public GameStatus GetStatusFrom(CrossesBoard board)
{
foreach (var winningRow in _winningRows)
{
if (winningRow.All(position => board.TokenAt(position) == GameToken.Player1))
{
return(GameStatus.Player1Wins);
}
if (winningRow.All(position => board.TokenAt(position) == GameToken.Player2))
{
return(GameStatus.Player2Wins);
}
}
if (!EmptySpacesExist(board))
{
return(GameStatus.Draw);
}
return(GameStatus.Ongoing);
}
private static bool EmptySpacesExist(CrossesBoard board)
{
for (int rowIndex = 0; rowIndex < CrossesBoard.BOARD_SIZE; rowIndex++)
{
for (int columnIndex = 0; columnIndex < CrossesBoard.BOARD_SIZE; columnIndex++)
{
if (board.TokenAt(BoardPosition.At(columnIndex, rowIndex)) == GameToken.None)
{
return(true);
}
}
}
return(false);
}
public static string ToString(CrossesBoard board)
{
const string TOP_LINE = " ┌───┬───┬───┐";
const string HORIZONTAL_LINE = " ├───┼───┼───┤";
const string VERTICAL_SECTION = "│";
const string BOTTOM_LINE = " └───┴───┴───┘";
const string NEWLINE = "\r\n";
Dictionary <GameToken, string> displayToken = new Dictionary <GameToken, string> {
{ GameToken.Player1, "X" },
{ GameToken.Player2, "O" },
{ GameToken.None, " " },
};
var output = new StringBuilder(NEWLINE);
output.AppendLine(" 0 1 2");
output.AppendLine(TOP_LINE);
for (int rows = 0; rows < CrossesBoard.BOARD_SIZE; rows++)
{
output.Append(rows + " ");
for (int columns = 0; columns < CrossesBoard.BOARD_SIZE; columns++)
{
output.Append(VERTICAL_SECTION + " ");
output.Append(displayToken[board.TokenAt(new BoardPosition(columns, rows))] + " ");
}
output.AppendLine(VERTICAL_SECTION);
if (rows < CrossesBoard.BOARD_SIZE - 1)
{
output.AppendLine(HORIZONTAL_LINE);
}
}
output.AppendLine(BOTTOM_LINE);
return(output.ToString());
}
