feat: 优化后台任务管理，添加系统权限和用户偏好的完整检查，增强通知功能

app.json

@@ -18,8 +18,7 @@
         "NSPhotoLibraryUsageDescription": "应用需要访问相册以选择您的体态照片用于AI测评。",
         "NSPhotoLibraryAddUsageDescription": "应用需要写入相册以保存拍摄的体态照片（可选）。",
         "UIBackgroundModes": [
-          "background-fetch",
+          "processing"
-          "background-processing"
         ]
       }
     },
@@ -70,12 +69,7 @@
           ]
         }
       ],
-      [
+      "expo-background-task"
-        "expo-background-fetch",
-        {
-          "minimumInterval": 15
-        }
-      ]
     ],
     "experiments": {
       "typedRoutes": true

app/(tabs)/statistics.tsx

@@ -15,6 +15,7 @@ import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useAuthGuard } from '@/hooks/useAuthGuard';
 import { useBackgroundTasks } from '@/hooks/useBackgroundTasks';
 import { notificationService } from '@/services/notifications';
+import { backgroundTaskManager } from '@/services/backgroundTaskManager';
 import { selectHealthDataByDate, setHealthData } from '@/store/healthSlice';
 import { fetchDailyMoodCheckins, selectLatestMoodRecordByDate } from '@/store/moodSlice';
 import { fetchDailyNutritionData, selectNutritionSummaryByDate } from '@/store/nutritionSlice';
@@ -37,7 +38,8 @@ import {
   ScrollView,
   StyleSheet,
   Text,
-  View
+  View,
+  TouchableOpacity
 } from 'react-native';
 import { useSafeAreaInsets } from 'react-native-safe-area-context';
 
@@ -618,6 +620,19 @@ export default function ExploreScreen() {
             <View style={styles.headerTextContainer}>
               <Text style={styles.headerTitle}>海豹健康</Text>
             </View>
+
+            {/* 开发环境调试按钮 */}
+            {__DEV__ && (
+              <TouchableOpacity
+                style={styles.debugButton}
+                onPress={async () => {
+                  console.log('🔧 手动触发后台任务测试...');
+                  await backgroundTaskManager.debugExecuteBackgroundTask();
+                }}
+              >
+                <Text style={styles.debugButtonText}>🔧</Text>
+              </TouchableOpacity>
+            )}
           </View>
         </View>
 
@@ -813,6 +828,25 @@ const styles = StyleSheet.create({
     fontWeight: '500',
     color: '#192126',
   },
+  debugButton: {
+    width: 32,
+    height: 32,
+    borderRadius: 16,
+    backgroundColor: '#FF6B6B',
+    alignItems: 'center',
+    justifyContent: 'center',
+    shadowColor: '#000',
+    shadowOffset: {
+      width: 0,
+      height: 2,
+    },
+    shadowOpacity: 0.1,
+    shadowRadius: 4,
+    elevation: 3,
+  },
+  debugButtonText: {
+    fontSize: 12,
+  },
 
 
   sectionTitle: {

hooks/useBackgroundTasks.ts

@@ -1,15 +1,15 @@
-import { BackgroundTaskType as BackgroundTask, backgroundTaskManager, TaskStatusType as TaskStatus } from '@/services/backgroundTaskManager';
+import { BackgroundTaskConfig, backgroundTaskManager, TaskStatus } from '@/services/backgroundTaskManager';
-import * as BackgroundFetch from 'expo-background-fetch';
+import * as BackgroundTask from 'expo-background-task';
 import { useCallback, useEffect, useState } from 'react';
 
 export interface UseBackgroundTasksReturn {
   // 状态
   isInitialized: boolean;
   taskStatuses: TaskStatus[];
-  registeredTasks: BackgroundTask[];
+  registeredTasks: BackgroundTaskConfig[];
   
   // 方法
-  registerTask: (task: BackgroundTask) => Promise<void>;
+  registerTask: (task: BackgroundTaskConfig) => Promise<void>;
   unregisterTask: (taskId: string) => Promise<void>;
   executeTask: (taskId: string, data?: any) => Promise<void>;
   executeAllTasks: () => Promise<{ [taskId: string]: 'success' | 'failed' }>;
@@ -17,15 +17,15 @@ export interface UseBackgroundTasksReturn {
   cleanupTaskStatuses: () => Promise<void>;
   
