//
//  QXSkyPraizeView.m
//  QXLive
//
//  Created by 启星 on 2025/8/16.
//

#import "QXSkyPraizeView.h"
/// 共有12个礼物
static NSInteger giftMaxCount = 12;
/// 最少转2圈
static NSInteger minRoundCount = 2;
/// 距离4个的时候放慢
static NSInteger toSlowCount = 4;

@interface QXSkyPraizeView()<UIGestureRecognizerDelegate>
/// 目标下标
@property (nonatomic,assign)NSInteger targetIndex;

@property (nonatomic,strong)NSMutableArray* targetArrayIndex;
@property (nonatomic,strong)NSMutableArray* finishTargetArrayIndex;
/// 当前转动到第几个下标
@property (nonatomic,assign)NSInteger currentIndex;
/// 转动了多少次
@property (nonatomic,assign)NSInteger roundCount;
/// 延时
@property (nonatomic,assign)double delayTime;
/// 22 抽一次   33 抽十次  44 抽 100次
@property (nonatomic,assign)NSInteger startType;

@property (nonatomic,strong)QXSkyPraizeSubView *currentGiftView;

@property (nonatomic,strong)UIView *bgView;
@property (nonatomic,strong)NSMutableArray *allViewsArray;

@property (nonatomic,strong)dispatch_source_t fastTimer;
@property (nonatomic,strong)dispatch_source_t slowTimer;
@end

@implementation QXSkyPraizeView

- (instancetype)init
{
    self = [super init];
    if (self) {
        self.frame = CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
        [self initSubviews];
    }
    return self;
}
-(void)initSubviews{
    UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(hide)];
    tap.delegate = self;
    [self addGestureRecognizer:tap];
    self.backgroundColor = [UIColor colorWithWhite:0.0 alpha:0.3];
    
    self.bgView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, ScaleWidth(520)+kSafeAreaBottom)];
    self.bgView.backgroundColor = UIColor.whiteColor;
    [self.bgView addRoundedCornersWithRadius:16 byRoundingCorners:(UIRectCornerTopLeft|UIRectCornerTopRight)];
    [self addSubview:self.bgView];
    
    
    CGFloat topMargin = 60;
    CGFloat margin = 16;
    CGFloat space = 10;
    CGFloat itemWidth = (SCREEN_WIDTH - margin*2 - space*3) / 4;
    CGFloat itemHeight = itemWidth/7*8;;
    for (int i = 0; i < giftMaxCount; i++) {
        QXSkyPraizeSubView *giftView;
        if (i < 4) {
            /// 第一行4个
            giftView = [[QXSkyPraizeSubView alloc] initWithFrame:CGRectMake(margin+(itemWidth+space)*i, topMargin, itemWidth, itemHeight)];
            giftView.titleLabel.text = [NSString stringWithFormat:@"%d",i];
            [self.allViewsArray replaceObjectAtIndex:i withObject:giftView];
        }else if (i > 3 && i < 6){
            /// 第二行两个
            if (i == 4) {
                giftView = [[QXSkyPraizeSubView alloc] initWithFrame:CGRectMake(margin, topMargin+itemHeight+space, itemWidth, itemHeight)];
                giftView.titleLabel.text = [NSString stringWithFormat:@"%d",11];
                [self.allViewsArray replaceObjectAtIndex:11 withObject:giftView];
            }else{
                giftView = [[QXSkyPraizeSubView alloc] initWithFrame:CGRectMake(margin+(itemWidth+space)*3, topMargin+itemHeight+space, itemWidth, itemHeight)];
                [self.allViewsArray replaceObjectAtIndex:4 withObject:giftView];
                giftView.titleLabel.text = [NSString stringWithFormat:@"%d",4];
            }
        }else if (i > 5 && i < 8){
            /// 第三行两个
            if (i == 6) {
                giftView = [[QXSkyPraizeSubView alloc] initWithFrame:CGRectMake(margin, topMargin+(itemHeight+space)*2, itemWidth, itemHeight)];
                [self.allViewsArray replaceObjectAtIndex:10 withObject:giftView];
                giftView.titleLabel.text = [NSString stringWithFormat:@"%d",10];
            }else{
                giftView = [[QXSkyPraizeSubView alloc] initWithFrame:CGRectMake(margin+(itemWidth+space)*3, topMargin+(itemHeight+space)*2, itemWidth, itemHeight)];
                [self.allViewsArray replaceObjectAtIndex:5 withObject:giftView];
                giftView.titleLabel.text = [NSString stringWithFormat:@"%d",5];
            }
        }else{
            giftView = [[QXSkyPraizeSubView alloc] initWithFrame:CGRectMake(margin+(itemWidth+space)*(i%4), topMargin+(itemHeight+space)*3, itemWidth, itemHeight)];
            [self.allViewsArray replaceObjectAtIndex:11-(i-6) withObject:giftView];
            giftView.titleLabel.text = [NSString stringWithFormat:@"%d",11-(i-6)];
        }
        
