Приложение на флаторе, настройки

client-mobile/lib/features/chat/presentation/bloc/chat_bloc.dart

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+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'chat_event.dart';
+import 'chat_state.dart';
+
+class ChatBloc extends Bloc<ChatEvent, ChatState> {
+  ChatBloc() : super(const ChatState.initial()) {
+    on<ChatEventStarted>(_onStarted);
+    on<ChatEventChatsLoaded>(_onChatsLoaded);
+    on<ChatEventChatSelected>(_onChatSelected);
+    on<ChatEventMessagesRequested>(_onMessagesRequested);
+    on<ChatEventMessageSent>(_onMessageSent);
+  }
+
+  Future<void> _onStarted(ChatEventStarted event, emit) async {
+    emit(const ChatState.loading());
+    emit(const ChatState.chatsLoaded([]));
+  }
+    
+  Future<void> _onChatsLoaded(ChatEventChatsLoaded event, emit) async {}
+  Future<void> _onChatSelected(ChatEventChatSelected event, emit) async {}
+  Future<void> _onMessagesRequested(ChatEventMessagesRequested event, emit) async {}
+  Future<void> _onMessageSent(ChatEventMessageSent event, emit) async {}
+}

client-mobile/lib/features/chat/presentation/bloc/chat_event.dart

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+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'chat_event.freezed.dart';
+
+@freezed
+class ChatEvent with _$ChatEvent {
+  const factory ChatEvent.started() = ChatEventStarted;
+  const factory ChatEvent.chatsLoaded() = ChatEventChatsLoaded;
+  const factory ChatEvent.chatSelected(String chatId) = ChatEventChatSelected;
+  const factory ChatEvent.messagesRequested(String chatId, {String? lastMessageId}) = ChatEventMessagesRequested;
+  const factory ChatEvent.messageSent(String chatId, String content) = ChatEventMessageSent;
+  const factory ChatEvent.messageRead(String chatId, String messageId) = ChatEventMessageRead;
+  const factory ChatEvent.chatCreated(String title, List<String> participantIds) = ChatEventChatCreated;
+}

client-mobile/lib/features/chat/presentation/bloc/chat_state.dart

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+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'chat_state.freezed.dart';
+
+@freezed
+class ChatState with _$ChatState {
+  const factory ChatState.initial() = ChatInitial;
+  const factory ChatState.loading() = ChatLoading;
+  const factory ChatState.chatsLoaded(List<dynamic> chats) = _ChatsLoaded;
+  const factory ChatState.chatSelected(String chat, List<dynamic> messages) = _ChatSelected;
+  const factory ChatState.messagesLoaded(List<dynamic> messages) = _MessagesLoaded;
+  const factory ChatState.messageSent() = _MessageSent;
+  const factory ChatState.error(String message) = ChatError;
+}