mirror of
https://github.com/Dr-Blank/Vaani.git
synced 2026-02-16 14:29:35 +00:00
修改播放列表,改为单章播放
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rang
parent
e44144b229
commit
ab3d5f7e02
3 changed files with 109 additions and 62 deletions
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@ -8,6 +8,7 @@ import 'package:just_audio/just_audio.dart';
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import 'package:just_audio_background/just_audio_background.dart';
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import 'package:logging/logging.dart';
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import 'package:shelfsdk/audiobookshelf_api.dart';
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import 'package:vaani/features/per_book_settings/providers/book_settings_provider.dart';
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import 'package:vaani/settings/app_settings_provider.dart';
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import 'package:vaani/settings/models/app_settings.dart';
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import 'package:vaani/shared/extensions/model_conversions.dart';
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@ -51,18 +52,7 @@ class AudiobookPlayer extends AudioPlayer {
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AudiobookPlayer(this.token, this.baseUrl) : super() {
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// set the source of the player to the first track in the book
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_logger.config('Setting up audiobook player');
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// currentIndexStream.listen((index) {
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// print('播放器已切换到第 $index 首曲目');
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// skip = true;
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// });
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// positionStream.listen((position) {
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// if (skip != null && skip! && position.inSeconds < 20) {
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// super.seek(Duration(seconds: 20));
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// print('播放 $position');
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// }
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// });
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}
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bool? skip;
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/// the [BookExpanded] being played
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BookExpanded? _book;
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@ -82,10 +72,11 @@ class AudiobookPlayer extends AudioPlayer {
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final Uri baseUrl;
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// the current index of the audio file in the [book]
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// final int _currentIndex = 0;
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int _currentIndex = 0;
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// available audio tracks
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int? get availableTracks => _book?.tracks.length;
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List<Uri>? downloadedUris;
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/// sets the current [AudioTrack] as the source of the player
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Future<void> setSourceAudiobook(
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@ -99,7 +90,7 @@ class AudiobookPlayer extends AudioPlayer {
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_logger.finer(
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'Initial position: $initialPosition, Downloaded URIs: $downloadedUris',
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);
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final appSettings = loadOrCreateAppSettings();
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// final appSettings = loadOrCreateAppSettings();
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if (book == null) {
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_book = null;
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_logger.info('Book is null, stopping player');
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@ -124,41 +115,75 @@ class AudiobookPlayer extends AudioPlayer {
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// after subtracting the duration of all the previous tracks
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// initialPosition ;
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final trackToPlay = getTrackToPlay(book, initialPosition ?? Duration.zero);
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final initialIndex = book.tracks.indexOf(trackToPlay);
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final initialPositionInTrack =
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initialPosition != null ? initialPosition - trackToPlay.startOffset : null;
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await setAudioSourceTrack(initialIndex, initialPosition: initialPositionInTrack);
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// _logger.finer('Setting audioSource');
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// await setAudioSource(
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// preload: preload,
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// initialIndex: initialIndex,
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// initialPosition: initialPositionInTrack,
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// ConcatenatingAudioSource(
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// useLazyPreparation: true,
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// children: book.tracks.map((track) {
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// final retrievedUri = _getUri(track, downloadedUris, baseUrl: baseUrl, token: token);
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// _logger.fine(
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// 'Setting source for track: ${track.title}, URI: ${retrievedUri.obfuscate()}',
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// );
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// return AudioSource.uri(
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// retrievedUri,
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// tag: MediaItem(
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// // Specify a unique ID for each media item:
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// id: book.libraryItemId + track.index.toString(),
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// // Metadata to display in the notification:
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// title: appSettings.notificationSettings.primaryTitle.formatNotificationTitle(book),
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// album: appSettings.notificationSettings.secondaryTitle.formatNotificationTitle(book),
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// artUri: artworkUri ??
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// Uri.parse(
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// '$baseUrl/api/items/${book.libraryItemId}/cover?token=$token&width=800',
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// ),
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// ),
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// );
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// }).toList(),
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// ),
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// ).catchError((error) {
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// _logger.shout('Error in setting audio source: $error');
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// });
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}
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Future<void> setAudioSourceTrack(int index, {Duration? initialPosition}) async {
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if (_book == null) {
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return stop();
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}
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if (index == _currentIndex) {
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return;
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}
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AudioTrack track = _book!.tracks[index];
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final appSettings = loadOrCreateAppSettings();
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if (initialPosition == null || initialPosition <= Duration()) {
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initialPosition = readFromBoxOrCreate(_book!.libraryItemId).playerSettings.skipChapterStart;
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}
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final retrievedUri = _getUri(track, downloadedUris, baseUrl: baseUrl, token: token);
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_logger.finer('Setting audioSource');
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await setAudioSource(
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preload: preload,
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initialIndex: initialIndex,
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initialPosition: initialPositionInTrack,
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ConcatenatingAudioSource(
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useLazyPreparation: true,
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children: book.tracks.map((track) {
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final retrievedUri = _getUri(track, downloadedUris, baseUrl: baseUrl, token: token);
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_logger.fine(
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'Setting source for track: ${track.title}, URI: ${retrievedUri.obfuscate()}',
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);
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return AudioSource.uri(
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retrievedUri,
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tag: MediaItem(
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// Specify a unique ID for each media item:
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id: book.libraryItemId + track.index.toString(),
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// Metadata to display in the notification:
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title: appSettings.notificationSettings.primaryTitle.formatNotificationTitle(book),
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album: appSettings.notificationSettings.secondaryTitle.formatNotificationTitle(book),
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artUri: artworkUri ??
