fixed a few bugs from sentry, see chagenlog for details

CHANGELOG.md

@@ -8,6 +8,9 @@ and this project adheres to [Semantic Versioning 2.0](https://semver.org/spec/v2
 ## v2.8.0-pre.5
 ### Fixed
 - Fixed error when ControlNet module image paths are not found, even if the module is disabled
+- Fixed error when finding metadata for archived models
+- Fixed error when extensions folder is missing
+- Fixed error when webp files have incorrect metadata
 
 ## v2.8.0-pre.4
 ### Added

StabilityMatrix.Avalonia/DialogHelper.cs

@@ -509,7 +509,7 @@ public static class DialogHelper
                     models.Select(m => m.FileNameWithoutExtension)
                 );
 
-                if (result.Score > 40)
+                if (result is { Score: > 40 })
                 {
                     mainGrid.Children.Add(
                         new InfoBar

StabilityMatrix.Avalonia/ViewModels/Inference/InferenceTextToImageViewModel.cs

@@ -188,14 +188,13 @@ public class InferenceTextToImageViewModel : InferenceGenerationViewModelBase, I
     {
         // Validate the prompts
         if (!await PromptCardViewModel.ValidatePrompts())
-        {
             return;
-        }
+
+        if (!await ModelCardViewModel.ValidateModel())
+            return;
 
         if (!await CheckClientConnectedWithPrompt() || !ClientManager.IsConnected)
-        {
             return;
-        }
 
         // If enabled, randomize the seed
         var seedCard = StackCardViewModel.GetCard<SeedCardViewModel>();

StabilityMatrix.Avalonia/ViewModels/Inference/ModelCardViewModel.cs

@@ -2,8 +2,10 @@
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
 using System.Text.Json.Nodes;
+using System.Threading.Tasks;
 using CommunityToolkit.Mvvm.ComponentModel;
 using StabilityMatrix.Avalonia.Controls;
+using StabilityMatrix.Avalonia.Languages;
 using StabilityMatrix.Avalonia.Models;
 using StabilityMatrix.Avalonia.Models.Inference;
 using StabilityMatrix.Avalonia.Services;
@@ -51,6 +53,19 @@ public partial class ModelCardViewModel(IInferenceClientManager clientManager)
 
     public IInferenceClientManager ClientManager { get; } = clientManager;
 
+    public async Task<bool> ValidateModel()
+    {
+        if (SelectedModel != null)
+            return true;
+
+        var dialog = DialogHelper.CreateMarkdownDialog(
+            "Please select a model to continue.",
+            "No Model Selected"
+        );
+        await dialog.ShowAsync();
+        return false;
+    }
+
     /// <inheritdoc />
     public virtual void ApplyStep(ModuleApplyStepEventArgs e)
     {

StabilityMatrix.Core/Helper/ModelFinder.cs

@@ -56,10 +56,14 @@ public class ModelFinder
             // VersionResponse is not actually the full data of ModelVersion, so find it again
             var version = model.ModelVersions!.First(version => version.Id == versionResponse.Id);
 
-            var file = versionResponse.Files.First(
+            var file = versionResponse.Files.FirstOrDefault(
                 file => hashBlake3.Equals(file.Hashes.BLAKE3, StringComparison.OrdinalIgnoreCase)
             );
 
+            // Archived models do not have files
+            if (file == null)
+                return null;
+
             return new ModelSearchResult(model, version, file);
         }
         catch (TaskCanceledException e)

StabilityMatrix.Core/Models/Database/LocalImageFile.cs

@@ -1,4 +1,5 @@
-using DynamicData.Tests;
+using System.Text.Json;
+using DynamicData.Tests;
 using MetadataExtractor.Formats.Exif;
 using StabilityMatrix.Core.Helper;
 using StabilityMatrix.Core.Models.FileInterfaces;
@@ -89,9 +90,18 @@ public record LocalImageFile
                 filePath,
                 ExifDirectoryBase.TagImageDescription
             );
-            var parameters = string.IsNullOrWhiteSpace(paramsJson)
+
-                ? null
+            GenerationParameters? parameters = null;
-                : JsonSerializer.Deserialize<GenerationParameters>(paramsJson);
+            try
+            {
+                parameters = string.IsNullOrWhiteSpace(paramsJson)
+                    ? null
+                    : JsonSerializer.Deserialize<GenerationParameters>(paramsJson);
+            }
+            catch (JsonException)
+            {
+                // just don't load params I guess, no logger here <_<
+            }
 
             filePath.Info.Refresh();
 

StabilityMatrix.Core/Models/Packages/Extensions/GitPackageExtensionManager.cs

@@ -82,6 +82,12 @@ public abstract class GitPackageExtensionManager(IPrerequisiteHelper prerequisit
         {
             cancellationToken.ThrowIfCancellationRequested();
 
+            // Skip directory if not exists
+            if (!indexDirectory.Exists)
+            {
+                continue;
+            }
+
             // Check subdirectories of the index directory
             foreach (var subDirectory in indexDirectory.EnumerateDirectories())
             {