马良AI写作初始化仓库
This commit is contained in:
邓滨杰
914
AINoval/lib/services/local_storage_service.dart
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914
AINoval/lib/services/local_storage_service.dart
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import 'dart:convert';
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import 'package:ainoval/models/editor_content.dart';
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import 'package:ainoval/models/novel_structure.dart' as novel_models;
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import 'package:ainoval/models/novel_summary.dart';
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import 'package:ainoval/utils/logger.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:uuid/uuid.dart'; // Import uuid package
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import 'package:hive/hive.dart';
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import '../models/chat_models.dart';
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/// 本地存储服务，用于缓存和获取小说数据
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class LocalStorageService {
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SharedPreferences? _prefs;
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final Uuid _uuid = const Uuid(); // For generating unique local IDs
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// 添加小说缓存
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final Map<String, novel_models.Novel> _novelCache = {};
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final Map<String, DateTime> _novelCacheTimestamp = {};
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final Duration _cacheTTL = const Duration(minutes: 5); // 缓存有效期
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final Map<String, String> _wordCountCache = {}; // 场景字数缓存
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// 初始化
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Future<void> init() async {
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_prefs ??= await SharedPreferences.getInstance();
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}
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// 确保已初始化
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Future<SharedPreferences> _ensureInitialized() async {
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if (_prefs == null) {
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await init();
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}
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return _prefs!;
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}
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// 基础存储方法
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Future<String?> getString(String key) async {
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final prefs = await _ensureInitialized();
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return prefs.getString(key);
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}
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Future<bool> setString(String key, String value) async {
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final prefs = await _ensureInitialized();
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return await prefs.setString(key, value);
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}
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Future<bool> remove(String key) async {
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final prefs = await _ensureInitialized();
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return await prefs.remove(key);
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}
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// 存储键
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static const String _novelsKey = 'novels';
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static const String _currentNovelKey = 'current_novel';
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static const String _editorContentPrefix = 'editor_content_';
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static const String _editorSettingsKey = 'editor_settings';
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// --- New Key for Pending Messages ---
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static const String _pendingMessagesKey = 'pending_chat_messages';
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// 获取所有小说
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Future<List<novel_models.Novel>> getNovels() async {
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final prefs = await _ensureInitialized();
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final novelsJson = prefs.getStringList(_novelsKey) ?? [];
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/* AppLogger.d('LocalStorageService',
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'getNovels: Raw JSON list from prefs: $novelsJson');
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*/
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try {
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final novels = novelsJson.map((json) {
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// AppLogger.v('LocalStorageService', 'getNovels: Parsing JSON: $json');
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final novel = novel_models.Novel.fromJson(jsonDecode(json));
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AppLogger.v('LocalStorageService',
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'getNovels: Parsed Novel: ID=${novel.id}, Title=${novel.title}, Acts=${novel.acts.length}');
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return novel;
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}).toList();
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AppLogger.i('LocalStorageService',
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'getNovels: Successfully parsed ${novels.length} novels.');
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return novels;
