ios push local notification

UILocalNotification* localNotification = [[UILocalNotification alloc]init];

localNotification.alertBody = @"this is a local notification";

localNotification.soundName = UILocalNotificationDefaultSoundName;

//schedule the time to push local notification

NSCalendar* calendar = [NSCalendar autoupdatingCurrentCalendar];

NSDate* currentDate = [NSDate date];

NSDateComponents* currentDateComponents = [calendar components:NSYearCalendarUnit|NSMonthCalendarUnit|NSDayCalendarUnit|NSHourCalendarUnit|NSMinuteCalendarUnit|NSSecondCalendarUnit fromDate:currentDate];

NSDateComponents* scheduledDateComponents = currentDateComponents;

if (currentDateComponents != nil) {

[scheduledDateComponents setDay:currentDateComponents.day + 7];

[scheduledDateComponents setHour:17];

[scheduledDateComponents setMinute:0];

[scheduledDateComponents setSecond:0];

}

NSDate* scheduledDate = [calendar dateFromComponents:scheduledDateComponents];

localNotification.fireDate = scheduledDate;

[[UIApplication sharedApplication]cancelAllLocalNotifications];

[[UIApplication sharedApplication]scheduleLocalNotification:localNotification];

/////SIMPLE WAY

http://stackoverflow.com/questions/10060578/uilocalnotification-fires-immediately-instead-of-at-scheduled-time

UILocalNotification* localNotification = [[UILocalNotification alloc] init];
localNotification.fireDate = [NSDate dateWithTimeIntervalSinceNow:1];
localNotification.alertBody = @"Your alert message";
localNotification.timeZone = [NSTimeZone defaultTimeZone];
[[UIApplication sharedApplication] scheduleLocalNotification:localNotification];