import java.io.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Scanner;
import java.util.stream.Collectors;

public class Voting {
    private String name;
    private ArrayList<Integer> votes;
    private static ArrayList<Voting> votings;

    public Voting(){
        this.name = null;
        this.votes = new ArrayList<Integer>();
        this.votings = new ArrayList<Voting>();
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public ArrayList<Integer> getVotes() {
        return votes;
    }

    public void setVotes(ArrayList<Integer> votes) {
        this.votes = votes;
    }

    public ArrayList<Voting> getVotings() {
        return votings;
    }

    public void setVotings(ArrayList<Voting> votings) {
        this.votings = votings;
    }

    public float getAverage(){
        int sum = 0;
        for (int i = 0; i < this.getVotes().size(); i++){
            sum += this.getVotes().get(i);
        }
        return sum / this.getVotes().size();
    }

    public int readVotes (InputStream inputStream){
        Scanner scn = new Scanner(inputStream);
        int result = 0;
        ArrayList<Integer> votesInteger = new ArrayList<Integer>();
        String input;
        while ((input = scn.next()) != null && input.length() != 0 && !input.equals("\n")){
            String [] allVotes = input.split("\n");
            for (int i = 0; i < allVotes.length; i++){
                String line = allVotes[i];
                String [] voting = line.split(": ");
                String name = voting[0];
                String votes2 = voting[1];
                String [] votes = votes2.split(" , ");
                for (int j = 0; j < votes.length; j++){
                    if (Integer.parseInt(votes[j]) > 0 && Integer.parseInt(votes[j]) <= 100){
                        votesInteger.add(Integer.parseInt(votes[j]));
                    }
                }
            }

            result++;
            Voting v = new Voting();
            v.setName(name);
            v.setVotes(votesInteger);
            votings.add(v);
        }
        scn.close();
        return result;
    }



    public void rangList(OutputStream outputStream, String field, String order){
        PrintWriter printWriter = new PrintWriter(outputStream);
        if (order.equalsIgnoreCase("ASC")){
            if (field.equalsIgnoreCase("name")){
                votings = (ArrayList<Voting>) votings.stream().sorted(Comparator.comparing(Voting::getName, String::compareToIgnoreCase)).collect(Collectors.toList());
            }
            if (field.equalsIgnoreCase("average")){
                votings = (ArrayList<Voting>) votings.stream().sorted(Comparator.comparing(Voting::getAverage)).collect(Collectors.toList());
            }
        }
        if (order.equalsIgnoreCase("DESC")){
            if (field.equals("name")){
                votings = (ArrayList<Voting>) votings.stream().sorted(Comparator.comparing(Voting::getName, String::compareToIgnoreCase).reversed()).collect(Collectors.toList());
            }
            if (field.equals("average")){
                votings = (ArrayList<Voting>) votings.stream().sorted(Comparator.comparing(Voting::getAverage)).collect(Collectors.toList());
            }
        }
        for (int i = 0; i < this.getVotings().size(); i++){
            printWriter.write(this.getVotings().get(i).toString());
        }
        printWriter.flush();
        printWriter.close();
    }

    @Override
    public String toString(){
        StringBuilder sb = new StringBuilder();
        sb.append(this.getName() + " : " + this.getAverage() + "\n");
        return sb.toString();
    }
}