HealthKit-健康数据

-(void)requestHKHealthStore{
    self.healthStore = [[HKHealthStore alloc] init];
    NSLog(@"%d",[HKHealthStore isHealthDataAvailable]);
    // 判读是否有权限
    if ([HKHealthStore isHealthDataAvailable]){
        // 请求权限
        HKQuantityType *sampleType = [HKQuantityType quantityTypeForIdentifier:HKQuantityTypeIdentifierStepCount];
        NSSet *shareSet = [NSSet setWithObjects:sampleType, nil];
        
        HKQuantityType *read = [HKQuantityType quantityTypeForIdentifier:HKQuantityTypeIdentifierStepCount];
        NSSet *readSet = [NSSet setWithObjects:read, nil];
        
        [self.healthStore requestAuthorizationToShareTypes:nil readTypes:readSet completion:^(BOOL success, NSError * _Nullable error) {
            if (success) {
                NSLog(@" 请求权限成功");
                // 获取步数
                [self getTodyStepNumberForHealthKit];
            } else{
                NSLog(@"error %@", error);
            }
        }];
    };
}

- (void)getTodyStepNumberForHealthKit{
    // 读取步数
    // 设置开始和结束日期为您查询感兴趣的
    NSDate *startDate, *endDate;
    endDate = [NSDate date];
    NSCalendar *calendar = [NSCalendar currentCalendar];
    NSDate *now = [NSDate date];
    startDate = [calendar startOfDayForDate:now];
    endDate = [calendar dateByAddingUnit:NSCalendarUnitDay value:1 toDate:startDate options:0];
    NSLog(@"startDate %@, endDate %@", startDate, now);
    
    HKSampleType *sampleType = [HKSampleType quantityTypeForIdentifier:HKQuantityTypeIdentifierStepCount];
    
    // 创建一个谓词集开始/结束日期范围查询
    NSPredicate *predicate = [HKQuery predicateForSamplesWithStartDate:startDate endDate:endDate options:HKQueryOptionStrictStartDate];
    
    //创建一个类描述符开始日期进行排序
    NSSortDescriptor *sortDescriptor = [NSSortDescriptor sortDescriptorWithKey:HKSampleSortIdentifierStartDate ascending:YES];
    //    __weak UILabel *numberLabel = self.showView.existStpNumberLabel;
    HKSampleQuery *sampleQuery = [[HKSampleQuery alloc] initWithSampleType:sampleType predicate:predicate limit:HKObjectQueryNoLimit sortDescriptors:@[sortDescriptor] resultsHandler:^(HKSampleQuery * _Nonnull query, NSArray<__kindof HKSample *> * _Nullable results, NSError * _Nullable error) {
        
        if(!error && results)
        {
            CGFloat sum = 0.0f;
            for(HKQuantitySample *sample in results)
            {
                NSLog(@"==%@", sample);
                HKUnit *unit = [HKUnit unitFromString:@"count"];
                CGFloat number = [sample.quantity doubleValueForUnit:unit];
                sum += number;
                //总得步数
                NSLog(@"+=+%f",sum);
                if ([ToolsManager loginUser].identifier > 0) {
// 获取步数提交步数请求协议--这里直接请求是错误的--还放在循环里了--特错大错--要放在主线程里去请求协议--放在循环外面啊
                //    [self requestTheyCountSubmit:sum];
                }
            }
            dispatch_async(dispatch_get_main_queue(), ^{
                //                numberLabel.text = @(sum).description;
            });
        }
    }];
    [self.healthStore executeQuery:sampleQuery];
}