mirror of
https://github.com/vector-im/element-ios.git
synced 2024-09-30 00:02:47 +00:00
96 lines
2.7 KiB
Objective-C
96 lines
2.7 KiB
Objective-C
/*
|
|
Copyright 2015 OpenMarket Ltd
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
#import "EventFormatter.h"
|
|
|
|
@interface EventFormatter ()
|
|
{
|
|
/**
|
|
The calendar used to retrieve the today date.
|
|
*/
|
|
NSCalendar *calendar;
|
|
}
|
|
@end
|
|
|
|
@implementation EventFormatter
|
|
|
|
- (instancetype)initWithMatrixSession:(MXSession *)matrixSession
|
|
{
|
|
self = [super initWithMatrixSession:matrixSession];
|
|
if (self)
|
|
{
|
|
calendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSCalendarIdentifierGregorian];
|
|
// Note: NSDate object always shows time according to GMT, so the calendar should be in GMT too.
|
|
calendar.timeZone = [NSTimeZone timeZoneWithAbbreviation:@"GMT"];
|
|
}
|
|
return self;
|
|
}
|
|
|
|
- (NSDictionary*)stringAttributesForEventTimestamp
|
|
{
|
|
return @{
|
|
NSForegroundColorAttributeName : [UIColor lightGrayColor],
|
|
NSFontAttributeName: [UIFont systemFontOfSize:10]
|
|
};
|
|
}
|
|
|
|
|
|
#pragma mark - Timestamp formatting
|
|
|
|
- (NSString*)dateStringFromDate:(NSDate *)date withTime:(BOOL)time
|
|
{
|
|
// Retrieve today date at midnight
|
|
NSDateComponents *components = [calendar components:(NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay) fromDate:[NSDate date]];
|
|
NSDate *today = [calendar dateFromComponents:components];
|
|
|
|
NSTimeInterval interval = -[date timeIntervalSinceDate:today];
|
|
if (interval > 60*60*24*6)
|
|
{
|
|
dateFormat = @"EEE MMM dd yyyy";
|
|
return [super dateStringFromDate:date withTime:time];
|
|
}
|
|
else if (interval > 60*60*24)
|
|
{
|
|
dateFormat = @"EEEE";
|
|
return [super dateStringFromDate:date withTime:time];
|
|
}
|
|
else if (interval > 0)
|
|
{
|
|
if (time)
|
|
{
|
|
dateFormat = nil;
|
|
return [NSString stringWithFormat:@"yesterday %@", [super dateStringFromDate:date withTime:YES]];
|
|
}
|
|
return @"yesterday";
|
|
}
|
|
else if (interval > - 60*60*24)
|
|
{
|
|
if (time)
|
|
{
|
|
dateFormat = nil;
|
|
return [NSString stringWithFormat:@"today %@", [super dateStringFromDate:date withTime:YES]];
|
|
}
|
|
return @"today";
|
|
}
|
|
else
|
|
{
|
|
// Date in future
|
|
dateFormat = @"EEE MMM dd yyyy";
|
|
return [super dateStringFromDate:date withTime:time];
|
|
}
|
|
}
|
|
|
|
@end
|