/// <summary>
/// The event handler for OnFieldSelection.
/// </summary>
/// <param name="sender">The event sender.</param>
/// <param name="e">The event arguments.</param>
private void Board_OnFieldSelection(object sender, FieldSelectedEventArgs e)
{
if (!_done && _currentColor == _playerColor && e.Piece != null && e.Piece.Color == _currentColor)
{
var enemyColor = ColorOperations.Invert(_currentColor);
var movesForPiece = Bitboard.Moves
.Where(p => p.From == e.Position && !Bitboard.Moves.Any(q => p.Piece == PieceType.King &&
q.Color == enemyColor && q.To == p.To))
.Select(p => p.To)
.ToList();
VisualBoard.AddExternalSelections(movesForPiece);
}
}
/// <summary>
/// The event handler for OnFieldSelection.
/// </summary>
/// <param name="sender">The event sender.</param>
/// <param name="e">The event arguments.</param>
private void Board_OnFieldSelection(object sender, FieldSelectedEventArgs e)
{
if (e.Piece == null)
{
var fieldAttackers = VisualBoard.FriendlyBoard.GetFieldAttackers(e.Position);
VisualBoard.AddExternalSelections(fieldAttackers);
}
else
{
var movesForPiece = Bitboard.Moves
.Where(p => p.From == e.Position)
.Select(p => p.To)
.ToList();
VisualBoard.AddExternalSelections(movesForPiece);
}
}
/// <summary>
/// Draws all fields attacked by pieces with the specified color.
/// </summary>
/// <param name="command">The Attacks command.</param>
private void DrawAttacks(Command command)
{
var colorArgument = command.GetArgument <string>(0);
List <Position> attacks;
if (colorArgument == "all")
{
attacks = VisualBoard.FriendlyBoard.GetAttacks();
}
else
{
var colorTypeParseResult = Enum.TryParse(colorArgument, true, out Color colorType);
if (!colorTypeParseResult)
{
ConsoleManager.WriteLine($"$rInvalid color parameter ($R{colorArgument}$r)");
return;
}
attacks = VisualBoard.FriendlyBoard.GetAttacks(colorType);
}
VisualBoard.AddExternalSelections(attacks);
}