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@ -37,14 +37,9 @@ public class MusicService: NSObject { |
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private override init() { |
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private override init() { |
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super.init() |
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super.init() |
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// 确保应用能接收远程控制事件 |
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UIApplication.shared.beginReceivingRemoteControlEvents() |
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setupRemoteCommandCenter() |
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setupRemoteCommandCenter() |
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setupAudioSession() |
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setupAudioSession() |
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setupNotificationObservers() |
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print("🎵 [MusicService] 🚀 MusicService初始化完成，远程控制已激活") |
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} |
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} |
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public func initialize(serviceUrl: String, userToken: String) { |
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public func initialize(serviceUrl: String, userToken: String) { |
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@ -54,33 +49,33 @@ public class MusicService: NSObject { |
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} |
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} |
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// MARK: - 音频会话设置 |
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// MARK: - 音频会话设置 |
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private func setupAudioSession() { |
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private func setupAudioSession() { |
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print("🎵 [MusicService] 🚀 开始设置音频会话和通知监听器") |
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do { |
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// 设置音频会话类别，添加 mixWithOthers 选项以确保通知正常显示 |
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// 先注册通知监听器，不依赖音频会话设置成功 |
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try AVAudioSession.sharedInstance().setCategory( |
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setupNotificationObservers() |
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.playback, |
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mode: .default, |
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// 然后尝试设置音频会话 |
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options: [.allowAirPlay, .allowBluetooth, .mixWithOthers] |
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setupAudioSessionConfiguration() |
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) |
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try AVAudioSession.sharedInstance().setActive(true) |
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// 确保媒体控制中心可以接收到我们的应用 |
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print("🎵 [MusicService] ✅ 音频会话设置成功") |
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setupRemoteCommandCenter() |
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} catch { |
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print("🎵 [MusicService] ❌ 设置音频会话失败: \(error)") |
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print("🎵 [MusicService] 📋 所有通知观察者注册完成") |
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// 尝试备用配置 |
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print("🎵 [MusicService] 🔍 当前MusicService实例: \(Unmanaged.passUnretained(self).toOpaque())") |
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do { |
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try AVAudioSession.sharedInstance().setCategory(.playback) |
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try AVAudioSession.sharedInstance().setActive(true) |
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print("🎵 [MusicService] ✅ 使用备用音频会话配置") |
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} catch { |
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print("🎵 [MusicService] ❌ 备用音频会话配置也失败: \(error)") |
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} |
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} |
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} |
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} |
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private func setupNotificationObservers() { |
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private func setupNotificationObservers() { |
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// 监听系统音频中断（来电/通话/Siri等） |
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NotificationCenter.default.addObserver( |
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self, |
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selector: #selector(handleAudioInterruption(_:)), |
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name: AVAudioSession.interruptionNotification, |
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object: nil |
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) |
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print("🎵 [MusicService] ✅ 已注册系统音频中断通知") |
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print("🎵 [MusicService] ✅ 已注册系统音频中断通知") |
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// 注册AudioSessionHub的自定义中断通知 |
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// 注册AudioSessionHub的自定义中断通知 |
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NotificationCenter.default.addObserver( |
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NotificationCenter.default.addObserver( |
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self, |
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self, |
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@ -108,31 +103,6 @@ public class MusicService: NSObject { |
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print("🎵 [MusicService] ✅ 已注册AudioSessionHub_ResumeMusicPlayback通知") |
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print("🎵 [MusicService] ✅ 已注册AudioSessionHub_ResumeMusicPlayback通知") |
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} |
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} |
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private func setupAudioSessionConfiguration() { |
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do { |
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let audioSession = AVAudioSession.sharedInstance() |
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// 使用更简单的配置，避免参数冲突 |
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try audioSession.setCategory(.playback, mode: .default, options: [.allowAirPlay, .allowBluetooth, .allowBluetoothA2DP]) |
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print("🎵 [MusicService] ✅ 音频会话类别设置成功") |
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// 延迟激活音频会话，避免与其他服务冲突 |
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) { |
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do { |
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try audioSession.setActive(true) |
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print("🎵 [MusicService] ✅ 音频会话激活成功") |
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} catch { |
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print("🎵 [MusicService] ⚠️ 音频会话激活失败: \(error)") |
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// 激活失败不影响通知系统工作 |
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} |
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} |
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} catch { |
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print("🎵 [MusicService] ❌ 设置音频会话失败: \(error)") |
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print("🎵 [MusicService] ℹ️ 音频会话设置失败不影响通知系统工作") |
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} |
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} |
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// MARK: - 基础播放控制 |
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// MARK: - 基础播放控制 |
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func getCurrentUrlString() -> String? { |
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func getCurrentUrlString() -> String? { |
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guard let urlAsset = player?.currentItem?.asset as? AVURLAsset else { |
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guard let urlAsset = player?.currentItem?.asset as? AVURLAsset else { |
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@ -429,16 +399,6 @@ public class MusicService: NSObject { |
