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Example/SellyCloudSDK/Play/SCPlayerDebugView.m

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+//
+//  SCPlayerDebugView.m
+//  SellyCloudSDK_Example
+//
+//  Created by Caleb on 07/1/26.
+//  Copyright © 2026 Caleb. All rights reserved.
+//
+
+#import "SCPlayerDebugView.h"
+#import <Masonry/Masonry.h>
+
+@interface SCPlayerDebugView ()
+@property (nonatomic, strong) UIVisualEffectView *blurView;
+@property (nonatomic, strong) UIView *headerView;
+@property (nonatomic, strong) UIView *contentView;
+@property (nonatomic, strong) UIScrollView *scrollView;
+@property (nonatomic, strong) UILabel *titleLabel;
+@property (nonatomic, strong) UILabel *logLabel;
+@property (nonatomic, strong) UIButton *toggleButton;
+@property (nonatomic, strong) UIButton *clearButton;
+
+@property (nonatomic, strong) MASConstraint *contentViewHeightConstraint;
+@property (nonatomic, strong) NSMutableArray<NSString *> *logs;
+@property (nonatomic, strong) NSDateFormatter *dateFormatter;
+@end
+
+@implementation SCPlayerDebugView
+
+- (instancetype)init {
+    self = [super init];
+    if (self) {
+        _isExpanded = YES; // 默认展开
+        _logs = [NSMutableArray array];
+        
+        // 日期格式化器（用于时间戳）
+        _dateFormatter = [[NSDateFormatter alloc] init];
+        _dateFormatter.dateFormat = @"HH:mm:ss.SSS";
+        
+        [self setupView];
+    }
+    return self;
+}
+
+- (void)setupView {
+    // 毛玻璃背景
+    UIBlurEffect *blurEffect = [UIBlurEffect effectWithStyle:UIBlurEffectStyleSystemUltraThinMaterialDark];
+    _blurView = [[UIVisualEffectView alloc] initWithEffect:blurEffect];
+    _blurView.layer.cornerRadius = 12;
+    _blurView.layer.masksToBounds = YES;
+    [self addSubview:_blurView];
+    [_blurView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.edges.equalTo(self);
+    }];
+    
+    // 边框
+    self.layer.cornerRadius = 12;
+    self.layer.borderWidth = 0.5;
+    self.layer.borderColor = [[UIColor whiteColor] colorWithAlphaComponent:0.3].CGColor;
+    
+    // 标题栏（可点击）
+    _headerView = [[UIView alloc] init];
+    [_blurView.contentView addSubview:_headerView];
+    [_headerView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.left.right.equalTo(_blurView.contentView);
+        make.height.offset(44);
+    }];
+    
+    // 添加点击手势
+    UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toggleButtonTapped)];
+    [_headerView addGestureRecognizer:tap];
+    
+    // 标题
+    _titleLabel = [[UILabel alloc] init];
+    _titleLabel.text = @"🐛 调试日志";
+    _titleLabel.font = [UIFont systemFontOfSize:14 weight:UIFontWeightSemibold];
+    _titleLabel.textColor = [UIColor whiteColor];
+    [_headerView addSubview:_titleLabel];
+    [_titleLabel mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.centerY.equalTo(_headerView);
+        make.left.offset(12);
+    }];
+    
+    // 清空按钮
+    _clearButton = [UIButton buttonWithType:UIButtonTypeSystem];
+    [_clearButton setImage:[UIImage systemImageNamed:@"trash.circle.fill"] forState:UIControlStateNormal];
+    _clearButton.tintColor = [[UIColor whiteColor] colorWithAlphaComponent:0.8];
+    [_clearButton addTarget:self action:@selector(clearButtonTapped) forControlEvents:UIControlEventTouchUpInside];
+    [_headerView addSubview:_clearButton];
+    [_clearButton mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.centerY.equalTo(_headerView);
+        make.right.offset(-44);
+        make.width.height.offset(24);
+    }];
+    
+    // 展开/收起按钮
+    _toggleButton = [UIButton buttonWithType:UIButtonTypeSystem];
+    // 默认展开状态，显示向上箭头（表示可以收起）
+    [_toggleButton setImage:[UIImage systemImageNamed:@"chevron.up.circle.fill"] forState:UIControlStateNormal];
+    _toggleButton.tintColor = [[UIColor whiteColor] colorWithAlphaComponent:0.8];
+    [_toggleButton addTarget:self action:@selector(toggleButtonTapped) forControlEvents:UIControlEventTouchUpInside];
+    [_headerView addSubview:_toggleButton];
+    [_toggleButton mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.centerY.equalTo(_headerView);
+        make.right.offset(-12);
+        make.width.height.offset(24);
+    }];
+    
+    // 分割线
+    UIView *separatorLine = [[UIView alloc] init];
+    separatorLine.backgroundColor = [[UIColor whiteColor] colorWithAlphaComponent:0.2];
+    [_blurView.contentView addSubview:separatorLine];
+    [separatorLine mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(_headerView.mas_bottom);
+        make.left.offset(12);
+        make.right.offset(-12);
+        make.height.offset(0.5);
+    }];
+    
+    // 内容容器
+    _contentView = [[UIView alloc] init];