        [self.bgView addSubview:giftView];
    }
    [self resetViews];
    
   
    
    UIButton *btn = [[UIButton alloc] initWithFrame:CGRectMake(16, 20, 100, 40)];
    [btn setTitle:@"抽1次" forState:(UIControlStateNormal)];
    [btn setTitleColor:UIColor.blueColor forState:(UIControlStateNormal)];
    btn.tag = 22;
    [btn addTarget:self action:@selector(startAction:) forControlEvents:(UIControlEventTouchUpInside)];
    [self.bgView addSubview:btn];
    
    UIButton *tenBtn = [[UIButton alloc] initWithFrame:CGRectMake(116, 20, 100, 40)];
    [tenBtn setTitle:@"抽10次" forState:(UIControlStateNormal)];
    tenBtn.tag = 33;
    [tenBtn setTitleColor:UIColor.blueColor forState:(UIControlStateNormal)];
    [tenBtn addTarget:self action:@selector(startAction:) forControlEvents:(UIControlEventTouchUpInside)];
    [self.bgView addSubview:tenBtn];
    
    
    UIButton *hundredBtn = [[UIButton alloc] initWithFrame:CGRectMake(216, 20, 100, 40)];
    [hundredBtn setTitle:@"抽100次" forState:(UIControlStateNormal)];
    hundredBtn.tag = 44;
    [hundredBtn setTitleColor:UIColor.blueColor forState:(UIControlStateNormal)];
    [hundredBtn addTarget:self action:@selector(startAction:) forControlEvents:(UIControlEventTouchUpInside)];
    [self.bgView addSubview:hundredBtn];
}
-(BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch{
    return touch.view == self;
}
-(void)startAction:(UIButton*)sender{
    
    self.startType = sender.tag;
    /// 获取目标礼物
    [self resetViews];
    [self getTargetGift];
    [self startFastAnimate];
}



-(void)resetViews{
    self.targetIndex = -1;
    self.currentIndex = -1;
    self.roundCount = 0;
    self.delayTime = 0.3;
    [self.targetArrayIndex removeAllObjects];
    [self.finishTargetArrayIndex removeAllObjects];
    if (self.currentGiftView != nil) {
        self.currentGiftView.isSelected = NO;
        [self.currentGiftView stopPulseAnimationWithLayer];
    }
    for (QXSkyPraizeSubView *giftView in self.allViewsArray) {
        giftView.isSelected = NO;
        [giftView stopPulseAnimationWithLayer];
    }
}

-(void)startFastAnimate{
    self.currentGiftView = self.allViewsArray.firstObject;
    self.currentGiftView.isSelected = YES;
    [self stopFastAnimate];
    if (_fastTimer == nil) {
        _fastTimer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0));
    }
//    dispatch_source_set_timer(_fastTimer,
//                                 dispatch_time(DISPATCH_TIME_NOW, 0),
//                                 NSEC_PER_SEC * 0.06, // 间隔0.1秒
//                                 NSEC_PER_SEC * 0.01); // 允许误差0.01秒
    
    dispatch_source_set_timer(_fastTimer,
                              dispatch_time(DISPATCH_TIME_NOW, 0.06 * NSEC_PER_SEC),
                              DISPATCH_TIME_FOREVER, // 使用一次性模式
                              0.01 * NSEC_PER_SEC);
    __weak typeof(self) weakSelf = self;
    dispatch_source_set_event_handler(_fastTimer, ^{
        __strong typeof(weakSelf) strongSelf = weakSelf;
        if (!strongSelf) return;
        // 如果需要更新UI，切换到主线程
        dispatch_async(dispatch_get_main_queue(), ^{
            strongSelf.roundCount++;
           
            if ((strongSelf.roundCount / giftMaxCount == minRoundCount) && strongSelf.startType != 22) {
                BOOL has = NO;
                for (NSNumber *index in self.finishTargetArrayIndex) {
                    if (index.integerValue == self.currentIndex) {
                        has = YES;
                        break;
                    }
                }
                self.currentGiftView.isSelected = NO;
                if (has) {
                    QXSkyPraizeSubView *giftView = strongSelf.allViewsArray[strongSelf.currentIndex];
                    giftView.isSelected = YES;
                }else{
                    QXSkyPraizeSubView *giftView = strongSelf.allViewsArray[strongSelf.currentIndex];
                    giftView.isSelected = NO;
                }
            }else{
                /// 把上一个选中状态置为未选中
                strongSelf.currentGiftView.isSelected = NO;
            }
            /// 计算当前下标
            strongSelf.currentIndex = strongSelf.roundCount%giftMaxCount;
            /// 获取当前选中的view 并设置为选中状态
            QXSkyPraizeSubView *giftView = strongSelf.allViewsArray[strongSelf.currentIndex];
            giftView.isSelected = YES;
            
