add decorator layer

lib/pages/access_management/manage_bookable_spaces/data/non_bookable_spaces_decorator.dart

@@ -0,0 +1,32 @@
+import 'dart:async';
+
+import 'package:syncrow_web/pages/access_management/manage_bookable_spaces/domain/models/bookable_space_model.dart';
+import 'package:syncrow_web/pages/access_management/manage_bookable_spaces/domain/params/non_bookable_spaces_params.dart';
+import 'package:syncrow_web/pages/access_management/manage_bookable_spaces/domain/service/non_bookable_spaces_service.dart';
+import 'package:syncrow_web/pages/space_management_v2/main_module/shared/models/paginated_data_model.dart';
+
+class NonBookableSpacesDebouncerDecoratorService
+    implements NonBookableSpacesService {
+  final NonBookableSpacesService _delegate;
+  Timer? _debounce;
+
+  NonBookableSpacesDebouncerDecoratorService(this._delegate);
+
+  @override
+  Future<PaginatedDataModel<BookableSpacemodel>> load(
+      NonBookableSpacesParams params) {
+    final completer = Completer<PaginatedDataModel<BookableSpacemodel>>();
+
+    _debounce?.cancel();
+    _debounce = Timer(const Duration(milliseconds: 500), () async {
+      try {
+        final result = await _delegate.load(params);
+        completer.complete(result);
+      } catch (e) {
+        completer.completeError(e);
+      }
+    });
+
+    return completer.future;
+  }
+}

lib/pages/access_management/manage_bookable_spaces/data/remote_non_bookable_spaces.dart

@@ -10,19 +10,15 @@ import 'package:syncrow_web/services/api/http_service.dart';
 import 'package:syncrow_web/utils/constants/api_const.dart';
 
 class RemoteNonBookableSpaces implements NonBookableSpacesService {
-  Timer? _debounce;
-
   final HTTPService _httpService;
+
   RemoteNonBookableSpaces(this._httpService);
+
   static const _defaultErrorMessage = 'Failed to load Spaces';
 
   @override
   Future<PaginatedDataModel<BookableSpacemodel>> load(
-      NonBookableSpacesParams params) {
+      NonBookableSpacesParams params) async {
-    final completer = Completer<PaginatedDataModel<BookableSpacemodel>>();
-
-    _debounce?.cancel();
-    _debounce = Timer(const Duration(milliseconds: 500), () async {
     try {
       final response = await _httpService.get(
         path: ApiEndpoints.bookableSpaces,
@@ -39,7 +35,7 @@ class RemoteNonBookableSpaces implements NonBookableSpacesService {
           );
         },
       );
-        completer.complete(response);
+      return response;
     } on DioException catch (e) {
       final message = e.response?.data as Map<String, dynamic>?;
       final error = message?['error'] as Map<String, dynamic>?;
@@ -48,13 +44,10 @@ class RemoteNonBookableSpaces implements NonBookableSpacesService {
         _defaultErrorMessage,
         errorMessage,
       ].join(': ');
-        completer.completeError(APIException(formattedErrorMessage));
+      throw APIException(formattedErrorMessage);
     } catch (e) {
       final formattedErrorMessage = [_defaultErrorMessage, '$e'].join(': ');
-        completer.completeError(APIException(formattedErrorMessage));
+      throw APIException(formattedErrorMessage);
-      }
+    }
-    });
-
-    return completer.future;
   }
 }

lib/pages/access_management/manage_bookable_spaces/presentation/screens/setup_bookable_spaces_dialog.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:syncrow_web/pages/access_management/manage_bookable_spaces/data/non_bookable_spaces_decorator.dart';
 import 'package:syncrow_web/pages/access_management/manage_bookable_spaces/data/remote_non_bookable_spaces.dart';
 import 'package:syncrow_web/pages/access_management/manage_bookable_spaces/data/remote_send_bookable_spaces.dart';
 import 'package:syncrow_web/pages/access_management/manage_bookable_spaces/domain/models/bookable_space_model.dart';
@@ -46,7 +47,9 @@ class _SetupBookableSpacesDialogState extends State<SetupBookableSpacesDialog> {
         ),
         BlocProvider<NonBookableSpacesBloc>(
           create: (context) => NonBookableSpacesBloc(
+            NonBookableSpacesDebouncerDecoratorService(
               RemoteNonBookableSpaces(HTTPService()),
+            ),
           )..add(
               LoadUnBookableSpacesEvent(
                 nonBookableSpacesParams: