feat: 添加后台任务管理器，支持喝水和站立提醒功能

utils/health.ts

@@ -460,13 +460,13 @@ export async function fetchTodayHRV(): Promise<number | null> {
 // 获取最近几小时内的实时HRV数据
 export async function fetchRecentHRV(hoursBack: number = 2): Promise<number | null> {
   console.log(`开始获取最近${hoursBack}小时内的HRV数据...`);
-  
+
   const now = new Date();
   const options = {
     startDate: dayjs(now).subtract(hoursBack, 'hour').toDate().toISOString(),
     endDate: now.toISOString()
   };
-  
+
   return fetchHeartRateVariability(options);
 }
 
@@ -543,18 +543,18 @@ export async function saveWaterIntakeToHealthKit(amount: number, recordedAt?: st
       endDate: recordedAt ? new Date(recordedAt).toISOString() : new Date().toISOString(),
     };
 
-    AppleHealthKit.saveWater(waterOptions, (error: Object, result: boolean) => {
+    AppleHealthKit.saveWater(waterOptions, (error: Object, result) => {
       if (error) {
         console.error('添加饮水记录到 HealthKit 失败:', error);
         resolve(false);
         return;
       }
-      
-      console.log('成功添加饮水记录到 HealthKit:', { 
-        originalAmount: amount, 
-        convertedAmount: amount / 1000, 
-        recordedAt, 
-        result 
+
+      console.log('成功添加饮水记录到 HealthKit:', {
+        originalAmount: amount,
+        convertedAmount: amount / 1000,
+        recordedAt,
+        result
       });
       resolve(true);
     });
@@ -570,7 +570,7 @@ export async function getWaterIntakeFromHealthKit(options: HealthDataOptions): P
         resolve([]);
         return;
       }
-      
+
       console.log('从 HealthKit 获取饮水记录:', results);
       resolve(results || []);
     });
@@ -584,7 +584,31 @@ export async function deleteWaterIntakeFromHealthKit(recordId: string, recordedA
   // 这是一个占位函数，实际实现可能需要更复杂的逻辑
   console.log('注意: HealthKit 通常不支持直接删除单条饮水记录');
   console.log('记录信息:', { recordId, recordedAt });
-  
+
   // 返回 true 表示"成功"（但实际上可能没有真正删除）
   return Promise.resolve(true);
 }
+
+// 获取当前小时的站立状态
+export async function getCurrentHourStandStatus(): Promise<{ hasStood: boolean; standHours: number; standHoursGoal: number }> {
+  try {
+    const currentHour = new Date().getHours();
+    console.log(`检查当前小时 ${currentHour} 的站立状态...`);
+
+    // 获取今日健康数据
+    const todayHealthData = await fetchTodayHealthData();
+
+    return {
+      hasStood: todayHealthData.standHours > currentHour - 1, // 如果站立小时数大于当前小时-1，说明当前小时已站立
+      standHours: todayHealthData.standHours,
+      standHoursGoal: todayHealthData.standHoursGoal
+    };
+  } catch (error) {
+    console.error('获取当前小时站立状态失败:', error);
+    return {
+      hasStood: true, // 默认认为已站立，避免过度提醒
+      standHours: 0,
+      standHoursGoal: 12
+    };
+  }
+}