            /// 重新赋值给选中view
            strongSelf.currentGiftView = giftView;
            
            if (strongSelf.roundCount / giftMaxCount == minRoundCount) {
                
                /// 已经转了2圈
                if (strongSelf.startType == 22) {
                    
                    NSInteger index = strongSelf.targetIndex;
                    //            0 - > 11
                    //              1 - > 12
                    //              2->13
                    //              3->14
                    //              4->15
                    // 处理0-4数据无法匹配问题
                    if (index < 5) {
                        index = (giftMaxCount-1) + index;
                    }
                    if ((strongSelf.currentIndex + toSlowCount) == index) {
                        //距离目标差4
                        QXLOG(@"当前下标为%ld---目标为%ld",strongSelf.currentIndex,strongSelf.targetIndex);
                        [self stopFastAnimate];
                        [self startSlowAnimate];
                    }else{
                        dispatch_source_set_timer(strongSelf.fastTimer,
                                                         dispatch_time(DISPATCH_TIME_NOW, 0.06 * NSEC_PER_SEC),
                                                         DISPATCH_TIME_FOREVER,
                                                         0.01 * NSEC_PER_SEC);
                    }
                    
                }else{
//                    for (QXSkyPraizeSubView *giftView in strongSelf.allViewsArray) {
//                        giftView.isSelected = NO;
//                    }
                    BOOL has = NO;
                    for (NSNumber *index in strongSelf.targetArrayIndex) {
                        if (strongSelf.currentIndex == index.integerValue) {
                            QXSkyPraizeSubView *giftView = strongSelf.allViewsArray[index.integerValue];
                            giftView.isSelected = YES;
                            [giftView startPulseAnimationWithLayer];
//                            [strongSelf pauseGCDTimer];
                            [strongSelf.targetArrayIndex removeObject:index];
                            [strongSelf.finishTargetArrayIndex addObject:index];
                            has = YES;
                            break;
                        }
                    }
//                    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.3 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
//                        [strongSelf resumeGCDTimer];
//                    });
                    if (has) {
                        dispatch_source_set_timer(strongSelf.fastTimer,
                                                         dispatch_time(DISPATCH_TIME_NOW, 1 * NSEC_PER_SEC),
                                                         DISPATCH_TIME_FOREVER,
                                                         0.01 * NSEC_PER_SEC);
                    }else{
                        dispatch_source_set_timer(strongSelf.fastTimer,
                                                         dispatch_time(DISPATCH_TIME_NOW, 0.06 * NSEC_PER_SEC),
                                                         DISPATCH_TIME_FOREVER,
                                                         0.01 * NSEC_PER_SEC);
                    }
                    if (strongSelf.targetArrayIndex.count == 0) {
                        [strongSelf stopFastAnimate];
                    }
                }
            }else{
                dispatch_source_set_timer(strongSelf.fastTimer,
                                                 dispatch_time(DISPATCH_TIME_NOW, 0.06 * NSEC_PER_SEC),
                                                 DISPATCH_TIME_FOREVER,
                                                 0.01 * NSEC_PER_SEC);
            }
            
            
        });
    });
    dispatch_resume(_fastTimer);
}

-(void)startSlowAnimate{
    
    if (_slowTimer == nil) {
        _slowTimer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0));
    }
    // 立即开始，初始间隔0.1秒
    dispatch_source_set_timer(_slowTimer,
                              dispatch_time(DISPATCH_TIME_NOW, self.delayTime * NSEC_PER_SEC),
                              DISPATCH_TIME_FOREVER, // 使用一次性模式
                              0.01 * NSEC_PER_SEC);
    __weak typeof(self) weakSelf = self;
    dispatch_source_set_event_handler(_slowTimer, ^{
        __strong typeof(weakSelf) strongSelf = weakSelf;
        if (!strongSelf) return;
        // 如果需要更新UI，切换到主线程
        dispatch_async(dispatch_get_main_queue(), ^{
            
            /// 把上一个选中状态置为未选中
            strongSelf.currentGiftView.isSelected = NO;
            
            strongSelf.roundCount++;
            /// 计算当前下标
            strongSelf.currentIndex = strongSelf.roundCount%giftMaxCount;
            /// 获取当前选中的view 并设置为选中状态
            QXSkyPraizeSubView *giftView = strongSelf.allViewsArray[strongSelf.currentIndex];
            giftView.isSelected = YES;
            
