Created duplicate_space presentation layer.

lib/pages/space_management_v2/modules/duplicate_space/presentation/bloc/duplicate_space_bloc.dart

@@ -0,0 +1,36 @@
+import 'package:bloc/bloc.dart';
+import 'package:equatable/equatable.dart';
+import 'package:syncrow_web/pages/space_management_v2/modules/communities/domain/models/space_model.dart';
+import 'package:syncrow_web/pages/space_management_v2/modules/duplicate_space/domain/params/duplicate_space_param.dart';
+import 'package:syncrow_web/pages/space_management_v2/modules/duplicate_space/domain/services/duplicate_space_service.dart';
+import 'package:syncrow_web/services/api/api_exception.dart';
+
+part 'duplicate_space_event.dart';
+part 'duplicate_space_state.dart';
+
+class DuplicateSpaceBloc extends Bloc<DuplicateSpaceEvent, DuplicateSpaceState> {
+  DuplicateSpaceBloc(
+    this._duplicateSpaceService,
+  ) : super(const DuplicateSpaceInitial()) {
+    on<DuplicateSpaceEvent>(_onDuplicateSpaceEvent);
+  }
+
+  final DuplicateSpaceService _duplicateSpaceService;
+
+  Future<void> _onDuplicateSpaceEvent(
+    DuplicateSpaceEvent event,
+    Emitter<DuplicateSpaceState> emit,
+  ) async {
+    try {
+      emit(const DuplicateSpaceLoading());
+      final result = await _duplicateSpaceService.duplicateSpace(event.param);
+      emit(DuplicateSpaceSuccess(result));
+    } on APIException catch (e) {
+      emit(DuplicateSpaceFailure(e.message));
+    } catch (e) {
+      emit(DuplicateSpaceFailure(e.toString()));
+    } finally {
+      emit(const DuplicateSpaceInitial());
+    }
+  }
+}

lib/pages/space_management_v2/modules/duplicate_space/presentation/bloc/duplicate_space_event.dart

@@ -0,0 +1,10 @@
+part of 'duplicate_space_bloc.dart';
+
+final class DuplicateSpaceEvent extends Equatable {
+  const DuplicateSpaceEvent({required this.param});
+
+  final DuplicateSpaceParam param;
+
+  @override
+  List<Object> get props => [param];
+}

lib/pages/space_management_v2/modules/duplicate_space/presentation/bloc/duplicate_space_state.dart

@@ -0,0 +1,34 @@
+part of 'duplicate_space_bloc.dart';
+
+sealed class DuplicateSpaceState extends Equatable {
+  const DuplicateSpaceState();
+
+  @override
+  List<Object> get props => [];
+}
+
+final class DuplicateSpaceInitial extends DuplicateSpaceState {
+  const DuplicateSpaceInitial();
+}
+
+final class DuplicateSpaceLoading extends DuplicateSpaceState {
+  const DuplicateSpaceLoading();
+}
+
+final class DuplicateSpaceSuccess extends DuplicateSpaceState {
+  const DuplicateSpaceSuccess(this.space);
+
+  final SpaceModel space;
+
+  @override
+  List<Object> get props => [space];
+}
+
+final class DuplicateSpaceFailure extends DuplicateSpaceState {
+  const DuplicateSpaceFailure(this.errorMessage);
+
+  final String errorMessage;
+
+  @override
+  List<Object> get props => [errorMessage];
+}