public TickTackToePlayer(string name, TickTackToeBoard.TickTackToeToken token)
{
Name = name;
if (token == TickTackToeBoard.TickTackToeToken.Available)
{
throw new InvalidOperationException($"{TickTackToeBoard.TickTackToeToken.Available} is not a valid token");
}
Token = token;
}
private bool isWinningSecondDiagonal(TickTackToeBoard.TickTackToeToken playerTurnToken)
{
for (var d = 0; d < Board.BoardRowCount; d++)
{
if (Board.GetValueAtLocation(d, Board.BoardRowCount - d - 1) != playerTurnToken)
{
return(false);
}
}
return(true);
}
private bool isWinningColumn(int column, TickTackToeBoard.TickTackToeToken playerTurnToken)
{
for (var row = 0; row < Board.BoardRowCount; row++)
{
if (Board.GetValueAtLocation(row, column) != playerTurnToken)
{
return(false);
}
}
return(true);
}
private bool isWinnerByColumn(TickTackToeBoard.TickTackToeToken playerTurnToken)
{
for (var column = 0; column < Board.BoardColumnCount; column++)
{
if (isWinningColumn(column, playerTurnToken))
{
return(true);
}
}
return(false);
}
private bool isWinningRow(int row, TickTackToeBoard.TickTackToeToken playerTurnToken)
{
for (var column = 1; column < Board.BoardColumnCount; column++)
{
if (Board.GetValueAtLocation(row, column) != playerTurnToken)
{
return(false);
}
}
return(true);
}
private bool isWinnerByRow(TickTackToeBoard.TickTackToeToken playerTurnToken)
{
for (var row = 0; row < Board.BoardRowCount; row++)
{
if (isWinningRow(row, playerTurnToken))
{
return(true);
}
}
return(false);
}
private TickTackToeGameResult GetGameWinResultFromToken(TickTackToeBoard.TickTackToeToken playerTurnToken)
{
switch (playerTurnToken)
{
case TickTackToeBoard.TickTackToeToken.O:
return(TickTackToeGameResult.OWins);
case TickTackToeBoard.TickTackToeToken.X:
return(TickTackToeGameResult.XWins);
default: throw new ArgumentException(message: "invalid enum value", paramName: nameof(playerTurnToken));
}
}
private bool isWinnerByDiaganal(TickTackToeBoard.TickTackToeToken playerTurnToken)
{
if (isWinningFirstDiagonal(playerTurnToken))
{
return(true);
}
if (isWinningSecondDiagonal(playerTurnToken))
{
return(true);
}
return(false);
}
public virtual TickTackToeGameResult CheckTurnResult(TickTackToeBoard.TickTackToeToken playerTurnToken)
{
if (this.HasGameBeenWon(playerTurnToken))
{
return(GetGameWinResultFromToken(playerTurnToken));
}
if (!Board.AnyMovesLeft())
{
return(TickTackToeGameResult.CatsGame);
}
return(TickTackToeGameResult.InProgress);
}
public virtual bool HasGameBeenWon(TickTackToeBoard.TickTackToeToken playerTurnToken)
{
if (isWinnerByRow(playerTurnToken))
{
return(true);
}
if (isWinnerByColumn(playerTurnToken))
{
return(true);
}
if (isWinnerByDiaganal(playerTurnToken))
{
return(true);
}
return(false);
}
public void SetPlayer2(string name, TickTackToeBoard.TickTackToeToken token)
{
Player2 = new TickTackToePlayer(name, token);
}
