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fix: 优化播放页面章节列表

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rang 2025-12-26 16:12:30 +08:00
parent 0a26871bb1
commit 612e8b3f50
7 changed files with 96 additions and 153 deletions
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113
lib/features/player/view/widgets/chapter_selection_button.dart
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@ -1,16 +1,16 @@
import 'package:flutter/material.dart';
import 'package:flutter_animate/flutter_animate.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:super_sliver_list/super_sliver_list.dart';
import 'package:vaani/features/player/providers/abs_provider.dart';
import 'package:vaani/features/player/view/player_expanded.dart'
show pendingPlayerModals;
import 'package:vaani/features/player/view/widgets/playing_indicator_icon.dart';
import 'package:vaani/generated/l10n.dart';
import 'package:vaani/globals.dart';
import 'package:vaani/shared/extensions/chapter.dart' show ChapterDuration;
import 'package:vaani/shared/extensions/duration_format.dart'
show DurationFormat;
import 'package:vaani/shared/hooks.dart' show useTimer;
import 'package:vaani/shared/hooks.dart' show useLayoutEffect;
class ChapterSelectionButton extends HookConsumerWidget {
const ChapterSelectionButton({
@ -53,77 +53,66 @@ class ChapterSelectionModal extends HookConsumerWidget {
@override
Widget build(BuildContext context, WidgetRef ref) {
final session = ref.watch(currentBookProvider);
final book = ref.watch(currentBookProvider);
final currentChapter = ref.watch(currentChapterProvider);
final currentChapterIndex = currentChapter?.id;
final chapterKey = GlobalKey();
scrollToCurrentChapter() async {
appLogger.fine('scrolling to chapter');
await Scrollable.ensureVisible(
chapterKey.currentContext!,
duration: 200.ms,
alignment: 0.5,
curve: Curves.easeInOut,
);
if (currentChapter == null || book == null) {
return SizedBox.shrink();
}
final initialIndex = book.chapters.indexOf(currentChapter);
final scrollController = useScrollController();
final listController = ListController();
useTimer(scrollToCurrentChapter, 100.ms);
// useInterval(scrollToCurrentChapter, 500.ms);
// 首次布局完成之后跳转到指定位置
useLayoutEffect(() {
listController.jumpToItem(
index: initialIndex,
scrollController: scrollController,
alignment: 0.5,
);
});
final theme = Theme.of(context);
return Column(
children: [
ListTile(
title: Text(
'${S.of(context).chapters} ${currentChapterIndex == null ? '' : ' (${currentChapterIndex + 1}/${session?.chapters.length})'}',
'${S.of(context).chapters} (${initialIndex + 1}/${book.chapters.length})',
),
),
// scroll to current chapter after opening the dialog
Expanded(
child: Scrollbar(
child: SingleChildScrollView(
primary: true,
child: session?.chapters == null
? Text(S.of(context).chapterNotFound)
: Column(
children: session!.chapters.map(
(chapter) {
final isCurrent = currentChapterIndex == chapter.id;
final isPlayed = currentChapterIndex != null &&
chapter.id < currentChapterIndex;
return ListTile(
autofocus: isCurrent,
iconColor: isPlayed && !isCurrent
? theme.disabledColor
: null,
title: Text(
chapter.title,
style: isPlayed && !isCurrent
? TextStyle(color: theme.disabledColor)
: null,
),
subtitle: Text(
'(${chapter.duration.smartBinaryFormat})',
style: isPlayed && !isCurrent
? TextStyle(color: theme.disabledColor)
: null,
),
trailing: isCurrent
? const PlayingIndicatorIcon()
: const Icon(Icons.play_arrow),
selected: isCurrent,
key: isCurrent ? chapterKey : null,
onTap: () {
Navigator.of(context).pop();
ref
.read(absPlayerProvider)
.switchChapter(chapter.id);
},
);
},
).toList(),
),
),
child: SuperListView.builder(
listController: listController,
controller: scrollController,
itemCount: book.chapters.length,
itemBuilder: (BuildContext context, int index) {
final chapter = book.chapters[index];
final isCurrent = currentChapter.id == chapter.id;
final isPlayed = index < initialIndex;
return ListTile(
autofocus: isCurrent,
iconColor: isPlayed && !isCurrent ? theme.disabledColor : null,
title: Text(
chapter.title,
style: isPlayed && !isCurrent
? TextStyle(color: theme.disabledColor)
: null,
),
subtitle: Text(
'(${chapter.duration.smartBinaryFormat})',
style: isPlayed && !isCurrent
? TextStyle(color: theme.disabledColor)
: null,
),
trailing: isCurrent
? const PlayingIndicatorIcon()
: const Icon(Icons.play_arrow),
selected: isCurrent,
onTap: () {
Navigator.of(context).pop();
ref.read(absPlayerProvider).switchChapter(chapter.id);
},
);
},
),
),
],