RCTAppleHealthKit+Utils.m 10.3 KB
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//
//  RCTAppleHealthKit+Utils.m
//  RCTAppleHealthKit
//
//  Created by Greg Wilson on 2016-06-26.
//  Copyright © 2016 Greg Wilson. All rights reserved.
//

#import "RCTAppleHealthKit+Utils.h"

@implementation RCTAppleHealthKit (Utils)

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#pragma mark - Utilities

+ (NSDate *)parseISO8601DateFromString:(NSString *)date
{
    NSDateFormatter *dateFormatter = [NSDateFormatter new];
    NSLocale *posix = [NSLocale localeWithLocaleIdentifier:@"en_US_POSIX"];
    dateFormatter.locale = posix;
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    dateFormatter.dateFormat = @"yyyy'-'MM'-'dd'T'HH':'mm':'ss.SSSZ";
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    return [dateFormatter dateFromString:date];
}

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+ (NSString *)buildISO8601StringFromDate:(NSDate *)date
{
    NSDateFormatter *dateFormatter = [NSDateFormatter new];
    NSLocale *posix = [NSLocale localeWithLocaleIdentifier:@"en_US_POSIX"];
    dateFormatter.locale = posix;
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    dateFormatter.dateFormat = @"yyyy'-'MM'-'dd'T'HH':'mm':'ss.SSSZ";
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    return [dateFormatter stringFromDate:date];
}

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+ (int)buildTimestampFromDate:(NSDate *)date
{
    NSTimeInterval interval = [date timeIntervalSince1970];
    NSNumber *timeStampObj = [NSNumber numberWithDouble: interval];
    return [timeStampObj intValue];
}


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+ (NSPredicate *)predicateForSamplesToday {
    NSDate *now = [NSDate date];
    return [RCTAppleHealthKit predicateForSamplesOnDay:now];
}

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+ (NSPredicate *)predicateForSamplesOnDayFromTimestamp:(NSString *)timestamp {
    NSDate *day = [RCTAppleHealthKit parseISO8601DateFromString:timestamp];
    return [RCTAppleHealthKit predicateForSamplesOnDay:day];
}

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+ (NSPredicate *)predicateForSamplesOnDay:(NSDate *)date {
    NSCalendar *calendar = [NSCalendar currentCalendar];
    NSDate *startDate = [calendar startOfDayForDate:date];
    NSDate *endDate = [calendar dateByAddingUnit:NSCalendarUnitDay value:1 toDate:startDate options:0];
    return [HKQuery predicateForSamplesWithStartDate:startDate endDate:endDate options:HKQueryOptionStrictStartDate];
}

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+ (NSPredicate *)predicateForSamplesBetweenDates:(NSDate *)startDate endDate:(NSDate *)endDate {
    return [HKQuery predicateForSamplesWithStartDate:startDate endDate:endDate options:HKQueryOptionStrictStartDate];
}


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+ (double)doubleValueFromOptions:(NSDictionary *)options {
    double value = [[options objectForKey:@"value"] doubleValue];
    return value;
}


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+ (NSDate *)dateFromOptions:(NSDictionary *)options {
    NSString *dateString = [options objectForKey:@"date"];
    NSDate *date;
    if(dateString != nil){
        date = [RCTAppleHealthKit parseISO8601DateFromString:dateString];
    }
    return date;
}

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+ (NSDate *)dateFromOptionsDefaultNow:(NSDictionary *)options {
    NSString *dateString = [options objectForKey:@"date"];
    if(dateString != nil){
        NSDate *date = [RCTAppleHealthKit parseISO8601DateFromString:dateString];
        if(date == nil){
            // probably not a good idea... should return an error or just the null pointer
            date = [NSDate date];
        }
        return date;
    }
    NSDate *now = [NSDate date];
    return now;
}

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+ (NSDate *)startDateFromOptions:(NSDictionary *)options {
    NSString *dateString = [options objectForKey:@"startDate"];
    NSDate *date;
    if(dateString != nil){
        date = [RCTAppleHealthKit parseISO8601DateFromString:dateString];
        return date;
    }
    return date;
}