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print("开始播放: \(url), ID: \(currentIdInternal ?? 0)") |
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print("开始播放: \(url), ID: \(currentIdInternal ?? 0)") |
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// 强制设置音频会话为活跃状态 |
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do { |
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let audioSession = AVAudioSession.sharedInstance() |
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try audioSession.setCategory(.playback, mode: .default, options: [.mixWithOthers]) |
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try audioSession.setActive(true, options: []) |
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print("🎵 [StartPlayback] ✅ 音频会话强制激活成功") |
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} catch { |
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print("🎵 [StartPlayback] ⚠️ 音频会话设置失败: \(error)") |
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} |
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// 检查是否已在播放列表中 |
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// 检查是否已在播放列表中 |
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let existingIndex = playlist.firstIndex { existingSong in |
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let existingIndex = playlist.firstIndex { existingSong in |
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if let existingId = existingSong["id"] as? NSNumber, |
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if let existingId = existingSong["id"] as? NSNumber, |
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@ -468,15 +428,6 @@ public class MusicService: NSObject { |
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currentVolume = 1.0 |
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currentVolume = 1.0 |
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player?.volume = currentVolume |
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player?.volume = currentVolume |
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// 立即设置媒体信息，即使播放器还未准备就绪 |
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updateNowPlayingInfo(song: song) |
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// 强制重新设置远程控制中心 |
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setupRemoteCommandCenter() |
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// 强制激活远程控制 |
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UIApplication.shared.beginReceivingRemoteControlEvents() |
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print("播放器已创建，等待加载完成...") |
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print("播放器已创建，等待加载完成...") |
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} |
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} |
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@ -486,12 +437,6 @@ public class MusicService: NSObject { |
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isPlaying = false |
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isPlaying = false |
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updatePlaybackState() |
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updatePlaybackState() |
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updateMediaSessionPlaybackState(isPlaying: false) |
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updateMediaSessionPlaybackState(isPlaying: false) |
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// 更新媒体信息，保持通知栏显示但状态为暂停 |
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if currentIndex < playlist.count { |
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updateNowPlayingInfo(song: playlist[currentIndex]) |
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} |
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stopProgressTimer() |
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stopProgressTimer() |
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print("已暂停") |
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print("已暂停") |
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} |
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} |
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@ -501,12 +446,6 @@ public class MusicService: NSObject { |
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isPlaying = true |
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isPlaying = true |
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updatePlaybackState() |
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updatePlaybackState() |
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updateMediaSessionPlaybackState(isPlaying: true) |
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updateMediaSessionPlaybackState(isPlaying: true) |
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// 重新设置媒体信息，确保通知栏显示 |
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if currentIndex < playlist.count { |
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updateNowPlayingInfo(song: playlist[currentIndex]) |
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} |
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startProgressTimer() |
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startProgressTimer() |
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print("继续播放") |
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print("继续播放") |
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} |
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} |
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@ -598,10 +537,10 @@ public class MusicService: NSObject { |
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let progress = (totalDuration > 0 && currentTime >= 0) ? currentTime / duration : 0.0 |
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let progress = (totalDuration > 0 && currentTime >= 0) ? currentTime / duration : 0.0 |
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let result: [String: Any] = [ // Add explicit type annotation here |
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let result: [String: Any] = [ // Add explicit type annotation here |
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"currentPosition": currentPosition, |
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"currentPosition": currentPosition, |
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"duration": totalDuration, |
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"duration": totalDuration, |
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"progress": progress.isNaN || progress.isInfinite ? 0.0 : progress |
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"progress": progress.isNaN || progress.isInfinite ? 0.0 : progress |
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] |
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] |
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// 添加调试日志 |
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// 添加调试日志 |
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@ -624,221 +563,216 @@ public class MusicService: NSObject { |
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if completed { |
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if completed { |
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print("跳转到位置: \(positionMs)ms") |
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print("跳转到位置: \(positionMs)ms") |
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// 如果之前在播放，跳转后继续播放 |
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// 如果之前是播放状态，确保继续播放 |
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if wasPlaying { |
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if wasPlaying { |
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self?.resume() |
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self?.player?.play() |
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self?.isPlaying = true |
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self?.updateMediaSessionPlaybackState(isPlaying: true) |
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self?.startProgressTimer() |
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} |
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} |
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} else { |
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print("跳转失败") |
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// 立即更新进度信息到系统媒体控制中心 |
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self?.updateProgressInfoImmediately() |
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// 通知Flutter层 |
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self?.flutterChannel?.invokeMethod("onMediaSessionSeekTo", arguments: ["position": positionMs]) |
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} |
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} |
