365 lines
10 KiB
Objective-C
365 lines
10 KiB
Objective-C
//
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// MedalsCyclePagerCell.m
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// YuMi
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//
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// Created by P on 2025/1/7.
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//
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#import "MedalsCyclePagerCell.h"
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#import "MedalsModel.h"
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#import <QGVAPWrapView.h>
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#import "XPRoomGiftAnimationParser.h"
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@interface MedalsCyclePagerCell () <HWDMP4PlayDelegate>
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@property(nonatomic, copy) NSString *imagePath;
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@property(nonatomic, copy) NSString *mp4Path;
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@property(nonatomic, strong) NetImageView *imageView;
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@property(nonatomic, strong) VAPView *mp4View;
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@property(nonatomic, strong) XPRoomGiftAnimationParser *mp4Parser;
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@property (nonatomic, strong) MedalVo *displayModel;
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@property (nonatomic, assign) BOOL isVisible; // 跟踪 cell 是否可见
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@end
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@implementation MedalsCyclePagerCell
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- (instancetype)initWithFrame:(CGRect)frame {
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self = [super initWithFrame:frame];
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if (self) {
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[self setupUI];
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[self setupNotifications];
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}
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return self;
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}
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- (instancetype)init {
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self = [super init];
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if (self) {
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[self setupUI];
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[self setupNotifications];
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}
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return self;
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}
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- (void)setupUI {
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self.isVisible = YES;
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self.backgroundColor = [UIColor clearColor];
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self.contentView.backgroundColor = [UIColor clearColor];
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// 添加图片视图
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self.imageView = [[NetImageView alloc] init];
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self.imageView.contentMode = UIViewContentModeScaleAspectFit;
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[self.contentView addSubview:self.imageView];
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[self.imageView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.center.mas_equalTo(self.contentView);
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make.size.mas_equalTo(CGSizeMake(184, 184));
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}];
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// 添加 MP4 视图
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[self.contentView addSubview:self.mp4View];
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[self.mp4View mas_makeConstraints:^(MASConstraintMaker *make) {
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make.edges.mas_equalTo(self.imageView);
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}];
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}
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- (void)setupNotifications {
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// 监听应用进入后台和恢复前台的通知
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(appDidEnterBackground)
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name:UIApplicationDidEnterBackgroundNotification
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object:nil];
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(appWillEnterForeground)
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name:UIApplicationWillEnterForegroundNotification
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object:nil];
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// 监听内存警告通知
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(didReceiveMemoryWarning)
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name:UIApplicationDidReceiveMemoryWarningNotification
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object:nil];
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}
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- (void)prepareForReuse {
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[super prepareForReuse];
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// 停止播放
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[self stopMP4Playback];
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// 隐藏 mp4 视图
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self.mp4View.hidden = YES;
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self.imageView.hidden = NO;
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// 重置状态
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self.mp4Path = nil;
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self.imagePath = nil;
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self.isVisible = YES;
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self.displayModel = nil; // 重置数据模型
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// 清空图片
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self.imageView.image = nil;
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self.imageView.imageUrl = @"";
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}
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- (void)updateCell:(MedalVo *)model {
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self.displayModel = model;
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[self updateDisplayWithCurrentModel];
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}
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- (void)updateDisplayWithCurrentModel {
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if (!self.displayModel) {
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[self showDefaultPlaceholder];
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return;
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}
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// 优化后的判断逻辑：更严格的 MP4 URL 验证
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NSString *mp4Url = self.displayModel.mp4Url;
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NSString *picUrl = self.displayModel.picUrl;
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// 首先检查是否有明确的 MP4 URL
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if (![NSString isEmpty:mp4Url] && [self isValidMP4URL:mp4Url]) {
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[self setMp4Path:mp4Url];
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return;
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}
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// 检查 picUrl 是否实际上是 MP4（兼容旧逻辑）
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if (![NSString isEmpty:picUrl]) {
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if ([self isValidMP4URL:picUrl]) {
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[self setMp4Path:picUrl];
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return;
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} else if ([NSString isValidImageURL:picUrl]) {
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[self setImagePath:picUrl];
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return;
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}
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}
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// 都不满足，显示默认占位图
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[self showDefaultPlaceholder];
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}
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#pragma mark - 私有方法
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/// 验证是否为有效的 MP4 URL
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- (BOOL)isValidMP4URL:(NSString *)url {
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if ([NSString isEmpty:url]) {
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return NO;
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}
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// 检查 URL 是否以 mp4 结尾或包含 mp4 标识
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NSString *lowercaseUrl = [url lowercaseString];
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return [lowercaseUrl hasSuffix:@".mp4"] ||
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[lowercaseUrl containsString:@"mp4"] ||
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[lowercaseUrl containsString:@"video"];
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}
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/// 显示默认占位图
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- (void)showDefaultPlaceholder {
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[self stopMP4Playback];
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self.mp4View.hidden = YES;
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self.imageView.hidden = NO;
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// 设置默认占位图，如果没有可以使用透明图片或者空白
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self.imageView.imageUrl = @"";
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self.imageView.image = [UIImageConstant defaultEmptyPlaceholder];
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}
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- (void)setImagePath:(NSString *)imagePath {
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// 停止之前的 mp4 播放
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[self stopMP4Playback];
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_imagePath = imagePath;
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self.mp4View.hidden = YES;
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self.imageView.hidden = NO;
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self.imageView.imageUrl = imagePath;
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}
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- (void)setMp4Path:(NSString *)mp4Path {
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// 如果是相同的 mp4 路径，不需要重新加载
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if ([_mp4Path isEqualToString:mp4Path]) {
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return;
