Node editor - Added preview mode

in this mode the editor is read-only and rescales itself to fit it's container

src/Artemis.UI/Screens/ProfileEditor/Panels/DisplayCondition/DisplayConditionScriptViewModel.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Reactive.Linq;
+using System.Threading.Tasks;
+using Artemis.Core;
+using Artemis.UI.Ninject.Factories;
+using Artemis.UI.Screens.VisualScripting;
+using Artemis.UI.Shared;
+using Artemis.UI.Shared.Services.Interfaces;
+using Artemis.UI.Shared.Services.ProfileEditor;
+using Artemis.UI.Shared.Services.ProfileEditor.Commands;
+using Avalonia.Controls.Mixins;
+using ReactiveUI;
+
+namespace Artemis.UI.Screens.ProfileEditor.DisplayCondition;
+
+public class DisplayConditionScriptViewModel : ActivatableViewModelBase
+{
+    private readonly IProfileEditorService _profileEditorService;
+    private readonly IWindowService _windowService;
+    private ObservableAsPropertyHelper<NodeScriptViewModel?>? _nodeScriptViewModel;
+    private RenderProfileElement? _profileElement;
+
+    public DisplayConditionScriptViewModel(IProfileEditorService profileEditorService, INodeVmFactory nodeVmFactory, IWindowService windowService)
+    {
+        _profileEditorService = profileEditorService;
+        _windowService = windowService;
+        this.WhenActivated(d =>
+        {
+            profileEditorService.ProfileElement.Subscribe(p => _profileElement = p).DisposeWith(d);
+            _nodeScriptViewModel = profileEditorService.ProfileElement
+                .Select(p => p?.WhenAnyValue(element => element.DisplayCondition) ?? Observable.Never<ICondition?>())
+                .Switch()
+                .Select(c => c is StaticCondition staticCondition ? nodeVmFactory.NodeScriptViewModel(staticCondition.Script, true) : null)
+                .ToProperty(this, vm => vm.NodeScriptViewModel)
+                .DisposeWith(d);
+        });
+    }
+
+    public NodeScriptViewModel? NodeScriptViewModel => _nodeScriptViewModel?.Value;
+
+    public async Task EnableConditions()
+    {
+        bool confirmed = await _windowService.ShowConfirmContentDialog(
+            "Display conditions",
+            "Do you want to enable display conditions for this element? \r\n" +
+            "Using display conditions you can dynamically hide or show layers and folders depending on certain parameters."
+        );
+
+        if (confirmed && _profileElement != null)
+            _profileEditorService.ExecuteCommand(new ChangeElementDisplayCondition(_profileElement, new StaticCondition(_profileElement)));
+    }
+
+    public async Task OpenEditor()
+    {
+        if (_profileElement?.DisplayCondition is StaticCondition staticCondition)
+            await _windowService.ShowDialogAsync<NodeScriptWindowViewModel, bool>(("nodeScript", staticCondition.Script));
+    }
+}