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} |
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} |
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} |
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} |
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// MARK: - 远程控制中心设置 |
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// MARK: - 媒体会话控制 |
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private func setupRemoteCommandCenter() { |
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private func setupRemoteCommandCenter() { |
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let commandCenter = MPRemoteCommandCenter.shared() |
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let commandCenter = MPRemoteCommandCenter.shared() |
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// 清除之前的目标，避免重复注册 |
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// 清除之前的目标，避免重复添加 |
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commandCenter.playCommand.removeTarget(nil) |
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commandCenter.playCommand.removeTarget(nil) |
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commandCenter.pauseCommand.removeTarget(nil) |
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commandCenter.pauseCommand.removeTarget(nil) |
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commandCenter.nextTrackCommand.removeTarget(nil) |
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commandCenter.nextTrackCommand.removeTarget(nil) |
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commandCenter.previousTrackCommand.removeTarget(nil) |
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commandCenter.previousTrackCommand.removeTarget(nil) |
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commandCenter.changePlaybackPositionCommand.removeTarget(nil) |
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commandCenter.stopCommand.removeTarget(nil) |
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// 启用命令 |
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commandCenter.playCommand.isEnabled = true |
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commandCenter.pauseCommand.isEnabled = true |
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commandCenter.nextTrackCommand.isEnabled = true |
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commandCenter.previousTrackCommand.isEnabled = true |
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commandCenter.stopCommand.isEnabled = true |
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// 播放命令 |
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commandCenter.playCommand.addTarget { [weak self] _ in |
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commandCenter.playCommand.addTarget { [weak self] _ in |
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print("🎵 [RemoteControl] 播放命令") |
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print("🎵 [RemoteCommand] 播放命令触发") |
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self?.resume() |
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self?.resume() |
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return .success |
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return .success |
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} |
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} |
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// 暂停命令 |
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commandCenter.pauseCommand.addTarget { [weak self] _ in |
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commandCenter.pauseCommand.addTarget { [weak self] _ in |
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print("🎵 [RemoteControl] 暂停命令") |
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print("🎵 [RemoteCommand] 暂停命令触发") |
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self?.pause() |
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self?.pause() |
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return .success |
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return .success |
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} |
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} |
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// 下一首命令 |
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commandCenter.nextTrackCommand.addTarget { [weak self] _ in |
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commandCenter.nextTrackCommand.addTarget { [weak self] _ in |
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print("🎵 [RemoteControl] 下一首命令") |
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print("🎵 [RemoteCommand] 下一首命令触发") |
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self?.playNext() |
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self?.next() |
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return .success |
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return .success |
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} |
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} |
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// 上一首命令 |
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commandCenter.previousTrackCommand.addTarget { [weak self] _ in |
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commandCenter.previousTrackCommand.addTarget { [weak self] _ in |
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print("🎵 [RemoteControl] 上一首命令") |
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print("🎵 [RemoteCommand] 上一首命令触发") |
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self?.playPrevious() |
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self?.previous() |
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return .success |
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return .success |
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} |
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} |
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// 进度调整命令（iOS 9.1+） |
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commandCenter.stopCommand.addTarget { [weak self] _ in |
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if #available(iOS 9.1, *) { |
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print("🎵 [RemoteCommand] 停止命令触发") |
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commandCenter.changePlaybackPositionCommand.addTarget { [weak self] event in |
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self?.stop() |
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if let positionEvent = event as? MPChangePlaybackPositionCommandEvent { |
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return .success |
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let positionMs = Int(positionEvent.positionTime * 1000) |
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print("🎵 [RemoteControl] 跳转到 \(positionMs)ms") |
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self?.seekTo(positionMs: positionMs) |
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return .success |
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} |
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return .commandFailed |
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} |
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commandCenter.changePlaybackPositionCommand.isEnabled = true |
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} |
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// 启用远程控制命令 |
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commandCenter.playCommand.isEnabled = true |
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commandCenter.pauseCommand.isEnabled = true |
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commandCenter.nextTrackCommand.isEnabled = true |
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commandCenter.previousTrackCommand.isEnabled = true |
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// 确保音频会话支持远程控制 |
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do { |
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let audioSession = AVAudioSession.sharedInstance() |
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try audioSession.setCategory(.playback, mode: .default, options: [.mixWithOthers]) |
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print("🎵 [RemoteControl] 音频会话配置成功") |
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} catch { |
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print("🎵 [RemoteControl] ⚠️ 音频会话配置失败: \(error)") |
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} |
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} |
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print("🎵 [RemoteControl] ✅ 远程控制中心设置完成") |
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print("🎵 [MusicService] ✅ 远程控制中心设置完成") |
