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完善新播放逻辑

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rang 2025-11-22 15:54:29 +08:00
parent eb1955e5e6
commit 114c9761fd
30 changed files with 658 additions and 683 deletions
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117
lib/features/skip_start_end/skip_start_end.dart
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@ -1,112 +1,48 @@
import 'dart:async';
import 'package:shelfsdk/audiobookshelf_api.dart';
import 'package:vaani/features/player/core/audiobook_player.dart';
import 'package:vaani/features/player/core/audiobook_player_session.dart';
import 'package:vaani/shared/extensions/chapter.dart';
import 'package:vaani/shared/utils/throttler.dart';
class SkipStartEnd {
final Duration start;
final Duration end;
final AudiobookPlayer player;
// 当前章节的id
int? chapterId;
// int _index;
final AbsAudioHandler player;
final List<StreamSubscription> _subscriptions = [];
final throttler = Throttler(delay: Duration(seconds: 3));
// final StreamController<PlaybackEvent> _playbackController =
// StreamController<PlaybackEvent>.broadcast();
final throttlerStart = Throttler(delay: Duration(seconds: 3));
final throttlerEnd = Throttler(delay: Duration(seconds: 3));
SkipStartEnd({
required this.start,
required this.end,
required this.player,
this.chapterId,
}) {
// if (start > Duration()) {
// _subscriptions.add(
// player.currentIndexStream.listen((index) {
// if (_index != index && player.position.inMilliseconds < 500) {
// Future.microtask(() {
// player.seek(start);
// });
// _index = index!;
// }
// }),
// );
// }
// if (end > Duration()) {
// _subscriptions.add(
// player.positionStream.distinct().listen((position) {
// if (player.duration != null &&
// player.duration!.inMilliseconds - player.position.inMilliseconds <
// end.inMilliseconds) {
// throttler.call(() {
// print('跳过片尾');
// Future.microtask(() async {
// await player.stop();
// player.seekToNext();
// });
// });
// }
// }),
// );
// }
if (start > Duration.zero || end > Duration.zero) {
if (start > Duration.zero) {
_subscriptions.add(
player.positionStream.listen((position) {
final chapter = player.currentChapter;
if (chapter == null) {
return;
}
if (chapter.id == chapterId) {
if (end > Duration.zero &&
chapter.duration - (player.positionInBook - chapter.start) <
end) {
throttler.call(() {
Future.microtask(() => skipEnd(chapter));
});
}
}
if (chapter.id != chapterId) {
if (start > Duration.zero &&
player.positionInBook - chapter.start < Duration(seconds: 1)) {
throttler.call(() {
Future.microtask(() => skipStart(chapter));
});
}
chapterId = chapter.id;
player.chapterStream.listen((chapter) {
if (chapter != null &&
player.positionInChapter < Duration(seconds: 1)) {
Future.microtask(
() => throttlerStart
.call(() => player.seekInBook(chapter.start + start)),
);
}
}),
);
}
}
void skipStart(BookChapter chapter) {
print('跳过片头');
final globalPosition = player.positionInBook;
if (globalPosition - chapter.start < Duration(seconds: 1)) {
player.seekInBook(chapter.start + start);
}
}
void skipEnd(chapter) {
print('跳过片尾');
final book = player.book;
if (book == null) {
return;
}
if (start > Duration.zero) {
final currentIndex = book.chapters.indexOf(chapter);
if (currentIndex < book.chapters.length - 1) {
final nextChapter = book.chapters[currentIndex + 1];
// 跳过片头+片尾
print('跳过片头+片尾');
player.skipToChapter(nextChapter.id, position: start);
}
} else {
player.seekToPrevious();
if (end > Duration.zero) {
_subscriptions.add(
player.positionStreamInChapter.listen((positionChapter) {
if (end >
(player.currentChapter?.duration ?? Duration.zero) -
positionChapter) {
Future.microtask(
() => throttlerEnd.call(() => player.skipToNext()),
);
}
}),
);
}
}
@ -115,7 +51,8 @@ class SkipStartEnd {
for (var sub in _subscriptions) {
sub.cancel();
}
throttler.dispose();
throttlerStart.dispose();
throttlerEnd.dispose();
// _playbackController.close();
}
}