+    _contentView.clipsToBounds = YES;
+    [_blurView.contentView addSubview:_contentView];
+    [_contentView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(separatorLine.mas_bottom);
+        make.left.right.bottom.equalTo(_blurView.contentView);
+        // 保存高度约束的引用，用于动态调整
+        self.contentViewHeightConstraint = make.height.offset(200); // 默认高度
+    }];
+    
+    // ScrollView 用于滚动内容
+    _scrollView = [[UIScrollView alloc] init];
+    _scrollView.showsVerticalScrollIndicator = YES;
+    _scrollView.showsHorizontalScrollIndicator = NO;
+    _scrollView.alwaysBounceVertical = YES;
+    [_contentView addSubview:_scrollView];
+    [_scrollView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.edges.equalTo(_contentView).insets(UIEdgeInsetsMake(8, 12, 8, 12));
+    }];
+    
+    // 日志文本标签
+    _logLabel = [[UILabel alloc] init];
+    _logLabel.font = [UIFont monospacedSystemFontOfSize:10 weight:UIFontWeightRegular];
+    _logLabel.textColor = [UIColor whiteColor];
+    _logLabel.numberOfLines = 0; // 多行显示
+    _logLabel.lineBreakMode = NSLineBreakByCharWrapping;
+    _logLabel.text = @""; // 初始为空
+    [_scrollView addSubview:_logLabel];
+    [_logLabel mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.edges.equalTo(_scrollView);
+        make.width.equalTo(_scrollView); // 限制宽度，允许文本换行
+    }];
+}
+
+- (void)toggleButtonTapped {
+    // 切换状态
+    [self setIsExpanded:!self.isExpanded];
+}
+
+- (void)clearButtonTapped {
+    [self clearLogs];
+    
+    // 触觉反馈
+    UIImpactFeedbackGenerator *feedback = [[UIImpactFeedbackGenerator alloc] initWithStyle:UIImpactFeedbackStyleMedium];
+    [feedback impactOccurred];
+}
+
+#pragma mark - Public Methods
+
+- (void)appendLog:(NSString *)message {
+    [self appendLog:message withPrefix:nil];
+}
+
+- (void)appendLog:(NSString *)message withPrefix:(nullable NSString *)prefix {
+    if (!message || message.length == 0) {
+        return;
+    }
+    
+    // 生成时间戳
+    NSString *timestamp = [self.dateFormatter stringFromDate:[NSDate date]];
+    
+    // 构建完整的日志条目
+    NSString *logEntry;
+//    if (prefix && prefix.length > 0) {
+//        logEntry = [NSString stringWithFormat:@"[%@] %@ %@", timestamp, prefix, message];
+//    } else {
+        logEntry = [NSString stringWithFormat:@"[%@] %@", timestamp, message];
+//    }
+    
+    // 添加到日志数组
+    [self.logs addObject:logEntry];
+    
+    // 限制日志数量（最多保留 200 条）
+    if (self.logs.count > 200) {
+        [self.logs removeObjectAtIndex:0];
+    }
+    
+    // 更新 UI
+    [self updateLogDisplay];
+}
+
+- (void)clearLogs {
+    [self.logs removeAllObjects];
+    [self updateLogDisplay];
+}
+
+#pragma mark - Private Methods
+
+- (void)updateLogDisplay {
+    // 将所有日志拼接成一个字符串
+    NSString *allLogs = [self.logs componentsJoinedByString:@"\n"];
+    self.logLabel.text = allLogs;
+    
+    // 更新布局
+    [self.logLabel mas_updateConstraints:^(MASConstraintMaker *make) {
+        // 强制刷新高度
+    }];
+    [self.logLabel layoutIfNeeded];
+    
+    // 滚动到底部（显示最新的日志）
+    dispatch_async(dispatch_get_main_queue(), ^{
+        CGFloat bottomOffset = MAX(0, self.scrollView.contentSize.height - self.scrollView.bounds.size.height);
+        [self.scrollView setContentOffset:CGPointMake(0, bottomOffset) animated:YES];
+    });
+}
+
+- (void)setIsExpanded:(BOOL)isExpanded {
+    if (_isExpanded == isExpanded) {
+        return; // 状态相同，不执行任何操作
+    }
+    
+    _isExpanded = isExpanded;
+    
+    // 执行动画更新 UI
+    CGFloat expandedHeight = 200; // 展开时的高度
+    CGFloat collapsedHeight = 0;   // 收起时的高度
+    
+    [UIView animateWithDuration:0.3 delay:0 usingSpringWithDamping:0.8 initialSpringVelocity:0.5 options:UIViewAnimationOptionCurveEaseInOut animations:^{
+        if (self.isExpanded) {
+            // 展开状态：显示向上箭头（表示可以收起）
+            [self.toggleButton setImage:[UIImage systemImageNamed:@"chevron.up.circle.fill"] forState:UIControlStateNormal];
+            [self.contentViewHeightConstraint setOffset:expandedHeight];
+        } else {
+            // 收起状态：显示向下箭头（表示可以展开）
+            [self.toggleButton setImage:[UIImage systemImageNamed:@"chevron.down.circle.fill"] forState:UIControlStateNormal];
+            [self.contentViewHeightConstraint setOffset:collapsedHeight];
+        }
+        
+        // 显示/隐藏内容（用 alpha 做淡入淡出效果）
+        self.contentView.alpha = self.isExpanded ? 1.0 : 0.0;
+        
+        // 更新约束触发布局更新
+        [self.superview layoutIfNeeded];
+    } completion:nil];
+    
+    // 触觉反馈
+    UIImpactFeedbackGenerator *feedback = [[UIImpactFeedbackGenerator alloc] initWithStyle:UIImpactFeedbackStyleLight];
+    [feedback impactOccurred];
+}
+
+@end