85 lines
1.7 KiB
Swift
85 lines
1.7 KiB
Swift
import Foundation
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enum PlaybackState: String {
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case idle
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case buffering
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case ready
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case ended
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}
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struct PlaybackSnapshot: Equatable {
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var mediaId: String?
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var positionMs: Int64 = 0
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var durationMs: Int64 = -1
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var bufferedPositionMs: Int64 = 0
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var isPlaying = false
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var state: PlaybackState = .idle
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var speed: Float = 1
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var sentenceIndex: Int?
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}
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struct PlayerConfig {
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var sentenceMode = true
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var defaultSeekStepMs: Int64 = 10_000
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var autoPlay = false
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var continuousPlayback = true
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var minPlaybackSpeed: Float = 0.5
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var maxPlaybackSpeed: Float = 2.0
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}
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enum LoopMode {
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case off
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case one
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case all
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}
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enum SwipeAction {
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case none
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case rewind
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case forward
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case previousSentence
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case nextSentence
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case previousSentenceOrRewind
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case nextSentenceOrForward
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}
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enum GestureKind {
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case singleTap
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case swipeLeft
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case swipeRight
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case longPressSpeed
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}
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enum SwipeBackResult {
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case restartedCurrent
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case movedPrevious
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case stayedAtFirst
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case rewound
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}
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enum BoundaryState: Equatable {
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case idle
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case loading(isLocal: Bool)
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case loaded(count: Int)
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case failed(message: String)
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}
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/// 云端视频必须先完成整文件下载；下载未完成前不允许创建可播放的 AVPlayerItem。
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enum VideoCacheState: Equatable {
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case notRequired
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case downloading
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case ready
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case failed(message: String)
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var statusMessage: String? {
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switch self {
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case .notRequired, .ready:
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return nil
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case .downloading:
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return "正在下载完整视频，下载完成后才能播放"
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case .failed(let message):
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return "视频缓存失败：\(message)"
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}
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}
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}
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