/// <summary>
/// Sorts an <see cref="Enumerable"/> list of <see cref="PKM"/> objects to display those originally obtained by the current <see cref="ITrainerInfo"/>.
/// </summary>
/// <param name="list">Source list to sort</param>
/// <param name="trainer">The <see cref="ITrainerInfo"/> requesting the sorted data.</param>
/// <returns>Enumerable list that is sorted</returns>
public static IEnumerable <PKM> OrderByOwnership(this IEnumerable <PKM> list, ITrainerInfo trainer)
{
return(list.InitialSortBy()
.ThenByDescending(p => trainer.IsOriginalHandler(p, ((GameVersion)trainer.Game).IsValidSavedVersion())) // true first
.ThenByDescending(p => string.Equals(p.OT_Name, trainer.OT, StringComparison.CurrentCultureIgnoreCase))
.OrderByTrainer()
.ThenBy(p => p.Species)
.FinalSortBy());
}
