/**
* Move a Player one step in a given direction.
* @param player The player to move.
* @param direction The direction in which to move.
* @throws InvalidOperationException if it's not the player's turn or the player tries to move to an
* illegal location.
*/
public void Move(Player player, Direction direction)
{
int curX = player.X;
int curY = player.Y;
if (!player.Equals(_currentPlayer))
{
throw new InvalidOperationException("Cannot move a piece other than your own.");
}
int newX = curX + direction.DeltaX;
int newY = curY + direction.DeltaY;
if (newX < 0 || newX > _maxX || newY < 0 || newY > _maxY)
{
throw new InvalidOperationException("Cannot move to (" + newX + "," + newY + "); it is off the board");
}
BoardObject newOccupant = _grid[newX, newY];
if (newOccupant.BlocksMovement())
{
throw new InvalidOperationException("Cannot move to (" + newX + "," + newY + "); it is occupied by " + newOccupant);
}
if (newOccupant is Prize)
{
Prize prize = (Prize)newOccupant;
player.IncreaseScore(prize.Points);
_prizes.Remove(prize);
}
_grid[newX, newY] = player;
player.SetPosition(newX, newY);
_grid[curX, curY] = new EmptySpace();
_grid[curX, curY].SetPosition(curX, curY);
Console.WriteLine($"Player {GameEngine.GetPlayerLetter(player)} decided to move {direction}\n");
}
public Board(int x, int y)
{
_maxX = x - 1;
_maxY = y - 1;
_grid = new BoardObject[x, y];
for (var i = 0; i < _grid.GetLength(0); i++)
{
for (var j = 0; j < _grid.GetLength(1); j++)
{
_grid[i, j] = new EmptySpace();
_grid[i, j].SetPosition(i, j);
}
}
}