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新增本地自动备份

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This commit is contained in:
DelLevin-Home
2026-03-08 13:34:57 +08:00
parent bb7b2c0191
commit c894921472
7 changed files with 744 additions and 174 deletions
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12
lib/main.dart
View File

@@ -5,6 +5,7 @@ import 'utils/app_theme.dart';
import 'utils/app_router.dart';
import 'utils/user_prefs.dart';
import 'utils/webdav_service.dart';
import 'utils/auto_backup_service.dart';
import 'providers/app_provider.dart';
void main() async {
@@ -27,10 +28,17 @@ void main() async {
/// 初始化自动备份
Future<void> _initAutoBackup() async {
try {
final isEnabled = await WebDAVService.instance.isAutoSyncEnabled();
if (isEnabled) {
// 初始化 WebDAV 自动同步
final isWebDAVEnabled = await WebDAVService.instance.isAutoSyncEnabled();
if (isWebDAVEnabled) {
await WebDAVService.instance.startAutoSync();
}
// 初始化本地自动备份
final isLocalAutoBackupEnabled = await AutoBackupService.instance.getEnabled();
if (isLocalAutoBackupEnabled) {
await AutoBackupService.instance.start();
}
} catch (e) {
print('初始化自动备份失败: $e');
}

225
lib/pages/backup_page.dart
View File

@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
import '../utils/backup_service.dart';
import '../utils/auto_backup_service.dart';
import '../utils/toast_util.dart';
/// 本地备份页面
@@ -16,6 +17,30 @@ class BackupPage extends StatefulWidget {
class _BackupPageState extends State<BackupPage> {
bool _isExporting = false;
bool _isImporting = false;
bool _autoBackupEnabled = false;
bool _isLoading = true;
List<File> _autoBackupFiles = [];
String? _backupDirPath;
@override
void initState() {
super.initState();
_loadAutoBackupStatus();
}
Future<void> _loadAutoBackupStatus() async {
final enabled = await AutoBackupService.instance.getEnabled();
final files = await AutoBackupService.instance.getBackupFiles();
final dirPath = await AutoBackupService.instance.getBackupDirectoryPath();
if (mounted) {
setState(() {
_autoBackupEnabled = enabled;
_autoBackupFiles = files;
_backupDirPath = dirPath;
_isLoading = false;
});
}
}
@override
Widget build(BuildContext context) {
@@ -24,9 +49,22 @@ class _BackupPageState extends State<BackupPage> {
appBar: AppBar(
title: const Text('本地备份'),
),
body: ListView(
body: _isLoading
? const Center(child: CircularProgressIndicator())
: ListView(
padding: const EdgeInsets.all(24),
children: [
// 自动备份开关
_buildAutoBackupSection(),
const SizedBox(height: 32),
// 自动备份文件列表
if (_autoBackupFiles.isNotEmpty) ...[
_buildBackupFilesSection(),
const SizedBox(height: 32),
],
// 导出数据
_buildSection(
title: '导出数据',
@@ -298,4 +336,189 @@ class _BackupPageState extends State<BackupPage> {
}
}
}
/// 构建自动备份区域
Widget _buildAutoBackupSection() {
return Container(
padding: const EdgeInsets.all(20),
decoration: BoxDecoration(
border: Border.all(color: const Color(0xFFE5E5E5)),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
const Icon(
Icons.schedule,
size: 24,
color: Color(0xFF1A1A1A),
),
const SizedBox(width: 12),
const Expanded(
child: Text(
'自动本地备份',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.w500,
color: Color(0xFF1A1A1A),
),
),
),
Switch(
value: _autoBackupEnabled,
onChanged: (value) async {
setState(() => _autoBackupEnabled = value);
await AutoBackupService.instance.setEnabled(value);
if (value) {
ToastUtil.show(context, '自动备份已开启，每2分钟备份一次');
} else {
ToastUtil.show(context, '自动备份已关闭');
}
// 刷新文件列表
await _loadAutoBackupStatus();
},
activeColor: const Color(0xFF1A1A1A),
),
],
),
const SizedBox(height: 8),
Text(
'每隔2分钟自动备份到下载目录/mooknote文件夹，最多保留10个备份文件',
style: const TextStyle(
fontSize: 13,
color: Color(0xFF666666),
height: 1.5,
),
),
if (_backupDirPath != null) ...[
const SizedBox(height: 8),
Text(
'备份位置: $_backupDirPath',
style: const TextStyle(
fontSize: 11,
color: Color(0xFF999999),
),
),
],
],
),
);
}
/// 构建备份文件列表区域
Widget _buildBackupFilesSection() {
return Container(
padding: const EdgeInsets.all(20),
decoration: BoxDecoration(
border: Border.all(color: const Color(0xFFE5E5E5)),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
const Icon(
Icons.folder_outlined,
size: 24,
color: Color(0xFF1A1A1A),
),
const SizedBox(width: 12),
Expanded(
child: Text(
'自动备份文件 (${_autoBackupFiles.length}/10)',
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.w500,
color: Color(0xFF1A1A1A),
),
),
),
],
),
const SizedBox(height: 12),
..._autoBackupFiles.asMap().entries.map((entry) {
final index = entry.key;
final file = entry.value;
final fileName = file.path.split('/').last;
final stat = file.statSync();
final size = _formatFileSize(stat.size);
final modified = _formatDateTime(stat.modified);
return Container(
padding: const EdgeInsets.symmetric(vertical: 10, horizontal: 12),
decoration: BoxDecoration(
border: Border(
bottom: index < _autoBackupFiles.length - 1
? const BorderSide(color: Color(0xFFE5E5E5))
: BorderSide.none,
),
),
child: Row(
children: [
const Icon(
Icons.backup,
size: 18,
color: Color(0xFF666666),
),
const SizedBox(width: 12),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
fileName,
style: const TextStyle(
fontSize: 13,
color: Color(0xFF1A1A1A),
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
const SizedBox(height: 2),
Text(
'$modified · $size',
style: const TextStyle(
fontSize: 11,
color: Color(0xFF999999),
),
),
],
),
),
if (index == 0)
Container(
padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
border: Border.all(color: const Color(0xFFE5E5E5)),
),
child: const Text(
'最新',
style: TextStyle(
fontSize: 10,
color: Color(0xFF666666),
),
),
),
],
),
);
}),
],
),
);
}
/// 格式化文件大小
String _formatFileSize(int bytes) {
if (bytes < 1024) return '$bytes B';
if (bytes < 1024 * 1024) return '${(bytes / 1024).toStringAsFixed(1)} KB';
return '${(bytes / (1024 * 1024)).toStringAsFixed(1)} MB';
}
/// 格式化日期时间
String _formatDateTime(DateTime dateTime) {
return '${dateTime.month}/${dateTime.day} ${dateTime.hour.toString().padLeft(2, '0')}:${dateTime.minute.toString().padLeft(2, '0')}';
}
}

