add getLeanBodyMassSamples and getBodyFatPercentageSamples

RCTAppleHealthKit/RCTAppleHealthKit+Methods_Body.h

@@ -23,9 +23,11 @@
 - (void)body_saveHeight:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback;
 
 - (void)body_getLatestBodyFatPercentage:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback;
+- (void)body_getBodyFatPercentageSamples:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback;
 - (void)body_saveBodyFatPercentage:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback;
 
 - (void)body_getLatestLeanBodyMass:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback;
+- (void)body_getLeanBodyMassSamples:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback;
 - (void)body_saveLeanBodyMass:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback;
 
 @end

RCTAppleHealthKit/RCTAppleHealthKit+Methods_Body.m

@@ -257,6 +257,39 @@
 }
 
 
+- (void)body_getBodyFatPercentageSamples:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback
+{
+    HKQuantityType *bodyFatPercentType = [HKQuantityType quantityTypeForIdentifier:HKQuantityTypeIdentifierBodyFatPercentage];
+    
+    HKUnit *unit = [HKUnit percentUnit];
+    NSUInteger limit = [RCTAppleHealthKit uintFromOptions:input key:@"limit" withDefault:HKObjectQueryNoLimit];
+    BOOL ascending = [RCTAppleHealthKit boolFromOptions:input key:@"ascending" withDefault:false];
+    NSDate *startDate = [RCTAppleHealthKit dateFromOptions:input key:@"startDate" withDefault:nil];
+    NSDate *endDate = [RCTAppleHealthKit dateFromOptions:input key:@"endDate" withDefault:[NSDate date]];
+    if(startDate == nil){
+        callback(@[RCTMakeError(@"startDate is required in options", nil, nil)]);
+        return;
+    }
+    NSPredicate * predicate = [RCTAppleHealthKit predicateForSamplesBetweenDates:startDate endDate:endDate];
+    
+    [self fetchQuantitySamplesOfType:bodyFatPercentType
+                                unit:unit
+                           predicate:predicate
+                           ascending:ascending
+                               limit:limit
+                          completion:^(NSArray *results, NSError *error) {
+                              if(results){
+                                  callback(@[[NSNull null], results]);
+                                  return;
+                              } else {
+                                  NSLog(@"error getting body fat percentage samples: %@", error);
+                                  callback(@[RCTMakeError(@"error getting body fat percentage samples", nil, nil)]);
+                                  return;
+                              }
+                          }];
+}
+
+
 - (void)body_saveBodyFatPercentage:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback
 {
     double percentage = [RCTAppleHealthKit doubleValueFromOptions:input];
@@ -307,6 +340,39 @@
 }
 
 
+- (void)body_getLeanBodyMassSamples:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback
+{
+    HKQuantityType *leanBodyMassType = [HKQuantityType quantityTypeForIdentifier:HKQuantityTypeIdentifierLeanBodyMass];
+    
+    HKUnit *unit = [RCTAppleHealthKit hkUnitFromOptions:input key:@"unit" withDefault:[HKUnit poundUnit]];
+    NSUInteger limit = [RCTAppleHealthKit uintFromOptions:input key:@"limit" withDefault:HKObjectQueryNoLimit];
+    BOOL ascending = [RCTAppleHealthKit boolFromOptions:input key:@"ascending" withDefault:false];
+    NSDate *startDate = [RCTAppleHealthKit dateFromOptions:input key:@"startDate" withDefault:nil];
+    NSDate *endDate = [RCTAppleHealthKit dateFromOptions:input key:@"endDate" withDefault:[NSDate date]];
+    if(startDate == nil){
+        callback(@[RCTMakeError(@"startDate is required in options", nil, nil)]);
+        return;
+    }
+    NSPredicate * predicate = [RCTAppleHealthKit predicateForSamplesBetweenDates:startDate endDate:endDate];
+    
+    [self fetchQuantitySamplesOfType:leanBodyMassType
+                                unit:unit
+                           predicate:predicate
+                           ascending:ascending
+                               limit:limit
+                          completion:^(NSArray *results, NSError *error) {
+                              if(results){
+                                  callback(@[[NSNull null], results]);
+                                  return;
+                              } else {
+                                  NSLog(@"error getting lean body mass samples: %@", error);
+                                  callback(@[RCTMakeError(@"error getting lean body mass samples", nil, nil)]);
+                                  return;
+                              }
+                          }];
+}
+
+
 - (void)body_saveLeanBodyMass:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback
 {
     double mass = [RCTAppleHealthKit doubleValueFromOptions:input];

RCTAppleHealthKit/RCTAppleHealthKit.m

@@ -99,6 +99,11 @@ RCT_EXPORT_METHOD(getLatestBodyFatPercentage:(NSDictionary *)input callback:(RCT
     [self body_getLatestBodyFatPercentage:input callback:callback];
 }
 
+RCT_EXPORT_METHOD(getBodyFatPercentageSamples:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback)
+{
+    [self body_getBodyFatPercentageSamples:input callback:callback];
+}
+
 RCT_EXPORT_METHOD(saveBodyFatPercentage:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback)
 {
     [self body_saveBodyFatPercentage:input callback:callback];
@@ -109,6 +114,11 @@ RCT_EXPORT_METHOD(getLatestLeanBodyMass:(NSDictionary *)input callback:(RCTRespo
     [self body_getLatestLeanBodyMass:input callback:callback];
 }
 
+RCT_EXPORT_METHOD(getLeanBodyMassSamples:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback)
+{
+    [self body_getLeanBodyMassSamples:input callback:callback];
+}
+
 RCT_EXPORT_METHOD(saveLeanBodyMass:(NSDictionary *)input callback:(RCTResponseSenderBlock)callback)
 {
     [self body_saveLeanBodyMass:input callback:callback];

README.md

@@ -143,6 +143,7 @@ AppleHealthKit.initHealthKit(options: Object, (err: string, results: Object) =>
       * [saveWeight](/docs/saveWeight().md)
       * [saveSteps](/docs/saveSteps().md)
       * [saveBodyFatPercentage](/docs/saveBodyFatPercentage().md)
+      * [saveLeanBodyMass](/docs/saveLeanBodyMass().md)
   * [References](#references)
 
 ## Supported Apple Permissions