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} |
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} |
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// MARK: - 媒体信息更新 |
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private func updateNowPlayingInfo(song: [String: Any]) { |
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private func updateNowPlayingInfo(song: [String: Any]) { |
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var nowPlayingInfo = [String: Any]() |
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let title = song["title"] as? String ?? song["name"] as? String ?? "未知标题" |
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let artist = song["artist"] as? String ?? song["sgener"] as? String ?? "未知歌手" |
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let coverUrl = song["coverUrl"] as? String ?? song["image"] as? String ?? "" |
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// 设置歌曲信息 |
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var nowPlayingInfo: [String: Any] = [ |
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nowPlayingInfo[MPMediaItemPropertyTitle] = song["name"] as? String ?? "未知歌曲" |
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MPMediaItemPropertyTitle: title, |
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nowPlayingInfo[MPMediaItemPropertyArtist] = song["singer"] as? String ?? "未知歌手" |
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MPMediaItemPropertyArtist: artist |
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] |
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// 设置专辑信息（如果有的话） |
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if let album = song["album"] as? String, !album.isEmpty { |
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nowPlayingInfo[MPMediaItemPropertyAlbumTitle] = album |
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} |
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// 设置播放时间信息 |
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if let player = player, let currentItem = player.currentItem { |
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let currentTime = CMTimeGetSeconds(player.currentTime()) |
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let duration = CMTimeGetSeconds(currentItem.duration) |
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if !currentTime.isNaN && !currentTime.isInfinite { |
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nowPlayingInfo[MPNowPlayingInfoPropertyElapsedPlaybackTime] = currentTime |
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} |
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if !duration.isNaN && !duration.isInfinite && duration > 0 { |
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// 异步加载封面图片 |
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nowPlayingInfo[MPMediaItemPropertyPlaybackDuration] = duration |
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if !coverUrl.isEmpty, let url = URL(string: coverUrl) { |
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DispatchQueue.global(qos: .background).async { |
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if let data = try? Data(contentsOf: url), |
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let image = UIImage(data: data) { |
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DispatchQueue.main.async { |
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nowPlayingInfo[MPMediaItemPropertyArtwork] = MPMediaItemArtwork(boundsSize: image.size) { _ in image } |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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} |
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} else { |
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DispatchQueue.main.async { |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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} |
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} |
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} |
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} |
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} |
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} else { |
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// 设置播放速率 |
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nowPlayingInfo[MPNowPlayingInfoPropertyPlaybackRate] = isPlaying ? 1.0 : 0.0 |
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// 设置媒体类型为音频 |
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nowPlayingInfo[MPMediaItemPropertyMediaType] = MPMediaType.music.rawValue |
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// 强制更新媒体信息 |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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// 确保在主线程上再次设置，解决某些iOS版本的兼容性问题 |
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DispatchQueue.main.async { |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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} |
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} |
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print("🎵 [MediaInfo] ✅ 已更新媒体信息: \(song["name"] as? String ?? "未知")") |
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print("🎵 [MediaInfo] 📱 播放状态: \(isPlaying ? "播放中" : "暂停")") |
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} |
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} |
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private func updatePlaybackState() { |
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private func updatePlaybackState() { |
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guard let flutterChannel = flutterChannel else { return } |
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// iOS manages playback state automatically, but you can update NowPlayingInfo if needed |
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let progressInfo = getProgress() |
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flutterChannel.invokeMethod("onPlaybackStateChanged", arguments: [ |
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"isPlaying": isPlaying, |
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"currentPosition": progressInfo["currentPosition"] ?? 0, |
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"duration": progressInfo["duration"] ?? 0, |
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"progress": progressInfo["progress"] ?? 0.0 |
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]) |
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} |
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} |
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// MARK: - 新增媒体会话功能 |
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/// 更新媒体会话进度信息 |
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public func updateMediaSessionProgress(currentPosition: Int, duration: Int, progress: Float) { |
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public func updateMediaSessionProgress(currentPosition: Int, duration: Int, progress: Float) { |
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guard let flutterChannel = flutterChannel else { return } |
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var nowPlayingInfo = MPNowPlayingInfoCenter.default().nowPlayingInfo ?? [:] |
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flutterChannel.invokeMethod("onProgressChanged", arguments: [ |
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// 更新播放时长和当前位置 |
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"currentPosition": currentPosition, |
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nowPlayingInfo[MPMediaItemPropertyPlaybackDuration] = Double(duration) / 1000.0 |
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"duration": duration, |
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nowPlayingInfo[MPNowPlayingInfoPropertyElapsedPlaybackTime] = Double(currentPosition) / 1000.0 |
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"progress": progress |
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nowPlayingInfo[MPNowPlayingInfoPropertyPlaybackRate] = isPlaying ? 1.0 : 0.0 |
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]) |
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// 确保在主线程更新 |
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DispatchQueue.main.async { |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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print("🎵 [MusicService] ✅ 媒体会话进度已更新: \(currentPosition/1000)s/\(duration/1000)s") |
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} |
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} |
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} |
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/// 启用媒体会话回调 |
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public func enableMediaSessionCallbacks(channel: FlutterMethodChannel) { |