            /// 重新赋值给选中view
            strongSelf.currentGiftView = giftView;
            
            if (strongSelf.currentIndex  == strongSelf.targetIndex) {
                //距离目标差4
                QXLOG(@"礼物结束====当前下标为%ld---目标为%ld",strongSelf.currentIndex,strongSelf.targetIndex);
                [strongSelf stopSlowAnimate];
                [strongSelf.currentGiftView startPulseAnimationWithLayer];
            }
        });
        strongSelf.delayTime = strongSelf.delayTime+0.1;
        dispatch_source_set_timer(strongSelf.slowTimer,
                                         dispatch_time(DISPATCH_TIME_NOW, strongSelf.delayTime * NSEC_PER_SEC),
                                         DISPATCH_TIME_FOREVER,
                                         0.01 * NSEC_PER_SEC);
    });
    dispatch_resume(_slowTimer);
}



-(void)stopFastAnimate{
    if (_fastTimer != nil) {
        dispatch_source_cancel(_fastTimer);
        _fastTimer = nil;
    }
}

- (void)pauseGCDTimer {
    if (_fastTimer) {
        dispatch_suspend(_fastTimer);
        NSLog(@"GCD定时器已暂停");
    }
}
- (void)resumeGCDTimer {
    if (_fastTimer) {
        dispatch_resume(_fastTimer);
        NSLog(@"GCD定时器已恢复");
    }
}

-(void)stopSlowAnimate{
    if (_slowTimer != nil) {
        dispatch_source_cancel(_slowTimer);
        _slowTimer = nil;
    }
}

-(void)getTargetGift{
    self.targetArrayIndex = [NSMutableArray arrayWithArray:@[@3,@5,@8,@10]];
    if (self.startType == 22) {
        self.targetIndex   = arc4random() % 12;
    }else{
//        NSNumber *number = self.targetArrayIndex.firstObject;
//        self.targetIndex = number.integerValue;
    }
}

-(void)getTenTargetGift{
    
}

-(NSMutableArray *)allViewsArray{
    if (!_allViewsArray) {
        _allViewsArray = [NSMutableArray arrayWithArray:@[@"",@"",@"",@"",@"",@"",@"",@"",@"",@"",@"",@""]];
    }
    return _allViewsArray;
}







-(NSMutableArray *)finishTargetArrayIndex{
    if (!_finishTargetArrayIndex) {
        _finishTargetArrayIndex = [NSMutableArray array];
    }
    return _finishTargetArrayIndex;
}
-(void)showInView:(UIView *)view{
    self.bgView.y = SCREEN_HEIGHT;
    [view addSubview:self];
    [UIView animateWithDuration:0.3 animations:^{
        self.bgView.y = SCREEN_HEIGHT-ScaleWidth(520)-kSafeAreaBottom;
    }];
}
-(void)hide{
    [self stopFastAnimate];
    [self stopSlowAnimate];
    [UIView animateWithDuration:0.3 animations:^{
        self.bgView.y = SCREEN_HEIGHT;
    } completion:^(BOOL finished) {
        [self removeFromSuperview];
    }];
}
@end


@implementation QXSkyPraizeSubView

- (instancetype)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {
        self.backgroundColor = [UIColor cyanColor];
        [self initSubviews];
    }
    return self;
}
-(void)initSubviews{
    self.titleLabel = [[UILabel alloc] init];
    self.titleLabel.font = [UIFont boldSystemFontOfSize:22];
    self.titleLabel.textColor = UIColor.blackColor;
    self.titleLabel.textAlignment = NSTextAlignmentCenter;
    [self addSubview:self.titleLabel];
    [self.titleLabel mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.equalTo(self);
    }];
}
-(void)setIsSelected:(BOOL)isSelected{
    _isSelected = isSelected;
    self.backgroundColor = isSelected?[UIColor blueColor]:[UIColor cyanColor];
}
- (void)startPulseAnimationWithLayer {
    CABasicAnimation *pulseAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
    pulseAnimation.duration = 0.5;
    pulseAnimation.fromValue = @0.9;
    pulseAnimation.toValue = @1.1;
    pulseAnimation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
    pulseAnimation.autoreverses = YES;
    pulseAnimation.repeatCount = HUGE_VALF; // 无限循环
    
    [self.layer addAnimation:pulseAnimation forKey:@"pulse"];
    
}

// 停止动画
- (void)stopPulseAnimationWithLayer {
    [self.layer removeAnimationForKey:@"pulse"];
}
@end