feat(chat): Cheatroom layouts and API data load

lib/presentation/chat/chat_screen/bloc/chat_bloc.dart

@@ -1,5 +1,9 @@
 import 'package:equatable/equatable.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_dotenv/flutter_dotenv.dart';
+import 'package:hive/hive.dart';
+import 'package:http/http.dart' as http;
+import 'dart:convert';
 import '/core/app_export.dart';
 import 'package:eatvio_app/presentation/chat/chat_screen/models/chat_model.dart';
 part 'chat_event.dart';
@@ -15,6 +19,42 @@ class ChatBloc extends Bloc<ChatEvent, ChatState> {
     ChatInitialEvent event,
     Emitter<ChatState> emit,
   ) async {
-    emit(state.copyWith(chatModelObj: state.chatModelObj?.copyWith()));
+    try {
+      final box = await Hive.openBox('token');
+      final token = box.get('token');
+      if (token == null) {
+        NavigatorService.popAndPushNamed(
+          AppRoutes.authScreen,
+        );
+      }
+      final int id = 1;
+      final response = await http.get(
+        Uri.parse(dotenv.env['SERVER_ROOT']! + '/chat/$id/show'),
+        headers: {
+          'Authorization': 'Bearer $token',
+        },
+      );
+      if (response.statusCode == 200) {
+        final data = jsonDecode(response.body);
+        print(data['chatRooms']);
+        if (data is Map<String, dynamic> && data.containsKey('chatRooms')) {
+          if (state is ChatLoadedState) {
+            var currentState = state as ChatLoadedState;
+            emit(currentState.copyWith());
+          } else {
+            emit(ChatLoadedState());
+          }
+        } else {
+          // Один или несколько ключевых полей отсутствуют, обрабатываем ошибку
+          emit(ChatErrorState('Некоторые необходимые данные отсутствуют.'));
+        }
+      } else {
+        // Статус ответа не равен 200, обрабатываем ошибку
+        emit(ChatErrorState('Ошибка сервера: ${response.statusCode}'));
+      }
+    } catch (e) {
+      // Ошибка при декодировании JSON или другая ошибка выполнения
+      emit(ChatErrorState('Ошибка при получении данных о чатах: $e'));
+    }
   }
 }

lib/presentation/chat/chat_screen/bloc/chat_state.dart

@@ -3,8 +3,26 @@
 part of 'chat_bloc.dart';
 
 /// Represents the state of Chat in the application.
+///
+
 class ChatState extends Equatable {
   ChatState({
+    this.chatModelObj,
+  });
+
+  ChatModel? chatModelObj;
+
+  @override
+  List<Object?> get props => [chatModelObj];
+  ChatState copyWith({ChatModel? chatModelObj}) {
+    return ChatState(
+      chatModelObj: chatModelObj ?? this.chatModelObj,
+    );
+  }
+}
+
+class ChatLoadedState extends ChatState {
+  ChatLoadedState({
     this.selectedDropDownValue,
     this.chatModelObj,
   });
@@ -23,9 +41,21 @@ class ChatState extends Equatable {
     ChatModel? chatModelObj,
   }) {
     return ChatState(
-      selectedDropDownValue:
-          selectedDropDownValue ?? this.selectedDropDownValue,
       chatModelObj: chatModelObj ?? this.chatModelObj,
     );
   }
 }
+
+class ChatErrorState extends ChatState {
+  final String errorMessage;
+
+  ChatErrorState(this.errorMessage);
+
+  @override
+  List<Object> get props => [errorMessage];
+}
+
+class ChatInitialState extends ChatState {
+  ChatInitialState({required ChatModel chatModelObj})
+      : super(chatModelObj: chatModelObj);
+}