//private static Either<Error, eDirecton> AutoInput()
//{
// return dir;
//}
private static string GetHeadSymbol(eDirecton directon)
{
string[] tempHeadStr = headElement.Split(' ');
int direc = (int)directon;
return(tempHeadStr[direc]);
}
private static Either <Error, eDirecton> Input()
{
eDirecton dir = eDirecton.DOWN;
var key = Console.ReadKey().Key.ToString();
switch (key)
{
case "A":
dir = eDirecton.LEFT;
break;
case "D":
dir = eDirecton.RIGHT;
break;
case "W":
dir = eDirecton.UP;
break;
case "S":
dir = eDirecton.DOWN;
break;
default:
return(Error("Bad format--please input direction using A,D,W,S keys"));
}
return(dir);
}