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public func enableMediaSessionCallbacks(channel: FlutterMethodChannel) { |
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self.flutterChannel = channel |
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flutterChannel = channel |
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setupEnhancedRemoteCommandCenter() |
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startProgressTimer() |
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print("媒体会话回调已启用") |
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print("媒体会话回调已启用") |
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} |
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} |
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/// 更新媒体会话元数据 |
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public func updateMediaSessionMetadata(song: [String: Any]) { |
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public func updateMediaSessionMetadata(song: [String: Any]) { |
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guard let flutterChannel = flutterChannel else { return } |
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let title = song["title"] as? String ?? song["name"] as? String ?? "未知标题" |
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let artist = song["artist"] as? String ?? song["sgener"] as? String ?? "未知歌手" |
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// 构建媒体元数据 |
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let coverUrl = song["coverUrl"] as? String ?? song["image"] as? String ?? "" |
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var metadata: [String: Any] = [:] |
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// 基本信息 |
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// 更新当前歌曲ID |
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if let id = song["id"] { |
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if let id = song["id"] as? NSNumber { |
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metadata["id"] = id |
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currentIdInternal = id.int64Value |
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} |
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if let name = song["name"] as? String { |
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metadata["title"] = name |
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} |
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if let singer = song["singer"] as? String { |
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metadata["artist"] = singer |
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} |
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if let image = song["image"] as? String { |
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metadata["artUri"] = image |
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} |
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} |
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// 播放状态 |
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print("updateMediaSessionMetadata currentIdInternal: \(currentIdInternal ?? 0)") |
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metadata["isPlaying"] = isPlaying |
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// 进度信息 |
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var nowPlayingInfo: [String: Any] = [ |
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let progressInfo = getProgress() |
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MPMediaItemPropertyTitle: title, |
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metadata["currentPosition"] = progressInfo["currentPosition"] ?? 0 |
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MPMediaItemPropertyArtist: artist |
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metadata["duration"] = progressInfo["duration"] ?? 0 |
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] |
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metadata["progress"] = progressInfo["progress"] ?? 0.0 |
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// 异步加载封面图片 |
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if !coverUrl.isEmpty, let url = URL(string: coverUrl) { |
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print("开始加载封面图片: \(coverUrl)") |
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DispatchQueue.global(qos: .background).async { |
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// 创建带超时的URLRequest |
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var request = URLRequest(url: url) |
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request.timeoutInterval = 10.0 |
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// 播放列表信息 |
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URLSession.shared.dataTask(with: request) { data, response, error in |
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metadata["playlistSize"] = playlist.count |
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if let error = error { |
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metadata["currentIndex"] = currentIndex |
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print("图片加载失败: \(error.localizedDescription)") |
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DispatchQueue.main.async { |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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} |
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return |
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} |
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// 能力标志 |
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guard let data = data, let image = UIImage(data: data) else { |
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metadata["canSkipToNext"] = currentIndex < playlist.count - 1 |
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print("图片数据无效或格式不支持") |
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metadata["canSkipToPrevious"] = currentIndex > 0 |
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DispatchQueue.main.async { |
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metadata["canSeek"] = true |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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} |
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return |
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} |
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flutterChannel.invokeMethod("onMetadataChanged", arguments: metadata) |
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print("图片加载成功") |
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DispatchQueue.main.async { |
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nowPlayingInfo[MPMediaItemPropertyArtwork] = MPMediaItemArtwork(boundsSize: image.size) { _ in image } |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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} |
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}.resume() |
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} |
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} else { |
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print("封面图片URL为空") |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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} |
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print("已更新媒体元数据: \(metadata)") |
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print("媒体会话元数据已更新: \(title) - \(artist)") |
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} |
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} |
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/// 更新媒体会话播放状态 |
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public func updateMediaSessionPlaybackState(isPlaying: Bool) { |
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public func updateMediaSessionPlaybackState(isPlaying: Bool) { |
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guard let flutterChannel = flutterChannel else { return } |
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self.isPlaying = isPlaying |
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let progressInfo = getProgress() |
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// 确保在主线程更新 |
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DispatchQueue.main.async { |
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var nowPlayingInfo = MPNowPlayingInfoCenter.default().nowPlayingInfo ?? [:] |
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nowPlayingInfo[MPNowPlayingInfoPropertyPlaybackRate] = isPlaying ? 1.0 : 0.0 |
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
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let playbackState: [String: Any] = [ |
