Init login feature add data layer

lib/features/login/data/datasource/atuthentitcation_datasource.dart

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+import 'package:model/model.dart';
+
+abstract class AuthenticationDataSource {
+  Future<User> authenticationUser(Uri baseUrl, UserName userName, Password password);
+}

lib/features/login/data/datasource_impl/authentication_datasource_impl.dart

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+import 'package:model/model.dart';
+import 'package:tmail_ui_user/features/login/data/datasource/atuthentitcation_datasource.dart';
+import 'package:tmail_ui_user/features/login/data/model/request/account_request.dart';
+import 'package:tmail_ui_user/features/login/data/model/response/user_response.dart';
+import 'package:tmail_ui_user/features/login/data/network/login_api.dart';
+
+class AuthenticationDataSourceImpl extends AuthenticationDataSource {
+
+  final LoginAPI loginAPI;
+
+  AuthenticationDataSourceImpl(this.loginAPI);
+
+  @override
+  Future<User> authenticationUser(Uri baseUrl, UserName userName, Password password) {
+    return Future.sync(() async {
+      final userResponse = await loginAPI.authenticationUser(baseUrl, AccountRequest(userName, password));
+      return userResponse.toUser();
+    }).catchError((error) {
+      throw error;
+    });
+  }
+}

lib/features/login/data/model/converter/user_id_converter.dart

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+import 'dart:convert';
+
+import 'package:json_annotation/json_annotation.dart';
+import 'package:model/model.dart';
+
+class UserIdConverter implements JsonConverter<UserId, String> {
+  const UserIdConverter();
+
+  @override
+  UserId fromJson(String json) => UserId(json);
+
+  @override
+  String toJson(UserId object) => jsonEncode(object.id);
+}

lib/features/login/data/model/request/account_request.dart

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+import 'package:equatable/equatable.dart';
+import 'package:model/model.dart';
+
+class AccountRequest with EquatableMixin {
+  final UserName userName;
+  final Password password;
+
+  AccountRequest(this.userName, this.password);
+
+  Map<String, dynamic> toJson() => <String, dynamic>{
+    'username': userName.userName,
+    'password': password.value,
+  };
+
+  @override
+  List<Object> get props => [userName, password];
+}

lib/features/login/data/model/response/user_response.dart

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+import 'package:core/data/constants/constant.dart';
+import 'package:equatable/equatable.dart';
+import 'package:json_annotation/json_annotation.dart';
+import 'package:model/model.dart';
+import 'package:tmail_ui_user/features/login/data/model/converter/user_id_converter.dart';
+
+part 'user_response.g.dart';
+
+@UserIdConverter()
+@JsonSerializable()
+class UserResponse with EquatableMixin  {
+
+  @JsonKey(name: Constant.userId)
+  final UserId userId;
+  @JsonKey(name: Constant.firstName)
+  final String firstName;
+  @JsonKey(name: Constant.lastName)
+  final String lastName;
+
+  UserResponse(
+    this.userId,
+    this.firstName,
+    this.lastName
+  );
+
+  factory UserResponse.fromJson(Map<String, dynamic> json) => _$UserResponseFromJson(json);
+
+  Map<String, dynamic> toJson() => _$UserResponseToJson(this);
+
+  @override
+  List<Object?> get props => [
+    userId,
+    firstName,
+    lastName,
+  ];
+}
+
+extension UserResponseExtension on UserResponse {
+  User toUser() {
+    return User(
+      userId,
+      firstName,
+      lastName,
+    );
+  }
+}

lib/features/login/data/network/login_api.dart

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+import 'dart:async';
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:core/core.dart';
+import 'package:dio/dio.dart';
+import 'package:tmail_ui_user/features/login/data/model/request/account_request.dart';
+import 'package:tmail_ui_user/features/login/data/model/response/user_response.dart';
+
+class LoginAPI {
+  final DioClient _dioClient;
+
+  LoginAPI(this._dioClient);
+
+  Future<UserResponse> authenticationUser(Uri baseUrl, AccountRequest accountRequest) async {
+    final basicAuth = 'Basic ' + base64Encode(utf8.encode('${accountRequest.userName.userName}:${accountRequest.password.value}'));
+    final resultJson = await _dioClient.post(
+      Endpoint.authentication.generateAuthenticationUrl(baseUrl),
+      options: Options(headers: _buildHeaderRequestParam(basicAuth)),
+      data: accountRequest.toJson());
+    return UserResponse.fromJson(resultJson);
+  }
+
+  Map<String, dynamic> _buildHeaderRequestParam(String authorizationHeader) {
+    final headerParam = _dioClient.getHeaders();
+    headerParam[HttpHeaders.authorizationHeader] = authorizationHeader;
+    return headerParam;
+  }
+}

lib/features/login/data/repository/authentication_repository_impl.dart

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+import 'package:model/model.dart';
+import 'package:tmail_ui_user/features/login/data/datasource/atuthentitcation_datasource.dart';
+import 'package:tmail_ui_user/features/login/domain/repository/authentication_repository.dart';
+
+class AuthenticationRepositoryImpl extends AuthenticationRepository {
+  final AuthenticationDataSource loginDataSource;
+
+  AuthenticationRepositoryImpl(this.loginDataSource);
+
+  @override
+  Future<User> authenticationUser(Uri baseUrl, UserName userName, Password password) {
+    return Future.value(User(UserId(userName.userName), "Alice", "Alice"));
+  }
+}

lib/features/login/data/repository/credential_repository_impl.dart

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+import 'package:model/model.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import 'package:tmail_ui_user/features/login/data/utils/login_constant.dart';
+import 'package:tmail_ui_user/features/login/domain/repository/credential_repository.dart';
+
+class CredentialRepositoryImpl extends CredentialRepository {
+
+  final SharedPreferences sharedPreferences;
+
+  CredentialRepositoryImpl(this.sharedPreferences);
+
+  @override
+  Future<Uri> getBaseUrl() async {
+    return Uri.parse(sharedPreferences.getString(LoginConstant.keyBaseUrl) ?? '');
+  }
+
+  @override
+  Future saveBaseUrl(Uri baseUrl) async {
+    await sharedPreferences.setString(LoginConstant.keyBaseUrl, baseUrl.origin);
+  }
+
+  @override
+  Future removeBaseUrl() async {
+    await sharedPreferences.remove(LoginConstant.keyBaseUrl);
+  }
+
+  @override
+  Future<Password> getPassword() async {
+    return Password(sharedPreferences.getString(LoginConstant.keyPassword) ?? '');
+  }
+
+  @override
+  Future removePassword() async {
+    await sharedPreferences.remove(LoginConstant.keyPassword);
+  }
+
+  @override
+  Future savePassword(Password password) async {
+    await sharedPreferences.setString(LoginConstant.keyPassword, password.value);
+  }
+
+  @override
+  Future<UserName> getUserName() async {
+    return UserName(sharedPreferences.getString(LoginConstant.keyUserName) ?? '');
+  }
+
+  @override
+  Future removeUserName() async {
+    await sharedPreferences.remove(LoginConstant.keyUserName);
+  }
+
+  @override
+  Future saveUserName(UserName userName) async {
+    await sharedPreferences.setString(LoginConstant.keyUserName, userName.userName);
+  }
+}

lib/features/login/data/utils/login_constant.dart

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+class LoginConstant {
+  static const keyBaseUrl = 'KEY_BASE_URL';
+  static const keyUserName = 'KEY_USER_NAME';
+  static const keyPassword = 'KEY_PASSWORD';
+}