   // 后台任务状态
-  backgroundTaskStatus: BackgroundFetch.BackgroundFetchStatus | null;
+  backgroundTaskStatus: BackgroundTask.BackgroundTaskStatus | null;
   getBackgroundTaskStatus: () => Promise<void>;
 }
 
 export const useBackgroundTasks = (): UseBackgroundTasksReturn => {
   const [isInitialized, setIsInitialized] = useState(false);
   const [taskStatuses, setTaskStatuses] = useState<TaskStatus[]>([]);
-  const [registeredTasks, setRegisteredTasks] = useState<BackgroundTask[]>([]);
+  const [registeredTasks, setRegisteredTasks] = useState<BackgroundTaskConfig[]>([]);
-  const [backgroundTaskStatus, setBackgroundTaskStatus] = useState<BackgroundFetch.BackgroundFetchStatus | null>(null);
+  const [backgroundTaskStatus, setBackgroundTaskStatus] = useState<BackgroundTask.BackgroundTaskStatus | null>(null);
 
   // 初始化
   useEffect(() => {
@@ -49,7 +49,7 @@ export const useBackgroundTasks = (): UseBackgroundTasksReturn => {
   }, []);
 
   // 注册任务
-  const registerTask = useCallback(async (task: BackgroundTask) => {
+  const registerTask = useCallback(async (task: BackgroundTaskConfig) => {
     await backgroundTaskManager.registerTask(task);
     refreshData();
   }, [refreshData]);

services/backgroundTaskManager.ts

@@ -1,16 +1,38 @@
 import AsyncStorage from '@react-native-async-storage/async-storage';
-import * as BackgroundFetch from 'expo-background-fetch';
+import * as BackgroundTask from 'expo-background-task';
 import * as TaskManager from 'expo-task-manager';
 
+// 后台任务名称常量
+const BACKGROUND_TASK_NAME = 'health-background-task';
+
+// 必须在全局作用域定义任务处理器
+TaskManager.defineTask(BACKGROUND_TASK_NAME, async () => {
+  console.log('======= 后台任务被系统调用 =======');
+  const now = new Date();
+  console.log(`后台任务执行时间: ${now.toISOString()}`);
+
+  try {
+    // 获取后台任务管理器实例并执行所有注册的任务
+    const manager = BackgroundTaskManager.getInstance();
+    console.log('开始执行所有注册的任务...');
+    const results = await manager.executeAllTasks();
+    console.log('后台任务执行结果:', results);
+
+    // 返回成功状态
+    return BackgroundTask.BackgroundTaskResult.Success;
+  } catch (error) {
+    console.error('后台任务执行失败:', error);
+    return BackgroundTask.BackgroundTaskResult.Failed;
+  }
+});
+
 // 任务类型定义
-export interface BackgroundTask {
+export interface BackgroundTaskConfig {
   id: string;
   name: string;
   handler: (data?: any) => Promise<void>;
   options?: {
     minimumInterval?: number; // 最小间隔时间（分钟）
-    stopOnTerminate?: boolean; // 应用终止时是否停止
-    startOnBoot?: boolean; // 设备重启时是否启动
   };
 }
 
@@ -27,9 +49,10 @@ export interface TaskStatus {
 // 后台任务管理器类
 class BackgroundTaskManager {
   private static instance: BackgroundTaskManager;
-  private tasks: Map<string, BackgroundTask> = new Map();
+  private tasks: Map<string, BackgroundTaskConfig> = new Map();
   private taskStatuses: Map<string, TaskStatus> = new Map();
   private isInitialized = false;
+  private systemTaskRegistered = false;
 
   // 单例模式
   public static getInstance(): BackgroundTaskManager {
@@ -49,7 +72,7 @@ class BackgroundTaskManager {
       this.isInitialized = true;
 
       // 注册后台任务
-      await this.registerBackgroundTask();
+      await this.registerSystemBackgroundTask();
 
