/// <summary>
/// 引数の列の台札に次におけるカードのランク。
/// </summary>
/// <param name="column">列</param>
/// <returns>次におけるカードのランク</returns>
public Rank?NextRank(FoundationColumn column)
{
int count = Values.Count(e => e is Foundation f && f.Column == column);
var FoundationSequence = FoundationSequenceMap[column];
return(count < FoundationSequence.Count ? FoundationSequence[count] : (Rank?)null);
}
/// <summary>
/// カードを場札に移動する。
/// </summary>
/// <param name="card">移動するカード</param>
/// <param name="column">移動先の場札の列</param>
public void MoveFoundation(Card card, FoundationColumn column)
{
if (!CanMoveFoundation(card, column))
{
throw new InvalidOperationException();
}
Dictionary[card] = new Foundation(column);
}
/// <summary>
/// カードが場札に移動可能か
/// </summary>
/// <param name="card">移動するカード</param>
/// <param name="column">移動先の場札の列</param>
/// <returns>可否</returns>
public bool CanMoveFoundation(Card card, FoundationColumn column)
{
if (!(Dictionary[card] is WastePile ||
(Dictionary[card] is Tableau tableau &&
tableau.Number == Values.OfType <Tableau>().Where(e => e.Column == tableau.Column).Max(e => e.Number))))
{
return(false);
}
return(card.Rank == NextRank(column));
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
public Foundation(FoundationColumn column)
{
Column = column;
}
