public PlayerCoordinate(string str)
{
if (str.Length != 2)
{
throw new Exception("Invalid coordinate format");
}
Row = BoardUtil.GetInteralPlayerRow(str[1]);
Col = BoardUtil.GetInternalPlayerCol(str[0]);
}
private bool CanPlayersReachGoal(WallCoordinate wallCoordinate)
{
// Make a copy of the board, we don't want to change the original yet
char[,] copy = board.Clone() as char[, ];
copy[wallCoordinate.StartRow, wallCoordinate.StartCol] = copy[wallCoordinate.EndRow, wallCoordinate.EndCol] = WALL;
bool canPlayerOneReachGoal = BoardUtil.CanReachGoal(copy, 0, playerOneLocation.Row, playerOneLocation.Col);
bool canPlayerTwoReachGoal = BoardUtil.CanReachGoal(copy, 16, playerTwoLocation.Row, playerTwoLocation.Col);
return(canPlayerOneReachGoal && canPlayerTwoReachGoal);
}
public bool MovePiece(PlayerEnum player, PlayerCoordinate destinationCoordinate)
{
if (gameOver || player != whoseTurn)
{
return(false);
}
bool retValue = false;
PlayerCoordinate startCoordinate = null;
switch (player)
{
case PlayerEnum.ONE:
startCoordinate = playerOneLocation;
break;
case PlayerEnum.TWO:
startCoordinate = playerTwoLocation;
break;
}
string move = Convert.ToChar(97 + (destinationCoordinate.Col / 2)).ToString() + (9 - destinationCoordinate.Row / 2).ToString();
if (possibleMoves[whoseTurn == 0 ? 0 : 1].Contains(move) /*IsValidPlayerMove(player, startCoordinate, destinationCoordinate)*/)
{
board[startCoordinate.Row, startCoordinate.Col] = PLAYER_SPACE;
switch (player)
{
case PlayerEnum.ONE:
playerOneLocation.Row = destinationCoordinate.Row;
playerOneLocation.Col = destinationCoordinate.Col;
lastStart[0] = lastMove[0];
if (BoardUtil.IsMoveAdjacentToPosition(move, playerOneLocation))
{
lastMove[0] = BoardUtil.PlayerCoordinateToString(playerTwoLocation);
}
else
{
lastMove[0] = BoardUtil.PlayerCoordinateToString(playerOneLocation);
}
possibleMoves[whoseTurn == 0 ? 0 : 1] = PossibleMovesFromPosition();
whoseTurn = PlayerEnum.TWO;
possibleMoves[whoseTurn == 0 ? 0 : 1] = PossibleMovesFromPosition();
break;
case PlayerEnum.TWO:
playerTwoLocation.Row = destinationCoordinate.Row;
playerTwoLocation.Col = destinationCoordinate.Col;
lastStart[1] = lastMove[1];
if (BoardUtil.IsMoveAdjacentToPosition(move, playerTwoLocation))
{
lastMove[1] = BoardUtil.PlayerCoordinateToString(playerOneLocation);
}
else
{
lastMove[1] = BoardUtil.PlayerCoordinateToString(playerTwoLocation);
}
possibleMoves[whoseTurn == 0 ? 0 : 1] = PossibleMovesFromPosition();
whoseTurn = PlayerEnum.ONE;
possibleMoves[whoseTurn == 0 ? 0 : 1] = PossibleMovesFromPosition();
break;
}
retValue = true;
}
// check for win
if (playerOneLocation.Row == 0)
{
playerOneWin = true;
}
if (playerTwoLocation.Row == (TOTAL_ROWS - 1))
{
playerTwoWin = true;
}
gameOver = playerOneWin || playerTwoWin;
return(retValue);
}