Add back some stuff removed in 81652930

(cherry picked from commit 00e0bfc3c3)

StabilityMatrix.Avalonia/ViewModels/Base/InferenceGenerationViewModelBase.cs

@@ -1,11 +1,11 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
+using System.ComponentModel.DataAnnotations;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Linq;
-using System.Management;
 using System.Text.Json;
 using System.Text.Json.Serialization;
 using System.Threading;
@@ -15,7 +15,6 @@ using Avalonia.Controls.Notifications;
 using Avalonia.Threading;
 using CommunityToolkit.Mvvm.Input;
 using ExifLibrary;
-using MetadataExtractor.Formats.Exif;
 using NLog;
 using Refit;
 using SkiaSharp;
@@ -27,7 +26,6 @@ using StabilityMatrix.Avalonia.Services;
 using StabilityMatrix.Avalonia.ViewModels.Dialogs;
 using StabilityMatrix.Avalonia.ViewModels.Inference;
 using StabilityMatrix.Avalonia.ViewModels.Inference.Modules;
-using StabilityMatrix.Core.Animation;
 using StabilityMatrix.Core.Exceptions;
 using StabilityMatrix.Core.Extensions;
 using StabilityMatrix.Core.Helper;
@@ -297,14 +295,18 @@ public abstract partial class InferenceGenerationViewModelBase
             Task.Run(
                     async () =>
                     {
-                        var delayTime = 250 - (int)timer.ElapsedMilliseconds;
-                        if (delayTime > 0)
+                        try
                         {
-                            await Task.Delay(delayTime, cancellationToken);
+                            var delayTime = 250 - (int)timer.ElapsedMilliseconds;
+                            if (delayTime > 0)
+                            {
+                                await Task.Delay(delayTime, cancellationToken);
+                            }
+
+                            // ReSharper disable once AccessToDisposedClosure
+                            AttachRunningNodeChangedHandler(promptTask);
                         }
-
-                        // ReSharper disable once AccessToDisposedClosure
-                        AttachRunningNodeChangedHandler(promptTask);
+                        catch (TaskCanceledException) { }
                     },
                     cancellationToken
                 )
@@ -328,10 +330,7 @@ public abstract partial class InferenceGenerationViewModelBase
             // Get output images
             var imageOutputs = await client.GetImagesForExecutedPromptAsync(promptTask.Id, cancellationToken);
 
-            if (
-                !imageOutputs.TryGetValue(args.OutputNodeNames[0], out var images)
-                || images is not { Count: > 0 }
-            )
+            if (imageOutputs.Values.All(images => images is null or { Count: 0 }))
             {
                 // No images match
                 notificationService.Show(
@@ -350,7 +349,7 @@ public abstract partial class InferenceGenerationViewModelBase
                 ImageGalleryCardViewModel.ImageSources.Clear();
             }
 
-            var outputImages = await ProcessOutputImages(images, args);
+            var outputImages = await ProcessAllOutputImages(imageOutputs, args);
 
             var notificationImage = outputImages.FirstOrDefault()?.LocalFile;
 
@@ -380,12 +379,34 @@ public abstract partial class InferenceGenerationViewModelBase
         }
     }
 
+    private async Task<IEnumerable<ImageSource>> ProcessAllOutputImages(
+        IReadOnlyDictionary<string, List<ComfyImage>?> images,
+        ImageGenerationEventArgs args
+    )
+    {
+        var results = new List<ImageSource>();
+
+        foreach (var (nodeName, imageList) in images)
+        {
+            if (imageList is null)
+            {
+                Logger.Warn("No images for node {NodeName}", nodeName);
+                continue;
+            }
+
+            results.AddRange(await ProcessOutputImages(imageList, args, nodeName.Replace('_', ' ')));
+        }
+
+        return results;
+    }
+
     /// <summary>
     /// Handles image output metadata for generation runs
     /// </summary>
     private async Task<List<ImageSource>> ProcessOutputImages(
         IReadOnlyCollection<ComfyImage> images,
-        ImageGenerationEventArgs args
+        ImageGenerationEventArgs args,
+        string? imageLabel = null
     )
     {
         var client = args.Client;
@@ -441,7 +462,7 @@ public abstract partial class InferenceGenerationViewModelBase
                     images.Count
                 );
 
-                outputImages.Add(new ImageSource(filePath));
+                outputImages.Add(new ImageSource(filePath) { Label = imageLabel });
                 EventManager.Instance.OnImageFileAdded(filePath);
             }
             else if (comfyImage.FileName.EndsWith(".webp"))
@@ -470,7 +491,7 @@ public abstract partial class InferenceGenerationViewModelBase
                     fileExtension: Path.GetExtension(comfyImage.FileName).Replace(".", "")
                 );
 
-                outputImages.Add(new ImageSource(filePath));
+                outputImages.Add(new ImageSource(filePath) { Label = imageLabel });
                 EventManager.Instance.OnImageFileAdded(filePath);
             }
             else
@@ -484,7 +505,7 @@ public abstract partial class InferenceGenerationViewModelBase
                     fileExtension: Path.GetExtension(comfyImage.FileName).Replace(".", "")
                 );
 
-                outputImages.Add(new ImageSource(filePath));
+                outputImages.Add(new ImageSource(filePath) { Label = imageLabel });
                 EventManager.Instance.OnImageFileAdded(filePath);
             }
         }
@@ -554,7 +575,12 @@ public abstract partial class InferenceGenerationViewModelBase
         }
         catch (OperationCanceledException)
         {
-            Logger.Debug($"Image Generation Canceled");
+            Logger.Debug("Image Generation Canceled");
+        }
+        catch (ValidationException e)
+        {
+            Logger.Debug("Image Generation Validation Error: {Message}", e.Message);
+            notificationService.Show("Validation Error", e.Message, NotificationType.Error);
         }
     }