/**
 *
 *  @author Skoczek Kacper S15532
 *
 */

package zad1;

import java.io.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.Scanner;
import java.util.TreeSet;

public class Anagrams {

    List<List<String>> l = new ArrayList<List<String>>();
    List<String> l2;

    public Anagrams(String allWords) {
        // TODO Auto-generated constructor stub
        try {
            Scanner scan = new Scanner(new File(allWords));
            List<String> ls = new ArrayList<String>();
            while(scan.hasNext()) {
                String s[] = scan.next().split(" ");
                for (int i = 0; i < s.length; i++) {
                    ls.add(s[i]);
                }
            }
            for (Iterator<String> iterator = ls.iterator(); iterator.hasNext();) {
                String s1 = iterator.next();
                l2 = new ArrayList<String>();
                l2.add(s1);
                for (Iterator<String> iterator2 = ls.iterator(); iterator2.hasNext();) {
                    String s2 = iterator2.next();
                    if(!(s1.equals(s2)) && s1.length() == s2.length()) {
                        char[] c1 = s1.toCharArray();
                        char[] c2 = s2.toCharArray();

                        Arrays.sort(c1);
                        Arrays.sort(c2);

                        if (Arrays.equals(c1, c2)) {
                            l2.add(s2);
                            ls.remove(s2);
                            iterator2.remove();
                        }
                    }
                }
                ls.remove(s1);
                iterator.remove();
                l.add(l2);
            }
            scan.close();
        } catch (FileNotFoundException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    public List<List<String>> getSortedByAnQty() {
        // TODO Auto-generated method stub
        l.sort((c1, c2) -> {
            int res = c1.size() - c2.size();
            if(res == 0) res = c1.get(0).compareTo(c2.get(0));
            return res;
        });
        return l;
    }

    public List<String> getAnagramsFor(String next) {
        // TODO Auto-generated method stub
        for (int i = 0; i < l.size(); i++) {
            if(l.get(i).contains(next)) {
                l.get(i).remove(next);
                return l.get(i);
            }
        }
        return null;
    }
}