Merge branch 'master' into patch-2

1 files changed, 64 insertions, 0 deletions

diff --git a/Jellyfin.Data/Entities/Libraries/CollectionItem.cs b/Jellyfin.Data/Entities/Libraries/CollectionItem.cs
new file mode 100644
index 000000000..0cb4716db
--- /dev/null
+++ b/Jellyfin.Data/Entities/Libraries/CollectionItem.cs
@@ -0,0 +1,64 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using Jellyfin.Data.Interfaces;
+
+namespace Jellyfin.Data.Entities.Libraries
+{
+    /// <summary>
+    /// An entity representing a collection item.
+    /// </summary>
+    public class CollectionItem : IHasConcurrencyToken
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CollectionItem"/> class.
+        /// </summary>
+        /// <param name="libraryItem">The library item.</param>
+        public CollectionItem(LibraryItem libraryItem)
+        {
+            LibraryItem = libraryItem;
+        }
+
+        /// <summary>
+        /// Gets or sets the id.
+        /// </summary>
+        /// <remarks>
+        /// Identity, Indexed, Required.
+        /// </remarks>
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        public int Id { get; set; }
+
+        /// <inheritdoc />
+        [ConcurrencyCheck]
+        public uint RowVersion { get; private set; }
+
+        /// <summary>
+        /// Gets or sets the library item.
+        /// </summary>
+        /// <remarks>
+        /// Required.
+        /// </remarks>
+        public virtual LibraryItem LibraryItem { get; set; }
+
+        /// <summary>
+        /// Gets or sets the next item in the collection.
+        /// </summary>
+        /// <remarks>
+        /// TODO check if this properly updated Dependant and has the proper principal relationship.
+        /// </remarks>
+        public virtual CollectionItem? Next { get; set; }
+
+        /// <summary>
+        /// Gets or sets the previous item in the collection.
+        /// </summary>
+        /// <remarks>
+        /// TODO check if this properly updated Dependant and has the proper principal relationship.
+        /// </remarks>
+        public virtual CollectionItem? Previous { get; set; }
+
+        /// <inheritdoc />
+        public void OnSavingChanges()
+        {
+            RowVersion++;
+        }
+    }
+}