Fehlerkorrekturen

lib/content_views/approach_area_page.dart

@@ -98,6 +98,8 @@ class _ApproachAreaPageState extends State<ApproachAreaPage> {
       for (int i = 0; i < _ranking!.ranks.length; i++) {
         var rank = _ranking!.ranks[i];
 
+        var rankArea = rank.area ?? "";
+
         List<Widget> entries = [];
         entries.add(
           GestureDetector(
@@ -125,7 +127,7 @@ class _ApproachAreaPageState extends State<ApproachAreaPage> {
                     style: TextStyle(fontSize: 20, color: (i == 0 ? Colors.white : Colors.black)),
                   ),
                   Text(
-                    rank.area,
+                    rankArea,
                     style: TextStyle(fontSize: 13, color: (i == 0 ? Colors.white : Colors.black)),
                   )
                 ]
@@ -191,7 +193,7 @@ class _ApproachAreaPageState extends State<ApproachAreaPage> {
       setPosMessage.track!.pos!.acc = position.accuracy.toInt();
     }
 
-    MessageService().publish<PublishPayloadMessage>(Constants.messageTopicPublishPayload, arguments: PublishPayloadMessage(topic: "rank", message: setPosMessage.toJson()));
+    MessageService().publish<PublishPayloadMessage>(Constants.messageTopicPublishPayload, arguments: PublishPayloadMessage(topic: "set_zip", message: setPosMessage.toJson()));
   }
 
   _initMessages() {