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+ (NSDate *)endDateFromOptions:(NSDictionary *)options {
    NSString *dateString = [options objectForKey:@"endDate"];
    NSDate *date;
    if(dateString != nil){
        date = [RCTAppleHealthKit parseISO8601DateFromString:dateString];
    }
    return date;
}

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+ (NSDate *)endDateFromOptionsDefaultNow:(NSDictionary *)options {
    NSString *dateString = [options objectForKey:@"endDate"];
    NSDate *date;
    if(dateString != nil){
        date = [RCTAppleHealthKit parseISO8601DateFromString:dateString];
        return date;
    }
    if(date == nil){
        date = [NSDate date];
    }
    return date;
}

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// ==========
// DEPRECATED
// ==========
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+ (HKUnit *)hkUnitFromOptions:(NSDictionary *)options {
    NSString *unitString = [options objectForKey:@"unit"];
    HKUnit *theUnit;

    if([unitString isEqualToString:@"gram"]){
        theUnit = [HKUnit gramUnit];
    }
    if([unitString isEqualToString:@"pound"]){
        theUnit = [HKUnit poundUnit];
    }
    if([unitString isEqualToString:@"meter"]){
        theUnit = [HKUnit meterUnit];
    }
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    if([unitString isEqualToString:@"mile"]){
        theUnit = [HKUnit mileUnit];
    }
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    if([unitString isEqualToString:@"inch"]){
        theUnit = [HKUnit inchUnit];
    }
    if([unitString isEqualToString:@"foot"]){
        theUnit = [HKUnit footUnit];
    }
    if([unitString isEqualToString:@"second"]){
        theUnit = [HKUnit secondUnit];
    }
    if([unitString isEqualToString:@"minute"]){
        theUnit = [HKUnit minuteUnit];
    }
    if([unitString isEqualToString:@"hour"]){
        theUnit = [HKUnit hourUnit];
    }
    if([unitString isEqualToString:@"day"]){
        theUnit = [HKUnit dayUnit];
    }
    if([unitString isEqualToString:@"joule"]){
        theUnit = [HKUnit jouleUnit];
    }
    if([unitString isEqualToString:@"calorie"]){
        theUnit = [HKUnit calorieUnit];
    }
    if([unitString isEqualToString:@"count"]){
        theUnit = [HKUnit countUnit];
    }
    if([unitString isEqualToString:@"percent"]){
        theUnit = [HKUnit percentUnit];
    }
    return theUnit;
}


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+ (HKUnit *)hkUnitFromOptions:(NSDictionary *)options key:(NSString *)key withDefault:(HKUnit *)defaultValue {
    NSString *unitString = [options objectForKey:key];
    HKUnit *theUnit;

    if([unitString isEqualToString:@"gram"]){
        theUnit = [HKUnit gramUnit];
    }
    if([unitString isEqualToString:@"pound"]){
        theUnit = [HKUnit poundUnit];
    }
    if([unitString isEqualToString:@"meter"]){
        theUnit = [HKUnit meterUnit];
    }
    if([unitString isEqualToString:@"inch"]){
        theUnit = [HKUnit inchUnit];
    }
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    if([unitString isEqualToString:@"mile"]){
        theUnit = [HKUnit mileUnit];
    }
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    if([unitString isEqualToString:@"foot"]){
        theUnit = [HKUnit footUnit];
    }
    if([unitString isEqualToString:@"second"]){
        theUnit = [HKUnit secondUnit];
    }
    if([unitString isEqualToString:@"minute"]){
        theUnit = [HKUnit minuteUnit];
    }
    if([unitString isEqualToString:@"hour"]){
        theUnit = [HKUnit hourUnit];
    }
    if([unitString isEqualToString:@"day"]){
        theUnit = [HKUnit dayUnit];
    }
    if([unitString isEqualToString:@"joule"]){
        theUnit = [HKUnit jouleUnit];
    }
    if([unitString isEqualToString:@"calorie"]){
        theUnit = [HKUnit calorieUnit];
    }
    if([unitString isEqualToString:@"count"]){
        theUnit = [HKUnit countUnit];
    }
    if([unitString isEqualToString:@"percent"]){
        theUnit = [HKUnit percentUnit];
    }
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    if([unitString isEqualToString:@"bpm"]){
        HKUnit *count = [HKUnit countUnit];
        HKUnit *minute = [HKUnit minuteUnit];

