Ch10Ex5 mastermindGame

package ch10ex5;
import java.util.Random;
import java.util.ArrayList;
import java.util.stream.Collectors;

public class mastermindGame
{
    int pegs, colors;
    boolean win=false;
    int correctPegs=0, correctNums=0;
    mastermindGame(int pegs, int colors)
    {
        this.pegs=pegs;
        this.colors=colors;
    }
    Random rand=new Random();
    ArrayList<Integer> nums=new ArrayList();
    public void generate()
    {
        for(int c=0;c<this.pegs;c++)nums.add(rand.nextInt(colors)+1);
    }

    public void checkEach(int current, int count)
    {
        if(count==1)correctPegs=0;
        if(nums.get(count-1)==current)correctPegs++;
        ArrayList uniqueNums=(ArrayList)nums.stream().distinct().collect(Collectors.toList());
        if(uniqueNums.indexOf(current)!=-1)correctNums++;
    }

    public void game()
    {
        win=false;
        System.out.println("You have guessed "+correctPegs+" correct peg(s) and "+correctNums+" correct color(s).");
        if(correctPegs==this.pegs)
        {
            System.out.println("You Win!");
            win=true;
        }
    }
}