// If you have a different package name
// Change package name...

// If you have no package name
// Delete the line:
// package spin;

package spin;

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

public class SpinWheel extends JPanel implements ActionListener {
    
    private double angle = 0; 
    private Timer timer;
    private int speed = 20;

    private String[] prizes = {
        "1 $", "12 $", "100 $", "15 $",
        "20 $", "25 $", "30 $", "500 $",
        "35 $", "40 $", "200 $", "50 $"
    };

    public SpinWheel() {
        JButton spinButton = new JButton("SPIN");
        spinButton.addActionListener(e -> startSpin());
        this.add(spinButton);
        timer = new Timer(30, this);
    }

    private void startSpin() {
        speed = 30 + (int)(Math.random() * 20); // rastgele hız
        timer.start();
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        angle += speed;
        speed = Math.max(0, speed - 1); // yavaşlama efekti
        if (speed == 0) timer.stop();
        repaint();
    }

    @Override
    protected void paintComponent(Graphics g) {
        super.paintComponent(g);
        Graphics2D g2 = (Graphics2D) g;

        int w = getWidth();
        int h = getHeight();
        int size = Math.min(w, h) - 50;

        int x = (w - size) / 2;
        int y = (h - size) / 2;

        double sliceAngle = 360.0 / prizes.length;
        double startAngle = angle + sliceAngle / 2; // yarım dilim kaydırma ✅

        for (int i = 0; i < prizes.length; i++) {
            g2.setColor(Color.getHSBColor((float)i / prizes.length, 0.8f, 0.9f));
            g2.fillArc(x, y, size, size, (int)startAngle, (int)sliceAngle);
            g2.setColor(Color.BLACK);
            g2.drawArc(x, y, size, size, (int)startAngle, (int)sliceAngle);

            // yazı
            double theta = Math.toRadians(startAngle + sliceAngle / 2);
            int tx = (int)(w/2 + Math.cos(theta) * size/3);
            int ty = (int)(h/2 - Math.sin(theta) * size/3);
            g2.drawString(prizes[i], tx - 20, ty);
            
            startAngle += sliceAngle;
        }

        // Ok işareti (sabit yukarıda ortalanmış şekilde)
        g2.setColor(Color.BLACK);
        int[] px = {w/2 - 10, w/2 + 10, w/2};
        int[] py = {y-5, y-5, y+20};
        g2.fillPolygon(px, py, 3);
    }

    public static void main(String[] args) {
        JFrame frame = new JFrame("Java Blackboard 161 | Spin Wheel");
        frame.setSize(800, 450);
        frame.setLocationRelativeTo(null);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.add(new SpinWheel());
        frame.setVisible(true);
    }
}