TF-78 Implement mark as read & unread for multiple selected email in threads

lib/features/thread/domain/state/mark_as_multiple_email_read_state.dart

@@ -0,0 +1,38 @@
+import 'package:core/core.dart';
+import 'package:dartz/dartz.dart';
+
+class MarkAsMultipleEmailReadAllSuccess extends UIState {
+  final List<Either<Failure, Success>> resultList;
+
+  MarkAsMultipleEmailReadAllSuccess(this.resultList);
+
+  @override
+  List<Object?> get props => [resultList];
+}
+
+class MarkAsMultipleEmailReadAllFailure extends FeatureFailure {
+  final List<Either<Failure, Success>> resultList;
+
+  MarkAsMultipleEmailReadAllFailure(this.resultList);
+
+  @override
+  List<Object> get props => [resultList];
+}
+
+class MarkAsMultipleEmailReadHasSomeEmailFailure extends UIState {
+  final List<Either<Failure, Success>> resultList;
+
+  MarkAsMultipleEmailReadHasSomeEmailFailure(this.resultList);
+
+  @override
+  List<Object> get props => [resultList];
+}
+
+class MarkAsMultipleEmailReadFailure extends FeatureFailure {
+  final exception;
+
+  MarkAsMultipleEmailReadFailure(this.exception);
+
+  @override
+  List<Object> get props => [exception];
+}