8

lib/main.dart

@@ -63,7 +63,7 @@ class _MyHomePageState extends State<MyHomePage> {
         page = GeneratorPage();
         break;
       case 1:
-        page = Placeholder();
+        page = FavoritePage();
         break;
       default:
         throw UnimplementedError('no widget for $selectedIndex');
@@ -108,6 +108,30 @@ class _MyHomePageState extends State<MyHomePage> {
   }
 }
 
+class FavoritePage extends StatelessWidget {
+  @override
+  Widget build(BuildContext context){
+    var appState = context.watch<MyAppState>();
+    
+    if(appState.favorites.isEmpty){
+      return Center(
+        child: Text('No favorites yet.'),
+      );
+    }
+
+    return ListView(
+      children: [
+        Padding(padding: const EdgeInsets.all(20), child: Text('You have ''${appState.favorites.length} favorites:'),),
+        for(var pair in appState.favorites)
+          ListTile(
+            leading: Icon(Icons.favorite),
+            title: Text(pair.asLowerCase),
+          ),
+      ],
+    );
+  }
+}
+
 class GeneratorPage extends StatelessWidget {
   @override
   Widget build(BuildContext context) {