import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.Random;
public class KeyBidings extends JFrame {
    int x = 0;
    int y = 0;
    int hits = 0;
    int y2 = 0;
    int x2 = 1000-40;
    int score = 0;
    int score1 = 0;
    int timer = 0;
    String scoreString1 = Integer.toString(score);
    String scoreString2 = Integer.toString(score1);
    int ovalX = 475;
    int ovalY = 225;
    int ovalSpeedY = -50;
    int ovalSpeedX = -50;
    DrawPanel drawPanel = new DrawPanel();

    public KeyBidings(){
        Action upAction = new AbstractAction(){
            public void actionPerformed(ActionEvent e) {
                y2 -=10;
            }
        };
    Action downAction = new AbstractAction(){
        public void actionPerformed(ActionEvent e) {
        y2 +=10;
        }

    };
        Action wAction = new AbstractAction(){
            public void actionPerformed(ActionEvent e) {
                y -=10;
            }
        };
    Action sAction = new AbstractAction(){
        public void actionPerformed(ActionEvent e) {
        y +=10;
        }

    };
    drawPanel.repaint();
            InputMap inputMap = drawPanel.getInputMap(JPanel.WHEN_IN_FOCUSED_WINDOW);
            ActionMap actionMap = drawPanel.getActionMap();

        inputMap.put(KeyStroke.getKeyStroke("DOWN"), "downAction");
        actionMap.put("downAction", downAction);
        inputMap.put(KeyStroke.getKeyStroke("UP"), "upAction");
        actionMap.put("upAction", upAction);

        inputMap.put(KeyStroke.getKeyStroke("S"), "sAction");
        actionMap.put("sAction", sAction);
        inputMap.put(KeyStroke.getKeyStroke("W"), "wAction");
        actionMap.put("wAction", wAction);

        add(drawPanel);

        pack();
        setDefaultCloseOperation(EXIT_ON_CLOSE);
        setLocationRelativeTo(null);
        setVisible(true);
    }

    private class DrawPanel extends JPanel {


        protected void paintComponent(Graphics g) {
            Random randy = new Random();
        int upperbound =(getWidth()/10) + 1;
        int changer = 0 - (getWidth()/10);
        int changer2 = 0 + (getWidth()/10);
            int randomVar = randy.nextInt(upperbound);
            super.paintComponent(g);
        if ((ovalX)/100 < getWidth()-40 && (ovalX+4000)/100 > getWidth()-40 && ovalY/100 < y2+250 && ovalY/100 > y2) {
        ovalSpeedX = changer2*((hits+5)/5);
        ovalSpeedY = randomVar-changer2;
        randomVar = randy.nextInt(upperbound);
        hits += 1;
        }
        if ((ovalX)/100 > x && (ovalX-400)/100 < x+40 && ovalY/100 < y+250 && ovalY/100 > y) {
        ovalSpeedX = changer*((hits+5)/5);
        ovalSpeedY = randomVar-changer2;
        randomVar = randy.nextInt(upperbound);
        hits += 1;
        }
        if ((ovalY+4000)/100 > getHeight()) {
        ovalSpeedY = (ovalSpeedY-ovalSpeedY-ovalSpeedY);
        }
        if ((ovalY-250)/100 < 0) {
        ovalSpeedY = (ovalSpeedY-ovalSpeedY-ovalSpeedY);
        }
         if ((ovalX+250)/100 > getWidth()){
        score += 1;
        scoreString1 = Integer.toString(score);
        ovalY = (getHeight()/2)*100;
        ovalX = (getWidth()/2)*100;
        hits = 0;
        ovalSpeedX = changer2*((hits+5)/5);
        }
        if ((ovalX+4000)/100<0) {
        score1 += 1;
        scoreString2 = Integer.toString(score1);
        ovalY = (getHeight()/2)*100;
        ovalX = (getWidth()/2)*100;
        hits = 0;
        ovalSpeedX = changer*((hits+5)/5);
        }
            g.setColor(Color.BLACK);
        ovalX = ovalX - ovalSpeedX;
        ovalY = ovalY - ovalSpeedY;
            g.fillRect(0, 0, getWidth(), getHeight());
            g.setColor(Color.WHITE);
            g.fillRect(x, y, 40, 250);
            g.fillRect(getWidth()-40, y2, 40, 250);
        drawPanel.repaint();
        g.fillOval(ovalX/100, ovalY/100, 50, 50);
        g.drawString(scoreString1, 200, 50);
        g.drawString(scoreString2, getWidth()-200, 50);

        }

        public Dimension getPreferredSize() {
            return new Dimension(1000, 500);
        }
    }

    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable(){
            public void run(){
                new KeyBidings();
            }
        });
    }
}