peko-ios/YuMi/Modules/YMMine/View/Medals/MedalsCollectionViewCell_Refactored.m

//
//  MedalsCollectionViewCell_Refactored.m
//  YuMi
//
//  重构示例：使用 MedalMediaDisplayManager 简化媒体处理逻辑
//

#import "MedalsCollectionViewCell.h"
#import "MedalsModel.h"
#import "MedalMediaDisplayManager.h"
#import "MedalsLevelIndicatorView.h"

@interface MedalsCollectionViewCell () <MedalMediaDisplayDelegate>

// 媒体显示管理器 - 替代原来的所有媒体相关属性和方法
@property (nonatomic, strong) MedalMediaDisplayManager *mediaManager;

// UI 元素
@property (nonatomic, strong) NetImageView *imageView;
@property (nonatomic, strong) VAPView *mp4View;
@property (nonatomic, strong) UILabel *titleLabel;
@property (nonatomic, strong) UILabel *subLabel;
@property (nonatomic, strong) MedalsLevelIndicatorView *levelIndicatorView;

// 数据模型
@property (nonatomic, strong) MedalVo *displayModel;
@property (nonatomic, strong) MedalSeriesItemVo *currentItemVo;

@end

@implementation MedalsCollectionViewCell

+ (NSString *)cellID {
    return NSStringFromClass([MedalsCollectionViewCell class]);
}

+ (void)registerTo:(UICollectionView *)collectionView {
    [collectionView registerClass:[self class] forCellWithReuseIdentifier:[self cellID]];
}

+ (instancetype)cellFor:(UICollectionView *)collectionView atIndexPath:(NSIndexPath *)index {
    MedalsCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:[self cellID]
                                                                               forIndexPath:index];
    return cell;
}

- (instancetype)initWithFrame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        [self setupUI];
        [self setupMediaManager];
    }
    return self;
}

- (void)setupUI {
    // UI 设置保持不变
    [self.contentView addGradientBackgroundWithColors:@[
        UIColorFromRGB(0x41007b),
        UIColorFromRGB(0x290858)
    ] startPoint:CGPointMake(0.5, 0) endPoint:CGPointMake(0.5, 1) cornerRadius:8];
    
    [self.contentView setAllCornerRadius:8
                             borderWidth:1
                             borderColor:UIColorFromRGB(0xa166bf)];
    
    self.imageView = [[NetImageView alloc] init];
    self.imageView.contentMode = UIViewContentModeScaleAspectFill;
    [self.contentView addSubview:self.imageView];
    [self.imageView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.centerX.mas_equalTo(self.contentView);
        make.top.mas_equalTo(13);
        make.leading.trailing.mas_equalTo(self.contentView).inset(13);
        make.height.mas_equalTo(self.imageView.mas_width);
    }];
    
    self.mp4View = [[VAPView alloc] init];
    self.mp4View.contentMode = UIViewContentModeScaleAspectFit;
    [self.contentView addSubview:self.mp4View];
    [self.mp4View mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.mas_equalTo(self.imageView);
    }];
    
    // 其他UI元素设置...
    self.titleLabel = [UILabel labelInitWithText:@"" font:kFontMedium(14) textColor:[UIColor whiteColor]];
    self.subLabel = [UILabel labelInitWithText:@"" font:kFontRegular(11) textColor:[UIColor colorWithWhite:1 alpha:0.6]];
    // ... 约束设置省略
}

- (void)setupMediaManager {
    // 创建媒体管理器，传入自己作为代理
    self.mediaManager = [[MedalMediaDisplayManager alloc] initWithDelegate:self];
}

- (void)prepareForReuse {
    [super prepareForReuse];
    
    // 使用媒体管理器清理资源 - 替代原来的复杂清理逻辑
    [self.mediaManager cleanupResources];
    
    // 重置UI状态
    self.displayModel = nil;
    self.currentItemVo = nil;
    self.titleLabel.text = @"";
    self.subLabel.text = @"";
    [self.levelIndicatorView resetToLevel:0];
}

- (void)updateCell:(MedalSeriesVo *)model isForSquare:(BOOL)isSquare {
    MedalSeriesItemVo *itemVos = [model.medalSeries xpSafeObjectAtIndex:0];
    self.currentItemVo = itemVos;
    
    // 设置等级指示器
    self.levelIndicatorView.indicatorType = MedalsLevelIndicatorTypeNormal;
    [self.levelIndicatorView setupWithMaxLevel:itemVos.medalLevel];
    
    if (isSquare) {
        self.displayModel = [itemVos.medalVos xpSafeObjectAtIndex:itemVos.medalVos.count - 1];
        [self.levelIndicatorView setSelectedLevel:itemVos.medalLevel animated:NO];
    } else {
        self.displayModel = [itemVos.medalVos xpSafeObjectAtIndex:0];
        [self.levelIndicatorView setSelectedLevel:1 animated:NO];
    }
    
    self.levelIndicatorView.userInteractionEnabled = !isSquare;
    
    // 使用媒体管理器更新显示 - 替代原来的复杂逻辑
    [self.mediaManager updateDisplayWithModel:self.displayModel];
    
    // 更新文本信息
    [self updateTextLabels];
}

- (void)updateTextLabels {
    self.titleLabel.text = self.displayModel.name;
    self.subLabel.text = [self.displayModel expireDateString];
}

#pragma mark - 可见性管理 - 大幅简化

- (void)willDisplay {
    [self.mediaManager willDisplay];
}

- (void)didEndDisplaying {
    [self.mediaManager didEndDisplaying];
}

#pragma mark - MedalMediaDisplayDelegate - 核心代理方法

- (NSString *)getMP4UrlFromModel:(id)model {
    MedalVo *medalVo = (MedalVo *)model;
    return medalVo.mp4Url;
}

- (NSString *)getPicUrlFromModel:(id)model {
    MedalVo *medalVo = (MedalVo *)model;
    return medalVo.picUrl;
}

- (NetImageView *)getImageView {
    return self.imageView;
}

- (VAPView *)getMP4View {
    return self.mp4View;
}

- (void)onMediaDisplayUpdated:(BOOL)isMP4 success:(BOOL)success {
    // 可选：处理媒体显示状态更新
    NSLog(@"Media display updated: %@ - %@", isMP4 ? @"MP4" : @"Image", success ? @"Success" : @"Failed");
}

- (UIImage *)getDefaultPlaceholderImage {
    return [UIImageConstant defaultEmptyPlaceholder];
}

#pragma mark - 生命周期

- (void)dealloc {
    // 媒体管理器会自动处理资源清理
    NSLog(@"MedalsCollectionViewCell dealloc");
}

@end

/*
重构效果对比：

原始代码：~528行
重构后代码：~150行（减少70%+）

移除的重复代码：
- 所有媒体路径属性和管理逻辑
- MP4播放器相关属性和方法  
- 复杂的播放状态管理
- 应用生命周期通知处理
- MP4解析和播放控制逻辑
- 失败降级处理逻辑
- 可见性管理的复杂逻辑

保留的业务逻辑：
- UI布局和样式
- 等级指示器相关逻辑
- 业务数据模型处理
- 特定的UI更新逻辑

核心优势：
1. 代码量大幅减少，可读性提升
2. 媒体处理逻辑统一管理
3. Bug修复只需要在一个地方
4. 新功能添加更容易
5. 测试和维护成本降低
*/