public void AddDisc(DiscPosition discPosition, Board board, out bool isLegalPlay)
{
isLegalPlay = true;
//Outside the board
if (discPosition.X > board.BoundaryX ||
discPosition.Y > board.BoundaryY ||
discPosition.X < 1 ||
discPosition.Y < 1)
{
isLegalPlay = false;
}
if (board.DiscsOnBoard == null)
{
board.DiscsOnBoard = new List <DiscPosition>();
}
//On occupied position
if (board.DiscsOnBoard.Exists(p =>
p.X.Equals(discPosition.X) && p.Y.Equals(discPosition.Y)
))
{
isLegalPlay = false;
}
board.DiscsOnBoard.Add(discPosition);
}
public DiscPosition Play(Board board)
{
var possiblePosition = GetPossibleDiscPosition(board.DiscsOnBoard, board.BoundaryX, board.BoundaryY);
var myMove = new DiscPosition
{
X = possiblePosition.X,
Y = possiblePosition.Y
};
return(myMove);
}
public void ShouldStateIllegalPlayIfOutsideBoard()
{
var disc = new DiscPosition {
PlayerInitialLetter = 'T', X = 0, Y = 0
};
var board = new Board {
BoundaryX = 20, BoundaryY = 20
};
bool isLegalPlay = true;
_gameManager.AddDisc(disc, board, out isLegalPlay);
Assert.IsFalse(isLegalPlay);
}
public void ShouldNotThrowExceptionIfDiscsOnBoardIsNull()
{
var disc = new DiscPosition {
PlayerInitialLetter = 'T', X = 15, Y = 10
};
var board = new Board
{
BoundaryX = 20,
BoundaryY = 20
};
bool isLegalPlay = true;
Assert.DoesNotThrow(() => _gameManager.AddDisc(disc, board, out isLegalPlay));
}
private DiscPosition GetPossibleDiscPosition(IList <DiscPosition> occupiedPositions, int boundaryX, int boundaryY)
{
var suggestion = new DiscPosition();
var positionComparer = new PositionComparer();
var maxIterations = boundaryX * boundaryY;
do
{
suggestion = new DiscPosition
{
X = Randomizer.Next(1, boundaryX + 1),
Y = Randomizer.Next(1, boundaryY + 1)
};
maxIterations--;
}while (occupiedPositions.Contains(suggestion, positionComparer) &&
maxIterations >= 0);
return(suggestion);
}
public void ShouldStateIllegalPlayIfAddingOnOccupiedPosition()
{
var disc = new DiscPosition {
PlayerInitialLetter = 'T', X = 15, Y = 10
};
var board = new Board
{
BoundaryX = 20,
BoundaryY = 20,
DiscsOnBoard = new List <DiscPosition>
{
new DiscPosition {
PlayerInitialLetter = 'T', X = 15, Y = 10
}
}
};
bool isLegalPlay = true;
_gameManager.AddDisc(disc, board, out isLegalPlay);
Assert.IsFalse(isLegalPlay);
}
public bool IsWinner(List <DiscPosition> playerDiscs, out List <DiscPosition> winningCombination)
{
winningCombination = new List <DiscPosition>();
if (playerDiscs.Count < 5)
{
return(false);
}
foreach (var currentDisc in playerDiscs)
{
winningCombination.Clear();
winningCombination.Add(currentDisc);
//Hitta 5 följande discar
for (int j = 1; j <= 5; j++)
{
DiscPosition disc = currentDisc;
var nextDisc = playerDiscs.FirstOrDefault(d => d.X.Equals(disc.X + j) && d.Y.Equals(disc.Y + j));
if (nextDisc != null)
{
winningCombination.Add(nextDisc);
}
else
{
break;
}
}
if (winningCombination.Count == 5)
{
break;
}
}
return(winningCombination.Count == 5);
}