fix: remove notifications from OS tray when app is opened back

ui/app/AppLayouts/Chat/ChatColumn.qml

@@ -42,7 +42,7 @@ StackLayout {
     currentIndex:  chatsModel.activeChannelIndex > -1 && chatGroupsListViewCount > 0 ? 0 : 1
 
 
-    property var idMap: {}
+    property var idMap: ({})
 
     function addSuggestionFromMessageList(i){
         const contactAddr = chatsModel.messageList.getMessageData(i, "publicKey");
@@ -76,8 +76,8 @@ StackLayout {
             idMap[contactAddr] = true;
         }
         const len2 = chatsModel.messageList.rowCount();
-        for (let i = 0; i < len2; i++) {
-            addSuggestionFromMessageList(i);
+        for (let f = 0; f < len2; f++) {
+            addSuggestionFromMessageList(f);
         }
     }
 

ui/app/AppLayouts/Chat/ChatColumn/ChatMessages.qml

@@ -191,6 +191,7 @@ ScrollView {
                         message = qsTr("You have a new message")
                     }
 
+                    currentlyHasANotification = true
                     if (appSettings.useOSNotifications && systemTray.supportsMessages) {
                         systemTray.showMessage(name,
                                                message,

ui/main.qml

@@ -230,6 +230,17 @@ ApplicationWindow {
         }
     }
 
+    property bool currentlyHasANotification: false
+
+    onActiveChanged: {
+        if (active && currentlyHasANotification) {
+            currentlyHasANotification = false
+            // QML doesn't have a function to hide notifications, but this does the trick
+            systemTray.hide()
+            systemTray.show()
+        }
+    }
+
     SystemTrayIcon {
         id: systemTray
         visible: true