public string DrawBoard(ChessOwner perspective, ChessIconFormat format = ChessIconFormat.Text)
{
var text = new StringBuilder();
text.AppendLine("```");
text.AppendLine(DrawRanks(perspective));
bool isFlipped = perspective == ChessOwner.Black;
for (int column = isFlipped ? Max : Min; isFlipped?column >= Min : column <= Max; column += isFlipped ? -1 : 1)
{
text.Append(column + 1);
for (int row = isFlipped ? Max : Min; isFlipped?row >= Min : row <= Max; row += isFlipped ? -1 : 1)
{
ChessPiece piece = GetPiece(row, column);
string tile = piece == null ? EmptyTile
: ChessPiece.GetString(piece.Piece, piece.Owner, format);
text.Append($" {tile}");
}
text.AppendLine();
}
text.AppendLine("```");
return(text.ToString());
}
public string DrawMoves(ChessPiece focus, ChessOwner perspective, ChessIconFormat format = ChessIconFormat.Text)
{
List <Coordinate> moves = GetMoves(focus);
var text = new StringBuilder();
text.AppendLine("```");
text.AppendLine(DrawRanks(perspective));
bool isFlipped = perspective == ChessOwner.Black;
for (int column = isFlipped ? Max : Min; isFlipped?column >= Min : column <= Max; column += isFlipped ? -1 : 1)
{
text.Append(column + 1);
for (int row = isFlipped ? Max : Min; isFlipped?row >= Min : row <= Max; row += isFlipped ? -1 : 1)
{
ChessPiece piece = GetPiece(row, column);
string tile = piece == null
? moves.Contains(new Coordinate(row, column)) ? "o"
: EmptyTile
: moves.Contains(new Coordinate(row, column)) && piece.Rank == row && piece.File == column
? "x"
: ChessPiece.GetString(piece.Piece, perspective, format);
text.Append($" {tile}");
}
text.AppendLine();
}
text.AppendLine("```");
return(text.ToString());
}
public static string GetString(ChessRank rank, ChessOwner player, ChessIconFormat format = ChessIconFormat.Text)
{
bool isBlack = player == ChessOwner.Black;
bool isEmote = format == ChessIconFormat.Emote;
string text = rank switch
{
ChessRank.Pawn when isEmote => isBlack ? "♙" : "♟",
ChessRank.Pawn => "P",
ChessRank.Knight when isEmote => isBlack ? "♘" : "♞",
ChessRank.Knight => "N",
ChessRank.Bishop when isEmote => isBlack ? "♗" : "♝",
ChessRank.Bishop => "B",
ChessRank.Rook when isEmote => isBlack ? "♖" : "♜",
ChessRank.Rook => "R",
ChessRank.Queen when isEmote => isBlack ? "♕" : "♛",
ChessRank.Queen => "Q",
ChessRank.King when isEmote => isBlack ? "♔" : "♚",
ChessRank.King => "K",
_ => throw new ArgumentException("Unknown rank")
};
if (isBlack && !isEmote)
{
text = text.ToLower();
}
return(text);
}
