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epub阅读添加搜索

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DelLevin-Home
2026-07-01 05:03:58 +08:00
parent 0af1af7f1a
commit d5bec0fe9b
7 changed files with 573 additions and 9 deletions
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104
lib/pages/epub_reader/epub_detail_page.dart
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@@ -6,6 +6,7 @@ import '../../utils/epub/reader_dao.dart';
import '../../utils/epub/epub_parser.dart';
import '../../utils/epub/reader_models.dart';
import '../../utils/book/book_dao.dart';
import '../../utils/book/book_excerpt_dao.dart';
import '../../models/data_models.dart';
import '../book/book_detail_page.dart';
import 'book_link_page.dart';
@@ -35,12 +36,17 @@ class _EpubDetailPageState extends State<EpubDetailPage> {
late Map<String, dynamic> _book;
EpubBookInfo? _bookInfo;
bool _descriptionExpanded = false;
Future<List<BookExcerpt>>? _excerptsFuture;
@override
void initState() {
super.initState();
_book = widget.book;
_loadBookInfo();
final linkedBookId = _book['book_id'] as String? ?? '';
if (linkedBookId.isNotEmpty) {
_excerptsFuture = BookExcerptDao().getExcerptsByBookId(linkedBookId);
}
}
Future<void> _loadBookInfo() async {
@@ -196,6 +202,16 @@ class _EpubDetailPageState extends State<EpubDetailPage> {
child: _buildLinkedBookCard(colors),
),
// ── 书籍摘抄（仅关联书籍时显示）──
if ((_book['book_id'] as String? ?? '').isNotEmpty) ...[
Divider(height: 0.5, thickness: 0.5, color: colors.outline),
_buildSectionHeader('书籍摘抄', colors),
Padding(
padding: const EdgeInsets.fromLTRB(16, 0, 16, 24),
child: _buildExcerptsList(colors),
),
],
// ── 其他作品（同作者）──
if (author.isNotEmpty) ...[
Divider(height: 0.5, thickness: 0.5, color: colors.outline),
@@ -343,6 +359,94 @@ class _EpubDetailPageState extends State<EpubDetailPage> {
);
}
Widget _buildExcerptsList(ColorScheme colors) {
if (_excerptsFuture == null) return const SizedBox.shrink();
return FutureBuilder<List<BookExcerpt>>(
future: _excerptsFuture,
builder: (context, snapshot) {
if (!snapshot.hasData || snapshot.data!.isEmpty) {
return Container(
padding: const EdgeInsets.symmetric(vertical: 20, horizontal: 16),
decoration: BoxDecoration(
color: colors.surfaceContainerHigh,
borderRadius: BorderRadius.circular(10),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(Icons.format_quote, size: 18, color: colors.onSurface.withValues(alpha: 0.2)),
const SizedBox(width: 8),
Text('暂无摘抄', style: TextStyle(fontSize: 13, color: colors.onSurface.withValues(alpha: 0.35))),
],
),
);
}
final excerpts = snapshot.data!;
final showCount = excerpts.length > 5 ? 5 : excerpts.length;
return Column(
children: [
for (int i = 0; i < showCount; i++)
Padding(
padding: EdgeInsets.only(bottom: i < showCount - 1 ? 8 : 0),
child: Container(
width: double.infinity,
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: colors.surfaceContainerHigh,
borderRadius: BorderRadius.circular(10),
),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Container(
width: 3,
height: 16,
margin: const EdgeInsets.only(top: 2, right: 10),
decoration: BoxDecoration(
color: colors.primary.withValues(alpha: 0.6),
borderRadius: BorderRadius.circular(1.5),
),
),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
excerpts[i].content,
maxLines: 3,
overflow: TextOverflow.ellipsis,
textAlign: TextAlign.left,
style: TextStyle(fontSize: 13, color: colors.onSurface.withValues(alpha: 0.75), height: 1.6),
),
if (excerpts[i].chapter.isNotEmpty)
Padding(
padding: const EdgeInsets.only(top: 6),
child: Text(
excerpts[i].chapter,
style: TextStyle(fontSize: 11, color: colors.onSurface.withValues(alpha: 0.35)),
),
),
],
),
),
],
),
),
),
if (excerpts.length > 5)
Padding(
padding: const EdgeInsets.only(top: 8),
child: Text(
'共 ${excerpts.length} 条摘抄',
style: TextStyle(fontSize: 12, color: colors.onSurface.withValues(alpha: 0.35)),
),
),
],
);
},
);
}
void _showLinkedBookActions(ColorScheme colors, String title) {
showModalBottomSheet(
context: context,