//
//  HDLSmartLinkTimerManager.m
//  HdlSmartIoT
//
//  Created by 陈启扬 on 2021/9/30.
//

#import "HDLLinphoneTimerManager.h"
@interface HDLLinphoneTimerManager()
@property (nonatomic, strong) NSMutableDictionary *sendTimers;//发送数据时的计时器

//@property (nonatomic, strong) NSMutableDictionary *timerOuts;//倒计时的timeOut（用于重发,key为timerName,value为对应timeOut）
//
//@property (nonatomic, assign) NSTimeInterval timeStamp;//时间戳(用于记录退出应用时的时间)
//
//@property (nonatomic, strong) NSNumber *timeOutNum;//


@end
@implementation HDLLinphoneTimerManager

+ (instancetype)sharedInstance {
    static HDLLinphoneTimerManager *instance = nil;
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        instance = [[HDLLinphoneTimerManager alloc] init];
    });
    return instance;
}

-(instancetype)init{
    self = [super init];
    if (self) {
        self.sendTimers=[[NSMutableDictionary alloc] init];
        
//        [self observeApplicationActionNotification];
    }
    return self;
}

///*注册程序生命周期通知
// */
//- (void)observeApplicationActionNotification {
//    [[NSNotificationCenter defaultCenter] removeObserver:self];
//    [[NSNotificationCenter defaultCenter] addObserver:self selector: @selector(applicationDidBecomeActive) name:UIApplicationDidBecomeActiveNotification object:nil];
//    [[NSNotificationCenter defaultCenter] addObserver:self selector: @selector(applicationDidEnterBackground) name: UIApplicationDidEnterBackgroundNotification object:nil];
//}
//- (void)applicationDidEnterBackground {
//    _timeStamp = [NSDate date].timeIntervalSince1970;
//}
//- (void)applicationDidBecomeActive {
//    NSTimeInterval timeInterval = [NSDate date].timeIntervalSince1970-_timeStamp; //进行时间差计算操作
//    _timeStamp = 0;
//    for (int i=0; i<self.timerOuts.allKeys.count; i++) {
//        _timeOutNum=self.timerOuts.allValues[i];
//        NSTimeInterval ret = [_timeOutNum doubleValue] - timeInterval;
//        if (ret > 0) {
//            _timeOutNum = [NSNumber numberWithInteger:ret];
//        } else {
//            _timeOutNum = [NSNumber numberWithInteger:0];
//        }
//    }
//
//}

//倒计时
- (void)scheduleTimerWithInterval:(double)interval timerName:(NSString *)timerName count:(HDLLPCoutdownBlock)count
                           finished:(dispatch_block_t)finished
{
//    [self.sendTimerNames  addObject:timerName];
    __block double timeout =interval;



    dispatch_queue_t queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
    dispatch_source_t timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, queue);
    [self.sendTimers setObject:timer forKey:timerName];
//    HDLNSLog(@"self.sendTimers:%@",self.sendTimers);
    dispatch_source_set_timer(timer,dispatch_walltime(NULL, 0),1.0*NSEC_PER_SEC, 0);//

    dispatch_source_set_event_handler(timer, ^{
        @autoreleasepool {
            if (timeout<=0) {
                dispatch_source_cancel(timer);
                dispatch_async(dispatch_get_main_queue(), ^{
                    finished();
                });
            }else{
                dispatch_async(dispatch_get_main_queue(), ^{
                    count(timeout);
                });
            }
            timeout--;
       }
    });

    dispatch_resume(timer);
}

///**
// 启动一个timer
// @param interval        执行的时间间隔(单位是秒)
// @param timerName       timer的名称，作为唯一标识。
// @param count           倒计时block
// @param finished        时间间隔到点时执行的block。
// */
//- (void)scheduleTimerWithInterval:(double)interval timerName:(NSString *)timerName count:(HDLOPPCoutdownBlock)count
//                           finished:(dispatch_block_t)finished
//{
////    [self.sendTimerNames  addObject:timerName];
//    __block NSNumber *timeout =[NSNumber numberWithDouble:interval];
//
//    [self.timerOuts setObject:timeout forKey:timerName];
//
//    dispatch_queue_t queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
//    dispatch_source_t timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, queue);
//    [self.sendTimers setObject:timer forKey:timerName];
////    HDLNSLog(@"self.sendTimers:%@",self.sendTimers);
//    dispatch_source_set_timer(timer,dispatch_walltime(NULL, 0),1.0*NSEC_PER_SEC, 0);//
//
//    dispatch_source_set_event_handler(timer, ^{
//        @autoreleasepool {
//            double timeoutD=[timeout doubleValue];
//            if (timeoutD<=0) {
//                dispatch_source_cancel(timer);
//                dispatch_async(dispatch_get_main_queue(), ^{
//                    finished();
//                });
//            }else{
//                dispatch_async(dispatch_get_main_queue(), ^{
//                    count(timeoutD);
//                });
//            }
//            timeoutD--;
//            timeout=[NSNumber numberWithDouble:timeoutD];
//            [self.timerOuts setObject:timeout forKey:timerName];
//       }
//    });
//
//    dispatch_resume(timer);
//}

/*可设置单位的倒计时
 @param interval 总时间
 @param unit 计时单位
 */
- (void)scheduleTimerWithInterval:(double)interval unit:(double)unit  timerName:(NSString *)timerName count:(HDLLPCoutdownBlock)count
                           finished:(dispatch_block_t)finished
{
    [self cancelTimerByName:timerName];
    __block double timeout =interval;
    dispatch_queue_t queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
    dispatch_source_t timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, queue);
    [self.sendTimers setObject:timer forKey:timerName];
    dispatch_source_set_timer(timer,dispatch_walltime(NULL, 0),unit*NSEC_PER_SEC, 0);//
    
    dispatch_source_set_event_handler(timer, ^{
        @autoreleasepool {
            if (timeout<=0) {
                dispatch_source_cancel(timer);
                dispatch_async(dispatch_get_main_queue(), ^{
                    finished();
                });
            }else{
                dispatch_async(dispatch_get_main_queue(), ^{
                    count(timeout);
                });
            }
            timeout-=unit;
       }
    });

    dispatch_resume(timer);
}

/**
 启动一个计时
 @param rateTime        执行的时间间隔(单位是秒)
 @param timerName       timer的名称，作为唯一标识。
 @param count           计时block
 */
- (void)scheduleTimerWithRateTime:(float)rateTime timerName:(NSString *)timerName count:(HDLLPCoutdownVoidBlock)count{
    dispatch_queue_t queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
    dispatch_source_t timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, queue);
    [self.sendTimers setObject:timer forKey:timerName];
    
    dispatch_source_set_timer(timer,dispatch_walltime(NULL, 0),rateTime*NSEC_PER_SEC, 0);//
    
    dispatch_source_set_event_handler(timer, ^{
        @autoreleasepool {

            dispatch_async(dispatch_get_main_queue(), ^{
                count();
            });
       }
    });

    dispatch_resume(timer);
    
}

- (void)cancelTimerByName:(NSString *)timerName{
    if ([self.sendTimers objectForKey:timerName]) {
        dispatch_source_t timer = [self.sendTimers objectForKey:timerName];
        dispatch_source_cancel(timer);
        [self.sendTimers removeObjectForKey:timerName];

    }
//    dispatch_source_t timer = [self.sendTimers objectForKey:timerName];
    
//    if (timer){
//        dispatch_source_cancel(timer);
//        [self.sendTimers removeObjectForKey:timerName];
//    }
//    [self.sendTimerNames removeObject:timerName];


    
}

- (void)resumeTimerByName:(NSString *)timerName{
    dispatch_source_t timer = [self.sendTimers objectForKey:timerName];
    
    if (!timer)
        return;

    dispatch_resume(timer);

}

- (void)suspendTimerByName:(NSString *)timerName{
    dispatch_source_t timer = [self.sendTimers objectForKey:timerName];
    
    if (!timer)
        return;

    dispatch_suspend(timer);
}

/*获取timer
 @param timerName timer的名称。
 */
-(dispatch_source_t)timerByNmae:(NSString *)timerName{
    if ([self.sendTimers objectForKey:timerName]) {
        dispatch_source_t timer = [self.sendTimers objectForKey:timerName];
        return timer;
    }else{
        return nil;
    }
}
@end