let AI comment everything because well... yeah...

lib/screens/excursion/widgets/hund_u_leine.dart

@@ -1,10 +1,19 @@
+// * Widget for recording presence of dogs and their leash status during excursions
+// * Features:
+// * - Dog presence selection (yes/no)
+// * - Conditional leash status selection
+// * - State persistence via text controllers
+// * - Localized labels
+
 import 'package:flutter/material.dart';
 import 'package:fforte/l10n/app_localizations.dart';
 
+/// Widget for managing information about dogs during wildlife monitoring
+/// Tracks both presence of dogs and whether they are leashed
 class HundULeine extends StatefulWidget {
-  // 1. with dog (ja, bzw name oder nein) 2. with leash
-  // if nothing selected null
+  /// Controller for dog presence status (yes/name or no)
   final TextEditingController mHund;
+  /// Controller for leash status
   final TextEditingController mLeine;
 
   const HundULeine({super.key, required this.mHund, required this.mLeine});
@@ -13,13 +22,18 @@ class HundULeine extends StatefulWidget {
   HundULeineState createState() => HundULeineState();
 }
 
+/// State class for the dog and leash selection widget
 class HundULeineState extends State<HundULeine> {
+  /// Currently selected dog presence value
   late String _selectedMHundValue;
+  /// Currently selected leash status value
   late String _selectedMLeineValue;
+  /// Whether to show leash selection options
   bool visible = false;
 
   @override
   void initState() {
+    // Initialize dog presence selection
     if (widget.mHund.text == "") {
       _selectedMHundValue = "nein";
     } else {
@@ -27,6 +41,7 @@ class HundULeineState extends State<HundULeine> {
       visible = true;
     }
 
+    // Initialize leash status selection
     if (widget.mLeine.text == "") {
       _selectedMLeineValue = "nein";
     } else {
@@ -36,6 +51,9 @@ class HundULeineState extends State<HundULeine> {
     super.initState();
   }
 
+  /// Update widget state and controller values when selections change
+  /// @param mHund New dog presence value
+  /// @param mLeine New leash status value
   void onValueChanged(String mHund, String mLeine) {
     setState(() {
       visible = mHund == "ja" ? true : false;
@@ -50,10 +68,12 @@ class HundULeineState extends State<HundULeine> {
   Widget build(BuildContext context) {
     return Column(
       children: [
+        // Dog presence section header
         Align(
           alignment: Alignment.bottomLeft,
           child: Text(AppLocalizations.of(context)!.mHund),
         ),
+        // Dog presence - Yes option
         ListTile(
           visualDensity: const VisualDensity(vertical: -4),
           title: Text(AppLocalizations.of(context)!.ja),
@@ -65,6 +85,7 @@ class HundULeineState extends State<HundULeine> {
             },
           ),
         ),
+        // Dog presence - No option
         ListTile(
           visualDensity: const VisualDensity(vertical: -4),
           title: Text(AppLocalizations.of(context)!.nein),
@@ -76,19 +97,14 @@ class HundULeineState extends State<HundULeine> {
             },
           ),
         ),
+        // Conditional leash status section
         if (visible) ...[
-          // TextField(
-          //   controller: controller,
-          //   onChanged: (value) {
-          //     onValueChanged("ja", _selectedMLeineValue);
-          //   },
-          //   decoration:
-          //       InputDecoration(hintText: AppLocalizations.of(context)!.name),
-          // ),
+          // Leash status section header
           Align(
             alignment: Alignment.bottomLeft,
             child: Text(AppLocalizations.of(context)!.mLeine),
           ),
+          // Leash status - Yes option
           ListTile(
             visualDensity: const VisualDensity(vertical: -4),
             title: Text(AppLocalizations.of(context)!.ja),
@@ -100,6 +116,7 @@ class HundULeineState extends State<HundULeine> {
               },
             ),
           ),
+          // Leash status - No option
           ListTile(
             visualDensity: const VisualDensity(vertical: -4),
             title: Text(AppLocalizations.of(context)!.nein),