Improve repo structure (#22)

* app updated

* readme updated

* rename base folder

* update chatty's readme

* move apps to packages dir

* update repo overview

Co-authored-by: diegoveloper <[email protected]>

packages/chatty/lib/domain/exceptions/auth_exception.dart

@@ -0,0 +1,10 @@
+enum AuthErrorCode {
+  not_auth,
+  not_chat_user,
+}
+
+class AuthException implements Exception {
+  AuthException(this.error);
+
+  final AuthErrorCode error;
+}

packages/chatty/lib/domain/models/auth_user.dart

@@ -0,0 +1,4 @@
+class AuthUser {
+  AuthUser(this.id);
+  final String id;
+}

packages/chatty/lib/domain/models/chat_user.dart

@@ -0,0 +1,6 @@
+class ChatUser {
+  const ChatUser({this.name, this.image, this.id});
+  final String name;
+  final String image;
+  final String id;
+}

packages/chatty/lib/domain/usecases/create_group_usecase.dart

@@ -0,0 +1,38 @@
+import 'dart:io';
+
+import 'package:stream_chatter/data/stream_api_repository.dart';
+import 'package:stream_chatter/data/upload_storage_repository.dart';
+import 'package:stream_chat_flutter/stream_chat_flutter.dart';
+import 'package:uuid/uuid.dart';
+
+class CreateGroupInput {
+  CreateGroupInput({this.imageFile, this.name, this.members});
+  final File imageFile;
+  final String name;
+  final List<String> members;
+}
+
+class CreateGroupUseCase {
+  CreateGroupUseCase(
+    this._streamApiRepository,
+    this._uploadStorageRepository,
+  );
+
+  final UploadStorageRepository _uploadStorageRepository;
+  final StreamApiRepository _streamApiRepository;
+
+  Future<Channel> createGroup(CreateGroupInput input) async {
+    final channelId = Uuid().v4();
+    String image;
+    if (input.imageFile != null) {
+      image = await _uploadStorageRepository.uploadPhoto(input.imageFile, 'channels/$channelId');
+    }
+    final channel = await _streamApiRepository.createGroupChat(
+      channelId,
+      input.name,
+      input.members,
+      image: image,
+    );
+    return channel;
+  }
+}

packages/chatty/lib/domain/usecases/login_usecase.dart

@@ -0,0 +1,30 @@
+import 'package:stream_chatter/data/auth_repository.dart';
+import 'package:stream_chatter/data/stream_api_repository.dart';
+import 'package:stream_chatter/domain/exceptions/auth_exception.dart';
+import 'package:stream_chatter/domain/models/auth_user.dart';
+
+class LoginUseCase {
+  LoginUseCase(this.authRepository, this.streamApiRepository);
+
+  final AuthRepository authRepository;
+  final StreamApiRepository streamApiRepository;
+
+  Future<bool> validateLogin() async {
+    print('validateLogin');
+    final user = await authRepository.getAuthUser();
+    print('user: ${user?.id}');
+    if (user != null) {
+      final result = await streamApiRepository.connectIfExist(user.id);
+      if (result) {
+        return true;
+      } else {
+        throw AuthException(AuthErrorCode.not_chat_user);
+      }
+    }
+    throw AuthException(AuthErrorCode.not_auth);
+  }
+
+  Future<AuthUser> signIn() async {
+    return await authRepository.signIn();
+  }
+}

packages/chatty/lib/domain/usecases/logout_usecase.dart

@@ -0,0 +1,13 @@
+import 'package:stream_chatter/data/auth_repository.dart';
+import 'package:stream_chatter/data/stream_api_repository.dart';
+
+class LogoutUseCase {
+  LogoutUseCase(this.streamApiRepository, this.authRepository);
+  final StreamApiRepository streamApiRepository;
+  final AuthRepository authRepository;
+
+  Future<void> logout() async {
+    await streamApiRepository.logout();
+    await authRepository.logout();
+  }
+}

packages/chatty/lib/domain/usecases/profile_sign_in_usecase.dart

@@ -0,0 +1,34 @@
+import 'dart:io';
+
+import 'package:stream_chatter/data/auth_repository.dart';
+import 'package:stream_chatter/data/stream_api_repository.dart';
+import 'package:stream_chatter/data/upload_storage_repository.dart';
+import 'package:stream_chatter/domain/models/chat_user.dart';
+
+class ProfileInput {
+  ProfileInput({this.imageFile, this.name});
+  final File imageFile;
+  final String name;
+}
+
+class ProfileSignInUseCase {
+  ProfileSignInUseCase(
+    this._authRepository,
+    this._streamApiRepository,
+    this._uploadStorageRepository,
+  );
+
+  final AuthRepository _authRepository;
+  final UploadStorageRepository _uploadStorageRepository;
+  final StreamApiRepository _streamApiRepository;
+
+  Future<void> verify(ProfileInput input) async {
+    final auth = await _authRepository.getAuthUser();
+    final token = await _streamApiRepository.getToken(auth.id);
+    String image;
+    if (input.imageFile != null) {
+      image = await _uploadStorageRepository.uploadPhoto(input.imageFile, 'users/${auth.id}');
+    }
+    await _streamApiRepository.connectUser(ChatUser(name: input.name, id: auth.id, image: image), token);
+  }
+}