package chat;

import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JSplitPane;
import javax.swing.JTextArea;
import javax.swing.SwingUtilities;

public class GUI extends JFrame {	
	private JTextArea logArea = new JTextArea();
	private JTextArea messageArea = new JTextArea();
	private JButton sendButton = new JButton("Send");
	
	
	public GUI(Communicator communicator) {
		super("Chat");					
		
		JScrollPane logPane = new JScrollPane(logArea);
		logPane.setBorder(BorderFactory.createTitledBorder("Log"));		
		
		JPanel messagePanel = new JPanel(new BorderLayout());
				
		messagePanel.add(new JScrollPane(messageArea), BorderLayout.CENTER);		
		messagePanel.add(sendButton, BorderLayout.EAST);
		messagePanel.setBorder(BorderFactory.createTitledBorder(communicator.getName()));
		
		JSplitPane split = new JSplitPane(JSplitPane.VERTICAL_SPLIT, logPane, messagePanel);
		split.setResizeWeight(.75);
		add(split);		
		
		sendButton.addActionListener(new ActionListener() {

			@Override
			public void actionPerformed(ActionEvent event) {
				communicator.send(messageArea.getText());
				messageArea.setText("");
			}});
		
		addWindowListener(new WindowAdapter() {
			@Override
			public void windowClosing(WindowEvent event) {
				communicator.quit();
				dispose();
		    }});
		
		setSize(640, 480);
		setVisible(true);		
	}
	
	public void log(String message) {
		SwingUtilities.invokeLater(new Runnable() {
			@Override
			public void run() {
				logArea.setText(logArea.getText() + message + "\n");				
			}});		
	}
}