Updated schema

assets/schema.json

@@ -20,10 +20,10 @@
               "type": "string"
             },
             "players": {
-              "type": "null"
+              "type": "object"
             },
             "group": {
-              "type": "null"
+              "type": "object"
             },
             "winner": {
               "type": "string"
@@ -33,8 +33,6 @@
             "id",
             "createdAt",
             "name",
-            "players",
-            "group",
             "winner"
           ]
         }

lib/presentation/views/main_menu/custom_navigation_bar.dart

@@ -17,12 +17,7 @@ class CustomNavigationBar extends StatefulWidget {
 class _CustomNavigationBarState extends State<CustomNavigationBar>
     with SingleTickerProviderStateMixin {
   int currentIndex = 0;
-  final List<Widget> tabs = [
+  int tabKeyCount = 0;
-    const HomeView(),
-    const GameHistoryView(),
-    const GroupsView(),
-    const StatisticsView(),
-  ];
 
   @override
   void initState() {
@@ -31,6 +26,22 @@ class _CustomNavigationBarState extends State<CustomNavigationBar>
 
   @override
   Widget build(BuildContext context) {
+    // Pretty ugly but works
+    final List<Widget> tabs = [
+      KeyedSubtree(key: ValueKey('home_$tabKeyCount'), child: const HomeView()),
+      KeyedSubtree(
+        key: ValueKey('games_$tabKeyCount'),
+        child: const GameHistoryView(),
+      ),
+      KeyedSubtree(
+        key: ValueKey('groups_$tabKeyCount'),
+        child: const GroupsView(),
+      ),
+      KeyedSubtree(
+        key: ValueKey('stats_$tabKeyCount'),
+        child: const StatisticsView(),
+      ),
+    ];
     return Scaffold(
       appBar: AppBar(
         centerTitle: true,
@@ -42,10 +53,15 @@ class _CustomNavigationBarState extends State<CustomNavigationBar>
         scrolledUnderElevation: 0,
         actions: [
           IconButton(
-            onPressed: () => Navigator.push(
+            onPressed: () async {
-              context,
+              await Navigator.push(
-              MaterialPageRoute(builder: (_) => const SettingsView()),
+                context,
-            ),
+                MaterialPageRoute(builder: (_) => const SettingsView()),
+              );
+              setState(() {
+                tabKeyCount++;
+              });
+            },
             icon: const Icon(Icons.settings),
           ),
         ],

lib/presentation/views/main_menu/settings_view.dart

@@ -80,7 +80,7 @@ class _SettingsViewState extends State<SettingsView> {
                           await DataTransferService.getAppDataAsJson(context);
                       final result = await DataTransferService.exportData(
                         json,
-                        'exported_data',
+                        'game_tracker-data',
                       );
                       if (!context.mounted) return;
                       showExportSnackBar(context: context, result: result);
@@ -103,11 +103,31 @@ class _SettingsViewState extends State<SettingsView> {
                     icon: Icons.download_outlined,
                     suffixWidget: const Icon(Icons.arrow_forward_ios, size: 16),
                     onPressed: () {
-                      DataTransferService.deleteAllData(context);
+                      showDialog<bool>(
-                      showSnackbar(
                         context: context,
-                        message: 'Data successfully deleted',
+                        builder: (context) => AlertDialog(
-                      );
+                          title: const Text('Delete all data?'),
+                          content: const Text('This can\'t be undone'),
+                          actions: [
+                            TextButton(
+                              onPressed: () => Navigator.of(context).pop(false),
+                              child: const Text('Abbrechen'),
+                            ),
+                            TextButton(
+                              onPressed: () => Navigator.of(context).pop(true),
+                              child: const Text('Löschen'),
+                            ),
+                          ],
+                        ),
+                      ).then((confirmed) {
+                        if (confirmed == true && context.mounted) {
+                          DataTransferService.deleteAllData(context);
+                          showSnackbar(
+                            context: context,
+                            message: 'Daten erfolgreich gelöscht',
+                          );
+                        }
+                      });
                     },
                   ),
                 ],