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Uri.parse(
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'$baseUrl/api/items/${book.libraryItemId}/cover?token=$token&width=800',
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),
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),
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);
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}).toList(),
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initialPosition: initialPosition,
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AudioSource.uri(
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retrievedUri,
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tag: MediaItem(
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// Specify a unique ID for each media item:
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id: '${book?.libraryItemId}${track.index}',
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// Metadata to display in the notification:
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title: appSettings.notificationSettings.primaryTitle.formatNotificationTitle(book!),
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album: appSettings.notificationSettings.secondaryTitle.formatNotificationTitle(book!),
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artUri: Uri.parse(
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'$baseUrl/api/items/${book?.libraryItemId}/cover?token=$token&width=800',
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),
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),
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),
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).catchError((error) {
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_logger.shout('Error in setting audio source: $error');
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});
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);
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}
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/// toggles the player between play and pause
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@ -235,6 +260,22 @@ class AudiobookPlayer extends AudioPlayer {
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}
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}
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@override
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Future<void> seekToNext() {
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if (_currentIndex >= availableTracks!) {
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return super.seek(duration);
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}
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return setAudioSourceTrack(_currentIndex++);
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}
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@override
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Future<void> seekToPrevious() {
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if (_currentIndex == 0) {
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return super.seek(Duration());
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}
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return setAudioSourceTrack(_currentIndex--);
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}
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/// seek backward to the previous chapter or the start of the current chapter
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void seekBackward() {
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final currentPlayingChapterIndex = _book!.chapters.indexOf(currentChapter!);
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@ -256,7 +297,8 @@ class AudiobookPlayer extends AudioPlayer {
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if (_book == null) {
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return Duration.zero;
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}
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return position + _book!.tracks[sequenceState!.currentIndex].startOffset;
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return position + _book!.tracks[_currentIndex].startOffset;
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// return position + _book!.tracks[sequenceState!.currentIndex].startOffset;
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}
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/// a convenience method to get the buffered position in the book instead of the current track position
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@ -264,7 +306,8 @@ class AudiobookPlayer extends AudioPlayer {
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if (_book == null) {
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return Duration.zero;
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}
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return bufferedPosition + _book!.tracks[sequenceState!.currentIndex].startOffset;
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return bufferedPosition + _book!.tracks[_currentIndex].startOffset;
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// return bufferedPosition + _book!.tracks[sequenceState!.currentIndex].startOffset;
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}
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/// streams to override to suit the book instead of the current track
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@ -277,7 +320,8 @@ class AudiobookPlayer extends AudioPlayer {
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if (_book == null) {
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return Duration.zero;
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}
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return position + _book!.tracks[sequenceState!.currentIndex].startOffset;
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return position + _book!.tracks[_currentIndex].startOffset;
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// return position + _book!.tracks[sequenceState!.currentIndex].startOffset;
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});
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}
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@ -286,7 +330,8 @@ class AudiobookPlayer extends AudioPlayer {
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if (_book == null) {
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return Duration.zero;
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}
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return position + _book!.tracks[sequenceState!.currentIndex].startOffset;
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return position + _book!.tracks[_currentIndex].startOffset;
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// return position + _book!.tracks[sequenceState!.currentIndex].startOffset;
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});
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}
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@ -302,7 +347,8 @@ class AudiobookPlayer extends AudioPlayer {
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if (_book == null) {
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return Duration.zero;
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}
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return position + _book!.tracks[sequenceState!.currentIndex].startOffset;
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return position + _book!.tracks[_currentIndex].startOffset;
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// return position + _book!.tracks[sequenceState!.currentIndex].startOffset;
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});
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}
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@ -13,18 +13,18 @@ class SkipStartEnd {
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// StreamController<PlaybackEvent>.broadcast();
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SkipStartEnd({required this.start, required this.end, required this.player}) : _index = 0 {
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if (start > Duration()) {
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_subscriptions.add(
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player.currentIndexStream.listen((index) {
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if (_index != index && player.position.inMilliseconds < 500) {
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Future.microtask(() {
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player.seek(start);
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});
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_index = index!;
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}
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}),
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);
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}
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// if (start > Duration()) {
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// _subscriptions.add(
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// player.currentIndexStream.listen((index) {
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// if (_index != index && player.position.inMilliseconds < 500) {
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// Future.microtask(() {
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// player.seek(start);
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// });
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// _index = index!;
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// }
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// }),
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// );
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// }
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if (end > Duration()) {
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_subscriptions.add(
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player.positionStream.distinct().listen((position) {
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@ -33,8 +33,9 @@ class SkipStartEnd {
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end.inMilliseconds) {
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throttler.call(() {
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print('跳过片尾');
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Future.microtask(() {
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throttler.call(player.seekToNext);
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Future.microtask(() async {
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await player.stop();
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player.seekToNext();
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});
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});
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}
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