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} catch (e, stackTrace) {
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AppLogger.e('LocalStorageService',
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'getNovels: Failed to parse novels JSON.', e, stackTrace);
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return [];
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}
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}
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// 保存所有小说
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Future<void> saveNovels(List<novel_models.Novel> novels) async {
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final prefs = await _ensureInitialized();
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try {
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final novelsJson = novels.map((novel) {
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final jsonMap = novel.toJson();
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final jsonString = jsonEncode(jsonMap);
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AppLogger.v('LocalStorageService',
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'saveNovels: Serializing Novel ID=${novel.id}, Title=${novel.title}, Acts=${novel.acts.length}');
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return jsonString;
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}).toList();
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/* AppLogger.d('LocalStorageService',
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'saveNovels: Saving JSON list to prefs: $novelsJson'); */
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await prefs.setStringList(_novelsKey, novelsJson);
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AppLogger.i('LocalStorageService',
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'saveNovels: Successfully saved ${novels.length} novels.');
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} catch (e, stackTrace) {
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AppLogger.e('LocalStorageService', 'saveNovels: Failed to save novels.',
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e, stackTrace);
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}
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}
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// 保存小说摘要列表
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Future<void> saveNovelSummaries(List<NovelSummary> novels) async {
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final prefs = await _ensureInitialized();
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final novelsJson =
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novels.map((novel) => jsonEncode(novel.toJson())).toList();
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await prefs.setStringList('novel_summaries', novelsJson);
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}
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// 获取单个小说
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Future<novel_models.Novel?> getNovel(String id) async {
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AppLogger.d('LocalStorageService',
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'getNovel: Attempting to get novel with ID: $id');
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// 检查缓存是否存在且有效
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if (_novelCache.containsKey(id)) {
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final cacheTime = _novelCacheTimestamp[id];
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if (cacheTime != null && DateTime.now().difference(cacheTime) < _cacheTTL) {
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AppLogger.i('LocalStorageService',
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'getNovel: Using cached novel: ID=$id, Title=${_novelCache[id]!.title}, Acts=${_novelCache[id]!.acts.length}');
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return _novelCache[id];
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}
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}
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// 缓存不存在或已过期，从存储获取
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final novels = await getNovels();
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try {
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final novel = novels.firstWhere(
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(novel) => novel.id == id,
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);
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// 更新缓存
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_novelCache[id] = novel;
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_novelCacheTimestamp[id] = DateTime.now();
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AppLogger.i('LocalStorageService',
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'getNovel: Found novel: ID=${novel.id}, Title=${novel.title}, Acts=${novel.acts.length}');
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return novel;
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} catch (e) {
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AppLogger.w(
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'LocalStorageService', 'getNovel: Novel with ID $id not found.', e);
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return null;
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}
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}
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// 保存单个小说
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Future<void> saveNovel(novel_models.Novel novel) async {
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//AppLogger.d('LocalStorageService',
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// 'saveNovel: Attempting to save novel ID=${novel.id}, Title=${novel.title}, Acts=${novel.acts.length}');