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print("🎵 [MusicService] ✅ 媒体会话播放状态已更新: \(isPlaying ? "播放中" : "已暂停")") |
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"isPlaying": isPlaying, |
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} |
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"currentPosition": progressInfo["currentPosition"] ?? 0, |
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"duration": progressInfo["duration"] ?? 0, |
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"progress": progressInfo["progress"] ?? 0.0, |
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"playbackSpeed": isPlaying ? 1.0 : 0.0 |
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] |
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flutterChannel.invokeMethod("onPlaybackStateChanged", arguments: playbackState) |
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if isPlaying { |
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startProgressTimer() |
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} else { |
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stopProgressTimer() |
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} |
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print("已更新播放状态: isPlaying=\(isPlaying)") |
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print("媒体会话播放状态已更新: \(isPlaying)") |
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} |
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} |
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/// 设置增强的远程控制中心 |
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private func setupEnhancedRemoteCommandCenter() { |
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private func setupEnhancedRemoteCommandCenter() { |
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let commandCenter = MPRemoteCommandCenter.shared() |
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let commandCenter = MPRemoteCommandCenter.shared() |
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@ -851,54 +785,54 @@ public class MusicService: NSObject { |
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// 播放命令 |
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// 播放命令 |
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commandCenter.playCommand.addTarget { [weak self] _ in |
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commandCenter.playCommand.addTarget { [weak self] _ in |
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print("远程控制: 播放") |
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self?.resume() |
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self?.resume() |
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self?.flutterChannel?.invokeMethod("onMediaSessionPlay", arguments: nil) |
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return .success |
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return .success |
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} |
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} |
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// 暂停命令 |
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// 暂停命令 |
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commandCenter.pauseCommand.addTarget { [weak self] _ in |
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commandCenter.pauseCommand.addTarget { [weak self] _ in |
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print("远程控制: 暂停") |
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self?.pause() |
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self?.pause() |
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self?.flutterChannel?.invokeMethod("onMediaSessionPause", arguments: nil) |
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return .success |
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return .success |
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} |
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} |
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// 下一首命令 |
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// 下一曲命令 |
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commandCenter.nextTrackCommand.addTarget { [weak self] _ in |
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commandCenter.nextTrackCommand.addTarget { [weak self] _ in |
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print("远程控制: 下一首") |
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self?.next() |
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self?.playNext() |
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self?.flutterChannel?.invokeMethod("onMediaSessionNext", arguments: nil) |
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return .success |
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return .success |
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} |
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} |
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// 上一首命令 |
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// 上一曲命令 |
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commandCenter.previousTrackCommand.addTarget { [weak self] _ in |
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commandCenter.previousTrackCommand.addTarget { [weak self] _ in |
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print("远程控制: 上一首") |
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self?.previous() |
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self?.playPrevious() |
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self?.flutterChannel?.invokeMethod("onMediaSessionPrevious", arguments: nil) |
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return .success |
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return .success |
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} |
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} |
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|
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// 进度调整命令 |
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// 跳转命令 - 关键升级点 |
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|
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commandCenter.changePlaybackPositionCommand.isEnabled = true |
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commandCenter.changePlaybackPositionCommand.addTarget { [weak self] event in |
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commandCenter.changePlaybackPositionCommand.addTarget { [weak self] event in |
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if let positionEvent = event as? MPChangePlaybackPositionCommandEvent { |
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if let event = event as? MPChangePlaybackPositionCommandEvent { |
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let positionMs = Int(positionEvent.positionTime * 1000) |
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let positionMs = Int(event.positionTime * 1000) |
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print("远程控制: 跳转到 \(positionMs)ms") |
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self?.seekTo(positionMs: positionMs) |
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self?.seekTo(positionMs: positionMs) |
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|
return .success |
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return .success |
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} |
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|
} |
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|
return .commandFailed |
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return .commandFailed |
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|
} |
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|
} |
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|
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// 启用命令 |
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// 停止命令 |
|
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commandCenter.playCommand.isEnabled = true |
|
|
commandCenter.stopCommand.addTarget { [weak self] _ in |
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|
commandCenter.pauseCommand.isEnabled = true |
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|
self?.stop() |
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|
commandCenter.nextTrackCommand.isEnabled = playlist.count > 1 |
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|
self?.flutterChannel?.invokeMethod("onMediaSessionStop", arguments: nil) |
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|
commandCenter.previousTrackCommand.isEnabled = playlist.count > 1 |
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|
return .success |
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|
commandCenter.changePlaybackPositionCommand.isEnabled = true |
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|
