private bool CheckSomeoneWin()
{
var CheckWinner = new Winner(_boardSize, _currentPlayer, _fieldsToWin);
if (CheckWinner.CheckWinnerHorizontal() ||
CheckWinner.CheckWinnerVertical() ||
CheckWinner.CheckWinnerSlanAtFront() ||
CheckWinner.CheckWinnerSlantAtBack())
{
return(true);
}
return(false);
}