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// 检查上次保存时间，如果短时间内多次保存同一个小说，可以合并为一次操作
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final cacheTime = _novelCacheTimestamp[novel.id];
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final now = DateTime.now();
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if (cacheTime != null && now.difference(cacheTime).inMilliseconds < 500) {
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// 如果500毫秒内有多次保存，只更新缓存，延迟实际的存储操作
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_novelCache[novel.id] = novel;
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_novelCacheTimestamp[novel.id] = now;
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//AppLogger.i('LocalStorageService',
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// 'saveNovel: Multiple saves detected within 500ms, delaying actual storage operation for novel ID=${novel.id}');
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return;
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}
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// 更新缓存
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_novelCache[novel.id] = novel;
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_novelCacheTimestamp[novel.id] = now;
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try {
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final novels = await getNovels();
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final index = novels.indexWhere((n) => n.id == novel.id);
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if (index >= 0) {
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AppLogger.d('LocalStorageService',
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'saveNovel: Updating existing novel at index $index.');
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novels[index] = novel;
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} else {
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AppLogger.d('LocalStorageService', 'saveNovel: Adding new novel.');
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novels.add(novel);
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}
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await saveNovels(novels);
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AppLogger.i('LocalStorageService',
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'saveNovel: Completed saving process for novel ID=${novel.id}.');
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} catch (e) {
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AppLogger.e('LocalStorageService', 'saveNovel: Failed to save novel', e);
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// 从缓存中移除，以便下次重新加载
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_novelCache.remove(novel.id);
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_novelCacheTimestamp.remove(novel.id);
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throw Exception('保存小说失败: $e');
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}
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}
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// 删除小说
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Future<void> deleteNovel(String id) async {
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final novels = await getNovels();
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novels.removeWhere((novel) => novel.id == id);
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await saveNovels(novels);
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}
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// 获取当前正在编辑的小说ID
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Future<String?> getCurrentNovelId() async {
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final prefs = await _ensureInitialized();
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return prefs.getString(_currentNovelKey);
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}
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// 设置当前正在编辑的小说ID
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Future<void> setCurrentNovelId(String id) async {
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final prefs = await _ensureInitialized();
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final previousId = prefs.getString(_currentNovelKey);
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// 如果前一个小说ID存在且与新ID不同，清理前一个小说的同步标记
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if (previousId != null && previousId.isNotEmpty && previousId != id) {
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AppLogger.i('LocalStorageService', '小说ID切换: $previousId -> $id');
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// 如果是设置为空ID（特殊情况，如app关闭），不触发清理
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if (id.isNotEmpty) {
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await clearNovelSyncFlags(previousId);
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}
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}
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await prefs.setString(_currentNovelKey, id);
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AppLogger.i('LocalStorageService', '当前小说ID已设置为: $id');
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}
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// 获取章节内容
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Future<EditorContent?> getChapterContent(
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String novelId, String chapterId) async {
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final prefs = await _ensureInitialized();
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final key = _getContentKey(novelId, chapterId);
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final jsonString = prefs.getString(key);
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if (jsonString == null) {
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return null;
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}