81
lib/pages/note_detail_page.dart
View File

@@ -119,33 +119,60 @@ class _NoteDetailPageState extends State<NoteDetailPage> {
// 图片区域（仅在纯文本模式下显示）
if (note.contentType == 'plain_text' && note.images.isNotEmpty)
Container(
height: 120,
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
padding: const EdgeInsets.fromLTRB(20, 16, 20, 20),
decoration: const BoxDecoration(
border: Border(
top: BorderSide(color: Color(0xFFE5E5E5), width: 0.5),
),
),
child: ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: note.images.length,
itemBuilder: (context, index) {
return GestureDetector(
onTap: () => _showImagePreview(context, note.images, index),
child: Container(
width: 100,
height: 100,
margin: const EdgeInsets.only(right: 12),
decoration: BoxDecoration(
border: Border.all(color: const Color(0xFFE5E5E5)),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 图片标题
Row(
children: [
const Icon(
Icons.image_outlined,
size: 14,
color: Color(0xFF999999),
),
child: Image.file(
File(note.images[index]),
fit: BoxFit.cover,
const SizedBox(width: 6),
Text(
'图片 (${note.images.length})',
style: const TextStyle(
fontSize: 12,
color: Color(0xFF999999),
),
),
],
),
const SizedBox(height: 12),
// 图片列表
SizedBox(
height: 100,
child: ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: note.images.length,
itemBuilder: (context, index) {
return GestureDetector(
onTap: () => _showImagePreview(context, note.images, index),
child: Container(
width: 100,
height: 100,
margin: const EdgeInsets.only(right: 12),
decoration: BoxDecoration(
border: Border.all(color: const Color(0xFFE5E5E5)),
),
child: Image.file(
File(note.images[index]),
fit: BoxFit.cover,
),
),
);
},
),
);
},
),
],
),
),
@@ -282,16 +309,17 @@ class _NoteDetailPageState extends State<NoteDetailPage> {
/// 构建纯文本内容
Widget _buildPlainTextContent(Note note) {
return SingleChildScrollView(
padding: const EdgeInsets.all(16),
padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
child: SizedBox(
width: double.infinity,
child: Text(
child: SelectableText(
note.content,
textAlign: TextAlign.left,
style: const TextStyle(
fontSize: 16,
fontSize: 15,
color: Color(0xFF1A1A1A),
height: 1.8,
height: 1.9,
letterSpacing: 0.2,
),
),
),
@@ -316,7 +344,12 @@ class _NoteDetailPageState extends State<NoteDetailPage> {
/// 跳转到编辑页面
void _navigateToEdit(BuildContext context) {
Navigator.pushNamed(context, '/note-form', arguments: widget.note).then((_) {
// 从 Provider 获取最新的笔记数据，确保图片等字段是最新的
final currentNote = context.read<AppProvider>().notes.firstWhere(
(n) => n.id == widget.note.id,
orElse: () => widget.note,
);
Navigator.pushNamed(context, '/note-form', arguments: currentNote).then((_) {
context.read<AppProvider>().loadNotes();
});
}

