feat(app): Добавить пример со Scope (#5)

* feat(app): Добавить пример со Scope

* fix scope

* feat: добавить скоуп с внутренней зависимостью от репозитория (#6)

Co-authored-by: Artem Barkalov <artembark@gmail.com>

* feat: исправить обалсть видимости ProfileScope

* feat: добавить фикс namespace плагинов

---------

Co-authored-by: PetrovY <y.petrov@friflex.com>
Co-authored-by: Artem Barkalov <artembark@gmail.com>

lib/features/profile/data/repository/profile_mock_repository.dart

@@ -0,0 +1,14 @@
+import '../../domain/repository/i_profile_repository.dart';
+
+/// {@template ProfileMockRepository}
+///
+/// {@endtemplate}
+final class ProfileMockRepository implements IProfileRepository {
+  @override
+  String get name => 'ProfileMockRepository';
+
+  @override
+  Future<String> fetchUserProfile(String id) {
+    return Future.value('MOCK Yura Petrov');
+  }
+}

lib/features/profile/data/repository/profile_repository.dart

@@ -0,0 +1,24 @@
+import 'package:friflex_starter/app/http/i_http_client.dart';
+
+import '../../domain/repository/i_profile_repository.dart';
+
+/// {@template ProfileRepository}
+///
+/// {@endtemplate}
+final class ProfileRepository implements IProfileRepository {
+  final IHttpClient httpClient;
+
+  ProfileRepository({required this.httpClient});
+
+  @override
+  String get name => 'ProfileRepository';
+
+  @override
+  Future<String> fetchUserProfile(String id) async {
+    // Какой-то запрос к серверу
+    await Future.delayed(const Duration(seconds: 1));
+    // httpClient.get('https://example.com/profile/$id');
+
+    return 'Yura Petrov';
+  }
+}

lib/features/profile/domain/bloc/profile_bloc.dart

@@ -0,0 +1,39 @@
+import 'package:equatable/equatable.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:friflex_starter/features/profile/domain/repository/i_profile_repository.dart';
+
+part 'profile_event.dart';
+part 'profile_state.dart';
+
+class ProfileBloc extends Bloc<ProfileEvent, ProfileState> {
+  ProfileBloc(this._profileRepository) : super(ProfileInitialState()) {
+    // Вам необходимо добавлять только
+    // один обработчик событий в конструкторе
+    on<ProfileEvent>((event, emit) async {
+      if (event is ProfileFetchProfileEvent) {
+        await _fetchProfile(event, emit);
+      }
+    });
+  }
+
+  final IProfileRepository _profileRepository;
+
+  Future<void> _fetchProfile(
+    ProfileFetchProfileEvent event,
+    Emitter<ProfileState> emit,
+  ) async {
+    try {
+      emit(ProfileWaitingState());
+      final data = await _profileRepository.fetchUserProfile(event.id);
+      emit(ProfileSuccessState(data: data));
+    } on Object catch (error, stackTrace) {
+      emit(
+        ProfileErrorState(
+          message: 'Ошибка при загрузке профиля',
+          error: error,
+          stackTrace: stackTrace,
+        ),
+      );
+    }
+  }
+}

lib/features/profile/domain/bloc/profile_event.dart

@@ -0,0 +1,17 @@
+part of 'profile_bloc.dart';
+
+sealed class ProfileEvent extends Equatable {
+  const ProfileEvent();
+
+  @override
+  List<Object> get props => [];
+}
+
+final class ProfileFetchProfileEvent extends ProfileEvent {
+  final String id;
+
+  const ProfileFetchProfileEvent({required this.id});
+
+  @override
+  List<Object> get props => [id];
+}

lib/features/profile/domain/bloc/profile_state.dart

@@ -0,0 +1,36 @@
+part of 'profile_bloc.dart';
+
+sealed class ProfileState extends Equatable {
+  const ProfileState();
+
+  @override
+  List<Object> get props => [];
+}
+
+final class ProfileInitialState extends ProfileState {}
+
+final class ProfileWaitingState extends ProfileState {}
+
+final class ProfileErrorState extends ProfileState {
+  final String message;
+  final Object error;
+  final StackTrace? stackTrace;
+
+  const ProfileErrorState({
+    required this.message,
+    required this.error,
+    this.stackTrace,
+  });
+
+  @override
+  List<Object> get props => [message, error];
+}
+
+final class ProfileSuccessState extends ProfileState {
+  final Object data;
+
+  const ProfileSuccessState({required this.data});
+
+  @override
+  List<Object> get props => [data];
+}

lib/features/profile/domain/repository/i_profile_repository.dart

@@ -0,0 +1,8 @@
+import 'package:friflex_starter/di/di_base_repo.dart';
+
+/// {@template IProfileRepository}
+///
+/// {@endtemplate}
+abstract interface class IProfileRepository with DiBaseRepo {
+  Future<String> fetchUserProfile(String id);
+}

lib/features/profile/presentation/screens/profile_screen.dart

@@ -0,0 +1,48 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:friflex_starter/app/app_context_ext.dart';
+import 'package:friflex_starter/features/profile/domain/bloc/profile_bloc.dart';
+
+// Класс экрана, где мы инициализируем ProfileBloc
+// и вызываем событие ProfileFetchProfileEvent
+class ProfileScreen extends StatelessWidget {
+  const ProfileScreen({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final profileRepository = context.di.repositories.profileRepository;
+    // Здесь мы инициализируем ProfileBloc
+    // и вызываем событие ProfileFetchProfileEvent
+    // Или любые другие события, которые вам нужны
+    return BlocProvider(
+      create: (context) => ProfileBloc(profileRepository)
+        ..add(const ProfileFetchProfileEvent(id: '1')),
+      child: const _ProfileScreenView(),
+    );
+  }
+}
+
+/// Виджет, который отображает UI экрана
+class _ProfileScreenView extends StatelessWidget {
+  const _ProfileScreenView();
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Profile'),
+      ),
+      body: Center(
+        child: BlocBuilder<ProfileBloc, ProfileState>(
+          builder: (context, state) {
+            return switch (state) {
+              ProfileSuccessState() => Text('Data: ${state.props.first}'),
+              ProfileErrorState() => Text('Error: ${state.message}'),
+              _ => const CircularProgressIndicator(),
+            };
+          },
+        ),
+      ),
+    );
+  }
+}