       // 加载已保存的任务状态
       await this.loadTaskStatuses();
@@ -61,53 +84,49 @@ class BackgroundTaskManager {
     }
   }
 
+  // 注册系统后台任务
+  private async registerSystemBackgroundTask(): Promise<void> {
+    console.log('开始注册系统后台任务...');
+
+    try {
+      // 检查后台任务状态
+      const status = await BackgroundTask.getStatusAsync();
+      console.log('后台任务服务状态:', BackgroundTask.BackgroundTaskStatus[status]);
+
+      if (status === BackgroundTask.BackgroundTaskStatus.Available) {
+        // 检查任务是否已经注册
+        const isRegistered = await TaskManager.isTaskRegisteredAsync(BACKGROUND_TASK_NAME);
+        console.log('系统任务是否已注册:', isRegistered);
+
+        if (!isRegistered) {
           // 注册后台任务
-  private async registerBackgroundTask(): Promise<void> {
+          await BackgroundTask.registerTaskAsync(BACKGROUND_TASK_NAME);
-    const BACKGROUND_FETCH_TASK = 'background-fetch-task';
+          console.log('✅ 系统后台任务注册成功');
-
+          this.systemTaskRegistered = true;
-    console.log('注册后台获取任务');
-    
-    // 定义后台获取任务
-    TaskManager.defineTask(BACKGROUND_FETCH_TASK, async () => {
-      console.log('后台获取任务被系统调用');
-      const now = new Date();
-      
-      try {
-        console.log(`开始执行后台任务 - ${now.toISOString()}`);
-        
-        // 执行所有注册的任务
-        const results = await this.executeAllTasks();
-        
-        console.log('后台任务执行完成:', results);
-        
-        // 返回成功状态
-        return BackgroundFetch.BackgroundFetchResult.NewData;
-      } catch (error) {
-        console.error('后台任务执行失败:', error);
-        return BackgroundFetch.BackgroundFetchResult.Failed;
-      }
-    });
-
-    // 注册后台获取任务
-    try {
-      const status = await BackgroundFetch.getStatusAsync();
-      if (status === BackgroundFetch.BackgroundFetchStatus.Available) {
-        await BackgroundFetch.registerTaskAsync(BACKGROUND_FETCH_TASK, {
-          minimumInterval: 15 * 60, // 15分钟（以秒为单位）
-          stopOnTerminate: false,
-          startOnBoot: true,
-        });
-        console.log('后台获取任务注册成功');
         } else {
-        console.warn('后台获取不可用，状态:', status);
+          console.log('✅ 系统后台任务已经注册，跳过重复注册');
+          this.systemTaskRegistered = true;
+        }
+      } else {
+        const statusText = Object.keys(BackgroundTask.BackgroundTaskStatus).find(
+          key => BackgroundTask.BackgroundTaskStatus[key as keyof typeof BackgroundTask.BackgroundTaskStatus] === status
+        );
+        console.warn('❌ 后台任务服务不可用，状态:', statusText || status);
+        console.warn('可能的原因:');
+        console.warn('- 设备省电模式开启');
+        console.warn('- 后台应用刷新被禁用');
+        console.warn('- 设备电量过低');
+        this.systemTaskRegistered = false;
       }
     } catch (error) {
-      console.error('注册后台获取任务失败:', error);
+      console.error('❌ 注册系统后台任务失败:', error);
+      this.systemTaskRegistered = false;
+      throw error;
     }
   }
 
   // 注册自定义任务
-  public async registerTask(task: BackgroundTask): Promise<void> {
+  public async registerTask(task: BackgroundTaskConfig): Promise<void> {
     try {
       // 检查任务是否已存在
       if (this.tasks.has(task.id)) {
@@ -197,7 +216,7 @@ class BackgroundTaskManager {
   public async executeAllTasks(): Promise<{ [taskId: string]: 'success' | 'failed' }> {
     const results: { [taskId: string]: 'success' | 'failed' } = {};
 
-    for (const [taskId, task] of this.tasks) {
+    for (const [taskId, task] of Array.from(this.tasks.entries())) {
       try {
         await this.executeTask(taskId);
         results[taskId] = 'success';
@@ -221,13 +240,13 @@ class BackgroundTaskManager {
   }
 
