Приложение на флаторе, настройки

client-mobile/lib/features/chat/data/datasources/chat_local_datasource.dart

@@ -0,0 +1,13 @@
+import '../../../../core/errors/result.dart';
+import '../../domain/entities/chat.dart';
+import '../../domain/entities/message.dart';
+
+abstract class ChatLocalDataSource {
+  Future<Result<List<Chat>>> getCachedChats();
+  Future<Result<void>> cacheChats(List<Chat> chats);
+  Future<Result<Chat>> getChatFromCache(String chatId);
+  Future<Result<void>> cacheChat(Chat chat);
+  Future<Result<List<Message>>> getMessagesFromCache(String chatId);
+  Future<Result<void>> cacheMessages(String chatId, List<Message> messages);
+  Future<Result<void>> clearCache();
+}

client-mobile/lib/features/chat/data/datasources/chat_remote_datasource.dart

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+import '../../../../core/errors/result.dart';
+import '../../domain/entities/chat.dart';
+import '../../domain/entities/message.dart';
+
+abstract class ChatRemoteDataSource {
+  Future<Result<List<Chat>>> getChats();
+  Future<Result<Chat>> getChatById(String chatId);
+  Future<Result<void>> createChat(String title, List<String> participantIds);
+  Future<Result<void>> sendMessage(String chatId, Message message);
+  Future<Result<List<Message>>> getMessages(String chatId, {int? limit, String? lastMessageId});
+  Stream<Result<Message>> listenToMessages(String chatId);
+}

client-mobile/lib/features/chat/data/repositories/chat_repository_impl.dart

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+import '../../../../core/errors/errors.dart';
+import '../../../../core/errors/result.dart';
+import '../../domain/entities/chat.dart';
+import '../../domain/entities/message.dart';
+import '../../domain/repositories/chat_repository.dart';
+
+class ChatRepositoryImpl implements ChatRepository {
+  @override
+  Future<Result<void>> createChat(String title, List<String> participantIds) async {
+    return const Result.success(null);
+  }
+
+  @override
+  Future<Result<void>> deleteChat(String chatId) async {
+    return const Result.success(null);
+  }
+
+  @override
+  Future<Result<Chat>> getChatById(String chatId) async {
+    return const Result.failure(AppError.notFound(message: 'Chat not found'));
+  }
+
+  @override
+  Future<Result<List<Chat>>> getChats() async {
+    // Return empty list for now
+    return const Result.success([]);
+  }
+
+  @override
+  Future<Result<List<Message>>> getMessages(
+    String chatId, {
+    int? limit,
+    String? lastMessageId,
+  }) async {
+    return const Result.success([]);
+  }
+
+  @override
+  Future<Result<void>> sendMessage(String chatId, Message message) async {
+    return const Result.success(null);
+  }
+
+  @override
+  Future<Result<void>> updateChat(String chatId, String title) async {
+    return const Result.success(null);
+  }
+}