jellyfin-server/MediaBrowser.Server.Implementations/Sorting/ArtistComparer.cs

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using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Sorting;
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using MediaBrowser.Model.Querying;
using System;
using System.Linq;
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namespace MediaBrowser.Server.Implementations.Sorting
{
/// <summary>
/// Class ArtistComparer
/// </summary>
public class ArtistComparer : 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 Audio;
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if (audio == null)
{
return string.Empty;
}
return audio.Artists.FirstOrDefault() ?? string.Empty;
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}
/// <summary>
/// Gets the name.
/// </summary>
/// <value>The name.</value>
public string Name
{
get { return ItemSortBy.Artist; }
}
}
}