Old shooting function

// stara werja strzelajacej funkcji

bool Board::ComputerShoot()
{
    srand(time(NULL));
    int x, y; // koordynaty strzalu
    if(prevX == 11 && prevY == 11) // poprzedni strzal spudlowany
    {
        do
        {
            x = rand() % 10; // 0-9
            y = rand() % 10; // 0-9
        } while (privateBoard[x][y] == 2 || privateBoard[x][y] == 3 || privateBoard[x][y] == 4);
        if (privateBoard[x][y] == 0)
        {
            std::cout << "\nKomputer strzela w: " << char(x + 65) << y+1 <<"\nPudlo";
            privateBoard[x][y] = 3;
            PrintCoords();
            return false;
        }
        else if (privateBoard[x][y] == 1)
        {
            std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nTrafiony";
            privateBoard[x][y] = 2;
            PrintCoords();
            iteration++;
            prevX = x;
            prevY = y;
            return true;
        }
    }
    else
    {
        bool var1 = false;
        bool alreadyShot[4] = { false, false, false, false };
        do
        {
            int newShoot = rand() % 4;
            if (newShoot == 0 && alreadyShot[0] == false)
            {
                x = prevX + 1;
                y = prevY;
                if (x + 1 <= 9) // x+1, y
                {
                    if (privateBoard[x][y] == 1)
                    {
                        std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nTrafiony";
                        privateBoard[x][y] = 2;
                        PrintCoords();
                        prevX = x;
                        prevY = y;
                        var1 = true;
                        iteration++;
                        return true;
                    }
                    else if (privateBoard[x][y] == 0)
                    {
                        std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nPudlo";
                        privateBoard[x][y] = 3;
                        PrintCoords();
                        var1 = true;
                        return false;
                    }
                }
                alreadyShot[0] = true;
            }
            else if (newShoot == 1 && alreadyShot[1] == false)
            {
                x = prevX;
                y = prevY - 1;
                if (y - 1 >= 0) // x, y - 1
                {
                    if (privateBoard[x][y] == 1)
                    {
                        std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nTrafiony";
                        privateBoard[x][y] = 2;
                        PrintCoords();
                        prevX = x;
                        prevY = y;
                        var1 = true;
                        iteration++;
                        return true;
                    }
                    else if (privateBoard[x][y] == 0)
                    {
                        std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nPudlo";
                        privateBoard[x][y] = 3;
                        PrintCoords();
                        var1 = true;
                        return false;
                    }
                }
                alreadyShot[1] = true;
            }
            else if (newShoot == 2 && alreadyShot[2] == false)
            {
                x = prevX - 1;
                y = prevY;
                if (x - 1 >= 0) // x-1, y
                {
                    if (privateBoard[x][y] == 1)
                    {
                        std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nTrafiony";
                        privateBoard[x][y] = 2;
                        PrintCoords();
                        prevX = x;
                        prevY = y;
                        var1 = true;
                        iteration++;
                        return true;
                    }
                    else if (privateBoard[x][y] == 0)
                    {
                        std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nPudlo";
                        privateBoard[x][y] = 3;
                        PrintCoords();
                        var1 = true;
                        return false;
                    }
                    alreadyShot[2] = true;
                }
            }
            else if (newShoot == 3 && alreadyShot[3] == false)
            {
                x = prevX;
                y = prevY + 1;
                if (y + 1 <= 9) // x, y +1
                {
                    if (privateBoard[x][y] == 1)
                    {
                        std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nTrafiony";
                        privateBoard[x][y] = 2;
                        PrintCoords();
                        prevX = x;
                        prevY = y;
                        var1 = true;
                        iteration++;
                        return true;
                    }
                    else if (privateBoard[x][y] == 0)
                    {
                        std::cout << "\nKomputer strzela w: " << char(x + 65) << y + 1 << "\nPudlo";
                        privateBoard[x][y] = 3;
                        PrintCoords();
                        var1 = true;
                        return false;
                    }
                }
                alreadyShot[3] = true;
            }
        } while (var1 == false && iteration < 1);
    }
    if (iteration == 1)
    {
        Ship::en1 smartShootingPosition; // komputer sprawdza w jakim polozeniu znajduje sie statek przeciwnika
        if(prevX + 1 <= 9 && prevX - 1 >= 0) // zabezpieczenie przed dostepem do nieuzytkowanej pamieci (wycieki pamieci)
            if(privateBoard[prevX + 1][prevY] == 4 || privateBoard[prevX - 1][prevY] == 4 )
    }
}