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 + + ;
}
}
}