Music player using java.txt

import javazoom.jl.player.Player;
import javax.swing.*;
import javax.swing.filechooser.FileNameExtensionFilter;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileInputStream;

public class MusicPlayer {
    private JFrame frame;
    private JButton select, play, pause, resume, stop;
    private JLabel songName;
    private Player player;
    private File selectedFile;
    private Thread playerThread;
    private boolean isPaused = false;
    private long pausePosition = 0;

    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> new MusicPlayer().initUI());
    }

    public void initUI() {
        // Initialize components
        songName = new JLabel("No song selected", SwingConstants.CENTER);
        select = new JButton("Select MP3");
        
        // Create buttons with text
        play = new JButton("Play");
        pause = new JButton("Pause");
        resume = new JButton("Resume");
        stop = new JButton("Stop");
        
        // Set up panels
        JPanel playerPanel = new JPanel(new GridLayout(2, 1));
        JPanel controlPanel = new JPanel(new GridLayout(1, 4));
        
        // Add components to panels
        playerPanel.add(select);
        playerPanel.add(songName);
        controlPanel.add(play);
        controlPanel.add(pause);
        controlPanel.add(resume);
        controlPanel.add(stop);
        
        // Initialize frame
        frame = new JFrame("Java Music Player");
        frame.setLayout(new BorderLayout());
        frame.add(playerPanel, BorderLayout.NORTH);
        frame.add(controlPanel, BorderLayout.SOUTH);
        frame.setSize(400, 150);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
        
        // Add action listeners
        select.addActionListener(e -> selectSong());
        play.addActionListener(e -> playSong());
        pause.addActionListener(e -> pauseSong());
        resume.addActionListener(e -> resumeSong());
        stop.addActionListener(e -> stopSong());
    }

    private void selectSong() {
        JFileChooser fileChooser = new JFileChooser();
        fileChooser.setFileFilter(new FileNameExtensionFilter("MP3 Files", "mp3"));
        int result = fileChooser.showOpenDialog(frame);
        if (result == JFileChooser.APPROVE_OPTION) {
            selectedFile = fileChooser.getSelectedFile();
            songName.setText("Selected: " + selectedFile.getName());
            stopSong(); // Stop any currently playing song
        }
    }

    private void playSong() {
        if (selectedFile == null) return;
        stopSong(); // Stop previous playback
        
        try {
            FileInputStream fis = new FileInputStream(selectedFile);
            player = new Player(fis);
            playerThread = new Thread(() -> {
                try {
                    player.play();
                } catch (Exception e) {
                    JOptionPane.showMessageDialog(frame, "Error playing file: " + e.getMessage());
                }
            });
            playerThread.start();
            isPaused = false;
        } catch (Exception e) {
            JOptionPane.showMessageDialog(frame, "Error loading file: " + e.getMessage());
        }
    }

    private void pauseSong() {
        if (player != null && !isPaused) {
            pausePosition = player.getPosition();
            player.close();
            isPaused = true;
        }
    }

    private void resumeSong() {
        if (selectedFile == null || !isPaused) return;
        
        try {
            FileInputStream fis = new FileInputStream(selectedFile);
            fis.skip(pausePosition);
            player = new Player(fis);
            playerThread = new Thread(() -> {
                try {
                    player.play();
                } catch (Exception e) {
                    JOptionPane.showMessageDialog(frame, "Error resuming playback: " + e.getMessage());
                }
            });
            playerThread.start();
            isPaused = false;
        } catch (Exception e) {
            JOptionPane.showMessageDialog(frame, "Error resuming file: " + e.getMessage());
        }
    }

    private void stopSong() {
        if (player != null) {
            player.close();
            player = null;
        }
        if (playerThread != null && playerThread.isAlive()) {
            playerThread.interrupt();
        }
        isPaused = false;
        pausePosition = 0;
    }
}