dellevin/MookNote
1
0
Fork 0
generated from dellevin/template
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

优化清理缓存逻辑

Browse Source
This commit is contained in:
DelLevin-Home
2026-06-28 07:43:57 +08:00
parent 8bdb921329
commit 370f1c6787
4 changed files with 96 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
lib/utils/sync/backup_service.dart
View File

@@ -61,10 +61,8 @@ class BackupService {
}
}
}
for (final rb in readerBooks) {
final p = rb['cover_path'] as String?;
if (p != null && p.isNotEmpty) imagePaths.add(p);
}
// reader_books 的封面在 epub_books/ 目录下，由 epub_books 归档处理
// 不加入 imagePaths，避免 basename 碰撞导致所有封面变成同一个路径
final userPrefs = UserPrefs();
final userInfo = {
@@ -258,6 +256,8 @@ class BackupService {
int imageCount = 0;
// 完整相对路径 → 新绝对路径 的映射（避免同名文件碰撞）
final imagePathMap = <String, String>{};
// epub_books/ 内相对路径 → 新绝对路径 的映射
final epubFileMap = <String, String>{};
if (extension == '.zip') {
final bytes = await file.readAsBytes();
@@ -288,6 +288,7 @@ class BackupService {
final outputFile = File(path.join(epubDir.path, relativePath));
if (!await outputFile.parent.exists()) await outputFile.parent.create(recursive: true);
await outputFile.writeAsBytes(archiveFile.content as List<int>);
epubFileMap[relativePath] = outputFile.path;
}
}
} else {
@@ -368,7 +369,9 @@ class BackupService {
}
if (data.containsKey('reader_books')) {
for (final rb in data['reader_books'] as List) {
await txn.insert('reader_books', _updateImagePath(_convertToDbMapSafe(rb, readerBooksCols), 'cover_path', imagePathMap));
var row = _updateImagePath(_convertToDbMapSafe(rb, readerBooksCols), 'cover_path', imagePathMap);
row = _updateEpubPaths(row, epubFileMap);
await txn.insert('reader_books', row);
}
}
if (data.containsKey('book_annotations')) {
@@ -410,6 +413,7 @@ class BackupService {
final backupData = jsonDecode(utf8.decode(dataFile.content as List<int>)) as Map<String, dynamic>;
final imagePathMap = <String, String>{};
final epubFileMap = <String, String>{};
int imageCount = 0;
final appDir = await getApplicationDocumentsDirectory();
@@ -431,6 +435,7 @@ class BackupService {
final outputFile = File(path.join(epubDir.path, relativePath));
if (!await outputFile.parent.exists()) await outputFile.parent.create(recursive: true);
await outputFile.writeAsBytes(archiveFile.content as List<int>);
epubFileMap[relativePath] = outputFile.path;
}
}
@@ -506,7 +511,9 @@ class BackupService {
}
if (data.containsKey('reader_books')) {
for (final rb in data['reader_books'] as List) {
await txn.insert('reader_books', _updateImagePath(_convertToDbMapSafe(rb, readerBooksCols), 'cover_path', imagePathMap));
var row = _updateImagePath(_convertToDbMapSafe(rb, readerBooksCols), 'cover_path', imagePathMap);
row = _updateEpubPaths(row, epubFileMap);
await txn.insert('reader_books', row);
}
}
if (data.containsKey('book_annotations')) {
@@ -651,6 +658,39 @@ class BackupService {
return {};
}
/// 更新 epub 阅读器的 file_path 和 cover_path
Map<String, dynamic> _updateEpubPaths(Map<String, dynamic> item, Map<String, String> epubFileMap) {
if (epubFileMap.isEmpty) return item;
final newItem = Map<String, dynamic>.from(item);
final oldFilePath = item['file_path'] as String?;
if (oldFilePath != null && oldFilePath.isNotEmpty) {
final oldRel = _toEpubRelativePath(oldFilePath);
if (oldRel != null && epubFileMap.containsKey(oldRel)) {
newItem['file_path'] = epubFileMap[oldRel];
}
}
final oldCoverPath = item['cover_path'] as String?;
if (oldCoverPath != null && oldCoverPath.isNotEmpty) {
final oldRel = _toEpubRelativePath(oldCoverPath);
if (oldRel != null && epubFileMap.containsKey(oldRel)) {
newItem['cover_path'] = epubFileMap[oldRel];
}
}
return newItem;
}
/// 从绝对路径中提取 epub_books/ 下的相对路径
String? _toEpubRelativePath(String absolutePath) {
final idx = absolutePath.indexOf('/epub_books/');
if (idx >= 0) return absolutePath.substring(idx + 13); // skip '/epub_books/'
final winIdx = absolutePath.indexOf('\\epub_books\\');
if (winIdx >= 0) return absolutePath.substring(winIdx + 13);
return null;
}
/// 更新单值图片路径（poster_path / cover_path）
Map<String, dynamic> _updateImagePath(Map<String, dynamic> item, String pathField, Map<String, String> imagePathMap) {
final newItem = Map<String, dynamic>.from(item);