added fetchCumulativeSumStatisticsCollection method to Queries

RCTAppleHealthKit/RCTAppleHealthKit+Queries.h

@@ -14,4 +14,9 @@
 - (void)fetchSumOfSamplesTodayForType:(HKQuantityType *)quantityType unit:(HKUnit *)unit completion:(void (^)(double, NSError *))completionHandler;
 - (void)fetchSumOfSamplesOnDayForType:(HKQuantityType *)quantityType unit:(HKUnit *)unit day:(NSDate *)day completion:(void (^)(double, NSError *))completionHandler;
 
+- (void)fetchCumulativeSumStatisticsCollection:(HKQuantityType *)quantityType
+                                          unit:(HKUnit *)unit
+                                     startDate:(NSDate *)startDate
+                                       endDate:(NSDate *)endDate
+                                    completion:(void (^)(NSArray *, NSError *))completionHandler;
 @end

RCTAppleHealthKit/RCTAppleHealthKit+Queries.m

@@ -69,7 +69,6 @@
                                                           options:HKStatisticsOptionCumulativeSum
                                                           completionHandler:^(HKStatisticsQuery *query, HKStatistics *result, NSError *error) {
                                                               HKQuantity *sum = [result sumQuantity];
-
                                                               if (completionHandler) {
                                                                      double value = [sum doubleValueForUnit:unit];
                                                                      completionHandler(value, error);
@@ -81,4 +80,99 @@
 
 
 
+//- (void)fetchSumOfSamplesBetweenDatesForType:(HKQuantityType *)quantityType unit:(HKUnit *)unit startDate:(NSDate *)startDate endDate:(NSDate *)endDate completion:(void (^)(NSArray *, NSError *))completionHandler {
+//    NSPredicate *predicate = [RCTAppleHealthKit predicateForSamplesBetweenDates:startDate endDate:endDate];
+//
+//    HKStatisticsQuery *query = [[HKStatisticsQuery alloc] initWithQuantityType:quantityType
+//                                                       quantitySamplePredicate:predicate
+//                                                                       options:HKStatisticsOptionCumulativeSum
+//                                                             completionHandler:^(HKStatisticsQuery *query, HKStatistics *result, NSError *error) {
+//                                                                 HKQuantity *sum = [result sumQuantity];
+//                                                                 if (completionHandler) {
+//                                                                     double value = [sum doubleValueForUnit:unit];
+//                                                                     completionHandler(value, error);
+//                                                                 }
+//                                                             }];
+//
+//    [self.healthStore executeQuery:query];
+//}
+
+
+
+
+
+- (void)fetchCumulativeSumStatisticsCollection:(HKQuantityType *)quantityType
+                                          unit:(HKUnit *)unit
+                                     startDate:(NSDate *)startDate
+                                       endDate:(NSDate *)endDate
+                                    completion:(void (^)(NSArray *, NSError *))completionHandler {
+
+    NSCalendar *calendar = [NSCalendar currentCalendar];
+    NSDateComponents *interval = [[NSDateComponents alloc] init];
+    interval.day = 1;
+
+    NSDateComponents *anchorComponents = [calendar components:NSCalendarUnitDay | NSCalendarUnitMonth | NSCalendarUnitYear
+                                                     fromDate:[NSDate date]];
+    anchorComponents.hour = 0;
+    NSDate *anchorDate = [calendar dateFromComponents:anchorComponents];
+//    HKQuantityType *quantityType = [HKObjectType quantityTypeForIdentifier:HKQuantityTypeIdentifierStepCount];
+
+// Create the query
+    HKStatisticsCollectionQuery *query = [[HKStatisticsCollectionQuery alloc] initWithQuantityType:quantityType
+                                                                           quantitySamplePredicate:nil
+                                                                                           options:HKStatisticsOptionCumulativeSum
+                                                                                        anchorDate:anchorDate
+                                                                                intervalComponents:interval];
+
+// Set the results handler
+    query.initialResultsHandler = ^(HKStatisticsCollectionQuery *query, HKStatisticsCollection *results, NSError *error) {
+        if (error) {
+            // Perform proper error handling here
+            NSLog(@"*** An error occurred while calculating the statistics: %@ ***",error.localizedDescription);
+        }
+
+//        NSDate *endDate = [NSDate date];
+//        NSDate *startDate = [calendar dateByAddingUnit:NSCalendarUnitDay
+//                                                 value:-7
+//                                                toDate:endDate
+//                                               options:0];
+
+        // Plot the daily step counts over the past 7 days
+
+        NSMutableArray *data = [NSMutableArray arrayWithCapacity:1];
+
+        [results enumerateStatisticsFromDate:startDate
+                                      toDate:endDate
+                                   withBlock:^(HKStatistics *result, BOOL *stop) {
+
+                                       HKQuantity *quantity = result.sumQuantity;
+                                       if (quantity) {
+                                           NSDate *date = result.startDate;
+                                           double value = [quantity doubleValueForUnit:[HKUnit countUnit]];
+                                           NSLog(@"%@: %f", date, value);
+
+                                           NSString *dateString = [RCTAppleHealthKit buildISO8601StringFromDate:date];
+
+                                           NSArray *elem = @[dateString, @(value)];
+
+                                           [data addObject:elem];
+                                       }
+
+                                   }];
+
+//        NSArray *arr = @[@"Mercedes-Benz", @"BMW", @"Porsche", @"Opel", @"Volkswagen", @"Audi"];
+        NSError *err;
+        completionHandler(data, err);
+
+    };
+
+    [self.healthStore executeQuery:query];
+}
+
+
+
+
+
+
+
 @end