【设定本地通知为周一到周五提醒, 周末不提醒解决办法】

iOS开发中的信息提示推送方式，一类是远程服务器推送（APNS）与UILocalNotification本地通知的，我们知道UILocalNotification的通知重复提示的单位是以是秒、分、时、天、周、月等. 如图:

 

 

 

那么问题来了, 要实现标题所说的该怎么办呢? 我的方法为判断当前为星期几, 然后设定5个以周为单位的本地通知. LOOK...

+ (BOOL)setWeekdayLocalNotificationWithHour:(int)notificationHour
{
    NSInteger year,month,day,hour,min,sec,week;

    NSString *weekStr=nil;

    NSCalendar *calendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar];

    NSDate *now = [NSDate date];

    NSDateComponents *comps = [[NSDateComponents alloc] init];

    NSInteger unitFlags = NSYearCalendarUnit | NSMonthCalendarUnit | NSDayCalendarUnit | NSWeekdayCalendarUnit |

    NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit;

    comps = [calendar components:unitFlags fromDate:now];

    year = [comps year];

    week = [comps weekday];

    month = [comps month];

    day = [comps day];

    hour = [comps hour];

    min = [comps minute];

    sec = [comps second];

    NSTimeInterval oneDayay = 24 * 3600;

    BOOL isWeekend = NO;

    if(week == 1)
    {
        weekStr=@"星期天";

        isWeekend = YES;

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 2] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 3] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 4] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 5] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

    }else if(week == 2){

        weekStr=@"星期一";

        [self setLocalNotificationWithFireDate:now withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 2] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 3] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 4] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];
    }else if(week == 3){

        weekStr=@"星期二";

        [self setLocalNotificationWithFireDate:now withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 2] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 3] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

    }else if(week == 4){

        weekStr=@"星期三";

        [self setLocalNotificationWithFireDate:now withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay * 2] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 2] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

    }else if(week==5){

        weekStr=@"星期四";

        [self setLocalNotificationWithFireDate:now withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 3] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 2] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

    }else if(week == 6){

        weekStr=@"星期五";

        [self setLocalNotificationWithFireDate:now withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 2] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 3] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 4] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

    }else if(week == 7){

        weekStr=@"星期六";

        isWeekend = YES;

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 2] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 3] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 4] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];

        [self setLocalNotificationWithFireDate:[now dateByAddingTimeInterval:-oneDayay * 5] withTitle:@"哈哈哈..." withNotificationHour:notificationHour];
    }

    NSLog(@"现在是:%ld年%ld月%ld日 %ld时%ld分%ld秒  %@", (long)year,(long)month,(long)day,(long)hour,(long)min,(long)sec,weekStr);
    return isWeekend;
}

#pragma mark  本地通知
+ (void)setLocalNotificationWithFireDate:(NSDate *)mFireDate withTitle:(NSString *)alertBody withNotificationHour:(int)hour
{
    UILocalNotification *mLocalNotification = [[UILocalNotification alloc] init];

    // 设置通知的标题(操作名称)
    mLocalNotification.alertAction = @"休息休息!";

    // 设置通知的正文
    mLocalNotification.alertBody = alertBody;

    NSDateComponents *comps = [[NSDateComponents alloc] init] ;

    NSInteger unitFlags = NSYearCalendarUnit | NSMonthCalendarUnit | NSDayCalendarUnit |

    NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit;

    comps = [[NSCalendar currentCalendar] components:unitFlags fromDate:mFireDate];

    [comps setHour:hour];

    [comps setMinute:21];

    [comps setSecond:0];

    NSDate *newFireDate = [[NSCalendar currentCalendar] dateFromComponents:comps];

    mLocalNotification.fireDate = newFireDate;

    NSLog(@"mFireDate: %@-- %d--%@", newFireDate, hour, [self DateFromString:@"2015-09-14 13:41:00"]);

    // 设置重复通知的时间为每日提醒

    mLocalNotification.repeatInterval = kCFCalendarUnitWeek; // kCFCalendarUnitMinute NSCalendarUnitDay

    // 通知触发时播放的声音
    mLocalNotification.soundName = UILocalNotificationDefaultSoundName;

    // 取消通知的时候判断key和ID相同的就是同一个通知了。
    NSDictionary *dict =[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@"%d", hour], @"key" ,nil];

    [mLocalNotification setUserInfo:dict];

    // 利用Application添加通知
    [[UIApplication sharedApplication] scheduleLocalNotification:mLocalNotification];
}

/** 取消某个课程的通知 如: value = 10 */
+ (void)cancelLocalNotificationWithkeyValue:(NSString *)value
{
    NSArray *notifications=[[UIApplication sharedApplication] scheduledLocalNotifications];

    NSUInteger acount = notifications.count;

    if (acount>0){

        for (UILocalNotification *myUILocalNotification in notifications) {

            NSDictionary *userInfo = myUILocalNotification.userInfo;

            if ([value isEqualToString:userInfo[@"key"]]) {

                [[UIApplication sharedApplication] cancelLocalNotification:myUILocalNotification];

                NSLog(@"取消: %@", value);
            }
        }
    }
}

好了, 赶紧试试吧! 如果还有更好的方法, 请告知, TKS!