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try {
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final json = jsonDecode(jsonString);
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return EditorContent.fromJson(json);
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} catch (e) {
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AppLogger.e('LocalStorageService', '解析章节内容失败', e);
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return null;
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}
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}
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// 保存章节内容
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Future<void> saveChapterContent(
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String novelId, String chapterId, EditorContent content) async {
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final prefs = await _ensureInitialized();
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final key = _getContentKey(novelId, chapterId);
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final jsonString = jsonEncode(content.toJson());
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await prefs.setString(key, jsonString);
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}
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// 获取编辑器内容
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Future<EditorContent?> getEditorContent(
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String novelId, String chapterId, String sceneId) async {
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return getChapterContent(novelId, chapterId);
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}
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// 保存编辑器内容
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Future<void> saveEditorContent(EditorContent content) async {
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final parts = content.id.split('-');
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if (parts.length == 3) {
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final novelId = parts[0];
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final chapterId = parts[1];
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final sceneId = parts[2];
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await saveChapterContent(novelId, chapterId, content);
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} else if (parts.length == 2) {
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// 兼容旧格式
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final novelId = parts[0];
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final chapterId = parts[1];
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await saveChapterContent(novelId, chapterId, content);
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}
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}
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// 获取编辑器设置
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Future<Map<String, dynamic>> getEditorSettings() async {
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try {
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final prefs = await _ensureInitialized();
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final settingsJson = prefs.getString('editor_settings');
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if (settingsJson != null) {
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return jsonDecode(settingsJson) as Map<String, dynamic>;
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}
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// 返回默认设置
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return {
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'fontSize': 16.0,
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'lineHeight': 1.5,
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'fontFamily': 'Roboto',
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'theme': 'light',
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'autoSave': true,
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};
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} catch (e) {
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AppLogger.e('LocalStorageService', '获取编辑器设置失败', e);
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// 返回默认设置
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return {
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'fontSize': 16.0,
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'lineHeight': 1.5,
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'fontFamily': 'Roboto',
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'theme': 'light',
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'autoSave': true,
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};
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}
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}
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// 保存编辑器设置
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Future<void> saveEditorSettings(Map<String, dynamic> settings) async {
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try {
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final prefs = await _ensureInitialized();
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await prefs.setString('editor_settings', jsonEncode(settings));
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} catch (e) {
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AppLogger.e('LocalStorageService', '保存编辑器设置失败', e);
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throw Exception('保存编辑器设置失败: $e');
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}
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}
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// 生成内容存储键
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String _getContentKey(String novelId, String chapterId) {
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return '$_editorContentPrefix${novelId}_$chapterId';
