feat(chat): 发收消息全量实现 (#25~#28)
- 移除 @riverpod/@freezed 注解依赖,全部改为手写 Provider(无需 build_runner) · LoginState 改为纯 Dart,LoginViewModel/ThemeViewModel/ChatViewModel 改为 Notifier · UserNotifier 改为 FamilyAsyncNotifier<User?,int>,mini_app_provider 改为手写 Provider · 15 个 StreamProvider/StreamProvider.family 从 @riverpod 迁移至手写 - 发送消息(#25) · SendMessageRequest/SendMessageResponse DTO · SendMessageUseCase:乐观写入 DB → HTTP POST → 更新 Chat 摘要 - 接收消息 WS(#26) · WsMessageService:监听 mode2 WS 帧 → HTTP 补拉 → DB 写入 → Chat 更新 · FetchHistoryRequest/FetchHistoryResponse DTO(GET /app/api/chat/history) · FetchHistoryUseCase:拉取 → insertOrReplaceAll - DI 装配(chat_service_providers.dart) · wsMessageServiceProvider、sendMessageUseCaseProvider、fetchHistoryUseCaseProvider - 聊天列表页(#27) · ChatListViewModel(Notifier<void>)+ chat_page.dart 真实会话列表 UI · ListTile:头像首字母、最新消息摘要、未读角标、时间格式化 - 聊天详情页(#28) · ChatDetailViewModel(FamilyNotifier<ChatDetailState,int>)+ chat_detail_page.dart · 消息气泡(自己/他人分左右)、底部输入框、发送状态与错误提示 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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@@ -3,9 +3,6 @@ import 'package:im_app/app/di/db_provider.dart';
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import 'package:im_app/data/repositories/message_repository_impl.dart';
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import 'package:im_app/domain/entities/message.dart';
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import 'package:im_app/domain/repositories/message_repository.dart';
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import 'package:riverpod_annotation/riverpod_annotation.dart';
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part 'message_provider.g.dart';
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// ── Repository ────────────────────────────────────────────────────────────────
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@@ -17,13 +14,11 @@ final messageRepositoryProvider = Provider<MessageRepository>((ref) {
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// ── Streams ───────────────────────────────────────────────────────────────────
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/// 监听指定 chatId 的消息列表
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@riverpod
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Stream<List<Message>> messagesByChatId(Ref ref, int chatId) {
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final messagesByChatIdProvider = StreamProvider.family<List<Message>, int>((ref, chatId) {
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return ref.watch(messageRepositoryProvider).watchByChatId(chatId);
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}
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});
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/// 监听指定消息
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@riverpod
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Stream<Message?> messageById(Ref ref, int id) {
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final messageByIdProvider = StreamProvider.family<Message?, int>((ref, id) {
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return ref.watch(messageRepositoryProvider).watchById(id);
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}
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});
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