Neues Aufgaben-JSON verarbeiten: Modell um choices/fields und Listen-Antworten erweitern

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

lib/model/tour_task.dart

@@ -14,6 +14,12 @@ class TourTask {
   int? taskFinWork;
   List<TourEntry>? entries;
 
+  /// Auswahloptionen eines Status-Tasks (Typ 11).
+  List<TourChoice>? choices;
+
+  /// Eingabefelder einer Text-/Zahlen-Liste (Typ 12/13).
+  List<TourField>? fields;
+
   TourTask();
 
   factory TourTask.fromJson(Map<String, dynamic> json) {
@@ -36,6 +42,16 @@ class TourTask {
             .map((e) => TourEntry.fromJson(e as Map<String, dynamic>))
             .toList()
         : null;
+    task.choices = json['choices'] != null
+        ? (json['choices'] as List<dynamic>)
+            .map((e) => TourChoice.fromJson(e as Map<String, dynamic>))
+            .toList()
+        : null;
+    task.fields = json['fields'] != null
+        ? (json['fields'] as List<dynamic>)
+            .map((e) => TourField.fromJson(e as Map<String, dynamic>))
+            .toList()
+        : null;
     return task;
   }
 
@@ -55,6 +71,8 @@ class TourTask {
       'task_arrival': taskArrival,
       'task_fin_work': taskFinWork,
       'entries': entries?.map((e) => e.toJson()).toList(),
+      'choices': choices?.map((e) => e.toJson()).toList(),
+      'fields': fields?.map((e) => e.toJson()).toList(),
     };
   }
 }
@@ -70,7 +88,7 @@ class TourEntry {
     final entry = TourEntry();
     entry.code = json['code'] as int;
     entry.text = json['text'] as String;
-    entry.queryRemark = json['query_remark'] as bool;
+    entry.queryRemark = json['query_remark'] as bool? ?? false;
     return entry;
   }
 
@@ -81,4 +99,64 @@ class TourEntry {
       'query_remark': queryRemark,
     };
   }
-}
+}
+
+/// Eine Auswahloption eines Status-Tasks (Typ 11). Entspricht {@code Choice}
+/// im App-JSON (txt, ret, term, quest, action, price).
+class TourChoice {
+  late String txt;
+  late int ret;
+  bool? term;
+  String? quest;
+  String? action;
+  String? price;
+
+  TourChoice();
+
+  factory TourChoice.fromJson(Map<String, dynamic> json) {
+    final choice = TourChoice();
+    choice.txt = json['txt'] as String? ?? '';
+    choice.ret = json['ret'] as int? ?? 0;
+    choice.term = json['term'] as bool?;
+    choice.quest = json['quest'] as String?;
+    choice.action = json['action'] as String?;
+    choice.price = json['price'] as String?;
+    return choice;
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'txt': txt,
+      'ret': ret,
+      'term': term,
+      'quest': quest,
+      'action': action,
+      'price': price,
+    };
+  }
+
+  /// Ob nach Auswahl dieser Option eine zusätzliche Bemerkung erfragt wird.
+  bool get requiresRemark => (quest != null && quest!.trim().isNotEmpty);
+}
+
+/// Ein Eingabefeld einer Text-/Zahlen-Liste (Typ 12/13).
+class TourField {
+  String? title;
+  String? placeholder;
+
+  TourField();
+
+  factory TourField.fromJson(Map<String, dynamic> json) {
+    final field = TourField();
+    field.title = json['title'] as String?;
+    field.placeholder = json['placeholder'] as String?;
+    return field;
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'title': title,
+      'placeholder': placeholder,
+    };
+  }
+}