package chat;

import java.net.*;

import javax.swing.*;

import java.awt.*;
import java.awt.event.*;

import java.io.*;
import java.util.*;

import chat.User;

public class ClientWindow implements ActionListener {	
	JFrame chatWindow;
	
	JPanel chatPanel;
	JTextArea chatText;
	JTextArea knownUsersPanel;
	JScrollPane textScroll;
	
	JPanel sendPanel;
	JTextField messageField;
	JButton sendButton;
	
	NetworkClient network;

	
	ClientWindow()
	{
		boolean connected = false;
		String username = "";
        
        chatWindow  = new JFrame("Système de clavardage 2.0.1");
		chatPanel = new JPanel(new BorderLayout(2, 2));
        chatText = new JTextArea(1,1);
        knownUsersPanel = new JTextArea(1,1);
		textScroll = new JScrollPane(chatText);
		
		sendPanel = new JPanel(new BorderLayout(1, 2));
		messageField = new JTextField();
		sendButton = new JButton("Envoyer");
		
		network = new NetworkClient(chatText, knownUsersPanel);
        
        while(!connected && username != null)
        {
        	username = JOptionPane.showInputDialog(chatWindow,
                    "Enter a username",
                    "POPUPOPOPUPUPOPOPUP",
                    JOptionPane.PLAIN_MESSAGE);
        	
        	connected = network.connect(username);
        	if(!connected && username != null)
        	{
        		if(username.equals(""))
        			JOptionPane.showMessageDialog(chatWindow, "Please enter a username", "Error", JOptionPane.ERROR_MESSAGE);
        		else
        			JOptionPane.showMessageDialog(chatWindow, "This username is already taken", "Error", JOptionPane.ERROR_MESSAGE);
        	}
        }
		
        if(username != null)
        {
            sendButton.addActionListener(this);
            messageField.addActionListener(this);
            chatWindow.addWindowListener(new WindowAdapter() {
            	public void windowClosing(WindowEvent e) {
            	    network.disconnect();
            	}
            	});

    		
    		sendPanel.add(messageField);
    		sendPanel.add(sendButton, BorderLayout.EAST);
    		
            chatWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            
            chatText.setLineWrap(true);
            chatText.setEditable(false);
            
            knownUsersPanel.setLineWrap(false);
            knownUsersPanel.setEditable(false);
            
            chatPanel.add(textScroll);
            chatPanel.add(knownUsersPanel, BorderLayout.EAST);
            chatPanel.add(sendPanel, BorderLayout.SOUTH);
            
            chatWindow.getContentPane().add(chatPanel, BorderLayout.CENTER);
            
            //Display the window.
            chatWindow.pack();
            chatWindow.setVisible(true);
            chatWindow.setSize(new Dimension(1024, 768));
        }

	}
    public static void main (String [] args)
    {
    	 JFrame.setDefaultLookAndFeelDecorated(true);
    	 
         ClientWindow window = new ClientWindow();
    }
    
    public void actionPerformed(ActionEvent event) {
    	String message = messageField.getText();
    	if(message.compareTo("") != 0)
    	{
        	messageField.setText("");
            network.send(message);
    	}
    }
}