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}
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// 停止之前的 mp4 播放
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[self stopMP4Playback];
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_mp4Path = mp4Path;
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self.mp4View.hidden = NO;
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self.imageView.hidden = YES;
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if (!_mp4Parser) {
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self.mp4Parser = [[XPRoomGiftAnimationParser alloc] init];
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}
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@kWeakify(self);
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[self.mp4Parser parseWithURL:mp4Path
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completionBlock:^(NSString * _Nullable videoUrl) {
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@kStrongify(self);
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if (![NSString isEmpty:videoUrl]) {
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// 延迟播放机制：先标记为准备就绪，等待明确的播放信号
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self.mp4View.tag = 1; // 标记已准备好播放
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// 如果当前 Cell 可见，立即播放
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if (self.isVisible) {
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[self startMP4PlaybackWithURL:videoUrl];
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}
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}
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} failureBlock:^(NSError * _Nullable error) {
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@kStrongify(self);
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NSLog(@"[MedalsCyclePagerCell] Failed to parse mp4: %@, fallback to image", error);
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// MP4 解析失败，降级使用 picURL
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[self handleMP4FailureWithFallback];
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}];
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}
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/// 开始 MP4 播放
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- (void)startMP4PlaybackWithURL:(NSString *)videoUrl {
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if (![NSString isEmpty:videoUrl] && self.mp4View && !self.mp4View.hidden) {
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[self.mp4View playHWDMP4:videoUrl repeatCount:-1 delegate:self];
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NSLog(@"[MedalsCyclePagerCell] Started MP4 playback: %@", videoUrl);
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}
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}
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/// 处理 MP4 播放失败，降级使用 picURL
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- (void)handleMP4FailureWithFallback {
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if (![NSString isEmpty:self.displayModel.picUrl]) {
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if ([NSString isValidImageURL:self.displayModel.picUrl]) {
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[self setImagePath:self.displayModel.picUrl];
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} else {
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[self showDefaultPlaceholder];
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}
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} else {
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[self showDefaultPlaceholder];
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}
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}
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#pragma mark - MP4 播放控制
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- (void)stopMP4Playback {
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if (self.mp4View) {
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[self.mp4View stopHWDMP4];
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self.mp4View.tag = 0; // 重置播放状态标记
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}
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}
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- (void)pauseMP4Playback {
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if (self.mp4View && !self.mp4View.hidden) {
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[self.mp4View pauseHWDMP4];
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}
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}
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- (void)resumeMP4Playback {
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if (self.mp4View && !self.mp4View.hidden && self.mp4Path) {
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if (self.mp4View.tag == 1) { // 已准备好但尚未播放
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@kWeakify(self);
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[self.mp4Parser parseWithURL:self.mp4Path
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completionBlock:^(NSString * _Nullable videoUrl) {
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@kStrongify(self);
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if (![NSString isEmpty:videoUrl] && self.isVisible) {
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[self startMP4PlaybackWithURL:videoUrl];
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}
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} failureBlock:^(NSError * _Nullable error) {
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@kStrongify(self);
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// MP4 恢复播放失败，降级使用 picURL
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[self handleMP4FailureWithFallback];
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}];
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} else {
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[self.mp4View resumeHWDMP4];
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}
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}
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}
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#pragma mark - 可见性管理
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- (void)willDisplay {
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self.isVisible = YES;
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// 如果有准备好的 MP4，立即开始播放
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if (self.mp4View.tag == 1 && !self.mp4View.hidden && self.mp4Path) {
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[self resumeMP4Playback];
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} else if (!self.mp4View.hidden) {
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// 恢复之前暂停的播放
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[self resumeMP4Playback];
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}
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NSLog(@"[MedalsCyclePagerCell] willDisplay - isVisible: %@, mp4Path: %@",
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self.isVisible ? @"YES" : @"NO", self.mp4Path ?: @"nil");
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}
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- (void)didEndDisplaying {
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self.isVisible = NO;
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[self pauseMP4Playback];
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}
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#pragma mark - 通知处理
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- (void)appDidEnterBackground {
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[self pauseMP4Playback];
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}
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- (void)appWillEnterForeground {
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if (self.isVisible) {
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[self resumeMP4Playback];
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}
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}
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- (void)didReceiveMemoryWarning {
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// 内存警告时停止播放
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if (!self.isVisible) {
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[self stopMP4Playback];
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}
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}
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#pragma mark - 生命周期
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- (void)dealloc {
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// 停止播放
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[self stopMP4Playback];
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// 移除通知观察者
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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// 清理资源
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self.mp4Parser = nil;
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NSLog(@"MedalsCyclePagerCell dealloc");
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}
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#pragma mark - Lazy load
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- (VAPView *)mp4View {
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if (!_mp4View) {
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_mp4View = [[VAPView alloc] init];
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_mp4View.contentMode = UIViewContentModeScaleAspectFit;
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#if DEBUG
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_mp4View.backgroundColor = [UIColor redColor];
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#endif
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}
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return _mp4View;
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}
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#pragma mark - HWDMP4PlayDelegate
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- (BOOL)shouldStartPlayMP4:(VAPView *)container config:(QGVAPConfigModel *)config {
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return YES;
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}
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- (void)viewDidFinishPlayMP4:(NSInteger)totalFrameCount view:(VAPView *)container {
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// MP4 播放完成，循环播放会自动重新开始
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}
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- (void)viewDidStopPlayMP4:(NSInteger)lastFrameIndex view:(VAPView *)container {
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// MP4 播放停止
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}
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- (void)viewDidFailPlayMP4:(NSError *)error {
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NSLog(@"MP4 播放失败: %@", error);
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// MP4 播放失败，降级使用 picURL
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[self handleMP4FailureWithFallback];
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}
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@end
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