} |
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|
|
print("增强远程控制中心设置完成") |
|
|
print("增强的远程控制中心已设置，支持进度条滑动") |
|
|
} |
|
|
} |
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|
|
// MARK: - 进度定时器 |
|
|
/// 启动进度定时器 |
|
|
private func startProgressTimer() { |
|
|
private func startProgressTimer() { |
|
|
stopProgressTimer() |
|
|
stopProgressTimer() |
|
|
progressTimer = Timer.scheduledTimer(withTimeInterval: 1.0, repeats: true) { [weak self] _ in |
|
|
progressTimer = Timer.scheduledTimer(withTimeInterval: 1.0, repeats: true) { [weak self] _ in |
|
|
@ -906,217 +840,169 @@ public class MusicService: NSObject { |
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|
} |
|
|
} |
|
|
} |
|
|
} |
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|
|
|
|
|
|
|
/// 停止进度定时器 |
|
|
private func stopProgressTimer() { |
|
|
private func stopProgressTimer() { |
|
|
progressTimer?.invalidate() |
|
|
progressTimer?.invalidate() |
|
|
progressTimer = nil |
|
|
progressTimer = nil |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
/// 更新进度信息 |
|
|
private func updateProgressInfo() { |
|
|
private func updateProgressInfo() { |
|
|
guard isPlaying, let player = player, let currentItem = player.currentItem else { |
|
|
guard let player = player, let currentItem = player.currentItem, isPlaying else { return } |
|
|
return |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
let currentTime = CMTimeGetSeconds(player.currentTime()) |
|
|
let currentTime = CMTimeGetSeconds(player.currentTime()) |
|
|
let duration = CMTimeGetSeconds(currentItem.duration) |
|
|
let duration = CMTimeGetSeconds(currentItem.duration) |
|
|
|
|
|
|
|
|
if !currentTime.isNaN && !currentTime.isInfinite && |
|
|
if !currentTime.isNaN && !currentTime.isInfinite && !duration.isNaN && !duration.isInfinite { |
|
|
!duration.isNaN && !duration.isInfinite && duration > 0 { |
|
|
// 更新系统媒体信息 - 关键升级点 |
|
|
|
|
|
updateSystemMediaInfo(currentTime: currentTime, duration: duration) |
|
|
|
|
|
|
|
|
|
|
|
// 通知Flutter层 |
|
|
let currentPosition = Int(currentTime * 1000) |
|
|
let currentPosition = Int(currentTime * 1000) |
|
|
let totalDuration = Int(duration * 1000) |
|
|
let totalDuration = Int(duration * 1000) |
|
|
let progress = Float(currentTime / duration) |
|
|
let progress = totalDuration > 0 ? Float(currentTime / duration) : 0.0 |
|
|
|
|
|
|
|
|
// 更新媒体会话进度 |
|
|
|
|
|
updateMediaSessionProgress(currentPosition: currentPosition, |
|
|
|
|
|
duration: totalDuration, |
|
|
|
|
|
progress: progress) |
|
|
|
|
|
|
|
|
|
|
|
// 更新系统媒体信息 |
|
|
flutterChannel?.invokeMethod("onMediaSessionProgress", arguments: [ |
|
|
updateSystemMediaInfo(currentTime: currentTime, duration: duration) |
|
|
"currentIdInternal": currentIdInternal ?? 0, |
|
|
|
|
|
"currentPosition": currentPosition, |
|
|
|
|
|
"duration": totalDuration, |
|
|
|
|
|
"progress": progress |
|
|
|
|
|
]) |
|
|
} |
|
|
} |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
/// 立即更新进度信息（用于seekTo后） |
|
|
private func updateProgressInfoImmediately() { |
|
|
private func updateProgressInfoImmediately() { |
|
|
guard let player = player, let currentItem = player.currentItem else { |
|
|
guard let player = player, let currentItem = player.currentItem else { return } |
|
|
return |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
let currentTime = CMTimeGetSeconds(player.currentTime()) |
|
|
let currentTime = CMTimeGetSeconds(player.currentTime()) |
|
|
let duration = CMTimeGetSeconds(currentItem.duration) |
|
|
let duration = CMTimeGetSeconds(currentItem.duration) |
|
|
|
|
|
|
|
|
updateSystemMediaInfo(currentTime: currentTime, duration: duration) |
|
|
if !currentTime.isNaN && !currentTime.isInfinite && !duration.isNaN && !duration.isInfinite { |
|
|
|
|
|
updateSystemMediaInfo(currentTime: currentTime, duration: duration) |
|
|
|
|
|
} |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
/// 更新系统媒体信息 |
|
|
private func updateSystemMediaInfo(currentTime: Double, duration: Double) { |
|
|
private func updateSystemMediaInfo(currentTime: Double, duration: Double) { |
|
|
var nowPlayingInfo = MPNowPlayingInfoCenter.default().nowPlayingInfo ?? [:] |
|
|
var nowPlayingInfo = MPNowPlayingInfoCenter.default().nowPlayingInfo ?? [:] |
|
|
|
|
|
nowPlayingInfo[MPNowPlayingInfoPropertyElapsedPlaybackTime] = currentTime |
|
|
if !currentTime.isNaN && !currentTime.isInfinite { |
|
|
nowPlayingInfo[MPMediaItemPropertyPlaybackDuration] = duration |
|
|
nowPlayingInfo[MPNowPlayingInfoPropertyElapsedPlaybackTime] = currentTime |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
if !duration.isNaN && !duration.isInfinite && duration > 0 { |
|
|
|
|
|
nowPlayingInfo[MPMediaItemPropertyPlaybackDuration] = duration |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
nowPlayingInfo[MPNowPlayingInfoPropertyPlaybackRate] = isPlaying ? 1.0 : 0.0 |
|
|
nowPlayingInfo[MPNowPlayingInfoPropertyPlaybackRate] = isPlaying ? 1.0 : 0.0 |
|
|
|
|
|
|
|
|
MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
|
|
MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
// MARK: - 播放器观察者 |
|
|
// MARK: - 播放完成处理 |
|
|
private func setupPlayerObservers() { |
|
|
private func setupPlayerObservers() { |
|
|
guard let player = player else { return } |
|
|
guard let player = player else { return } |
|
|
|
|
|
|
|
|
// 监听播放器状态 |
|
|
|
|
|
player.addObserver(self, forKeyPath: "timeControlStatus", options: [.new], context: nil) |
|
|
|
|
|
|
|
|
|
|
|
// 监听播放结束通知 |
|
|
|
|
|
NotificationCenter.default.addObserver( |
|
|
NotificationCenter.default.addObserver( |
|
|
self, |
|
|
forName: .AVPlayerItemDidPlayToEndTime, |
|
|
selector: #selector(playerDidFinishPlaying), |
|
|
object: player.currentItem, |
|
|
name: .AVPlayerItemDidPlayToEndTime, |
|
|
queue: .main |
|
|
object: player.currentItem |
|
|
) { [weak self] _ in |
|
|
) |
|
|
self?.stopProgressTimer() |
|
|
|
|
|
self?.playNextOrStop() |
|
|
|
|
|
} |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
// MARK: - 播放项观察者设置 |
|
|
private func setupPlayerItemObservers(playerItem: AVPlayerItem, song: [String: Any]) { |
|
|
private func setupPlayerItemObservers(playerItem: AVPlayerItem, song: [String: Any]) { |
|
|
|
|
|
// 移除之前的观察者 |
|
|
|
|
|
NotificationCenter.default.removeObserver(self, name: .AVPlayerItemDidPlayToEndTime, object: nil) |
|
|
|
|
|
NotificationCenter.default.removeObserver(self, name: .AVPlayerItemFailedToPlayToEndTime, object: nil) |
|
|
|
|
|
|
|
|
// 监听播放项状态 |
|
|
// 监听播放项状态 |
|
|
playerItem.addObserver(self, forKeyPath: "status", options: [.new], context: nil) |
|
|
playerItem.addObserver(self, forKeyPath: "status", options: [.new, .initial], context: nil) |
|
|
|
|
|
playerItem.addObserver(self, forKeyPath: "duration", options: [.new], context: nil) |
|
|
|
|
|
playerItem.addObserver(self, forKeyPath: "loadedTimeRanges", options: [.new], context: nil) |
|
|
|
|
|
|
|
|
// 监听缓冲状态 |
|
|
// 播放完成通知 |
|
|
playerItem.addObserver(self, forKeyPath: "playbackBufferEmpty", options: [.new], context: nil) |
|
|
NotificationCenter.default.addObserver( |
|
|
playerItem.addObserver(self, forKeyPath: "playbackLikelyToKeepUp", options: [.new], context: nil) |
|
|
forName: .AVPlayerItemDidPlayToEndTime, |
|
|
} |
|
|
object: playerItem, |
|
|
|
|
|
queue: .main |
|
|
|
|
|
) { [weak self] _ in |
|
|
|
|
|
print("歌曲播放完成") |
|
|
|
|
|
self?.stopProgressTimer() |
|
|
|
|
|
self?.playNextOrStop() |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
@objc private func playerDidFinishPlaying() { |
|
|
// 播放失败通知 |
|
|
print("歌曲播放完成") |
|
|
NotificationCenter.default.addObserver( |
|
|
isPlaying = false |
|
|
forName: .AVPlayerItemFailedToPlayToEndTime, |
|
|
updatePlaybackState() |
|
|
object: playerItem, |
|
|
updateMediaSessionPlaybackState(isPlaying: false) |
|
|
queue: .main |
|
|
stopProgressTimer() |
|
|
) { [weak self] notification in |
|
|
|
|
|
print("播放失败: \(notification)") |
|
|
|
|
|
self?.isPlaying = false |
|
|
|
|
|
self?.updateMediaSessionPlaybackState(isPlaying: false) |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
// 自动播放下一首或停止 |
|
|
// 存储歌曲信息，用于状态变化时更新 |
|
|
playNextOrStop() |
|
|
objc_setAssociatedObject(playerItem, "songInfo", song, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
// MARK: - KVO 观察者 |
|
|
// MARK: - KVO 观察者 |
|
|
override public func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) { |
|
|
override public func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) { |
|
|
guard let keyPath = keyPath else { return } |
|
|
guard let playerItem = object as? AVPlayerItem else { return } |
|
|
|
|
|
|
|
|
switch keyPath { |
|
|
switch keyPath { |
|
|
case "status": |
|
|
case "status": |
|
|
if let playerItem = object as? AVPlayerItem { |
|
|
switch playerItem.status { |
|
|
switch playerItem.status { |
|
|
case .readyToPlay: |
|
|
case .readyToPlay: |
|
|
print("播放项准备就绪，开始播放") |
|
|
