Used Provider-Package to encapsulate state management

lib/Widgets/flood_station_list_view.dart

@@ -1,13 +1,16 @@
 import 'package:flutter/material.dart';
 
 import '../model/flood_station.dart';
-import '../pages/flood_station_page.dart';
 
 class FloodStationListView extends StatelessWidget {
-  const FloodStationListView({super.key, required List<FloodStation> stations})
+  const FloodStationListView(
+      {super.key,
+      required List<FloodStation> stations,
+      required this.onItemTapped})
       : _stations = stations;
 
   final List<FloodStation> _stations;
+  final void Function(FloodStation) onItemTapped;
 
   @override
   Widget build(BuildContext context) {
@@ -20,9 +23,7 @@ class FloodStationListView extends StatelessWidget {
         final item = _stations.elementAt(index);
         return ListTile(
           isThreeLine: true,
-          onTap: () => Navigator.of(context).push(MaterialPageRoute(
-            builder: (context) => FloodStationPage(floodStation: item),
-          )),
+          onTap: () => onItemTapped(item),
           title: Text(item.label),
           subtitle: Column(
             crossAxisAlignment: CrossAxisAlignment.start,