public string DrawBoardToString(GenericTicTacToeGame game)
{
// Since potentially we could be dealing with a huge number of squares (there is no
// limit on board size), then use a string builder to save memory
StringBuilder str_sp = new StringBuilder();
for (int i = 0; i < game.BoardWidth; i++)
{
for (int j = 0; j < game.BoardHeight; j++)
{
Space space = game.SpaceAt(i, j);
switch (space.State)
{
case SpaceState.O:
str_sp.Append("O"); break;
case SpaceState.X:
str_sp.Append("X"); break;
default:
str_sp.Append("-"); break;
}
}
str_sp.Append(Environment.NewLine);
}
return(str_sp.ToString());
}
public Space NextMove(GenericTicTacToeGame game)
{
Random r = new Random();
// Select a random square
List <Space> available = game.GetAvailableSpaces();
if (available.Count == 0) // None left
{
return(null);
}
else // Get a random space from the remaining set
{
return(available.ElementAt(r.Next(0, available.Count - 1)));
}
}
public void DrawBoardToOutput(GenericTicTacToeGame game)
{
Console.Write(DrawBoardToString(game));
}
public bool HasFinished(GenericTicTacToeGame game)
{
return((from s in game.Spaces where !s.HasBeenPlayed() select s).FirstOrDefault() == default(Space));
}