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}
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/// 获取场景内容
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Future<novel_models.Scene?> getSceneContent(
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String novelId, String actId, String chapterId, String sceneId) async {
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try {
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final novel = await getNovel(novelId);
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if (novel == null) return null;
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final act = novel.acts.firstWhere((a) => a.id == actId);
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final chapter = act.chapters.firstWhere((c) => c.id == chapterId);
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if (chapter.scenes.isEmpty) return null;
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// 查找特定场景
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try {
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return chapter.scenes.firstWhere((s) => s.id == sceneId);
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} catch (e) {
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// 如果找不到特定场景，返回第一个场景
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return chapter.scenes.first;
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}
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} catch (e) {
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return null;
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}
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}
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/// 保存场景内容
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Future<void> saveSceneContent(String novelId, String actId, String chapterId,
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String sceneId, novel_models.Scene scene) async {
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try {
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// 生成场景缓存键
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final sceneKey = '${novelId}_${actId}_${chapterId}_$sceneId';
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// 如果缓存中有小说，则直接更新缓存中的场景内容
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if (_novelCache.containsKey(novelId)) {
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final novel = _novelCache[novelId]!;
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bool sceneUpdated = false;
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// 查找并更新缓存中的场景
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final updatedActs = novel.acts.map((act) {
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if (act.id == actId) {
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final updatedChapters = act.chapters.map((chapter) {
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if (chapter.id == chapterId) {
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final sceneIndex = chapter.scenes.indexWhere((s) => s.id == sceneId);
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if (sceneIndex >= 0) {
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// 更新现有场景
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final updatedScenes = List<novel_models.Scene>.from(chapter.scenes);
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updatedScenes[sceneIndex] = scene;
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sceneUpdated = true;
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return chapter.copyWith(scenes: updatedScenes);
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} else {
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// 添加新场景
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sceneUpdated = true;
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return chapter.copyWith(
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scenes: [...chapter.scenes, scene],
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);
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}
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}
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return chapter;
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}).toList();
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if (sceneUpdated) {
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return act.copyWith(chapters: updatedChapters);
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}
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}
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return act;
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}).toList();
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if (sceneUpdated) {
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// 更新缓存中的小说
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final updatedNovel = novel.copyWith(
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acts: updatedActs,
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updatedAt: DateTime.now(),
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);
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_novelCache[novelId] = updatedNovel;
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_novelCacheTimestamp[novelId] = DateTime.now();
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// 更新字数缓存
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_updateWordCountCache(sceneKey, scene.content, scene.wordCount);
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AppLogger.i('LocalStorageService',
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'saveSceneContent: Updated scene in cached novel: $sceneKey');
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}
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}
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// 正常保存场景到存储
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final novel = await getNovel(novelId);
