TF-78 Implement automatically marked as read when open one email

lib/features/email/domain/repository/email_repository.dart

@@ -6,4 +6,6 @@ abstract class EmailRepository {
   Future<Email> getEmailContent(AccountId accountId, EmailId emailId);
 
   Future<bool> sendEmail(AccountId accountId, EmailRequest emailRequest);
+
+  Future<bool> markAsRead(AccountId accountId, EmailId emailId, bool unread);
 }

lib/features/email/domain/state/mark_as_email_read_state.dart

@@ -0,0 +1,18 @@
+import 'package:core/core.dart';
+
+class MarkAsEmailReadSuccess extends UIState {
+
+  MarkAsEmailReadSuccess();
+
+  @override
+  List<Object?> get props => [];
+}
+
+class MarkAsEmailReadFailure extends FeatureFailure {
+  final exception;
+
+  MarkAsEmailReadFailure(this.exception);
+
+  @override
+  List<Object> get props => [exception];
+}

lib/features/email/domain/usecases/mark_as_email_read_interactor.dart

@@ -0,0 +1,21 @@
+import 'package:core/core.dart';
+import 'package:dartz/dartz.dart';
+import 'package:jmap_dart_client/jmap/account_id.dart';
+import 'package:jmap_dart_client/jmap/mail/email/email.dart';
+import 'package:tmail_ui_user/features/email/domain/repository/email_repository.dart';
+import 'package:tmail_ui_user/features/email/domain/state/mark_as_email_read_state.dart';
+
+class MarkAsEmailReadInteractor {
+  final EmailRepository emailRepository;
+
+  MarkAsEmailReadInteractor(this.emailRepository);
+
+  Future<Either<Failure, Success>> execute(AccountId accountId, EmailId emailId, bool unread) async {
+    try {
+      final result = await emailRepository.markAsRead(accountId, emailId, unread);
+      return result ? Right(MarkAsEmailReadSuccess()) : Left(MarkAsEmailReadFailure(null));
+    } catch (e) {
+      return Left(MarkAsEmailReadFailure(e));
+    }
+  }
+}