Question

我们正在制作用于添加水样的水跟踪应用程序。数据直接从Apple Watch和iPhone应用程序添加到Health。其中一个功能是撤消。

我正在尝试从Apple Watch中取出水样，它工作正常。但是，如果我在iPhone上添加样本并将其从Apple Watch中删除，则不会删除样本。最糟糕的是，我没有收到任何错误，HealthKit回调会返回成功。

- (void)removeSampleWithCompletion:(void (^ _Nonnull)(bool success, NSError *_Nullable error))completion {

    NSCalendar *calendar = [NSCalendar currentCalendar];
    NSDate *myDate = [NSDate date];
    NSDate *startDate = [calendar startOfDayForDate:myDate];

    // the type you're trying to delete (this could be heart-beats/steps/water/calories/etc..)
    HKQuantityType *waterType = [HKQuantityType quantityTypeForIdentifier:HKQuantityTypeIdentifierDietaryWater];

    // the predicate used to execute the query
    NSPredicate *queryPredicate = [HKSampleQuery predicateForSamplesWithStartDate:startDate
                                                                          endDate:myDate
                                                                          options:HKQueryOptionStrictEndDate];

    // prepare the query
    HKSampleQuery *query = [[HKSampleQuery alloc] initWithSampleType:waterType
                                                           predicate:queryPredicate
                                                               limit:100
                                                     sortDescriptors:nil
                                                      resultsHandler:^(HKSampleQuery * _Nonnull query, NSArray<__kindof HKSample *> * _Nullable results, NSError * _Nullable error) {

                                                          if (!error) {
                                                              // Successfully retreived samples

                                                              // Filter only our samples. It is no possible to delete others.
                                                              NSMutableArray <HKSample *>*locassaSamples = [NSMutableArray new];
                                                              for (HKSample *sample in results) {
                                                                  if ([sample.sourceRevision.source.bundleIdentifier isEqual:@"com.companyname.appname"]) {
                                                                      [locassaSamples addObject:sample];
                                                                  }
                                                              }

                                                              // Remove last
                                                              HKSample *theLast = locassaSamples.lastObject;

                                                              if (theLast == nil) {
                                                                  return;
                                                              }

                                                              [self.healthStore deleteObject:theLast
                                                                         withCompletion:^(BOOL success, NSError * _Nullable error) {

                                                                                  completion(success, error);
                                                                         }];

                                                              return;


                                                          } else {
                                                              completion(FALSE, error);
                                                          }
                                                      }];
    // Source http://stackoverflow.com/a/38263174/1162044

    // last but not least, execute the query
    [self.healthStore executeQuery:query];
}

更新。
我创建了一个雷达#28007271。

Answer 1

这是一个已在iOS 10和watchOS 3中修复的已知问题。

从Apple Watch上的HealthKit中取出水样

1 个答案: