//
//  GiGaStartAdView.m
//  GIGA
//
//  Created by lianxiang on 2018/8/22.
//  Copyright © 2018年 com.giga.ios. All rights reserved.
//

#import "GiGaStartAdView.h"
#import "GiGaFileNanager.h"
#import "UIImageView+WebCache.h"

@interface GiGaStartAdView()

@property (nonatomic,strong) UIButton *countBtn;
@property (nonatomic,strong) NSTimer *countTimer;
@property (nonatomic,assign) int count;


@end
static int const showTime = 12;

@implementation GiGaStartAdView

- (NSTimer *)countTimer{
    
    if (!_countTimer) {
        
        _countTimer = [NSTimer scheduledTimerWithTimeInterval:1.0 target:self selector:@selector(countDown) userInfo:nil repeats:YES];
        
    }
    return _countTimer;
}

- (instancetype)initWithFrame:(CGRect)frame{
    if (self = [super initWithFrame:frame]) {
        [self initUIWithFrame:frame];
    }
    return self;
    
}
-(void)initUIWithFrame:(CGRect)frame{
    
    self.backgroundColor = [UIColor whiteColor];
    _adView = [[UIImageView alloc] initWithFrame:frame];
    _adView.userInteractionEnabled = YES;
    _adView.contentMode = UIViewContentModeScaleAspectFill;
    _adView.clipsToBounds = YES;
    //广告点击手势
    UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(gotoAd)];
    [_adView addGestureRecognizer:tap];
    CGFloat btnW = 60;
    CGFloat btnH = 30;
    _countBtn = [[UIButton alloc] initWithFrame:CGRectMake(KMainW - btnW - 24, btnH, btnW, btnH)];
    [_countBtn addTarget:self action:@selector(removeAdView) forControlEvents:UIControlEventTouchUpInside];
    [_countBtn setTitle:[NSString stringWithFormat:@"跳过%d",showTime] forState:UIControlStateNormal];
    _countBtn.titleLabel.font = [UIFont systemFontOfSize:15];
    [_countBtn setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
    _countBtn.backgroundColor = GIGARGB(38, 38, 38, 0.6) ;
    _countBtn.layer.masksToBounds = YES;
    _countBtn.layer.cornerRadius = 4;
    [self addSubview:_adView];
    [self addSubview:_countBtn];
    
}

-(void)removeAdView{
    
    [self.countTimer invalidate];
    self.countTimer  = nil;
    [UIView animateWithDuration:0.3f animations:^{
        self.alpha = 0.f;
    } completion:^(BOOL finished) {
        [self removeFromSuperview];
    }];
}

-(void)gotoAd{
    
    [self removeAdView];
    NC_POST_NAME_OBJECT(APP_PUSHTO_DETAILVIEW, nil);
    
}

-(void)countDown{
    
    _count --;
    [_countBtn setTitle:[NSString stringWithFormat:@"跳过%d",_count] forState:UIControlStateNormal];
    if (_count == 0) {
        [self removeAdView];
    }
}


-(void)show{
    
    [self loadImage];
    UIWindow *window = [UIApplication sharedApplication].keyWindow;
    [window addSubview:self];
    //[self startTimer];
    //GCD 备用
   [self gcdStartCount];
    
}

-(void)loadImage{
    
    NSArray *imageArray = @[ @"https://ss2.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/super/whfpf%3D425%2C260%2C50/sign=a4b3d7085dee3d6d2293d48b252b5910/0e2442a7d933c89524cd5cd4d51373f0830200ea.jpg", @"https://ss0.baidu.com/-Po3dSag_xI4khGko9WTAnF6hhy/super/whfpf%3D425%2C260%2C50/sign=a41eb338dd33c895a62bcb3bb72e47c2/5fdf8db1cb134954a2192ccb524e9258d1094a1e.jpg" ];
    NSString *imageUrl = imageArray[arc4random() % imageArray.count]; // 获取图片名:43-130P5122Z60-50.jpg
    
    [_adView sd_setImageWithURL:[NSURL URLWithString:imageUrl] completed:^(UIImage * _Nullable image, NSError * _Nullable error, SDImageCacheType cacheType, NSURL * _Nullable imageURL) {
        NSLog(@"%@",error);
        
    }];
    
 
}

-(void)startTimer{
    _count = showTime;
    [[NSRunLoop mainRunLoop] addTimer:self.countTimer forMode:NSRunLoopCommonModes];
    
}
-(void)gcdStartCount{
    
    weakify(self);
    __block int timeout = showTime + 1; //倒计时时间 + 1
    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); dispatch_source_set_timer(_timer,dispatch_walltime(NULL, 0),1.0 * NSEC_PER_SEC, 0);
    //每秒执行
    dispatch_source_set_event_handler(_timer, ^{ if(timeout <= 0){ //倒计时结束，关闭
        dispatch_source_cancel(_timer);
        dispatch_async(dispatch_get_main_queue(), ^{
            
            [weakSelf removeAdView];
            
        });
    
     }else{ dispatch_async(dispatch_get_main_queue(), ^{
         
        [weakSelf.countBtn setTitle:[NSString stringWithFormat:@"跳过%d",timeout] forState:UIControlStateNormal];
    
      });
    timeout--;
    
    } });
     dispatch_resume(_timer);
}



@end