Add presentation layer for get Session

lib/features/login/domain/usecases/delete_credential_interactor.dart

@@ -0,0 +1,25 @@
+import 'dart:core';
+
+import 'package:core/core.dart';
+import 'package:dartz/dartz.dart';
+import 'package:tmail_ui_user/features/login/domain/repository/credential_repository.dart';
+import 'package:tmail_ui_user/features/login/domain/state/delete_credential_state.dart';
+
+class DeleteCredentialInteractor {
+  final CredentialRepository credentialRepository;
+
+  DeleteCredentialInteractor(this.credentialRepository);
+
+  Future<Either<Failure, Success>> execute() async {
+    try {
+      await Future.wait([
+        credentialRepository.removeBaseUrl(),
+        credentialRepository.removeUserName(),
+        credentialRepository.removePassword()
+      ]);
+      return Right(DeleteCredentialSuccess());
+    } catch (exception) {
+      return Left(DeleteCredentialFailure(exception));
+    }
+  }
+}