allow download without comfy

StabilityMatrix.Avalonia/ViewModels/Dialogs/OpenArtWorkflowViewModel.cs

@@ -4,6 +4,7 @@ using System.ComponentModel;
 using System.Linq;
 using System.Threading.Tasks;
 using AsyncAwaitBestPractices;
+using Avalonia.Controls;
 using CommunityToolkit.Mvvm.ComponentModel;
 using StabilityMatrix.Avalonia.Models;
 using StabilityMatrix.Avalonia.ViewModels.Base;
@@ -43,13 +44,18 @@ public partial class OpenArtWorkflowViewModel(
     public PackagePair? SelectedPackagePair =>
         SelectedPackage is { } package ? packageFactory.GetPackagePair(package) : null;
 
-    public IEnumerable<InstalledPackage> AvailablePackages =>
-        settingsManager.Settings.InstalledPackages.Where(package => package.PackageName == "ComfyUI");
+    public List<InstalledPackage> AvailablePackages =>
+        settingsManager
+            .Settings.InstalledPackages.Where(package => package.PackageName == "ComfyUI")
+            .ToList();
 
     public List<PackageExtension> MissingNodes { get; } = [];
 
     public override async Task OnLoadedAsync()
     {
+        if (Design.IsDesignMode)
+            return;
+
         if (settingsManager.Settings.PreferredWorkflowPackage is { } preferredPackage)
         {
             SelectedPackage = preferredPackage;
@@ -59,6 +65,11 @@ public partial class OpenArtWorkflowViewModel(
             SelectedPackage = AvailablePackages.FirstOrDefault();
         }
 
+        if (SelectedPackage == null)
+        {
+            InstallRequiredNodes = false;
+        }
+
         CustomNodes = new ObservableCollection<OpenArtCustomNode>(
             await ParseNodes(Workflow.NodesIndex.ToList())
         );

StabilityMatrix.Avalonia/ViewModels/OpenArtBrowserViewModel.cs

@@ -154,12 +154,6 @@ public partial class OpenArtBrowserViewModel(
     [RelayCommand]
     private async Task OpenWorkflow(OpenArtSearchResult workflow)
     {
-        var existingComfy = settingsManager.Settings.InstalledPackages.FirstOrDefault(
-            x => x.PackageName is "ComfyUI"
-        );
-
-        var comfyPair = packageFactory.GetPackagePair(existingComfy);
-
         var vm = new OpenArtWorkflowViewModel(settingsManager, packageFactory) { Workflow = workflow };
 
         var dialog = new BetterContentDialog
@@ -181,26 +175,32 @@ public partial class OpenArtBrowserViewModel(
         if (result != ContentDialogResult.Primary)
             return;
 
-        if (existingComfy == null || comfyPair == null)
-        {
-            notificationService.Show(Resources.Label_ComfyRequiredTitle, Resources.Label_ComfyRequiredDetail);
-            return;
-        }
-
         List<IPackageStep> steps =
         [
             new DownloadOpenArtWorkflowStep(openArtApi, vm.Workflow, settingsManager)
         ];
 
         // Add install steps if missing nodes and preferred
-        if (vm is { InstallRequiredNodes: true, MissingNodes: { Count: > 0 } missingNodes })
+        if (
+            vm is
+            {
+                InstallRequiredNodes: true,
+                MissingNodes: { Count: > 0 } missingNodes,
+                SelectedPackage: not null,
+                SelectedPackagePair: not null
+            }
+        )
         {
-            var extensionManager = comfyPair.BasePackage.ExtensionManager!;
+            var extensionManager = vm.SelectedPackagePair.BasePackage.ExtensionManager!;
 
             steps.AddRange(
                 missingNodes.Select(
                     extension =>
-                        new InstallExtensionStep(extensionManager, comfyPair.InstalledPackage, extension)
+                        new InstallExtensionStep(
+                            extensionManager,
+                            vm.SelectedPackagePair.InstalledPackage,
+                            extension
+                        )
                 )
             );
         }

StabilityMatrix.Avalonia/Views/Dialogs/OpenArtWorkflowDialog.axaml

@@ -116,7 +116,8 @@
             <StackPanel Spacing="4">
                 <ui:SettingsExpanderItem Content="Install Required Nodes">
                     <ui:SettingsExpanderItem.Footer>
-                        <CheckBox IsChecked="{Binding InstallRequiredNodes}" />
+                        <CheckBox IsChecked="{Binding InstallRequiredNodes}"
+                                  IsEnabled="{Binding AvailablePackages.Count}"/>
                     </ui:SettingsExpanderItem.Footer>
                 </ui:SettingsExpanderItem>
                 <ui:SettingsExpanderItem Content="Target Package">

StabilityMatrix.Avalonia/Views/InstalledWorkflowsPage.axaml

@@ -239,6 +239,7 @@
                                             Foreground="{DynamicResource TextControlForeground}"
                                             LetterSpacing="0.33"
                                             TextWrapping="Wrap"
+                                            MaxWidth="315"
                                             Text="{Binding Workflow.Name}"
                                             ToolTip.Tip="{Binding Workflow.Name}" />
                                     </Border>