Refactor provider initialization to load only essential providers at startup. Introduce TabNavigationService for managing tab state and update screens to respond to tab changes. Clean up view models and navigation logic for improved performance and maintainability.

2025-10-06 14:12:40 +03:30
parent 645247183b
commit b43ebf885b
24 changed files with 839 additions and 218 deletions
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import 'package:tm_app/core/services/tab_navigation_service.dart';
 import 'package:tm_app/core/utils/size_config.dart';
 import 'package:tm_app/views/shared/responsive_builder.dart';

@@ -16,15 +17,32 @@ class TendersScreen extends StatefulWidget {
 }

 class _TendersScreenState extends State<TendersScreen> {
-  late final TendersViewModel viewModel;
+  late final TendersViewModel _viewModel;
+  late final TabNavigationService _tabService;

  @override
  void initState() {
-    viewModel = context.read<TendersViewModel>();
-    WidgetsBinding.instance.addPostFrameCallback((_) {
-      viewModel.init(context);
-    });
    super.initState();
+    _viewModel = context.read<TendersViewModel>();
+    _tabService = context.read<TabNavigationService>();
+    _tabService.addListener(_onTabChanged);
+
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      _viewModel.init(context);
+    });
+  }
+
+  @override
+  void dispose() {
+    _tabService.removeListener(_onTabChanged);
+    super.dispose();
+  }
+
+  void _onTabChanged() {
+    // Tab index 1 is Tenders
+    if (_tabService.currentTabIndex == 1 && mounted) {
+      _viewModel.init(context);
+    }
  }

  @override