Avalonia Start

LaDOSE.Src/LaDOSE.DesktopApp.Avalonia/ViewModels/RoutedViewHostViewModel.cs

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+using System.ComponentModel;
+using System.Runtime.CompilerServices;
+using LaDOSE.DesktopApp.Avalonia.Utils;
+using ReactiveUI;
+
+namespace LaDOSE.DesktopApp.Avalonia.ViewModels;
+
+public class RoutedViewHostViewModel : ReactiveObject, IScreen, INotifyPropertyChanged
+{
+    public event PropertyChangedEventHandler? PropertyChanged;
+    protected void RaisePropertyChanged([CallerMemberName] string? propertyName = null)
+    {
+        PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+    }
+
+    private string _current;
+
+    public RoutedViewHostViewModel()
+    {
+        Games = new GamesViewModel(this);
+        Info = new InfoViewModel(this);
+        Tournament = new TournamentResultViewModel(this);
+        Router.Navigate.Execute(Tournament);
+        Current = "Tournament";
+
+    }
+
+    public string Current
+    {
+        get => _current;
+        set
+        {
+            _current = value;
+            RaisePropertyChanged(nameof(Current));
+        }
+    }
+
+    public RoutingState Router { get; } = new();
+    public GamesViewModel Games { get; }
+    public InfoViewModel Info { get; }
+    
+    public TournamentResultViewModel Tournament { get; }
+    
+
+    public void ShowGames()
+    {
+        Router.Navigate.Execute(Games);
+        Current = "Games";
+    }
+
+    public void ShowInfo()
+    {
+        Router.Navigate.Execute(Info);
+        Current = "Info";
+    }
+    public void ShowTournament()
+    {
+        Router.Navigate.Execute(Tournament);
+        Current = "Tournament";
+    }
+}