NSDate+SFAnalytics.m   [plain text]

/*
 * Copyright (c) 2017 Apple Inc. All Rights Reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 *
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 *
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 *
 * @APPLE_LICENSE_HEADER_END@
 */

#import <Foundation/Foundation.h>
#import "NSDate+SFAnalytics.h"

@implementation NSDate (SFAnalytics)

- (NSTimeInterval)bucketToRoundingFactor:(SFAnalyticsTimestampBucket)bucket
{
    switch (bucket) {
        case SFAnalyticsTimestampBucketSecond:
            return 1;
        case SFAnalyticsTimestampBucketMinute:
            return 60;
        case SFAnalyticsTimestampBucketHour:
            return 60 * 60;
    }
}

- (NSTimeInterval)timeIntervalSince1970WithBucket:(SFAnalyticsTimestampBucket)bucket
{
    NSTimeInterval mask = [self bucketToRoundingFactor:bucket];
    NSTimeInterval now = [[NSDate date] timeIntervalSince1970];
    return (NSTimeInterval)(now + (mask - ((long)now % (long)mask)));
}

@end