79
lib/pages/webdav_sync_page.dart
View File

@@ -21,14 +21,12 @@ class _WebDAVSyncPageState extends State<WebDAVSyncPage> {
bool _isLoading = false;
bool _isConfigured = false;
bool _obscurePassword = true;
bool _isAutoSyncEnabled = false;
SyncDirection _syncDirection = SyncDirection.upload;
@override
void initState() {
super.initState();
_loadConfig();
_loadAutoSyncStatus();
}
@override
@@ -40,33 +38,6 @@ class _WebDAVSyncPageState extends State<WebDAVSyncPage> {
super.dispose();
}
/// 加载自动同步状态
Future<void> _loadAutoSyncStatus() async {
final enabled = await WebDAVService.instance.isAutoSyncEnabled();
setState(() => _isAutoSyncEnabled = enabled);
}
/// 切换自动同步
Future<void> _toggleAutoSync(bool value) async {
setState(() => _isLoading = true);
try {
if (value) {
await WebDAVService.instance.startAutoSync();
ToastUtil.show(context, '自动备份已开启，每5分钟执行一次');
} else {
await WebDAVService.instance.stopAutoSync();
ToastUtil.show(context, '自动备份已关闭');
}
setState(() => _isAutoSyncEnabled = value);
} catch (e) {
ToastUtil.show(context, '操作失败: $e');
} finally {
setState(() => _isLoading = false);
}
}
/// 加载已保存的配置
Future<void> _loadConfig() async {
final config = await WebDAVService.instance.getConfig();
@@ -357,56 +328,6 @@ class _WebDAVSyncPageState extends State<WebDAVSyncPage> {
if (_isConfigured) ...[
const SizedBox(height: 24),
// 自动备份开关
Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
border: Border.all(color: const Color(0xFFE5E5E5)),
),
child: Row(
children: [
const Icon(
Icons.schedule,
size: 20,
color: Color(0xFF666666),
),
const SizedBox(width: 12),
const Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'自动备份',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
color: Color(0xFF1A1A1A),
),
),
SizedBox(height: 2),
Text(
'每5分钟自动备份一次，保留最近10个备份',
style: TextStyle(
fontSize: 12,
color: Color(0xFF999999),
),
),
],
),
),
Switch(
value: _isAutoSyncEnabled,
onChanged: _isLoading ? null : _toggleAutoSync,
activeColor: const Color(0xFF1A1A1A),
inactiveThumbColor: const Color(0xFF999999),
),
],
),
),
const SizedBox(height: 24),
// 同步方向选择
const Text(
'同步方向',

