package week09;
import java.util.Random;

public class OverhandShuffler{

    private static Random R = new Random();

    public static void main(String[] args){
        int test = Integer.parseInt(args[0]);
        makeNew(test);
        int [] deck = new int [test];
        for(int i=0; i<deck.length; i++){
            deck[i] = i;
        }
        shuffle(deck);
    }


    public static void makeNew(int size){
        int[] deck = new int[size];
        for(int i=0; i<size; i++){
            deck[i] = i;
        }
    }

    public static void shuffle(int[] blocks){
        int [] shuffledDeck = new int[blocks.length];
        int counter = 0;
        int remainder = blocks.length;
        int random;
        while(counter != blocks.length){
            random = R.nextInt(remainder);
            //System.out.println("random: " + random);
            for(int i = random; i<remainder; i++){
                shuffledDeck[counter] = blocks[i];
                System.out.println("deck value: " + shuffledDeck[counter] + " position: " + counter);
                counter++;
            }
            remainder = random;
        }
    }

    public static int unbrokenPairs(){

        int originalPairs = deck.length;
        int count = 0;
        int[] currentDeck = getCurrent();
        for (int i = 1; i < deck.length; i++){
            if(deck[i-1]+1 == deck[i]){
                    count++;
                }
        }

        return count;
    }

}