From 0d4bd0495b2e74cb6f1d7f08cda43accb339b77e Mon Sep 17 00:00:00 2001
From: JPVenson <github@jpb.email>
Date: Thu, 9 Oct 2025 19:44:07 +0000
Subject: Add migration to remove artist and album artists from database

---
 .../Migrations/Routines/CleanMusicArtist.cs        | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Jellyfin.Server/Migrations/Routines/CleanMusicArtist.cs

(limited to 'Jellyfin.Server')

diff --git a/Jellyfin.Server/Migrations/Routines/CleanMusicArtist.cs b/Jellyfin.Server/Migrations/Routines/CleanMusicArtist.cs
new file mode 100644
index 000000000..4dc4d6dc7
--- /dev/null
+++ b/Jellyfin.Server/Migrations/Routines/CleanMusicArtist.cs
@@ -0,0 +1,45 @@
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Jellyfin.Data.Enums;
+using Jellyfin.Database.Implementations;
+using Jellyfin.Server.ServerSetupApp;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging;
+
+namespace Jellyfin.Server.Migrations.Routines;
+
+/// <summary>
+/// Cleans up all Music artists that have been migrated in the 10.11 RC migrations.
+/// </summary>
+public class CleanMusicArtist : IAsyncMigrationRoutine
+{
+    private readonly IStartupLogger<CleanMusicArtist> _startupLogger;
+    private readonly IDbContextFactory<JellyfinDbContext> _dbContextFactory;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="CleanMusicArtist"/> class.
+    /// </summary>
+    /// <param name="startupLogger">The startup logger.</param>
+    /// <param name="dbContextFactory">The Db context factory.</param>
+    public CleanMusicArtist(IStartupLogger<CleanMusicArtist> startupLogger, IDbContextFactory<JellyfinDbContext> dbContextFactory)
+    {
+        _startupLogger = startupLogger;
+        _dbContextFactory = dbContextFactory;
+    }
+
+    /// <inheritdoc/>
+    public async Task PerformAsync(CancellationToken cancellationToken)
+    {
+        var context = await _dbContextFactory.CreateDbContextAsync(cancellationToken).ConfigureAwait(false);
+        await using (context.ConfigureAwait(false))
+        {
+            var peoples = context.Peoples.Where(e => e.PersonType == nameof(PersonKind.Artist) || e.PersonType == nameof(PersonKind.AlbumArtist));
+            _startupLogger.LogInformation("Delete {Number} Artist and Album Artist person types from db", await peoples.CountAsync(cancellationToken).ConfigureAwait(false));
+
+            await peoples
+                .ExecuteDeleteAsync(cancellationToken)
+                .ConfigureAwait(false);
+        }
+    }
+}
-- 
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