height ?
+          (typeof currentUserProfile.height === 'string' ?
+            parseFloat(currentUserProfile.height) :
+            currentUserProfile.height) :
+          undefined,
+        weight: currentUserProfile.weight ?
+          (typeof currentUserProfile.weight === 'string' ?
+            parseFloat(currentUserProfile.weight) :
+            currentUserProfile.weight) :
+          undefined,
+        birthDate: currentUserProfile.birthDate ?
+          (typeof currentUserProfile.birthDate === 'number' ?
+            new Date(currentUserProfile.birthDate * 1000).toISOString() :
+            currentUserProfile.birthDate) :
+          undefined
+      };
+      
+      const needsSyncWithServer = shouldSyncData(currentHealthKitData, serverData);
+      if (!needsSyncWithServer) {
+        console.log('HealthKit 数据与服务端数据一致，跳过同步');
+        // 更新同步状态（即使没有同步，也记录检查时间）
+        await saveSyncStatus({
+          lastSyncTime: Date.now(),
+          lastSyncDirection: 'healthkit_to_server',
+          lastSyncData: currentHealthKitData
+        });
+        return false;
+      }
+      console.log('检测到 HealthKit 数据与服务端数据存在差异，需要同步');
+    }
+    
+    // 2. 然后与上次同步的数据进行比较
+    if (lastSync?.lastSyncData) {
+      const needsSync = shouldSyncData(currentHealthKitData, lastSync.lastSyncData);
+      
+      if (!needsSync) {
+        console.log('数据与上次同步时一致，跳过同步');
+        return false;
+      }
+    }
+    
+    // 准备同步到服务端的数据
+    const serverData: {
+      height?: number;
+      weight?: number;
+      birthDate?: number;
+    } = {};
+    
+    if (healthData.height) {
+      serverData.height = healthData.height;
+    }
+    
+    if (healthData.weight) {
+      serverData.weight = healthData.weight;
+    }
+    
+    if (healthData.dateOfBirth) {
+      // 将 ISO 字符串转换为 Unix 时间戳（秒）
+      const timestamp = new Date(healthData.dateOfBirth).getTime() / 1000;
+      serverData.birthDate = Math.floor(timestamp);
+    }
+    
+    // 同步到服务端
+    console.log('准备同步到服务端的数据:', serverData);
+    await updateUserProfile(serverData);
+    console.log('成功同步数据到服务端');
+    
+    // 保存同步状态
+    await saveSyncStatus({
+      lastSyncTime: Date.now(),
+      lastSyncDirection: 'healthkit_to_server',
+      lastSyncData: {
+        height: healthData.height || undefined,
+        weight: healthData.weight || undefined,
+        birthDate: healthData.dateOfBirth || undefined
+      }
+    });
+    
+    return true;
+  } catch (error) {
+    console.error('从 HealthKit 同步数据到服务端失败:', error);
+    return false;
+  } finally {
+    // 释放同步锁
+    await releaseSyncLock();
+  }
+}
+
+/**
+ * 从服务端同步数据到 HealthKit
+ * 
+ * @param serverData - 服务端的用户数据
+ * @returns 是否成功同步
+ */
+export async function syncServerToHealthKit(
+  serverData: {
+    height?: number;
+    weight?: number;
+    birthDate?: number | string; // Unix timestamp (seconds) or ISO string
+  }
+): Promise<boolean> {
+  console.log('=== 开始从服务端同步数据到 HealthKit ===');
+  
+  // 获取同步锁
+  const acquired = await acquireSyncLock();
+  if (!acquired) {
+    return false;
+  }
+  
+  try {
+    // 获取上次同步状态
+    const lastSync = await getLastSyncStatus();
+    
+    // 检查是否刚刚从 HealthKit 同步过（防止循环）
+    if (lastSync?.lastSyncDirection === 'healthkit_to_server') {
+      const timeSinceLastSync = Date.now() - lastSync.lastSyncTime;
+      // 如果2分钟内刚从 HealthKit 同步过，跳过本次同步
+      if (timeSinceLastSync < 2 * 60 * 1000) {
+        console.log('刚从 HealthKit 同步过数据，跳过 服务端 -> HealthKit 同步');
+        return false;
+      }
+    }
+    
+    // 准备要同步的数据
+    const syncData: {
+      height?: number;
+      weight?: number;
+      birthDate?: string;
+    } = {};
+    
+    if (serverData.height) {
+      // 确保身高是数字类型
+      syncData.height = typeof serverData.height === 'string'
+        ? parseFloat(serverData.height)
+        : serverData.height;
+    }
+    
+    if (serverData.weight) {
+      // 确保体重是数字类型
+      syncData.weight = typeof serverData.weight === 'string'
+        ? parseFloat(serverData.weight)
+        : serverData.weight;
+    }
+    
+    if (serverData.birthDate) {
+      // 如果是时间戳，转换为 ISO 字符串
+      if (typeof serverData.birthDate === 'number') {
+        syncData.birthDate = new Date(serverData.birthDate * 1000).toISOString();
+      } else {
+        syncData.birthDate = serverData.birthDate;
+      }
+    }
+    
+    console.log('准备同步到 HealthKit 的数据:', syncData);
+    
+    // 检查数据是否有变化
+    if (lastSync?.lastSyncData) {
+      const needsSync = shouldSyncData(syncData, lastSync.lastSyncData);
+      
+      if (!needsSync) {
+        console.log('数据未变化，跳过同步');
+        return false;
+      }
+    }
+    
+    // 同步到 HealthKit
+    const results: boolean[] = [];
+    
+    if (syncData.height) {
+      console.log('同步身高到 HealthKit:', syncData.height, 'cm');
+      const success = await saveHeight(syncData.height);
+      results.push(success);
+      if (success) {
+        console.log('身高同步成功');
+      } else {
+        console.error('身高同步失败');
+      }
+    }
+    
+    if (syncData.weight) {
+      // 确保体重值是数字类型
+      const weightValue = typeof syncData.weight === 'string'
+        ? parseFloat(syncData.weight)
+        : syncData.weight;
+      
+      console.log('同步体重到 HealthKit:', weightValue, 'kg');
+      const success = await saveWeight(weightValue);
+      results.push(success);
+      if (success) {
+        console.log('体重同步成功');
+      } else {
+        console.error('体重同步失败');
+      }
+    }
+    
+    // 注意：出生日期在 HealthKit 中是只读的，无法写入
+    if (syncData.birthDate) {
+      console.log('注意：出生日期在 HealthKit 中是只读的，无法同步');
+    }
+    
+    // 如果至少有一项同步成功，则认为同步成功
+    const success = results.length > 0 && results.some(r => r);
+    
+    if (success) {
+      // 保存同步状态
+      await saveSyncStatus({
+        lastSyncTime: Date.now(),
+        lastSyncDirection: 'server_to_healthkit',
+        lastSyncData: syncData
+      });
+      
+      console.log('成功从服务端同步数据到 HealthKit');
+    }
+    
+    return success;
+  } catch (error) {
+    console.error('从服务端同步数据到 HealthKit 失败:', error);
+    return false;
+  } finally {
+    // 释放同步锁
+    await releaseSyncLock();
+  }
+}
+
+/**
+ * 清除同步状态（用于测试或重置）
+ */
+export async function clearSyncStatus(): Promise<void> {
+  try {
+    await AsyncStorage.removeItem(SYNC_STATUS_KEY);
+    await AsyncStorage.removeItem(SYNC_LOCK_KEY);
+    syncLock = false;
+    console.log('已清除同步状态');
+  } catch (error) {
+    console.error('清除同步状态失败:', error);
+  }
+}
+
+/**
+ * 获取同步状态信息（用于调试）
+ */
+export async function getSyncStatusInfo(): Promise<SyncStatus | null> {
+  return getLastSyncStatus();
+}

