using System.Linq; using MediaBrowser.Controller.Entities; using MediaBrowser.Controller.Entities.Audio; using MediaBrowser.Controller.Sorting; using MediaBrowser.Model.Querying; using System; namespace MediaBrowser.Server.Implementations.Sorting { /// <summary> /// Class AlbumArtistComparer /// </summary> public class AlbumArtistComparer : IBaseItemComparer { /// <summary> /// Compares the specified x. /// </summary> /// <param name="x">The x.</param> /// <param name="y">The y.</param> /// <returns>System.Int32.</returns> public int Compare(BaseItem x, BaseItem y) { return string.Compare(GetValue(x), GetValue(y), StringComparison.CurrentCultureIgnoreCase); } /// <summary> /// Gets the value. /// </summary> /// <param name="x">The x.</param> /// <returns>System.String.</returns> private string GetValue(BaseItem x) { var audio = x as IHasAlbumArtist; return audio != null ? audio.AlbumArtists.FirstOrDefault() : null; } /// <summary> /// Gets the name. /// </summary> /// <value>The name.</value> public string Name { get { return ItemSortBy.AlbumArtist; } } } }