1 files changed, 24 insertions, 27 deletions
diff --git a/MediaBrowser.LocalMetadata/Images/EpisodeLocalImageProvider.cs b/MediaBrowser.LocalMetadata/Images/EpisodeLocalImageProvider.cs
index 443f3fbb5..dc13bf4f6 100644
--- a/MediaBrowser.LocalMetadata/Images/EpisodeLocalImageProvider.cs
+++ b/MediaBrowser.LocalMetadata/Images/EpisodeLocalImageProvider.cs
@@ -2,6 +2,7 @@ using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using Jellyfin.Extensions;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Providers;
@@ -10,38 +11,42 @@ using MediaBrowser.Model.IO;
 
 namespace MediaBrowser.LocalMetadata.Images
 {
-    public class EpisodeLocalLocalImageProvider : ILocalImageFileProvider, IHasOrder
+    /// <summary>
+    /// Episode local image provider.
+    /// </summary>
+    public class EpisodeLocalImageProvider : ILocalImageProvider, IHasOrder
     {
-        private readonly IFileSystem _fileSystem;
-
-        public EpisodeLocalLocalImageProvider(IFileSystem fileSystem)
-        {
-            _fileSystem = fileSystem;
-        }
-
+        /// <inheritdoc />
         public string Name => "Local Images";
 
+        /// <inheritdoc />
         public int Order => 0;
 
+        /// <inheritdoc />
         public bool Supports(BaseItem item)
         {
             return item is Episode && item.SupportsLocalMetadata;
         }
 
-        public List<LocalImageInfo> GetImages(BaseItem item, IDirectoryService directoryService)
+        /// <inheritdoc />
+        public IEnumerable<LocalImageInfo> GetImages(BaseItem item, IDirectoryService directoryService)
         {
             var parentPath = Path.GetDirectoryName(item.Path);
+            if (parentPath == null)
+            {
+                return Enumerable.Empty<LocalImageInfo>();
+            }
 
             var parentPathFiles = directoryService.GetFiles(parentPath);
 
-            var nameWithoutExtension = Path.GetFileNameWithoutExtension(item.Path);
+            var nameWithoutExtension = Path.GetFileNameWithoutExtension(item.Path.AsSpan());
 
             return GetFilesFromParentFolder(nameWithoutExtension, parentPathFiles);
         }
 
-        private List<LocalImageInfo> GetFilesFromParentFolder(string filenameWithoutExtension, List<FileSystemMetadata> parentPathFiles)
+        private List<LocalImageInfo> GetFilesFromParentFolder(ReadOnlySpan<char> filenameWithoutExtension, List<FileSystemMetadata> parentPathFiles)
         {
-            var thumbName = filenameWithoutExtension + "-thumb";
+            var thumbName = string.Concat(filenameWithoutExtension, "-thumb");
 
             var list = new List<LocalImageInfo>(1);
 
@@ -52,29 +57,21 @@ namespace MediaBrowser.LocalMetadata.Images
                     continue;
                 }
 
-                if (BaseItem.SupportedImageExtensions.Contains(i.Extension, StringComparer.OrdinalIgnoreCase))
+                if (BaseItem.SupportedImageExtensions.Contains(i.Extension.AsSpan(), StringComparison.OrdinalIgnoreCase))
                 {
-                    var currentNameWithoutExtension = _fileSystem.GetFileNameWithoutExtension(i);
+                    var currentNameWithoutExtension = Path.GetFileNameWithoutExtension(i.FullName.AsSpan());
 
-                    if (string.Equals(filenameWithoutExtension, currentNameWithoutExtension, StringComparison.OrdinalIgnoreCase))
+                    if (filenameWithoutExtension.Equals(currentNameWithoutExtension, StringComparison.OrdinalIgnoreCase))
                     {
-                        list.Add(new LocalImageInfo
-                        {
-                            FileInfo = i,
-                            Type = ImageType.Primary
-                        });
+                        list.Add(new LocalImageInfo { FileInfo = i, Type = ImageType.Primary });
                     }
-
-                    else if (string.Equals(thumbName, currentNameWithoutExtension, StringComparison.OrdinalIgnoreCase))
+                    else if (currentNameWithoutExtension.Equals(thumbName, StringComparison.OrdinalIgnoreCase))
                     {
-                        list.Add(new LocalImageInfo
-                        {
-                            FileInfo = i,
-                            Type = ImageType.Primary
-                        });
+                        list.Add(new LocalImageInfo { FileInfo = i, Type = ImageType.Primary });
                     }
                 }
             }
+
             return list;
         }
     }