/// <summary>
/// Process a given <paramref name="move"/>, according to the
/// <see cref="Game.CurrentPlayer"/>, the given <typeparamref name="TChess"/>.
/// </summary>
/// <param name="move">A legal <see cref="Move"/>.</param>
/// <returns><see langword="true"/> if the <paramref name="move"/> was
/// processed. Otherwise, return <see langword="false"/>.</returns>
/// <exception cref="KeyNotFoundException">
/// Performing a <paramref name="move"/> where <see cref="Move.FromSquare"/>
/// is empty yields an exception.</exception>
public override bool ProcessMove(Move move)
{
// Check if player is moving a piece that matches
// his own set...
if (Chess.Position[move.FromSquare].Color != CurrentPlayer)
{
return(false);
}
// ... and if the move is being processed correctly
if (!Chess.Process(move, out IPiece captured))
{
return(false);
}
// Update game._moves
if (CurrentPlayer)
{
_moves.Add(Enumerable.Empty <Move>().ToList());
}
_moves.Last().Add(move);
// Update_ the MoveCount
MoveCount = _moves.Count;
// Update the captured pieces
if (!(captured is null))
{
_captured.Add(captured);
}
// Pass the turn to the other player
CurrentPlayer = !CurrentPlayer;
// Update the outcome according to the next
// players condition...
// ... if under check...
if (Chess.IsChecked <TChess>(CurrentPlayer))
{
Outcome = Outcome.Checked;
}
else
{
Outcome = Outcome.Game;
}
// ... or if there are any moves available
if (Chess.AvailableMoves(CurrentPlayer).Count == 0)
{
if (Outcome == Outcome.Checked)
{
Outcome = Outcome.Checkmate;
}
else
{
Outcome = Outcome.Stalemate;
}
}
// Update complete... return true
return(true);
}