/// Ask and return the desired board size.
private static int GetBoardSize()
{
while (true)
{
Console.Write("Choose board size (default is 8): ");
if (int.TryParse(Console.ReadLine(), out var boardSize))
{
return(Math.Max(4, Math.Min(boardSize, 8)));
}
ColorPrint.Error("give a valid number...");
}
}
/// Return move chosen by a human player.
private Move GetHumanMove(List <Move> moves)
{
while (true)
{
var square = GetSquare();
// check if given square is one of the possible moves
if (moves.Exists(x => square.Equals(x.Square)))
{
return(moves.Find(x => square.Equals(x.Square)));
}
ColorPrint.Error($"can't place a {_disk.Name()} disk in square {square}!", 2);
}
}
/// Ask human player for square coordinates.
private static Square GetSquare()
{
while (true)
{
try {
Console.Write(" Give disk position (x,y): ");
var coords = Console.ReadLine();
if (string.IsNullOrEmpty(coords) || coords.Length != 3 || coords[1] != ',')
{
throw new FormatException();
}
var x = int.Parse(coords.Substring(0, 1));
var y = int.Parse(coords.Substring(2, 1));
return(new Square(x, y));
} catch (FormatException) {
ColorPrint.Error("give coordinates in the form (x,y)!", 2);
}
}
}
