repo creation with initial code after cloning public repo

2026-02-19 07:36:25 -05:00
commit 460884fea3
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+using System;
+using Jellyfin.Data.Enums;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Entities.Audio;
+using MediaBrowser.Controller.Sorting;
+using MediaBrowser.Model.Querying;
+
+namespace Emby.Server.Implementations.Sorting
+{
+    /// <summary>
+    /// Allows comparing artists of albums. Only the first artist of each album is considered.
+    /// </summary>
+    public class AlbumArtistComparer : IBaseItemComparer
+    {
+        /// <summary>
+        /// Gets the item type this comparer compares.
+        /// </summary>
+        public ItemSortBy Type => ItemSortBy.AlbumArtist;
+
+        /// <summary>
+        /// Compares the specified arguments on their primary artist.
+        /// </summary>
+        /// <param name="x">First item to compare.</param>
+        /// <param name="y">Second item to compare.</param>
+        /// <returns>Zero if equal, else negative or positive number to indicate order.</returns>
+        public int Compare(BaseItem? x, BaseItem? y)
+        {
+            return string.Compare(GetFirstAlbumArtist(x), GetFirstAlbumArtist(y), StringComparison.OrdinalIgnoreCase);
+        }
+
+        private static string? GetFirstAlbumArtist(BaseItem? x)
+        {
+            if (x is IHasAlbumArtist audio
+                && audio.AlbumArtists.Count != 0)
+            {
+                return audio.AlbumArtists[0];
+            }
+
+            return null;
+        }
+    }
+}