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        theUnit = [count unitDividedByUnit:minute];
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    }
    if([unitString isEqualToString:@"fahrenheit"]){
        theUnit = [HKUnit degreeFahrenheitUnit];
    }
    if([unitString isEqualToString:@"celsius"]){
        theUnit = [HKUnit degreeCelsiusUnit];
    }
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    if([unitString isEqualToString:@"mmhg"]){
        theUnit = [HKUnit millimeterOfMercuryUnit];
    }
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    if([unitString isEqualToString:@"mmolPerL"]){
        theUnit = [[HKUnit moleUnitWithMetricPrefix:HKMetricPrefixMilli molarMass:HKUnitMolarMassBloodGlucose] unitDividedByUnit:[HKUnit literUnit]];
    }
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    if([unitString isEqualToString:@"mgPerdL"]){
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        theUnit = [HKUnit unitFromString:@"mg/dL"];
    }
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    if([unitString isEqualToString:@"kilograms"]){
        theUnit = [HKUnit gramUnitWithMetricPrefix:HKMetricPrefixKilo];
    }
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    if(theUnit == nil){
        theUnit = defaultValue;
    }

    return theUnit;
}


+ (NSUInteger)uintFromOptions:(NSDictionary *)options key:(NSString *)key withDefault:(NSUInteger)defaultValue {
    NSUInteger val;
    NSNumber *num = [options objectForKey:key];
    if(num != nil){
        val = [num unsignedIntValue];
    } else {
        val = defaultValue;
    }
    return val;
}

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+ (double)doubleFromOptions:(NSDictionary *)options key:(NSString *)key withDefault:(double)defaultValue {
    double val;
    NSNumber *num = [options objectForKey:key];
    if(num != nil){
        val = [num doubleValue];
    } else {
        val = defaultValue;
    }
    return val;
}

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+ (NSDate *)dateFromOptions:(NSDictionary *)options key:(NSString *)key withDefault:(NSDate *)defaultValue {
    NSString *dateString = [options objectForKey:key];
    NSDate *date;
    if(dateString != nil){
        date = [RCTAppleHealthKit parseISO8601DateFromString:dateString];
    } else {
        date = defaultValue;
    }
    return date;
}

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+ (NSString *)stringFromOptions:(NSDictionary *)options key:(NSString *)key withDefault:(NSString *)defaultValue {
    NSString *str = [options objectForKey:key];
    if(str == nil){
        str = defaultValue;
    }
    return str;
}

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+ (bool)boolFromOptions:(NSDictionary *)options key:(NSString *)key withDefault:(bool)defaultValue {
    NSNumber *num = [options objectForKey:key];
    if(num == nil){
        return defaultValue;
    }
    return [num boolValue];
}

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+ (NSMutableArray *)reverseNSMutableArray:(NSMutableArray *)array {
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    if ([array count] <= 1)
        return array;
    NSUInteger i = 0;
    NSUInteger j = [array count] - 1;
    while (i < j) {
        [array exchangeObjectAtIndex:i
                  withObjectAtIndex:j];
        i++;
        j--;
    }
    return array;
}

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+ (NSString *)stringFromType:(HKSampleType *)type status:(bool)status {
    NSString *str = status ? @"Old" : @"New";
    if ([type isEqual:[HKQuantityType quantityTypeForIdentifier:HKQuantityTypeIdentifierHeartRate]]) {
        str = [str stringByAppendingString:@"HeartRateSync"];
    }
    if ([type isEqual:[HKCorrelationType correlationTypeForIdentifier:HKCorrelationTypeIdentifierBloodPressure]]) {
        str = [str stringByAppendingString:@"BloodPressureSync"];
    }
    if ([type isEqual:[HKObjectType categoryTypeForIdentifier:HKCategoryTypeIdentifierSleepAnalysis]]) {
        str = [str stringByAppendingString:@"SleepSync"];
    }
    if ([type isEqual:[HKQuantityType quantityTypeForIdentifier:HKQuantityTypeIdentifierStepCount]]) {
        str = [str stringByAppendingString:@"StepCountSync"];
    }
    return str;
}

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@end