added all bundeslaender and made api adresses default values again

lib/main.dart

@@ -35,8 +35,8 @@ void main() async {
   if (prefs.getString("kTage2")?.isEmpty ?? true) await prefs.setString('kTage2', "48");
   
   // Commented out API addresses for testing purposes
-  // if (prefs.getString("fotofallenApiAddress")?.isEmpty ?? true) await prefs.setString('fotofallenApiAddress', 'http://192.168.1.170/www.dbb-wolf.de/data/app24.php');
+  if (prefs.getString("fotofallenApiAddress")?.isEmpty ?? true) await prefs.setString('fotofallenApiAddress', 'https://data.dbb-wolf.de/app24.php');
-  // if (prefs.getString("exkursionenApiAddress")?.isEmpty ?? true) await prefs.setString('exkursionenApiAddress', 'http://192.168.1.170/www.dbb-wolf.de/data/api_exkursion.php');
+  if (prefs.getString("exkursionenApiAddress")?.isEmpty ?? true) await prefs.setString('exkursionenApiAddress', 'https://data.dbb-wolf.de/api_exkursion.php');
   
   runApp(MyApp(isFirstLaunch: isFirstLaunch));
 }

lib/screens/intro_screen.dart

@@ -25,6 +25,43 @@ class _IntroScreenState extends State<IntroScreen> {
   final TextEditingController ffApiAddress = TextEditingController();
   final TextEditingController exApiAddress = TextEditingController();
 
+  // List of German states
+  final List<String> bundeslaender = [
+    'Baden-Württemberg',
+    'Bayern',
+    'Berlin',
+    'Brandenburg',
+    'Bremen',
+    'Hamburg',
+    'Hessen',
+    'Mecklenburg-Vorpommern',
+    'Niedersachsen',
+    'Nordrhein-Westfalen',
+    'Rheinland-Pfalz',
+    'Saarland',
+    'Sachsen',
+    'Sachsen-Anhalt',
+    'Schleswig-Holstein',
+    'Thüringen'
+  ];
+
+  // Default selected state
+  String selectedBundesland = 'Sachsen';
+
+  @override
+  void initState() {
+    super.initState();
+    bLandC.text = selectedBundesland;
+    
+    // Load saved API addresses
+    SharedPreferences.getInstance().then((prefs) {
+      setState(() {
+        ffApiAddress.text = prefs.getString('fotofallenApiAddress') ?? '';
+        exApiAddress.text = prefs.getString('exkursionenApiAddress') ?? '';
+      });
+    });
+  }
+
   /// Save configuration data to SharedPreferences
   Future<void> _saveData() async {
     final SharedPreferences prefs = await SharedPreferences.getInstance();
@@ -69,9 +106,21 @@ class _IntroScreenState extends State<IntroScreen> {
                     children: [
                       Expanded(
                         flex: 4,
-                        child: TextField(
+                        child: DropdownButton<String>(
-                          readOnly: true,
+                          isExpanded: true,
-                          controller: bLandC,
+                          value: selectedBundesland,
+                          items: bundeslaender.map<DropdownMenuItem<String>>((String value) {
+                            return DropdownMenuItem<String>(
+                              value: value,
+                              child: Text(value),
+                            );
+                          }).toList(),
+                          onChanged: (String? newValue) {
+                            setState(() {
+                              selectedBundesland = newValue!;
+                              bLandC.text = newValue;
+                            });
+                          },
                         ),
                       ),
                     ],