Implemented settings, new scan, enhanced UI/UX

lib/widget/home/bloc/navigation_bloc.dart

@@ -6,23 +6,11 @@ import 'navigation_state.dart';
 
 // Navigation BLoC
 class NavigationBloc extends Bloc<NavigationEvent, NavigationState> {
-  NavigationBloc() : super(NavigateToRoute('/scan', index: 0)) {
-    on<NavigateToCars>((event, emit) {
-      emit(NavigateToRoute('/cars', index: 2));
-    });
-
-    on<NavigateToDeliveries>((event, emit) {
-      emit(NavigateToRoute('/deliveries', index: 1));
-    });
-
-    on<NavigateToDelivery>((event, emit) {
-      emit(NavigateToRoute('/delivery'));
-    });
-
-    on<NavigateToScan>((event, emit) {
-      emit(NavigateToRoute('/scan', index: 0));
-    });
-
-    // Add more navigation handlers...
+  NavigationBloc() : super(NavigationInfo(navigationIndex: 0)) {
+    on<NavigateToIndex>(_navigate);
   }
-}
+
+  void _navigate(NavigateToIndex event, Emitter<NavigationState> emit) {
+    emit(NavigationInfo(navigationIndex: event.index));
+  }
+}

lib/widget/home/bloc/navigation_event.dart

@@ -1,8 +1,7 @@
 abstract class NavigationEvent {}
 
-class NavigateToHome extends NavigationEvent {}
-class NavigateToDeliveries extends NavigationEvent {}
-class NavigateToDelivery extends NavigationEvent {}
-class NavigateToScan extends NavigationEvent {}
-class NavigateToCars extends NavigationEvent {}
-class GoBack extends NavigationEvent {}
+class NavigateToIndex extends NavigationEvent {
+  int index;
+
+  NavigateToIndex({required this.index});
+}

lib/widget/home/bloc/navigation_state.dart

@@ -1,11 +1,8 @@
 // Navigation states
 abstract class NavigationState {}
 
-class NavigationInitial extends NavigationState {}
-class NavigateToRoute extends NavigationState {
-  final String routeName;
-  final int? index;
-  final Object? arguments;
+class NavigationInfo extends NavigationState {
+  int navigationIndex;
 
-  NavigateToRoute(this.routeName, {this.arguments, this.index});
-}
+  NavigationInfo({required this.navigationIndex});
+}