   // 获取已注册的任务列表
-  public getRegisteredTasks(): BackgroundTask[] {
+  public getRegisteredTasks(): BackgroundTaskConfig[] {
     return Array.from(this.tasks.values());
   }
 
   // 检查后台任务状态
-  public async getBackgroundTaskStatus(): Promise<BackgroundFetch.BackgroundFetchStatus | null> {
+  public async getBackgroundTaskStatus(): Promise<BackgroundTask.BackgroundTaskStatus> {
-    return await BackgroundFetch.getStatusAsync();
+    return await BackgroundTask.getStatusAsync();
   }
 
   // 保存任务状态到本地存储
@@ -269,40 +288,82 @@ class BackgroundTaskManager {
     await this.saveTaskStatuses();
   }
 
-  // 调试函数：强制触发后台任务执行
+  // 手动触发后台任务（仅开发环境）
+  public async triggerTaskForTesting(): Promise<void> {
+    if (!__DEV__) {
+      console.warn('⚠️  triggerTaskForTesting 仅在开发环境可用');
+      return;
+    }
+
+    try {
+      console.log('🧪 触发后台任务进行测试...');
+      await BackgroundTask.triggerTaskWorkerForTestingAsync();
+      console.log('✅ 后台任务测试触发成功');
+    } catch (error) {
+      console.error('❌ 触发后台任务测试失败:', error);
+    }
+  }
+
+  // 调试函数：显示后台任务状态
   public async debugExecuteBackgroundTask(): Promise<void> {
-    console.log('=== 调试：手动触发后台任务执行 ===');
+    console.log('===============================');
+    console.log('🔧 调试：后台任务状态检查');
+    console.log('===============================');
 
     try {
       // 获取后台任务状态
       const status = await this.getBackgroundTaskStatus();
-      console.log('后台获取状态:', status);
+      const statusText = Object.keys(BackgroundTask.BackgroundTaskStatus).find(
+        key => BackgroundTask.BackgroundTaskStatus[key as keyof typeof BackgroundTask.BackgroundTaskStatus] === status
+      );
+      console.log('📊 后台任务服务状态:', statusText || status);
 
-      // 执行所有注册的任务
+      // 检查系统任务是否已注册
-      console.log('当前注册的任务数量:', this.tasks.size);
+      const isSystemTaskRegistered = await TaskManager.isTaskRegisteredAsync(BACKGROUND_TASK_NAME);
+      console.log('🔄 系统后台任务是否已注册:', isSystemTaskRegistered);
+      console.log('🔄 管理器中的系统任务状态:', this.systemTaskRegistered);
+
+      // 显示自定义任务信息
+      console.log('📝 当前注册的自定义任务数量:', this.tasks.size);
       this.tasks.forEach((task, id) => {
-        console.log(`- 任务ID: ${id}, 名称: ${task.name}`);
+        console.log(`   - 任务ID: ${id}, 名称: ${task.name}`);
       });
 
-      const results = await this.executeAllTasks();
+      if (this.tasks.size === 0) {
-      console.log('任务执行结果:', results);
+        console.warn('⚠️  没有注册的自定义任务');
-      
-      // 显示任务状态
-      const taskStatuses = this.getAllTaskStatuses();
-      taskStatuses.forEach(status => {
-        console.log(`任务 ${status.id} 状态:`, {
-          isRegistered: status.isRegistered,
-          executionCount: status.executionCount,
-          lastExecution: status.lastExecution?.toISOString(),
-          lastError: status.lastError
-        });
-      });
-      
-    } catch (error) {
-      console.error('调试执行失败:', error);
       }
 
