1 files changed, 21 insertions, 0 deletions
diff --git a/Jellyfin.Server.Implementations/ModelConfiguration/AncestorIdConfiguration.cs b/Jellyfin.Server.Implementations/ModelConfiguration/AncestorIdConfiguration.cs
new file mode 100644
index 000000000..8cc817fb8
--- /dev/null
+++ b/Jellyfin.Server.Implementations/ModelConfiguration/AncestorIdConfiguration.cs
@@ -0,0 +1,21 @@
+using System;
+using Jellyfin.Data.Entities;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace Jellyfin.Server.Implementations.ModelConfiguration;
+
+/// <summary>
+/// AncestorId configuration.
+/// </summary>
+public class AncestorIdConfiguration : IEntityTypeConfiguration<AncestorId>
+{
+    /// <inheritdoc/>
+    public void Configure(EntityTypeBuilder<AncestorId> builder)
+    {
+        builder.HasKey(e => new { e.ItemId, e.ParentItemId });
+        builder.HasIndex(e => e.ParentItemId);
+        builder.HasOne(e => e.ParentItem).WithMany(e => e.ParentAncestors).HasForeignKey(f => f.ParentItemId);
+        builder.HasOne(e => e.Item).WithMany(e => e.Children).HasForeignKey(f => f.ItemId);
+    }
+}