print("🎵 [Player] 播放器准备就绪，开始播放") |
|
|
|
|
|
player?.play() |
|
|
|
|
|
isPlaying = true |
|
|
|
|
|
updatePlaybackState() |
|
|
|
|
|
updateMediaSessionPlaybackState(isPlaying: true) |
|
|
|
|
|
startProgressTimer() |
|
|
|
|
|
|
|
|
|
|
|
// 强制更新媒体信息，确保通知栏显示 |
|
|
|
|
|
if let currentSong = playlist.isEmpty ? nil : playlist[currentIndex] { |
|
|
|
|
|
updateNowPlayingInfo(song: currentSong) |
|
|
|
|
|
updateMediaSessionMetadata(song: currentSong) |
|
|
|
|
|
print("🎵 [Player] ✅ 播放开始时已更新媒体信息") |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
// 再次确保远程控制激活 |
|
|
|
|
|
DispatchQueue.main.async { |
|
|
|
|
|
UIApplication.shared.beginReceivingRemoteControlEvents() |
|
|
|
|
|
print("🎵 [Player] ✅ 远程控制事件接收已重新激活") |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
case .failed: |
|
|
|
|
|
print("播放器加载失败: \(playerItem.error?.localizedDescription ?? "未知错误")") |
|
|
|
|
|
isPlaying = false |
|
|
|
|
|
updatePlaybackState() |
|
|
|
|
|
updateMediaSessionPlaybackState(isPlaying: false) |
|
|
|
|
|
|
|
|
|
|
|
case .unknown: |
|
|
// 获取关联的歌曲信息 |
|
|
print("播放器状态未知") |
|
|
if let song = objc_getAssociatedObject(playerItem, "songInfo") as? [String: Any] { |
|
|
|
|
|
updateNowPlayingInfo(song: song) |
|
|
@unknown default: |
|
|
|
|
|
break |
|
|
|
|
|
} |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
case "timeControlStatus": |
|
|
// 开始播放 |
|
|
if let player = object as? AVPlayer { |
|
|
player?.play() |
|
|
switch player.timeControlStatus { |
|
|
isPlaying = true |
|
|
case .playing: |
|
|
updateMediaSessionPlaybackState(isPlaying: true) |
|
|
print("播放器正在播放") |
|
|
startProgressTimer() |
|
|
if !isPlaying { |
|
|
|
|
|
isPlaying = true |
|
|
|
|
|
updatePlaybackState() |
|
|
|
|
|
updateMediaSessionPlaybackState(isPlaying: true) |
|
|
|
|
|
startProgressTimer() |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
case .paused: |
|
|
case .failed: |
|
|
print("播放器已暂停") |
|
|
print("播放项加载失败: \(playerItem.error?.localizedDescription ?? "未知错误")") |
|
|
if isPlaying { |
|
|
isPlaying = false |
|
|
isPlaying = false |
|
|
updateMediaSessionPlaybackState(isPlaying: false) |
|
|
updatePlaybackState() |
|
|
|
|
|
updateMediaSessionPlaybackState(isPlaying: false) |
|
|
|
|
|
stopProgressTimer() |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
case .waitingToPlayAtSpecifiedRate: |
|
|
case .unknown: |
|
|
print("播放器等待缓冲") |
|
|
print("播放项状态未知") |
|
|
|
|
|
|
|
|
@unknown default: |
|
|
@unknown default: |
|
|
break |
|
|
break |
|
|
} |
|
|
|
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
case "playbackBufferEmpty": |
|
|
case "duration": |
|
|
print("播放缓冲区为空") |
|
|
let duration = CMTimeGetSeconds(playerItem.duration) |
|
|
|
|
|
if !duration.isNaN && !duration.isInfinite && duration > 0 { |
|
|
case "playbackLikelyToKeepUp": |
|
|
print("获取到音频时长: \(duration) 秒") |
|
|
if let playerItem = object as? AVPlayerItem, playerItem.isPlaybackLikelyToKeepUp { |
|
|
// 更新系统媒体信息 |
|
|
print("播放缓冲充足，可以继续播放") |
|
|
updateProgressInfoImmediately() |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
default: |
|
|
case "loadedTimeRanges": |
|
|
super.observeValue(forKeyPath: keyPath, of: object, change: change, context: context) |
|
|
if let timeRange = playerItem.loadedTimeRanges.first?.timeRangeValue { |
|
|
} |
|
|
let loadedDuration = CMTimeGetSeconds(CMTimeAdd(timeRange.start, timeRange.duration)) |
|
|
} |
|
|
let totalDuration = CMTimeGetSeconds(playerItem.duration) |
|
|
|
|
|
if !totalDuration.isNaN && !totalDuration.isInfinite && totalDuration > 0 { |
|
|
// MARK: - 音频中断处理 |
|
|
let loadedPercentage = loadedDuration / totalDuration * 100 |
|
|
@objc private func handleAudioInterruption(_ notification: Notification) { |
|
|
print("缓冲进度: \(String(format: "%.1f", loadedPercentage))%") |
|
|
print("🎵 [MusicService] 收到系统音频中断通知") |
|
|
} |
|
|
|
|
|
|
|
|
guard let info = notification.userInfo, |
|
|
|
|
|
let typeValue = info[AVAudioSessionInterruptionTypeKey] as? UInt, |
|
|
|
|
|
let type = AVAudioSession.InterruptionType(rawValue: typeValue) else { |
|
|
|
|
|
print("🎵 [MusicService] 无法解析中断通知信息") |
|
|
|
|
|
return |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
switch type { |
|
|
|
|
|
case .began: |
|
|
|
|
|
print("🎵 [MusicService] 系统音频中断开始 - 当前播放状态: \(isPlaying)") |
|
|
|
|
|
// 记录中断发生时是否在播放，并暂停 |
|
|
|
|
|
interruptedDuringPlayback = isPlaying |
|
|
|
|
|
if isPlaying { |
|
|
|
|
|
pause() |
|
|
|
|
|
print("🎵 [MusicService] 已暂停音乐播放") |
|
|
|
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
case .ended: |
|
|
default: |
|
|
print("🎵 [MusicService] 系统音频中断结束 - 等待AudioSessionHub处理") |
|
|
|
|
|
// 系统中断结束时不立即处理，等待AudioSessionHub的通知 |
|
|
|
|
|
|
|
|
|
|
|
@unknown default: |
|
|
|
|
|
print("🎵 [MusicService] 未知的中断类型: \(typeValue)") |
|
|
|
|
|
break |
|
|
break |
|
|
} |
|
|
} |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
// 处理AudioSessionHub发送的中断开始通知 |
|
|
// 处理AudioSessionHub发送的中断开始通知 |
|
|
@objc private func handleAudioSessionHubInterruption(_ notification: Notification) { |
|
|
@objc private func handleAudioSessionHubInterruption(_ notification: Notification) { |
|
|
|
|
|
interruptedDuringPlayback = isPlaying |
|
|
|
|
|
pause() |
|
|
print("🎵 [MusicService] 收到AudioSessionHub中断开始通知") |
|
|
print("🎵 [MusicService] 收到AudioSessionHub中断开始通知") |
|
|
// AudioSessionHub已经处理了中断开始，我们这里可以做额外的处理 |
|
|
// AudioSessionHub已经处理了中断开始，我们这里可以做额外的处理 |
|
|
} |
|
|
} |
|
|
@ -1146,9 +1032,9 @@ public class MusicService: NSObject { |
|
|
|
|
|
|
|
|
do { |
|
|
do { |
|
|
// 设置音频会话为播放模式 |
|
|
// 设置音频会话为播放模式 |
|
|
let audioSession = AVAudioSession.sharedInstance() |
|
|
// let audioSession = AVAudioSession.sharedInstance() |
|
|
try audioSession.setCategory(.playback, mode: .default, options: [.mixWithOthers]) |
|
|
// try audioSession.setCategory(.playback, mode: .default, options: [.mixWithOthers]) |
|
|
try audioSession.setActive(true, options: []) |
|
|
// try audioSession.setActive(true, options: []) |
|
|
print("🎵 [MusicService] 音频会话已设置为播放模式") |
|
|
print("🎵 [MusicService] 音频会话已设置为播放模式") |
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// 恢复播放 |
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// 恢复播放 |
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@ -1187,9 +1073,9 @@ public class MusicService: NSObject { |
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do { |
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do { |
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// 设置音频会话为播放模式 |
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// 设置音频会话为播放模式 |
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let audioSession = AVAudioSession.sharedInstance() |
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// let audioSession = AVAudioSession.sharedInstance() |
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try audioSession.setCategory(.playback, mode: .default, options: [.mixWithOthers]) |
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// try audioSession.setCategory(.playback, mode: .default, options: [.mixWithOthers]) |
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try audioSession.setActive(true, options: []) |
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// try audioSession.setActive(true, options: []) |
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print("🎵 [MusicService] 音频会话已设置为播放模式") |
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print("🎵 [MusicService] 音频会话已设置为播放模式") |
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// 恢复播放 |
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// 恢复播放 |
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@ -1211,12 +1097,6 @@ public class MusicService: NSObject { |
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} |
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} |
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deinit { |
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deinit { |
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NotificationCenter.default.removeObserver( |
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self, |
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name: AVAudioSession.interruptionNotification, |
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object: nil |
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) |
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NotificationCenter.default.removeObserver( |
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NotificationCenter.default.removeObserver( |
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self, |
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self, |
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name: NSNotification.Name("AudioSessionInterruptionBegan"), |
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name: NSNotification.Name("AudioSessionInterruptionBegan"), |
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tanlongsheng
1 year ago