Nu är det ordning på funktionaliteten när det gäller att hantera spelare nya spelronder och den poänghistorik som lagras

GreadyPoang.Common/Specifics/EventToCommandBehavior.cs

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+using System.Reflection;
+using System.Windows.Input;
+
+namespace GreadyPoang.Common;
+public class EventToCommandBehavior : BehaviorBase<VisualElement>
+{
+    public string EventName { get; set; }
+
+    public static readonly BindableProperty CommandProperty =
+        BindableProperty.Create(nameof(Command), typeof(ICommand), typeof(EventToCommandBehavior));
+
+    public ICommand Command
+    {
+        get => (ICommand)GetValue(CommandProperty);
+        set => SetValue(CommandProperty, value);
+    }
+
+    private EventInfo eventInfo;
+    private Delegate eventHandler;
+
+    protected override void OnAttachedTo(VisualElement bindable)
+    {
+        base.OnAttachedTo(bindable);
+
+        if (bindable == null || string.IsNullOrEmpty(EventName))
+            return;
+
+        eventInfo = bindable.GetType().GetRuntimeEvent(EventName);
+        if (eventInfo == null)
+            throw new ArgumentException($"Event '{EventName}' not found on type '{bindable.GetType().Name}'");
+
+        MethodInfo methodInfo = typeof(EventToCommandBehavior).GetTypeInfo().GetDeclaredMethod(nameof(OnEvent));
+        eventHandler = methodInfo.CreateDelegate(eventInfo.EventHandlerType, this);
+        eventInfo.AddEventHandler(bindable, eventHandler);
+    }
+
+    protected override void OnDetachingFrom(VisualElement bindable)
+    {
+        base.OnDetachingFrom(bindable);
+
+        if (eventInfo != null && eventHandler != null)
+            eventInfo.RemoveEventHandler(bindable, eventHandler);
+    }
+
+    private void OnEvent(object sender, object eventArgs)
+    {
+        if (Command?.CanExecute(eventArgs) == true)
+            Command.Execute(eventArgs);
+    }
+}