216
lib/utils/auto_backup_service.dart Normal file
View File

@@ -0,0 +1,216 @@
import 'dart:async';
import 'dart:io';
import 'package:path_provider/path_provider.dart';
import 'package:path/path.dart' as path;
import 'package:shared_preferences/shared_preferences.dart';
import 'backup_service.dart';
/// 自动备份服务 - 定时自动备份到下载目录
class AutoBackupService {
static final AutoBackupService instance = AutoBackupService._init();
AutoBackupService._init();
Timer? _timer;
bool _isRunning = false;
static const String _prefsKey = 'auto_backup_enabled';
static const String _backupDirName = 'mooknote';
static const int _maxBackups = 10;
static const Duration _backupInterval = Duration(minutes: 2);
/// 是否正在运行
bool get isRunning => _isRunning;
/// 获取自动备份状态
Future<bool> getEnabled() async {
final prefs = await SharedPreferences.getInstance();
return prefs.getBool(_prefsKey) ?? false;
}
/// 设置自动备份状态
Future<void> setEnabled(bool enabled) async {
final prefs = await SharedPreferences.getInstance();
await prefs.setBool(_prefsKey, enabled);
if (enabled) {
await start();
} else {
await stop();
}
}
/// 启动自动备份
Future<void> start() async {
if (_isRunning) return;
// 立即执行一次备份
await _performBackup();
// 启动定时器
_timer = Timer.periodic(_backupInterval, (_) async {
await _performBackup();
});
_isRunning = true;
}
/// 停止自动备份
Future<void> stop() async {
_timer?.cancel();
_timer = null;
_isRunning = false;
}
/// 执行备份
Future<void> _performBackup() async {
try {
final backupDir = await _getBackupDirectory();
if (backupDir == null) {
print('AutoBackup: 无法获取备份目录');
return;
}
// 确保备份目录存在
if (!await backupDir.exists()) {
await backupDir.create(recursive: true);
}
// 导出数据
final result = await BackupService.instance.exportDataForAutoBackup();
if (!result.success) {
print('AutoBackup: 导出失败 - ${result.errorMessage}');
return;
}
// 生成备份文件名
final fileName = 'auto_backup_${_formatDateTime(DateTime.now())}.zip';
final backupFile = File(path.join(backupDir.path, fileName));
// 写入备份文件
await backupFile.writeAsBytes(result.zipBytes!);
print('AutoBackup: 备份成功 - ${backupFile.path}');
// 清理旧备份，只保留最新的10个
await _cleanupOldBackups(backupDir);
} catch (e) {
print('AutoBackup: 备份失败 - $e');
}
}
/// 获取备份目录（下载目录/mooknote）
Future<Directory?> _getBackupDirectory() async {
try {
// 尝试获取下载目录
Directory? downloadDir;
if (Platform.isAndroid) {
// Android: 使用外部存储的下载目录
final externalDir = await getExternalStorageDirectory();
if (externalDir != null) {
// 通常路径是 /storage/emulated/0/Android/data/.../files
// 我们需要找到真正的下载目录
final path = externalDir.path;
final downloadPath = path.replaceAll(
'/Android/data/${externalDir.uri.pathSegments[externalDir.uri.pathSegments.length - 3]}/files',
'/Download',
);
downloadDir = Directory('$downloadPath/$_backupDirName');
}
} else if (Platform.isIOS) {
// iOS: 使用文档目录
final docDir = await getApplicationDocumentsDirectory();
downloadDir = Directory('${docDir.path}/$_backupDirName');
} else {
// 桌面端: 使用下载目录
final home = Platform.environment['HOME'] ?? Platform.environment['USERPROFILE'];
if (home != null) {
downloadDir = Directory('$home/Downloads/$_backupDirName');
}
}
return downloadDir;
} catch (e) {
print('AutoBackup: 获取备份目录失败 - $e');
return null;
}
}
/// 清理旧备份，只保留最新的10个
Future<void> _cleanupOldBackups(Directory backupDir) async {
try {
final files = await backupDir
.list()
.where((entity) => entity is File && entity.path.endsWith('.zip'))
.cast<File>()
.toList();
// 按修改时间排序（最新的在前）
files.sort((a, b) {
final aStat = a.statSync();
final bStat = b.statSync();
return bStat.modified.compareTo(aStat.modified);
});
// 删除超过10个的旧备份
if (files.length > _maxBackups) {
for (var i = _maxBackups; i < files.length; i++) {
try {
await files[i].delete();
print('AutoBackup: 删除旧备份 - ${files[i].path}');
} catch (e) {
print('AutoBackup: 删除旧备份失败 - $e');
}
}
}
} catch (e) {
print('AutoBackup: 清理旧备份失败 - $e');
}
}
/// 获取备份文件列表
Future<List<File>> getBackupFiles() async {
try {
final backupDir = await _getBackupDirectory();
if (backupDir == null || !await backupDir.exists()) {
return [];
}
final files = await backupDir
.list()
.where((entity) => entity is File && entity.path.endsWith('.zip'))
.cast<File>()
.toList();
// 按修改时间排序（最新的在前）
files.sort((a, b) {
final aStat = a.statSync();
final bStat = b.statSync();
return bStat.modified.compareTo(aStat.modified);
});
return files;
} catch (e) {
print('AutoBackup: 获取备份列表失败 - $e');
return [];
}
}
/// 获取备份目录路径
Future<String?> getBackupDirectoryPath() async {
final dir = await _getBackupDirectory();
return dir?.path;
}
/// 格式化日期时间用于文件名
String _formatDateTime(DateTime dateTime) {
return '${dateTime.year}${_pad(dateTime.month)}${_pad(dateTime.day)}_${_pad(dateTime.hour)}${_pad(dateTime.minute)}${_pad(dateTime.second)}';
}
String _pad(int number) {
return number.toString().padLeft(2, '0');
}
}