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if (novel == null) return;
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final acts = novel.acts.map((act) {
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if (act.id == actId) {
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final chapters = act.chapters.map((chapter) {
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if (chapter.id == chapterId) {
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// 查找特定场景
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final sceneIndex =
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chapter.scenes.indexWhere((s) => s.id == sceneId);
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List<novel_models.Scene> updatedScenes;
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if (sceneIndex >= 0) {
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// 更新现有场景
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updatedScenes = List.from(chapter.scenes);
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updatedScenes[sceneIndex] = scene;
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} else {
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// 添加新场景
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updatedScenes = List.from(chapter.scenes)..add(scene);
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}
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return chapter.copyWith(scenes: updatedScenes);
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}
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return chapter;
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}).toList();
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return act.copyWith(chapters: chapters);
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}
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return act;
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}).toList();
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final updatedNovel = novel.copyWith(
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acts: acts,
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||||
updatedAt: DateTime.now(),
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);
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await saveNovel(updatedNovel);
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// 更新字数缓存
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_updateWordCountCache(sceneKey, scene.content, scene.wordCount);
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} catch (e) {
|
||||
AppLogger.e('LocalStorageService', '保存场景内容失败', e);
|
||||
}
|
||||
}
|
||||
|
||||
/// 保存摘要内容
|
||||
Future<void> saveSummary(String novelId, String actId, String chapterId,
|
||||
String sceneId, novel_models.Summary summary) async {
|
||||
try {
|
||||
final novel = await getNovel(novelId);
|
||||
if (novel == null) return;
|
||||
|
||||
final acts = novel.acts.map((act) {
|
||||
if (act.id == actId) {
|
||||
final chapters = act.chapters.map((chapter) {
|
||||
if (chapter.id == chapterId) {
|
||||
// 查找特定场景
|
||||
final sceneIndex =
|
||||
chapter.scenes.indexWhere((s) => s.id == sceneId);
|
||||
List<novel_models.Scene> updatedScenes;
|
||||
|
||||
if (sceneIndex >= 0) {
|
||||
// 更新现有场景
|
||||
updatedScenes = List.from(chapter.scenes);
|
||||
updatedScenes[sceneIndex] =
|
||||
updatedScenes[sceneIndex].copyWith(summary: summary);
|
||||
} else {
|
||||
// 如果场景不存在，不做任何操作
|
||||
updatedScenes = chapter.scenes;
|
||||
}
|
||||
|
||||
return chapter.copyWith(scenes: updatedScenes);
|
||||
}
|
||||
return chapter;
|
||||
}).toList();
|
||||
|
||||
return act.copyWith(chapters: chapters);
|
||||
}
|
||||
return act;
|
||||
}).toList();
|
||||
|
||||
final updatedNovel = novel.copyWith(
|
||||
acts: acts,
|
||||
updatedAt: DateTime.now(),
|
||||
);
|
||||
|
||||
await saveNovel(updatedNovel);
|
||||
} catch (e) {
|
||||
AppLogger.e('LocalStorageService', '保存摘要内容失败', e);
|
||||
}
|
||||
}
|
||||
|
||||
// 标记需要同步的内容（按类型）
|
||||
Future<void> markForSyncByType(String id, String type) async {
|
||||
try {
|
||||
final prefs = await _ensureInitialized();
|
||||
final syncKey = 'syncList_$type';
|
||||
final syncList = prefs.getStringList(syncKey) ?? [];
|
||||
|
||||
if (!syncList.contains(id)) {
|
||||
syncList.add(id);
|
||||
await prefs.setStringList(syncKey, syncList);
|
||||
AppLogger.i('LocalStorageService', '已标记 $type: $id 需要同步');
|
||||
}
|
||||
} catch (e) {
|
||||
AppLogger.e('LocalStorageService', '标记同步失败', e);
|
||||
}
|
||||
}
|
||||
|
||||
// 获取需要同步的内容列表（按类型）
|
||||
Future<List<String>> getSyncList(String type) async {
|
||||
try {
|
||||
final prefs = await _ensureInitialized();
|
||||
final syncKey = 'syncList_$type';
|
||||
return prefs.getStringList(syncKey) ?? [];
|
||||
} catch (e) {
|
||||
AppLogger.e('LocalStorageService', '获取同步列表失败', e);
|
||||
return [];
|
||||
}
|
||||
}
|
||||
|
||||
// 清除同步标记（按类型和ID）
|
||||
Future<void> clearSyncFlagByType(String type, String id) async {
|
||||
try {
|
||||
final prefs = await _ensureInitialized();
|
||||
final syncKey = 'syncList_$type';
|
||||
final syncList = prefs.getStringList(syncKey) ?? [];
|
||||
|
||||
if (syncList.contains(id)) {
|
||||
syncList.remove(id);
|
||||
await prefs.setStringList(syncKey, syncList);
|
||||
AppLogger.i('LocalStorageService', '已清除 $type: $id 的同步标记');
|
||||
}
|
||||
} catch (e) {
|
||||
AppLogger.e('LocalStorageService', '清除同步标记失败', e);
|
||||
}
|
||||
}
|
||||
|
||||
// 保存聊天会话列表
|
||||
Future<void> saveChatSessions(
|
||||
String novelId, List<ChatSession> sessions) async {
|
||||
final key = 'chat_sessions_$novelId';
|
||||
final jsonList =
|
||||
sessions.map((session) => jsonEncode(session.toJson())).toList();
|
||||
final prefs = await _ensureInitialized();
|
||||
await prefs.setStringList(key, jsonList);
|
||||
}
|
||||
|
||||
// 获取聊天会话列表
|
||||
Future<List<ChatSession>> getChatSessions(String novelId) async {
|
||||
final key = 'chat_sessions_$novelId';
|
||||
final prefs = await _ensureInitialized();
|
||||
