1 files changed, 46 insertions, 0 deletions
diff --git a/Juick/Helpers/NSDate+TimeAgo.m b/Juick/Helpers/NSDate+TimeAgo.m
new file mode 100644
index 0000000..860e1bc
--- /dev/null
+++ b/Juick/Helpers/NSDate+TimeAgo.m
@@ -0,0 +1,46 @@
+//
+//  TimeAgo.m
+//  Juick
+//
+//  Created by Vitaly Takmazov on 10.12.2019.
+//  Copyright © 2019 com.juick. All rights reserved.
+//
+
+#import "NSDate+TimeAgo.h"
+
+@implementation NSDate(TimeAgo)
+
+- (NSString *)timeAgo {
+    NSDateComponentsFormatter *formatter = [[NSDateComponentsFormatter alloc] init];
+    formatter.unitsStyle = NSDateComponentsFormatterUnitsStyleFull;
+
+    NSDate *now = [NSDate date];
+
+    NSCalendar *calendar = [NSCalendar currentCalendar];
+    NSDateComponents *components = [calendar components:(NSCalendarUnitYear|NSCalendarUnitMonth|NSCalendarUnitWeekOfMonth|NSCalendarUnitDay|NSCalendarUnitHour|NSCalendarUnitMinute|NSCalendarUnitSecond)
+                                               fromDate:self
+                                                 toDate:now
+                                                options:0];
+
+    if (components.year > 0) {
+        formatter.allowedUnits = NSCalendarUnitYear;
+    } else if (components.month > 0) {
+        formatter.allowedUnits = NSCalendarUnitMonth;
+    } else if (components.weekOfMonth > 0) {
+        formatter.allowedUnits = NSCalendarUnitWeekOfMonth;
+    } else if (components.day > 0) {
+        formatter.allowedUnits = NSCalendarUnitDay;
+    } else if (components.hour > 0) {
+        formatter.allowedUnits = NSCalendarUnitHour;
+    } else if (components.minute > 0) {
+        formatter.allowedUnits = NSCalendarUnitMinute;
+    } else {
+        formatter.allowedUnits = NSCalendarUnitSecond;
+    }
+
+    NSString *formatString = NSLocalizedString(@"%@ ago", @"Used to say how much time has passed. e.g. '2 hours ago'");
+
+    return [NSString stringWithFormat:formatString, [formatter stringFromDateComponents:components]];
+}
+
+@end