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播放逻辑修改

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rang 2025-12-08 23:46:43 +08:00
parent 420438c0df
commit 50a27fdf67
33 changed files with 788 additions and 761 deletions
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23
lib/shared/audio_player.dart
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@ -20,15 +20,15 @@ final _logger = Logger('AbsAudioPlayer');
abstract class AbsAudioPlayer {
final _mediaItemController = BehaviorSubject<MediaItem?>.seeded(null);
final playerStateSubject =
BehaviorSubject.seeded(PlayerState(false, ProcessingState.idle));
BehaviorSubject.seeded(AbsPlayerState(false, AbsProcessingState.idle));
final _bookStreamController = BehaviorSubject<BookExpanded?>.seeded(null);
final _chapterStreamController = BehaviorSubject<BookChapter?>.seeded(null);
BookExpanded? get book => _bookStreamController.nvalue;
BookChapter? get currentChapter => _chapterStreamController.nvalue;
PlayerState get playerState => playerStateSubject.value;
AbsPlayerState get playerState => playerStateSubject.value;
Stream<MediaItem?> get mediaItemStream => _mediaItemController.stream;
Stream<PlayerState> get playerStateStream => playerStateSubject.stream;
Stream<AbsPlayerState> get playerStateStream => playerStateSubject.stream;
Future<void> load(
BookExpanded book, {
@ -71,7 +71,7 @@ abstract class AbsAudioPlayer {
baseUrl: baseUrl, token: token),
)
.toList();
setPlayList(playlist, index: indexTrack, position: positionInTrack);
await setPlayList(playlist, index: indexTrack, position: positionInTrack);
}
Future<void> setPlayList(
@ -138,6 +138,7 @@ abstract class AbsAudioPlayer {
await seekInBook(chapter.start + offset);
}
bool get playing => playerState.playing;
Stream<bool> get playingStream;
Stream<BookExpanded?> get bookStream => _bookStreamController.stream;
Stream<BookChapter?> get chapterStream => _chapterStreamController.stream;
@ -185,7 +186,7 @@ abstract class AbsAudioPlayer {
}
/// Enumerates the different processing states of a player.
enum ProcessingState {
enum AbsProcessingState {
/// The player has not loaded an [AudioSource].
idle,
@ -206,15 +207,15 @@ enum ProcessingState {
/// orthogonally, and so if [processingState] is [ProcessingState.buffering],
/// you can check [playing] to determine whether the buffering occurred while
/// the player was playing or while the player was paused.
class PlayerState {
class AbsPlayerState {
/// Whether the player will play when [processingState] is
/// [ProcessingState.ready].
final bool playing;
/// The current processing state of the player.
final ProcessingState processingState;
final AbsProcessingState processingState;
PlayerState(this.playing, this.processingState);
AbsPlayerState(this.playing, this.processingState);
@override
String toString() => 'playing=$playing,processingState=$processingState';
@ -229,11 +230,11 @@ class PlayerState {
other.playing == playing &&
other.processingState == processingState;
PlayerState copyWith({
AbsPlayerState copyWith({
bool? playing,
ProcessingState? processingState,
AbsProcessingState? processingState,
}) {
return PlayerState(
return AbsPlayerState(
playing ?? this.playing,
processingState ?? this.processingState,
);