services/notifications.ts

@@ -14,6 +14,30 @@ Notifications.setNotificationHandler({
   }),
 });
 
+/**
+ * 清除应用角标
+ */
+export async function clearBadgeCount(): Promise<void> {
+  try {
+    await Notifications.setBadgeCountAsync(0);
+    console.log('✅ 应用角标已清除');
+  } catch (error) {
+    console.error('❌ 清除应用角标失败:', error);
+  }
+}
+
+/**
+ * 获取当前角标数量
+ */
+export async function getBadgeCount(): Promise<number> {
+  try {
+    return await Notifications.getBadgeCountAsync();
+  } catch (error) {
+    console.error('❌ 获取角标数量失败:', error);
+    return 0;
+  }
+}
+
 export interface NotificationData {
   title: string;
   body: string;
@@ -110,6 +134,9 @@ export class NotificationService {
         return;
       }
 
+      // 清除应用角标（应用启动时）
+      await clearBadgeCount();
+
       // 设置通知监听器
       this.setupNotificationListeners();
 
@@ -151,6 +178,9 @@ export class NotificationService {
 
     console.log('处理通知点击:', data);
 
+    // 用户点击通知后清除角标
+    clearBadgeCount();
+
     // 根据通知类型处理不同的逻辑
     if (data?.type === 'workout_reminder') {
       // 处理运动提醒

utils/health.ts

@@ -1061,18 +1061,170 @@ export async function testHRVDataFetch(date: Date = dayjs().toDate()): Promise<v
   }
 }
 