final jsonList = prefs.getStringList(key) ?? [];
|
||||
|
||||
return jsonList
|
||||
.map((json) => ChatSession.fromJson(jsonDecode(json)))
|
||||
.toList();
|
||||
}
|
||||
|
||||
// 添加聊天会话
|
||||
Future<void> addChatSession(String novelId, ChatSession session,
|
||||
{bool needsSync = false}) async {
|
||||
final sessions = await getChatSessions(novelId);
|
||||
sessions.add(session);
|
||||
|
||||
await saveChatSessions(novelId, sessions);
|
||||
|
||||
await updateChatSession(session, needsSync: needsSync);
|
||||
}
|
||||
|
||||
// 获取特定会话
|
||||
Future<ChatSession?> getChatSession(String sessionId) async {
|
||||
final key = 'chat_session_detail_$sessionId';
|
||||
final prefs = await _ensureInitialized();
|
||||
final json = prefs.getString(key);
|
||||
|
||||
if (json == null) {
|
||||
return null;
|
||||
}
|
||||
|
||||
return ChatSession.fromJson(jsonDecode(json));
|
||||
}
|
||||
|
||||
// 更新会话 - 同时处理标记同步
|
||||
Future<void> updateChatSession(ChatSession session,
|
||||
{bool needsSync = false}) async {
|
||||
final key = 'chat_session_detail_${session.id}';
|
||||
final prefs = await _ensureInitialized();
|
||||
await prefs.setString(key, jsonEncode(session.toJson()));
|
||||
|
||||
if (needsSync) {
|
||||
await markForSyncByType(session.id, 'chat_session');
|
||||
}
|
||||
}
|
||||
|
||||
// 删除会话
|
||||
Future<void> deleteChatSession(String sessionId) async {
|
||||
final key = 'chat_session_detail_$sessionId';
|
||||
final prefs = await _ensureInitialized();
|
||||
await prefs.remove(key);
|
||||
|
||||
await clearSyncFlagByType('chat_session', sessionId);
|
||||
}
|
||||
|
||||
// 获取需要同步的所有会话
|
||||
Future<List<ChatSession>> getSessionsToSync() async {
|
||||
final syncList = await getSyncList('chat_session');
|
||||
final sessions = <ChatSession>[];
|
||||
|
||||
for (final sessionId in syncList) {
|
||||
final session = await getChatSession(sessionId);
|
||||
if (session != null) {
|
||||
sessions.add(session);
|
||||
} else {
|
||||
AppLogger.w('LocalStorageService',
|
||||
'getSessionsToSync: 未找到标记为同步的会话详情: $sessionId。考虑清除此标记。');
|
||||
}
|
||||
}
|
||||
|
||||
return sessions;
|
||||
}
|
||||
|
||||
// 清除所有数据
|
||||
Future<void> clearAll() async {
|
||||
final prefs = await _ensureInitialized();
|
||||
await prefs.clear();
|
||||
}
|
||||
|
||||
/// 获取会话的消息列表（用于显示历史记录）
|
||||
Future<List<ChatMessage>?> getMessagesForSession(String sessionId) async {
|
||||
final prefs = await _ensureInitialized();
|
||||
final key = 'chat_messages_$sessionId'; // Key for storing full history
|
||||
final jsonList = prefs.getStringList(key);
|
||||
if (jsonList == null) return null;
|
||||
try {
|
||||
// Sort messages by timestamp after parsing
|
||||
final messages = jsonList
|
||||
.map((json) => ChatMessage.fromJson(jsonDecode(json)))
|
||||
.toList();
|
||||
messages.sort((a, b) => a.timestamp.compareTo(b.timestamp));
|
||||
return messages;
|
||||
} catch (e, stackTrace) {
|
||||
AppLogger.e(
|
||||
'LocalStorageService', '解析会话 $sessionId 的消息失败', e, stackTrace);
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
/// 保存会话的消息列表（用于缓存历史记录）
|
||||
Future<void> saveMessagesForSession(
|
||||
String sessionId, List<ChatMessage> messages) async {
|
||||
final prefs = await _ensureInitialized();
|
||||
final key = 'chat_messages_$sessionId'; // Key for storing full history
|
||||
// Sort messages by timestamp before saving
|
||||
messages.sort((a, b) => a.timestamp.compareTo(b.timestamp));
|
||||
final jsonList = messages.map((msg) => jsonEncode(msg.toJson())).toList();
|
||||
await prefs.setStringList(key, jsonList);
|
||||
}
|
||||
|
||||
/// 添加单条消息到会话历史（例如，收到新消息或发送成功后）
|
||||
Future<void> addMessageToSessionHistory(
|
||||
String sessionId, ChatMessage message) async {
|
||||
final messages = await getMessagesForSession(sessionId) ?? [];
|
||||
// Avoid duplicates if message already exists
|
||||
if (!messages.any((m) => m.id == message.id)) {
|
||||
messages.add(message);
|
||||
await saveMessagesForSession(sessionId, messages);
|
||||
}
|
||||
}
|
||||
|
||||
/// 添加待发送消息到队列
|
||||
Future<String> addPendingMessage({
|
||||
required String userId,
|
||||
required String sessionId,
|
||||
required String content,
|
||||
required Map<String, dynamic>? metadata,
|
||||
}) async {
|
||||
final prefs = await _ensureInitialized();
|
||||
final pendingList = prefs.getStringList(_pendingMessagesKey) ?? [];
|
||||
final localId = _uuid.v4(); // Generate unique local ID
|
||||
|
||||
final pendingMessageData = {
|
||||
'localId': localId, // Unique ID for removal later
|
||||
'userId': userId,
|
||||
'sessionId': sessionId,
|
||||
'content': content,
|
||||
'metadata': metadata,
|
||||
'timestamp':
|
||||
DateTime.now().toIso8601String(), // Store time added to queue
|
||||
};
|
||||
|
||||
pendingList.add(jsonEncode(pendingMessageData));
|
||||
await prefs.setStringList(_pendingMessagesKey, pendingList);
|
||||
AppLogger.i('LocalStorageService',
|
||||
'添加待发送消息到队列: sessionId=$sessionId, localId=$localId');
|
||||
return localId; // Return localId in case UI needs it
|
||||
}
|
||||
|
||||
/// 获取所有待发送消息
|
||||
Future<List<Map<String, dynamic>>> getPendingMessages() async {
|
||||
final prefs = await _ensureInitialized();
|
||||
final jsonList = prefs.getStringList(_pendingMessagesKey) ?? [];
|
||||
try {
|
||||
return jsonList
|
||||
.map((json) => jsonDecode(json) as Map<String, dynamic>)
|
||||
.toList();
|
||||
} catch (e, stackTrace) {
|
||||
AppLogger.e('LocalStorageService', '解析待发送消息队列失败', e, stackTrace);
|
||||
// Optionally clear the corrupted queue
|
||||
// await prefs.remove(_pendingMessagesKey);
|
||||
return [];
|
||||
}
|
||||
}
|
||||
|
||||
/// 从队列中移除已发送的消息 (通过 localId)
|
||||
Future<void> removePendingMessage(String localId) async {
|
||||
final prefs = await _ensureInitialized();
|
||||
final pendingList = prefs.getStringList(_pendingMessagesKey) ?? [];
|
||||
final updatedList = <String>[];
|
||||
bool removed = false;
|
||||
|
||||
for (final jsonString in pendingList) {
|
||||
try {
|
||||
final data = jsonDecode(jsonString) as Map<String, dynamic>;
