Pomoc w przerobienia kodu (wątki)

Starter.java

import java.awt.*;

public class Starter {
    public static void main(String[] args) throws InterruptedException {
        EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                new SwingWindow();
            }
        });
    }
}

SwingWindow.java

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


public class SwingWindow extends JFrame implements KeyListener {
    private Container container;
 
    JProgressBar progressBar1;
    JProgressBar progressBar2;
    JButton Start;
    PullRope pullRope = new PullRope();

    public SwingWindow() {
        super("ProgressBar");

    
        setResizable(false);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setSize(1020, 200);
        setLocation(500, 400);
        setLayout(new FlowLayout());
        container = getContentPane();
       
        progressBar1 = new JProgressBar();
        progressBar1.setPreferredSize(new Dimension(500, 100));
        progressBar1.setValue(50);
        progressBar1.setForeground(container.getBackground());
        progressBar1.setBackground(Color.GREEN);
       
        container.add(progressBar1, BorderLayout.WEST);
       
        progressBar2 = new JProgressBar();
        progressBar2.setPreferredSize(new Dimension(500,100));
        progressBar2.setValue(50);
        progressBar2.setForeground(Color.RED);
        
        container.add(progressBar2, BorderLayout.EAST);
      
        
        
        Component frame = null;
		int n = JOptionPane.showConfirmDialog(
                frame, "Czy chcesz rozpocząć gre?",
                "Przeciąganie liny",
                JOptionPane.YES_NO_OPTION);
if (n == JOptionPane.YES_OPTION) {
	
	addKeyListener(this);
    setVisible(true);
   	WatekAI watekAI = new WatekAI(progressBar1,progressBar2);
	watekAI.start();
} else if (n == JOptionPane.NO_OPTION) {
	System.exit(0);
} 
	

    }

    @Override
    public void keyTyped(KeyEvent e) {

    }

    @Override
    public void keyPressed(KeyEvent e) {

    }

    @Override
    public void keyReleased(KeyEvent e) {
    	if (e.getKeyCode() == 32) {
        if (progressBar1.getValue() > 0 && progressBar2.getValue() < 100) {
            pullRope.pull(progressBar1,progressBar2);
            
            if(progressBar2.getValue()	== 0 )
            {
                Component frame = null;
        		int n = JOptionPane.showConfirmDialog(
                        frame, "Wygrałeś! Czy chcesz rozpocząć gre jeszcze raz?",
                        "Przeciąganie liny",
                        JOptionPane.YES_NO_OPTION);
        if (n == JOptionPane.YES_OPTION) {
        	   if (Thread.currentThread().isInterrupted()) return;
               Thread.yield();
        	progressBar2.setValue(50);
        	progressBar1.setValue(50);
        	WatekAI watekAI = new WatekAI(progressBar1,progressBar2);
        	watekAI.start();
            
       
        } else if (n == JOptionPane.NO_OPTION) {
        	System.exit(0);
        } 
     
        
            	 
            }
            
       
        
         
            
        }
        
  
    }

    }

   
}

PullRope.java


import javax.swing.*;

public class PullRope {

    void pullAI(JProgressBar progressBar1,JProgressBar progressBar2)
   {
        if(progressBar2.getValue() > 0 || progressBar1.getValue() == 100)
        {
            progressBar2.setValue(progressBar2.getValue() + 1 );
            progressBar1.setValue(progressBar1.getValue() + 1);
        	
        }
   
   
   }
        


    void pull(JProgressBar progressBar1,JProgressBar progressBar2) {
        if(progressBar1.getValue() < 100 || progressBar2.getValue() == 0){
            progressBar1.setValue(progressBar1.getValue() - 1);
            progressBar2.setValue(progressBar2.getValue() - 1);
        }

    }

    
   
}

WatekAI.java

import java.awt.Component;

import javax.swing.*;

public class WatekAI extends Thread{
    private JProgressBar progressBar1;
    private JProgressBar progressBar2;
 
    PullRope pullRope = new PullRope();

    public WatekAI(JProgressBar progressBar1, JProgressBar progressBar2) {
        this.progressBar1 = progressBar1;
        this.progressBar2 = progressBar2;
     
        
    }

    @Override
    public void run(){
        while(progressBar1.getValue() > 0 && progressBar2.getValue() < 100){
            pullRope.pullAI(progressBar1,progressBar2);
         
            if(progressBar2.getValue()	== 100 )
            {
                Component frame1 = null;
        		int n1 = JOptionPane.showConfirmDialog(
                        frame1, "Przegrałeś! Czy chcesz rozpocząć gre jeszcze raz?",
                        "Przeciąganie liny",
                        JOptionPane.YES_NO_OPTION);
        if (n1 == JOptionPane.YES_OPTION) {
        	   if (Thread.currentThread().isInterrupted()) return;
               Thread.yield();
        	progressBar2.setValue(50);
        	progressBar1.setValue(50);
     
        	
        } else if (n1 == JOptionPane.NO_OPTION) {
        	System.exit(0);
        } 
        

            	 
            }
       
            
            try {
        	 Thread.sleep(500);
     
         	

             
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }

	private void setVisible(boolean b) {
		// TODO Auto-generated method stub
		
	}

	private void addKeyListener(WatekAI watekAI) {
		// TODO Auto-generated method stub
		
	}
}

SwingUtilities.invokeLater(() -> {
   progressBar.setValue(42);
   someComponent.setVisible(true);
});