some changes in tenders

lib/view_models/tender_detail_view_model.dart

@@ -61,6 +61,7 @@ class TenderDetailViewModel with ChangeNotifier {
     required String submissionMode,
   }) async {
     _isSubmitApprovalLoading = true;
+    _errorMessage = null;
     notifyListeners();
     final result = await _tendersRepository.toggleApprovals(
       tenderId: tenderId,
@@ -89,6 +90,7 @@ class TenderDetailViewModel with ChangeNotifier {
     required String submissionMode,
   }) async {
     _isRejectApprovalLoading = true;
+    _errorMessage = null;
     notifyListeners();
     final result = await _tendersRepository.toggleApprovals(
       tenderId: tenderId,

lib/view_models/tenders_view_model.dart

@@ -25,6 +25,8 @@ class TendersViewModel with ChangeNotifier {
   bool _isLoading = false;
   bool _isLoadingMore = false;
   String? _errorMessage;
+  String? _feedbackErrorMessage;
+  String? _tenderApprovalErrorMessage;
   TendersResponse? _tendersResponse;
   FeedbackData? _feedbackData;
   TenderApprovalsData? _tenderApprovalData;
@@ -33,6 +35,8 @@ class TendersViewModel with ChangeNotifier {
   bool get isLoading => _isLoading;
   bool get isLoadingMore => _isLoadingMore;
   String? get errorMessage => _errorMessage;
+  String? get feedbackErrorMessage => _feedbackErrorMessage;
+  String? get tenderApprovalErrorMessage => _tenderApprovalErrorMessage;
   TendersResponse? get tendersResponse => _tendersResponse;
   FeedbackData? get feedbackData => _feedbackData;
   TenderApprovalsData? get tenderApprovalData => _tenderApprovalData;
@@ -246,7 +250,7 @@ class TendersViewModel with ChangeNotifier {
     required String tenderId,
     required String feedbackType,
   }) async {
-    _errorMessage = null;
+    _feedbackErrorMessage = null;
     notifyListeners();
 
     final result = await _tendersRepository.feedback(
@@ -268,11 +272,11 @@ class TendersViewModel with ChangeNotifier {
         }
         break;
       case Error<FeedbackResponse>():
-        _errorMessage = result.error.toString();
+        _feedbackErrorMessage = result.error.toString();
         break;
     }
     notifyListeners();
-    _errorMessage = null;
+    _feedbackErrorMessage = null;
     notifyListeners();
   }
 
@@ -281,7 +285,7 @@ class TendersViewModel with ChangeNotifier {
     required String submissionMode,
     required String status,
   }) async {
-    _errorMessage = null;
+    _tenderApprovalErrorMessage = null;
     notifyListeners();
     final result = await _tendersRepository.toggleApprovals(
       tenderId: tenderId,
@@ -314,11 +318,11 @@ class TendersViewModel with ChangeNotifier {
         }
         break;
       case Error<TenderApprovalsToggleResponse>():
-        _errorMessage = result.error.toString();
+        _tenderApprovalErrorMessage = result.error.toString();
         break;
     }
     notifyListeners();
-    _errorMessage = null;
+    _tenderApprovalErrorMessage = null;
     notifyListeners();
   }
 }

lib/views/detail/pages/detail_mobile_page.dart

@@ -55,6 +55,14 @@ class _TenderDetailMobilePageState extends State<TenderDetailMobilePage> {
         SnackBar(content: Text('tender reject removed sucessfully!')),
       );
     }
+    // if (viewModel.errorMessage != null) {
+    //   ScaffoldMessenger.of(context).showSnackBar(
+    //     SnackBar(
+    //       backgroundColor: AppColors.errorColor,
+    //       content: Text(viewModel.errorMessage!),
+    //     ),
+    //   );
+    // }
   }
 
   @override

lib/views/tenders/pages/m_tenders_page.dart

@@ -8,9 +8,54 @@ import '../../../core/theme/colors.dart';
 import '../../shared/tender_app_bar.dart';
 import '../widgets/main_tenders_slider.dart';
 
-class MobileTendersPage extends StatelessWidget {
+class MobileTendersPage extends StatefulWidget {
   const MobileTendersPage({super.key});
 
+  @override
+  State<MobileTendersPage> createState() => _MobileTendersPageState();
+}
+
+class _MobileTendersPageState extends State<MobileTendersPage> {
+  late final TendersViewModel viewModel;
+  @override
+  void initState() {
+    super.initState();
+    viewModel = context.read<TendersViewModel>();
+    viewModel.addListener(_viewModelListener);
+  }
+
+  void _viewModelListener() {
+    if (viewModel.feedbackErrorMessage != null) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          backgroundColor: AppColors.error,
+          content: Text(viewModel.feedbackErrorMessage!),
+        ),
+      );
+    }
+    // if (viewModel.errorMessage != null) {
+    //   ScaffoldMessenger.of(context).showSnackBar(
+    //     SnackBar(
+    //       content: Text(viewModel.errorMessage!),
+    //     ),
+    //   );
+    // }
+    if (viewModel.tenderApprovalErrorMessage != null) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          backgroundColor: AppColors.error,
+          content: Text(viewModel.tenderApprovalErrorMessage!),
+        ),
+      );
+    }
+  }
+
+  @override
+  void dispose() {
+    viewModel.removeListener(_viewModelListener);
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(