Delete local notification

// AppDelegate.m

- (void)deleteNotif:(id)sender{
    NSCalendar *calendarDeleteNotif = [NSCalendar currentCalendar];
    NSDateComponents *dateCompsDeleteNotif = [calendarDeleteNotif components:(NSYearCalendarUnit | NSMonthCalendarUnit |  NSDayCalendarUnit | NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit) fromDate:[NSDate date]];
    [dateCompsDeleteNotif setSecond:0.5];

    if ([NSDate date] == dateCompsDeleteNotif) {
        [[UIApplication sharedApplication] cancelAllLocalNotifications];
        [self deleteNotif:(id)self];
        NSLog(@"NSLog: cancelAllLocalNotifications done");
    }
}

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions{
    [self deleteNotif:(id)self];
}

- (void)applicationDidEnterBackground:(UIApplication *)application{
    [self deleteNotif:(id)self];
}

- (void)applicationWillTerminate:(UIApplication *)application{
    [self deleteNotif:(id)self];
}

// End of code