peko-ios/YuMi/Modules/YMRoom/View/AnimationView/TouchAreaCacheManager.m

//
//  TouchAreaCacheManager.m
//  YuMi
//
//  Created by AI Assistant on 2025/1/13.
//

#import "TouchAreaCacheManager.h"

@implementation CachedTouchArea

- (instancetype)initWithBanner:(id)banner 
                        bounds:(CGRect)bounds 
              interactiveBounds:(CGRect)interactiveBounds {
    if (self = [super init]) {
        _banner = banner;
        _bounds = bounds;
        _interactiveBounds = interactiveBounds;
        _lastUpdateTime = [[NSDate date] timeIntervalSince1970];
    }
    return self;
}

- (NSString *)description {
    return [NSString stringWithFormat:@"CachedTouchArea: banner=%@, bounds=%@, interactiveBounds=%@, lastUpdate=%.2f",
            self.banner, NSStringFromCGRect(self.bounds), NSStringFromCGRect(self.interactiveBounds), self.lastUpdateTime];
}

@end

@interface TouchAreaCacheManager ()

// 使用实例变量而不是重新声明属性
{
    NSMutableDictionary *_bannerBoundsCache;
    NSMutableArray *_interactiveAreas;
    BOOL _cacheEnabled;
}

@end

@implementation TouchAreaCacheManager

#pragma mark - Singleton

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

#pragma mark - Initialization

- (instancetype)init {
    if (self = [super init]) {
        _bannerBoundsCache = [NSMutableDictionary dictionary];
        _interactiveAreas = [NSMutableArray array];
        _cacheEnabled = YES;
        
        NSLog(@"🎯 TouchAreaCacheManager: 初始化完成");
    }
    return self;
}

#pragma mark - Public Methods

- (void)updateBannerBounds:(CGRect)bounds 
              interactiveBounds:(CGRect)interactiveBounds 
                        forBanner:(id)banner {
    if (!_cacheEnabled || !banner) {
        return;
    }
    
    NSString *bannerKey = [NSString stringWithFormat:@"%p", banner];
    CachedTouchArea *cachedArea = [[CachedTouchArea alloc] initWithBanner:banner
                                                                     bounds:bounds
                                                           interactiveBounds:interactiveBounds];
    
    // 更新缓存
    _bannerBoundsCache[bannerKey] = cachedArea;
    
    // 更新可交互区域列表
    [self updateInteractiveAreas];
    
    NSLog(@"🎯 TouchAreaCacheManager: 更新 Banner 缓存 - Key: %@, Bounds: %@, Interactive: %@",
          bannerKey, NSStringFromCGRect(bounds), NSStringFromCGRect(interactiveBounds));
}

- (BOOL)isPointInInteractiveArea:(CGPoint)point {
    if (!_cacheEnabled) {
        return NO;
    }
    
    // 使用缓存快速检查
    for (CachedTouchArea *cachedArea in _interactiveAreas) {
        if (CGRectContainsPoint(cachedArea.interactiveBounds, point)) {
            NSLog(@"🎯 TouchAreaCacheManager: 命中缓存 - 点 %@ 在可交互区域内", NSStringFromCGPoint(point));
            return YES;
        }
    }
    
    NSLog(@"🎯 TouchAreaCacheManager: 缓存未命中 - 点 %@ 不在可交互区域内", NSStringFromCGPoint(point));
    return NO;
}

- (nullable id)bannerAtPoint:(CGPoint)point {
    if (!_cacheEnabled) {
        return nil;
    }
    
    // 使用缓存快速查找
    for (CachedTouchArea *cachedArea in _interactiveAreas) {
        if (CGRectContainsPoint(cachedArea.interactiveBounds, point)) {
            NSLog(@"🎯 TouchAreaCacheManager: 找到 Banner - 点 %@ 对应的 Banner: %@", 
                  NSStringFromCGPoint(point), cachedArea.banner);
            return cachedArea.banner;
        }
    }
    
    NSLog(@"🎯 TouchAreaCacheManager: 未找到 Banner - 点 %@", NSStringFromCGPoint(point));
    return nil;
}

- (void)removeBannerFromCache:(id)banner {
    if (!banner) {
        return;
    }
    
    NSString *bannerKey = [NSString stringWithFormat:@"%p", banner];
    CachedTouchArea *removedArea = _bannerBoundsCache[bannerKey];
    
    if (removedArea) {
        [_bannerBoundsCache removeObjectForKey:bannerKey];
        [self updateInteractiveAreas];
        
        NSLog(@"🎯 TouchAreaCacheManager: 移除 Banner 缓存 - Key: %@", bannerKey);
    }
}

- (void)clearCache {
    [_bannerBoundsCache removeAllObjects];
    [_interactiveAreas removeAllObjects];
    
    NSLog(@"🎯 TouchAreaCacheManager: 清空所有缓存");
}

- (NSString *)cacheStatistics {
    NSMutableString *stats = [NSMutableString string];
    [stats appendFormat:@"TouchAreaCacheManager 统计信息:\n"];
    [stats appendFormat:@"- 缓存启用状态: %@\n", _cacheEnabled ? @"启用" : @"禁用"];
    [stats appendFormat:@"- 缓存的 Banner 数量: %ld\n", (long)_bannerBoundsCache.count];
    [stats appendFormat:@"- 可交互区域数量: %ld\n", (long)_interactiveAreas.count];
    
    if (_bannerBoundsCache.count > 0) {
        [stats appendString:@"- 缓存的 Banner 详情:\n"];
        for (NSString *key in _bannerBoundsCache.allKeys) {
            CachedTouchArea *area = _bannerBoundsCache[key];
            [stats appendFormat:@"  [%@] %@\n", key, area.description];
        }
    }
    
    return stats;
}

- (void)debugPrintCache {
    NSLog(@"🎯 TouchAreaCacheManager 调试信息:");
    NSLog(@"%@", [self cacheStatistics]);
}

#pragma mark - Private Methods

- (void)updateInteractiveAreas {
    [_interactiveAreas removeAllObjects];
    
    // 重新构建可交互区域列表
    for (CachedTouchArea *cachedArea in _bannerBoundsCache.allValues) {
        if (!CGRectIsEmpty(cachedArea.interactiveBounds)) {
            [_interactiveAreas addObject:cachedArea];
        }
    }
    
    NSLog(@"🎯 TouchAreaCacheManager: 更新可交互区域列表 - 数量: %ld", (long)_interactiveAreas.count);
}

#pragma mark - Public Properties

- (NSMutableDictionary *)bannerBoundsCache {
    return _bannerBoundsCache;
}

- (NSMutableArray *)interactiveAreas {
    return _interactiveAreas;
}

@end