|
||||
if (data['localId'] != localId) {
|
||||
updatedList.add(jsonString);
|
||||
} else {
|
||||
removed = true;
|
||||
}
|
||||
} catch (e) {
|
||||
// Skip corrupted entry
|
||||
AppLogger.w('LocalStorageService', '移除待发送消息时跳过损坏条目: $e');
|
||||
}
|
||||
}
|
||||
|
||||
if (removed) {
|
||||
await prefs.setStringList(_pendingMessagesKey, updatedList);
|
||||
AppLogger.i('LocalStorageService', '从队列移除待发送消息: localId=$localId');
|
||||
} else {
|
||||
AppLogger.w('LocalStorageService', '尝试移除待发送消息，但未找到: localId=$localId');
|
||||
}
|
||||
}
|
||||
|
||||
// 清理所有同步标记
|
||||
Future<void> clearAllSyncFlags() async {
|
||||
final prefs = await _ensureInitialized();
|
||||
final syncTypes = ['novel', 'scene', 'editor', 'chat_session'];
|
||||
|
||||
for (final type in syncTypes) {
|
||||
final syncKey = 'syncList_$type';
|
||||
await prefs.remove(syncKey);
|
||||
}
|
||||
|
||||
AppLogger.i('LocalStorageService', '已清理所有同步标记');
|
||||
}
|
||||
|
||||
// 清理指定小说的同步标记
|
||||
Future<void> clearNovelSyncFlags(String novelId) async {
|
||||
if (novelId.isEmpty) return;
|
||||
|
||||
final prefs = await _ensureInitialized();
|
||||
|
||||
// 清理小说本身的同步标记
|
||||
const novelSyncKey = 'syncList_novel';
|
||||
final novelSyncList = prefs.getStringList(novelSyncKey) ?? [];
|
||||
if (novelSyncList.contains(novelId)) {
|
||||
novelSyncList.remove(novelId);
|
||||
await prefs.setStringList(novelSyncKey, novelSyncList);
|
||||
AppLogger.i('LocalStorageService', '已清理小说同步标记: $novelId');
|
||||
}
|
||||
|
||||
// 清理场景同步标记
|
||||
const sceneSyncKey = 'syncList_scene';
|
||||
final sceneSyncList = prefs.getStringList(sceneSyncKey) ?? [];
|
||||
final updatedSceneSyncList = sceneSyncList.where((sceneKey) {
|
||||
final parts = sceneKey.split('_');
|
||||
return parts.isEmpty || parts[0] != novelId;
|
||||
}).toList();
|
||||
|
||||
if (updatedSceneSyncList.length != sceneSyncList.length) {
|
||||
await prefs.setStringList(sceneSyncKey, updatedSceneSyncList);
|
||||
AppLogger.i('LocalStorageService',
|
||||
'已清理场景同步标记: ${sceneSyncList.length - updatedSceneSyncList.length} 个场景，小说ID: $novelId');
|
||||
}
|
||||
|
||||
// 清理编辑器内容同步标记
|
||||
const editorSyncKey = 'syncList_editor';
|
||||
final editorSyncList = prefs.getStringList(editorSyncKey) ?? [];
|
||||
final updatedEditorSyncList = editorSyncList.where((contentKey) {
|
||||
final parts = contentKey.split('_');
|
||||
return parts.isEmpty || parts[0] != novelId;
|
||||
}).toList();
|
||||
|
||||
if (updatedEditorSyncList.length != editorSyncList.length) {
|
||||
await prefs.setStringList(editorSyncKey, updatedEditorSyncList);
|
||||
AppLogger.i('LocalStorageService',
|
||||
'已清理编辑器内容同步标记: ${editorSyncList.length - updatedEditorSyncList.length} 个内容，小说ID: $novelId');
|
||||
}
|
||||
|
||||
// 清理聊天会话同步标记
|
||||
// 注意：这需要先获取所有会话，然后检查它们的metadata中的novelId
|
||||
final sessions = await getSessionsToSync();
|
||||
final sessionsToRemove = sessions.where((session) =>
|
||||
session.metadata != null && session.metadata!['novelId'] == novelId).toList();
|
||||
|
||||
for (final session in sessionsToRemove) {
|
||||
await clearSyncFlagByType('chat_session', session.id);
|
||||
AppLogger.i('LocalStorageService', '已清理聊天会话同步标记: ${session.id}，小说ID: $novelId');
|
||||
}
|
||||
}
|
||||
|
||||
/// 获取指定章节的所有场景键
|
||||
Future<List<String>> getSceneKeysForChapter(
|
||||
String novelId,
|
||||
String actId,
|
||||
String chapterId,
|
||||
) async {
|
||||
try {
|
||||
final box = await Hive.openBox('scenes');
|
||||
final prefix = '${novelId}_${actId}_${chapterId}_';
|
||||
|
||||
// 过滤出所有属于该章节的场景键
|
||||
final List<String> sceneKeys = [];
|
||||
for (final key in box.keys) {
|
||||
if (key is String && key.startsWith(prefix)) {
|
||||
// 从键中提取场景ID
|
||||
final sceneId = key.substring(prefix.length);
|
||||
sceneKeys.add(sceneId);
|
||||
}
|
||||
}
|
||||
|
||||
return sceneKeys;
|
||||
} catch (e) {
|
||||
AppLogger.e('LocalStorageService', '获取章节场景键失败', e);
|
||||
return [];
|
||||
}
|
||||
}
|
||||
|
||||
/// 删除场景内容
|
||||
Future<void> deleteSceneContent(
|
||||
String novelId,
|
||||
String actId,
|
||||
String chapterId,
|
||||
String sceneId,
|
||||
) async {
|
||||
final sceneKey = '${novelId}_${actId}_${chapterId}_$sceneId';
|
||||
try {
|
||||
// 使用SharedPreferences删除场景内容
|
||||
final prefs = await _ensureInitialized();
|
||||
await prefs.remove('scene_$sceneKey');
|
||||
|
||||
// 从场景索引中移除
|
||||
final indexKey = 'scenes_index_${novelId}_${actId}_$chapterId';
|
||||
final sceneIds = prefs.getStringList(indexKey) ?? [];
|
||||
if (sceneIds.contains(sceneId)) {
|
||||
sceneIds.remove(sceneId);
|
||||
await prefs.setStringList(indexKey, sceneIds);
|
||||
}
|
||||
|
||||
AppLogger.i('LocalStorageService', '本地场景内容已删除: $sceneKey');
|
||||
} catch (e) {
|
||||
AppLogger.e('LocalStorageService', '删除场景内容失败: $sceneKey', e);
|
||||
throw Exception('删除场景内容失败: $e');
|
||||
}
|
||||
}
|
||||
|
||||
// 优化的字数统计缓存
|
||||
void _updateWordCountCache(String sceneKey, String content, int wordCount) {
|
||||
final contentHash = content.hashCode.toString();
|
||||
final cacheKey = '${sceneKey}_$contentHash';
|
||||
_wordCountCache[cacheKey] = wordCount.toString();
|
||||
}
|
||||
|
||||
// 从缓存获取字数统计
|
||||
int? getWordCountFromCache(String sceneKey, String content) {
|
||||
final contentHash = content.hashCode.toString();
|
||||
final cacheKey = '${sceneKey}_$contentHash';
|
||||
final cachedCount = _wordCountCache[cacheKey];
|
||||
if (cachedCount != null) {
|
||||
return int.tryParse(cachedCount);
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
// 清除指定小说的缓存
|
||||
Future<void> clearNovelCache(String novelId) async {
|
||||
AppLogger.i('LocalStorageService', '清除小说缓存: $novelId');
|
||||
_novelCache.remove(novelId);
|
||||
_novelCacheTimestamp.remove(novelId);
|
||||
}
|
||||
|
||||
// 清除所有小说缓存
|
||||
Future<void> clearAllNovelCache() async {
|
||||
AppLogger.i('LocalStorageService', '清除所有小说缓存');
|
||||
_novelCache.clear();
|
||||
_novelCacheTimestamp.clear();
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user