-    console.log('=== 调试执行完成 ===');
+      // 手动执行所有任务
+      console.log('🚀 手动执行所有注册的任务...');
+      const results = await this.executeAllTasks();
+      console.log('✅ 任务执行结果:', results);
+
+      // 显示详细的任务状态
+      console.log('📈 任务执行统计:');
+      const taskStatuses = this.getAllTaskStatuses();
+      taskStatuses.forEach(taskStatus => {
+        console.log(`   📊 任务 ${taskStatus.id}:`, {
+          注册状态: taskStatus.isRegistered ? '✅ 已注册' : '❌ 未注册',
+          执行次数: taskStatus.executionCount,
+          最后执行: taskStatus.lastExecution?.toLocaleString('zh-CN') || '从未执行',
+          最后错误: taskStatus.lastError || '无'
+        });
+      });
+
+      // 开发环境下触发测试
+      if (__DEV__) {
+        console.log('🧪 开发环境：触发后台任务测试...');
+        await this.triggerTaskForTesting();
+      }
+
+      console.log('===============================');
+      console.log('✅ 调试检查完成');
+      console.log('===============================');
+
+    } catch (error) {
+      console.error('❌ 调试执行失败:', error);
+      console.log('===============================');
+    }
   }
 }
 
@@ -310,4 +371,4 @@ class BackgroundTaskManager {
 export const backgroundTaskManager = BackgroundTaskManager.getInstance();
 
 // 导出类型
-export type { BackgroundTask as BackgroundTaskType, TaskStatus as TaskStatusType };
+export type { BackgroundTaskConfig as BackgroundTaskType, TaskStatus as TaskStatusType };

services/notifications.ts

@@ -182,7 +182,7 @@ export class NotificationService {
   }
 
   /**
-   * 检查用户是否允许推送通知
+   * 检查用户是否允许推送通知（不包括系统权限检查，仅检查用户偏好）
    */
   private async isNotificationAllowed(): Promise<boolean> {
     try {
@@ -193,16 +193,35 @@ export class NotificationService {
         return false;
       }
 
+      return true;
+    } catch (error) {
+      console.error('检查推送权限失败:', error);
+      // 如果检查失败，默认允许（避免阻塞重要的健康提醒）
+      return true;
+    }
+  }
+
+  /**
+   * 完整的权限检查（包括系统权限和用户偏好）
+   */
+  private async hasFullNotificationPermission(): Promise<boolean> {
+    try {
       // 检查系统权限
       const permissionStatus = await this.getPermissionStatus();
       if (permissionStatus !== 'granted') {
-        console.log('系统推送权限未授予');
+        console.log('系统推送权限未授予:', permissionStatus);
+        return false;
+      }
+
+      // 检查用户偏好
+      const userPreferenceEnabled = await this.isNotificationAllowed();
+      if (!userPreferenceEnabled) {
         return false;
       }
 
       return true;
     } catch (error) {
-      console.error('检查推送权限失败:', error);
+      console.error('完整权限检查失败:', error);
       return false;
     }
   }
@@ -215,11 +234,11 @@ export class NotificationService {
     trigger?: Notifications.NotificationTriggerInput
   ): Promise<string> {
     try {
-      // 检查用户是否允许推送通知
+      // 检查完整权限（系统权限 + 用户偏好）
-      const isAllowed = await this.isNotificationAllowed();
+      const hasPermission = await this.hasFullNotificationPermission();
-      if (!isAllowed) {
+      if (!hasPermission) {
-        console.log('推送通知被用户偏好设置或系统权限阻止，跳过发送');
+        console.log('推送通知被系统权限或用户偏好设置阻止，跳过发送');
-        return 'blocked_by_user_preference';
+        return 'blocked_by_permission_or_preference';
       }
 
       const notificationId = await Notifications.scheduleNotificationAsync({
@@ -234,10 +253,10 @@ export class NotificationService {
         trigger: trigger || null, // null表示立即发送
       });
 
-      console.log('本地通知已安排，ID:', notificationId);
+      console.log('✅ 本地通知已安排，ID:', notificationId);
       return notificationId;
     } catch (error) {
-      console.error('安排本地通知失败:', error);
+      console.error('❌ 安排本地通知失败:', error);
       throw error;
     }
   }
@@ -246,6 +265,7 @@ export class NotificationService {
    * 发送立即通知
    */
   async sendImmediateNotification(notification: NotificationData): Promise<string> {
+    console.log('📱 准备发送立即通知:', notification.title);
     return this.scheduleLocalNotification(notification);
   }