import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class GUI {
    Kontroll kontroll;

    JFrame vindu;

    JPanel panel, scores, whoWonP, options;
    JLabel youScore, machineScore, whoWonL;
    JButton rock, paper, scissors;

    GUI(Kontroll k) {
        kontroll = k;

        vindu = new JFrame("Rock, Paper, Scissors");
        vindu.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        panel = new JPanel();
        panel.setLayout(new BorderLayout());
        vindu.add(panel);

        scores = new JPanel();
        youScore = new JLabel("You: 0");
        machineScore = new JLabel("Computer: 0");
        scores.add(youScore);
        scores.add(machineScore);
        panel.add(scores, BorderLayout.NORTH);

        whoWonP = new JPanel();
        whoWonL = new JLabel("No rounds played yet.");
        whoWonP.add(whoWonL);
        panel.add(whoWonP, BorderLayout.CENTER);

        options = new JPanel();
        rock = new JButton("Rock");
        paper = new JButton("Paper");
        scissors = new JButton("Scissors");

        class OptionListener implements ActionListener {
            String option;

            OptionListener(String option) {
                this.option = option;
            }

            @Override
            public void actionPerformed(ActionEvent ae) {
                kontroll.spill(option);
            }
        }
        rock.addActionListener(new OptionListener("Rock"));
        options.add(rock);
        paper.addActionListener(new OptionListener("Paper"));
        options.add(paper);
        scissors.addActionListener(new OptionListener("Scissors"));
        options.add(scissors);

        panel.add(options, BorderLayout.SOUTH);

        vindu.pack();
        vindu.setLocationRelativeTo(null);
        vindu.setVisible(true);
    }

    public void updateResults(String lastWin, int score1, int score2) {
        youScore.setText("You: " + score1);
        machineScore.setText("Computer: " + score2);
        if (lastWin.equals("Draw")) {
            whoWonL.setText(lastWin);
        } else {
            whoWonL.setText(lastWin + " won!");
        }
    }
}