import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.io.PrintStream;
import java.net.Socket;
import java.util.Scanner;
import javax.swing.JButton;
import javax.swing.JFrame;
import static javax.swing.JFrame.EXIT_ON_CLOSE;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JTextField;

/**
 *
 * @author TGS
 */
public class Client extends JFrame implements ActionListener,KeyListener {

    JTextArea ta;
    JTextField tf;
    JButton btnSend;

    String name;
    String data;
    Socket client;
    Scanner scanFromServer;
    PrintStream sendToServer;
    Scanner scan;

    public Client() {


        setLayout(new BorderLayout());
        setSize(200, 300);
        setTitle("Client");


        add(ta = new JTextArea(), BorderLayout.CENTER);
        add(createBotton(), BorderLayout.PAGE_END);
        setDefaultCloseOperation(EXIT_ON_CLOSE);
        setVisible(true);
    }

    @Override
    public void actionPerformed(ActionEvent e) {

        data = tf.getText();
        sendToServer.println(data);


        ta.append(" Me : " + data + "\n");
        tf.setText("");

    }

    private JButton createButton(String btName) {
        JButton btn = new JButton(btName);
        btn.addActionListener(this);
        return btn;
    }

    private Component createBotton() {
        JPanel panel = new JPanel(new BorderLayout());
        panel.add(tf = new JTextField(), BorderLayout.CENTER);
        panel.add(btnSend = createButton("Send"), BorderLayout.EAST);
        return panel;
    }

    private void chat() {
        try {
            Socket cl = new Socket("localhost", 3009);

            ta.append("Client connected! \n");

            scanFromServer = new Scanner(cl.getInputStream());
            sendToServer = new PrintStream(cl.getOutputStream());
            scan = new Scanner(System.in);

            while (true) {
                data = scanFromServer.nextLine();
                ta.append("Server: " + data + "\n");
            }

        } catch (Exception e) {
        }
    }

    public static void main(String[] args) {
        Client client =new Client();
        client.chat();
    }

    @Override
    public void keyTyped(KeyEvent e) {
    }

    @Override
    public void keyPressed(KeyEvent e) {
        if (e.getKeyCode() == KeyEvent.VK_ENTER) {
            System.out.println("ban vua nhan nut Enter");
        }
    }

    @Override
    public void keyReleased(KeyEvent e) {
    }
}