-// 更新healthkit中的体重 (暂未实现)
+// === 个人健康数据读取和写入方法 ===
-export async function updateWeight(_weight: number) {
+
+/**
+ * 从 HealthKit 获取身高（单位：厘米）
+ */
+export async function fetchHeight(): Promise<number | null> {
   try {
-    // Note: Weight saving would need to be implemented in native module
+    console.log('开始从 HealthKit 获取身高...');
-    console.log('体重保存到HealthKit暂未实现');
+    const result = await HealthKitManager.getHeight();
-    return true; // Return true for now to not break existing functionality
+    
+    if (result && typeof result.value === 'number') {
+      const heightInCm = Math.round(result.value);
+      console.log('成功获取身高:', heightInCm, 'cm');
+      return heightInCm;
+    } else {
+      console.log('未找到身高数据');
+      return null;
+    }
   } catch (error) {
-    console.error('更新体重失败:', error);
+    console.error('获取身高失败:', error);
+    return null;
+  }
+}
+
+/**
+ * 从 HealthKit 获取体重（单位：千克）
+ */
+export async function fetchWeight(): Promise<number | null> {
+  try {
+    console.log('开始从 HealthKit 获取体重...');
+    const result = await HealthKitManager.getWeight();
+    
+    if (result && typeof result.value === 'number') {
+      const weightInKg = Math.round(result.value * 10) / 10; // 保留1位小数
+      console.log('成功获取体重:', weightInKg, 'kg');
+      return weightInKg;
+    } else {
+      console.log('未找到体重数据');
+      return null;
+    }
+  } catch (error) {
+    console.error('获取体重失败:', error);
+    return null;
+  }
+}
+
+/**
+ * 从 HealthKit 获取出生日期
+ */
+export async function fetchDateOfBirth(): Promise<string | null> {
+  try {
+    console.log('开始从 HealthKit 获取出生日期...');
+    const result = await HealthKitManager.getDateOfBirth();
+    
+    if (result && typeof result.value === 'string') {
+      console.log('成功获取出生日期:', result.value);
+      return result.value;
+    } else {
+      console.log('未找到出生日期数据');
+      return null;
+    }
+  } catch (error) {
+    console.error('获取出生日期失败:', error);
+    return null;
+  }
+}
+
+/**
+ * 保存身高到 HealthKit
+ * @param heightInCm 身高（单位：厘米）
+ * @param unit 单位，默认为 'cm'（厘米），也支持 'in'（英寸）
+ */
+export async function saveHeight(heightInCm: number, unit: 'cm' | 'in' = 'cm'): Promise<boolean> {
+  try {
+    console.log('开始保存身高到 HealthKit...', { heightInCm, unit });
+    
+    if (heightInCm <= 0) {
+      console.error('身高值无效:', heightInCm);
+      return false;
+    }
+    
+    const options = {
+      value: heightInCm,
+      unit: unit
+    };
+    
+    const result = await HealthKitManager.saveHeight(options);
+    
+    if (result && result.success) {
+      console.log('身高保存成功');
+      return true;
+    } else {
+      console.error('身高保存失败:', result);
+      return false;
+    }
+  } catch (error) {
+    console.error('保存身高到 HealthKit 失败:', error);
     return false;
   }
 }
 
+/**
+ * 保存体重到 HealthKit
+ * @param weightInKg 体重（单位：千克）
+ */
+export async function saveWeight(weightInKg: number): Promise<boolean> {
+  try {
+    console.log('开始保存体重到 HealthKit...', { weightInKg });
+    
+    if (weightInKg <= 0) {
+      console.error('体重值无效:', weightInKg);
+      return false;
+    }
+    
+    const options = {
+      value: weightInKg
+    };
+    
+    const result = await HealthKitManager.saveWeight(options);
+    
+    if (result && result.success) {
+      console.log('体重保存成功');
+      return true;
+    } else {
+      console.error('体重保存失败:', result);
+      return false;
+    }
+  } catch (error) {
+    console.error('保存体重到 HealthKit 失败:', error);
+    return false;
+  }
+}
+
+// 保持向后兼容的旧函数名
+export async function updateWeight(weight: number): Promise<boolean> {
+  return saveWeight(weight);
+}
+
+/**
+ * 批量获取个人健康数据（身高、体重、出生日期）
+ */
+export async function fetchPersonalHealthData(): Promise<{
+  height: number | null;
+  weight: number | null;
+  dateOfBirth: string | null;
+}> {
+  try {
+    console.log('开始批量获取个人健康数据...');
+    
+    const [height, weight, dateOfBirth] = await Promise.all([
+      fetchHeight(),
+      fetchWeight(),
+      fetchDateOfBirth()
+    ]);
+    
+    console.log('个人健康数据获取完成:', { height, weight, dateOfBirth });
+    
+    return { height, weight, dateOfBirth };
+  } catch (error) {
+    console.error('批量获取个人健康数据失败:', error);
+    return { height: null, weight: null, dateOfBirth: null };
+  }
+}
+
 export async function testOxygenSaturationData(_date: Date = dayjs().toDate()): Promise<void> {
   console.log('=== 开始测试血氧饱和度数据获取 ===');