162
lib/utils/backup_service.dart
View File

@@ -182,6 +182,126 @@ class BackupService {
);
}
/// 导出数据用于自动备份（返回字节数据而不是保存到文件）
Future<AutoBackupExportResult> exportDataForAutoBackup() async {
try {
final db = await DatabaseHelper.instance.database;
// 导出所有表的数据
final movies = await db.query('movies');
final books = await db.query('books');
final notes = await db.query('notes');
final movieReviews = await db.query('movie_reviews');
final moviePosters = await db.query('movie_posters');
// 收集所有图片路径
final imagePaths = <String>{};
// 收集影视海报
for (final movie in movies) {
final posterPath = movie['poster_path'] as String?;
if (posterPath != null && posterPath.isNotEmpty) {
imagePaths.add(posterPath);
}
}
// 收集书籍封面
for (final book in books) {
final coverPath = book['cover_path'] as String?;
if (coverPath != null && coverPath.isNotEmpty) {
imagePaths.add(coverPath);
}
}
// 收集海报墙图片
for (final poster in moviePosters) {
final posterPath = poster['poster_path'] as String?;
if (posterPath != null && posterPath.isNotEmpty) {
imagePaths.add(posterPath);
}
}
// 收集笔记图片
for (final note in notes) {
final imagesJson = note['images'] as String?;
if (imagesJson != null && imagesJson.isNotEmpty) {
try {
final images = jsonDecode(imagesJson) as List<dynamic>;
for (final imagePath in images) {
if (imagePath is String && imagePath.isNotEmpty) {
imagePaths.add(imagePath);
}
}
} catch (e) {
// 解析失败，跳过
}
}
}
// 构建备份数据
final backupData = {
'version': 2,
'exportTime': DateTime.now().toIso8601String(),
'appName': 'MookNote',
'hasImages': true,
'data': {
'movies': movies,
'books': books,
'notes': notes,
'movie_reviews': movieReviews,
'movie_posters': moviePosters,
},
};
// 创建 ZIP 文件
final archive = Archive();
// 添加 JSON 数据
final jsonString = const JsonEncoder.withIndent(' ').convert(backupData);
final jsonBytes = Uint8List.fromList(utf8.encode(jsonString));
archive.addFile(ArchiveFile('data.json', jsonBytes.length, jsonBytes));
// 添加图片文件，保持目录结构
int imageCount = 0;
final appDir = await getApplicationDocumentsDirectory();
final imagesRoot = path.join(appDir.path, 'images');
for (final imagePath in imagePaths) {
final file = File(imagePath);
if (await file.exists()) {
final bytes = await file.readAsBytes();
// 计算相对路径（如 movies/1/poster.jpg）
String relativePath;
if (imagePath.startsWith(imagesRoot)) {
relativePath = imagePath.substring(imagesRoot.length + 1);
} else {
relativePath = path.basename(imagePath);
}
// 使用相对路径存储图片，保持目录结构
archive.addFile(ArchiveFile('images/$relativePath', bytes.length, bytes));
imageCount++;
}
}
// 压缩 ZIP
final zipEncoder = ZipEncoder();
final zipBytes = zipEncoder.encode(archive);
if (zipBytes == null) {
return AutoBackupExportResult.error('压缩备份文件失败');
}
return AutoBackupExportResult.success(
zipBytes: Uint8List.fromList(zipBytes),
movieCount: movies.length,
bookCount: books.length,
noteCount: notes.length,
imageCount: imageCount,
);
} catch (e) {
return AutoBackupExportResult.error('导出失败: $e');
}
}
/// 选择并导入备份文件（支持 ZIP 格式）
Future<ImportResult> importData() async {
try {
@@ -450,6 +570,48 @@ class BackupService {
}
}
/// 自动备份导出结果
class AutoBackupExportResult {
final bool success;
final String? errorMessage;
final Uint8List? zipBytes;
final int movieCount;
final int bookCount;
final int noteCount;
final int imageCount;
AutoBackupExportResult._({
required this.success,
this.errorMessage,
this.zipBytes,
this.movieCount = 0,
this.bookCount = 0,
this.noteCount = 0,
this.imageCount = 0,
});
factory AutoBackupExportResult.success({
required Uint8List zipBytes,
required int movieCount,
required int bookCount,
required int noteCount,
required int imageCount,
}) {
return AutoBackupExportResult._(
success: true,
zipBytes: zipBytes,
movieCount: movieCount,
bookCount: bookCount,
noteCount: noteCount,
imageCount: imageCount,
);
}
factory AutoBackupExportResult.error(String message) {
return AutoBackupExportResult._(success: false, errorMessage: message);
}
}
/// 导出结果
class ExportResult {
final bool success;

