Erweiterungen und cleanup

lib/content_views/approach_area_page.dart

@@ -10,9 +10,7 @@ import 'package:stadtbote/model/rank.dart';
 import 'package:stadtbote/popups/tasks_popups/zip_popup.dart';
 import 'package:stadtbote/protocoll_messages/zip_message.dart';
 import 'package:stadtbote/tools/constants.dart';
-import 'package:stadtbote/tools/message_service.dart';
 import 'package:stadtbote/tools/messages/publish_payload_message.dart';
-import 'package:stadtbote/tools/messages/ranking_updated.dart';
 import 'package:badges/badges.dart' as badges;
 
 import '../tools/util.dart';
@@ -31,7 +29,7 @@ class ApproachAreaPage extends ContentViewWidget {
   }
 }
 
-class _ApproachAreaPageState extends State<ApproachAreaPage> with ProducerMixin{
+class _ApproachAreaPageState extends State<ApproachAreaPage> with ProducerMixin, ConsumerMixin {
   late Ranking? _ranking;
 
   late bool _initCompleted = false;
@@ -51,14 +49,6 @@ class _ApproachAreaPageState extends State<ApproachAreaPage> with ProducerMixin{
     _initMessages();
   }
 
-  @override
-  void deactivate() {
-    super.deactivate();
-
-    // TODO MESSAGING
-    //MessageService().unsubscribe(Constants.messageTopicRankingUpdated, this);
-  }
-
   @override
   Widget build(BuildContext context) {
     if (!_initCompleted) {
@@ -213,12 +203,14 @@ class _ApproachAreaPageState extends State<ApproachAreaPage> with ProducerMixin{
   }
 
   _initMessages() {
-    // TODO MESSAGING
-    sendMessage(
-      routingKey: Constants.messageTopicPopContentView,
-      payload: PopContentViewMessage(count: 1),
-    );
+    subscribe(
+      queueId: Constants.messageTopicRankingUpdated,
+      callback: (message) async {
+        _ranking = await MyApp.isarInstance.rankings.where().findFirst();
 
+        setState(() {});
+      },
+    );
     /*MessageService().subscribe<RankingUpdated>(Constants.messageTopicRankingUpdated, this, (rankingUpdateMessage) async {
       _ranking = await MyApp.isarInstance.rankings.where().findFirst();