Erweiterungen

lib/main.dart

@@ -122,7 +122,7 @@ class Main extends StatefulWidget {
   State<Main> createState() => _MainState();
 }
 
-class _MainState extends State<Main> {
+class _MainState extends State<Main> with SingleTickerProviderStateMixin {
   late ContentViewWidget _currentContent;
   late WidgetStack<ContentViewWidget> contentStack = WidgetStack();
 
@@ -141,10 +141,17 @@ class _MainState extends State<Main> {
 
   final ValueNotifier<bool> _connectionLostValueNotifier = ValueNotifier<bool>(true);
 
+  late AnimationController _animationController;
+  late Animation<double> _animation;
+
   @override
   void initState() {
     super.initState();
 
+    _animationController = AnimationController(vsync: this, duration: const Duration(milliseconds: 1000));
+    _animationController.repeat(reverse: true);
+    _animation = Tween<double>(begin: 0.5, end: 1.0).animate(_animationController);
+
     WidgetsBinding.instance.addPostFrameCallback((_) async {
       _initMessages();
 
@@ -269,26 +276,33 @@ class _MainState extends State<Main> {
                 builder: (context, value, child) {
                   return Visibility(
                     visible: value,
-                    child: Container(
+                    child: Column(
-                      width: MediaQuery.of(context).size.width,
+                      children: [
-                      height: 30,
+                        const SizedBox(height: 1),
-                      color: Colors.red,
+                        Container(
-                      child: const Center(
+                          width: MediaQuery.of(context).size.width,
-                        child: Text(
+                          height: 40,
-                          "*** OFFLINE ***",
+                          color: Constants.colorPrimary,
-                          style: TextStyle(
+                          child: Center(
-                            color: Colors.white,
+                              child: FadeTransition(
-                            fontSize: 15.0,
+                            opacity: _animation,
-                          ),
+                            child: const Text(
+                              "*** OFFLINE ***",
+                              style: TextStyle(
+                                color: Colors.white,
+                                fontSize: 25.0,
+                              ),
+                            ),
+                          )),
                         ),
-                      ),
+                      ],
                     ),
                   );
                 },
               ),
               Expanded(child: _currentContent),
             ],
-          ), // This trailing comma makes auto-formatting nicer for build methods.
+          ),
         ),
       ),
     );

lib/popups/infos_popup.dart

@@ -1,12 +1,15 @@
 import 'package:flutter/material.dart';
 import 'package:kumi_popup_window/kumi_popup_window.dart';
+import 'package:stadtbote/main.dart';
 import 'package:stadtbote/model/status.dart';
+import 'package:stadtbote/tools/mqtt_core.dart';
 import 'package:stadtbote/tools/util.dart';
 
 void showInfosPopup(BuildContext context, Status? status) {
   var text = "Versionsnummer: a203\n";
-  text += "Verbindungsstatus: Unbekannt\n";
+  text += "Verbindungsstatus: ${MqttCore.instance.connectionState == ConnectionStateEnum.connected ? "Verbunden" : "NICHT verbunden"}\n";
-  text += "GPS-Status: Unbekannt\n";
+  text += "GPS-Status: ${MyApp.currentPosition != null ? "Position gefunden" : "Position NICHT gefunden"}\n";
+  text += "Version GPS: ${MyApp.currentPosition != null ? MyApp.currentPosition!.timestamp.toString() : "Unbekannt"}\n";
   text += "\n";
   text += "User Status:\n";
   if (status != null) {
@@ -16,7 +19,6 @@ void showInfosPopup(BuildContext context, Status? status) {
     text += "vht_id: ${status.vhtId}\n";
     text += "server_version: ${status.serverVersion}\n";
     text += "server_instance: ${status.serverInstance}\n";
-    text += "Version GPS: Unbekannt";
   } else {
     text += "Keine Informationen gefunden";
   }

lib/tools/mqtt_core.dart

@@ -30,9 +30,16 @@ import '../model/status.dart';
 import 'constants.dart';
 import 'util.dart';
 
+enum ConnectionStateEnum {
+  not_connected,
+  connected
+}
+
 class MqttCore {
   static late MqttCore instance;
 
+  late ConnectionStateEnum connectionState = ConnectionStateEnum.not_connected;
+
   late String _brokerUri;
   late int _brokerPort;
   late String _fromServerTopic;
@@ -191,6 +198,8 @@ class MqttCore {
   }
 
   void _sessionMessageReceived(payloadData) async {
+    connectionState = ConnectionStateEnum.connected;
+
     await _sendSyncMessage();
 
     var statusMessage = Status.fromJson(payloadData['status']);
@@ -265,6 +274,8 @@ class MqttCore {
   }
 
   void _startReconnectTimer() {
+    connectionState = ConnectionStateEnum.not_connected;
+
     Util.logInfo("_startReconnectTimer called");
 
     _reconnectDelay = min(_reconnectDelay + 1, 30);
@@ -275,6 +286,8 @@ class MqttCore {
   }
 
   void _clientDisconnected() {
+    connectionState = ConnectionStateEnum.not_connected;
+
     Util.logInfo("_clientDisconnected called");
 
     BroadcastReceiver().publish<ConnectionStatus>(Constants.messageTopicConnectionStatusChanged, arguments: ConnectionStatus(status: ConnectionStatusEnum.notConnected));