143
lib/widgets/note_list_item.dart
View File

@@ -13,6 +13,8 @@ class NoteListItem extends StatelessWidget {
@override
Widget build(BuildContext context) {
final isPlainText = note.contentType == 'plain_text';
return InkWell(
onTap: () {
Navigator.pushNamed(context, '/note-detail', arguments: note);
@@ -28,15 +30,65 @@ class NoteListItem extends StatelessWidget {
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 顶部：格式标记 + 时间
Row(
children: [
// 格式标记
Container(
padding: const EdgeInsets.symmetric(horizontal: 4, vertical: 1),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
border: Border.all(color: const Color(0xFFE5E5E5)),
),
child: Text(
isPlainText ? 'TXT' : 'MD',
style: const TextStyle(
fontSize: 9,
fontWeight: FontWeight.w500,
color: Color(0xFF999999),
),
),
),
const SizedBox(width: 8),
// 时间
Text(
_formatDate(note.updatedAt),
style: const TextStyle(
fontSize: 11,
color: Color(0xFF999999),
),
),
const Spacer(),
// 图片数量（如果有图片）
if (note.images.isNotEmpty) ...[
const Icon(
Icons.image_outlined,
size: 11,
color: Color(0xFF999999),
),
const SizedBox(width: 2),
Text(
'${note.images.length}',
style: const TextStyle(
fontSize: 11,
color: Color(0xFF999999),
),
),
],
],
),
const SizedBox(height: 8),
// 内容摘要（去除首尾空格）
Text(
note.summary.trim(),
style: const TextStyle(
style: TextStyle(
fontSize: 14,
color: Color(0xFF1A1A1A),
height: 1.5,
color: const Color(0xFF1A1A1A),
height: isPlainText ? 1.6 : 1.5,
),
maxLines: 3,
maxLines: isPlainText ? 4 : 3,
overflow: TextOverflow.ellipsis,
),
@@ -66,75 +118,30 @@ class NoteListItem extends StatelessWidget {
),
],
const SizedBox(height: 10),
// 底部信息：标签 + 时间
Row(
children: [
// 标签
if (note.tags.isNotEmpty) ...[
Expanded(
child: Wrap(
spacing: 4,
runSpacing: 4,
children: note.tags.take(2).map((tag) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
borderRadius: BorderRadius.circular(2),
),
child: Text(
tag,
style: const TextStyle(
fontSize: 10,
color: Color(0xFF666666),
),
),
);
}).toList(),
// 底部标签
if (note.tags.isNotEmpty) ...[
const SizedBox(height: 10),
Wrap(
spacing: 6,
runSpacing: 6,
children: note.tags.take(3).map((tag) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 3),
decoration: BoxDecoration(
color: const Color(0xFFF5F5F5),
border: Border.all(color: const Color(0xFFE5E5E5)),
),
),
] else
const Spacer(),
// 时间和图片数量
Row(
children: [
// 图片数量（如果有图片）
if (note.images.isNotEmpty) ...[
const Icon(
Icons.image_outlined,
size: 11,
color: Color(0xFF999999),
),
const SizedBox(width: 2),
Text(
'${note.images.length}',
style: const TextStyle(
fontSize: 11,
color: Color(0xFF999999),
),
),
const SizedBox(width: 6),
],
const Icon(
Icons.access_time,
size: 11,
color: Color(0xFF999999),
),
const SizedBox(width: 2),
Text(
_formatDate(note.updatedAt),
child: Text(
tag,
style: const TextStyle(
fontSize: 11,
color: Color(0xFF999999),
color: Color(0xFF666666),
),
),
],
),
],
),
);
}).toList(),
),
],
],
),
),