update: serverConnection logic

app/lib/consts.dart

@@ -11,7 +11,6 @@ const int fetchInterval = 60; // Fetch marker data every n minutes
 // Map variables
 LatLng mapCenter = LatLng(60.7666, 10.8471);
 DateTime ?lastUpdate; // Last time data was fetched from server
-bool gServerConnection = false;
 
 // Font variables
 const textColor = Colors.white;

app/lib/pages/default_page.dart

@@ -142,7 +142,11 @@ class _DefaultPageState extends State<DefaultPage> {
                 ),
                 child: ListView(
                   children: [
-                    MapContainerWidget(markerList: markerList, relation: relation),
+                    MapContainerWidget(
+                      markerList: markerList,
+                      relation: relation,
+                      serverConnection: serverConnection,
+                    ),
                   ],
                 ),
               );

app/lib/widgets/main_layout.dart

@@ -16,10 +16,12 @@ import 'quick_view_chart.dart';
 class MapContainerWidget extends StatefulWidget {
   final List<Measurement> markerList;
   final  Uint8List relation;
+  final bool serverConnection;
 
   const MapContainerWidget({Key? key,
     required this.markerList,
     required this.relation,
+    required this.serverConnection,
   }) : super(key: key);
 
   @override
@@ -279,7 +281,7 @@ class _MapContainerWidgetState extends State<MapContainerWidget> {
                         });
                       },
                       child: Visibility( // Show icon only when no server connection
-                        visible: !gServerConnection,
+                        visible: !widget.serverConnection,
                         child: Container(
                           padding: const EdgeInsets.all(8),
                           decoration: isTapped ? const BoxDecoration(