//**********************************************************
// Program: uQMChat
// Copyright 2008 - C&P Software
//
// Author: Paul A. Fortin
// ClassName: chatAppUI
// Creation date: 22 July 2008
//
// This program will demonstrate the use of the Micro
// QueueManager.  This class is mostly UI and the qManager
// class represents actual calls to the uQManager Client
// library.
//*********************************************************
package com.cpsoft.microqm.example;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Timer;
import java.util.TimerTask;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.WindowConstants;

import com.cpsoft.microqm.client.uQListenerI;
import com.cpsoft.microqm.client.uQmClient;
import com.cpsoft.microqm.common.Message;


public class chatIt extends javax.swing.JFrame implements uQListenerI
{
	//Preset Queue Manager Parameters
	String qm = "localhost";
	int qmPort = 7474;
	int clientPort = 7475;
	uQmClient uqm;
	
	private static final long serialVersionUID = 1L;
	private static final String newline = "\n";
	private static chatIt me = null;
	
	{
		// Set Look & Feel
		try
		{
			javax.swing.UIManager.setLookAndFeel(javax.swing.UIManager.getSystemLookAndFeelClassName());
		}
		catch (Exception e)
		{
			e.printStackTrace();
		}
	}


	private JLabel jLabel1;
	private JLabel jLabel2;
	private JTextField BuddyField;
	private JButton exit;
	private JButton connect;
	private JTextField YourField;
	private JLabel jLabel3;
	private JTextField chatLine;
	private JScrollPane jScrollPane1;
	private JTextArea chat;
	Timer timer = null;

	String myQueue = null;
	String yourQueue = null;

	public static void main(String[] args)
	{
		chatIt inst = new chatIt();
		me = inst;
		inst.setLocationRelativeTo(null);
		inst.setVisible(true);
	}

	public chatIt()
	{
		super();
		initGUI();
		uqm = new uQmClient(this.qm, this.qmPort, this.clientPort);	//Connect to QueueManager on the specified ports
	}

	private void initGUI()
	{
		try
		{
			setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
			getContentPane().setLayout(null);
			{
				jLabel1 = new JLabel();
				getContentPane().add(jLabel1);
				jLabel1.setText("Your Name:");
				jLabel1.setBounds(22, 12, 82, 14);
			}
			{
				jLabel2 = new JLabel();
				getContentPane().add(jLabel2);
				jLabel2.setText("Your Buddy's Name:");
				jLabel2.setBounds(22, 32, 96, 14);
			}
			{
				YourField = new JTextField();
				getContentPane().add(YourField);
				YourField.setBounds(132, 9, 267, 21);
			}
			{
				BuddyField = new JTextField();
				getContentPane().add(BuddyField);
				BuddyField.setBounds(132, 29, 267, 21);
			}
			{
				connect = new JButton();
				getContentPane().add(connect);
				connect.setText("Connect");
				connect.setBounds(415, 9, 106, 41);
				connect.addActionListener(new ActionListener()
				{
					public void actionPerformed(ActionEvent evt)	// When the user presses the connect button
					{
						myQueue = YourField.getText();
						uqm.createQueue(myQueue, false);			// create Q to listen on
						yourQueue = BuddyField.getText();
						uqm.createQueue(yourQueue, false);			// open the other party's Q so we can write to it...
						uqm.registerListener(me, myQueue);
					}
				});
			}
			{
				exit = new JButton();
				getContentPane().add(exit);
				exit.setText("Exit");
				exit.setBounds(531, 9, 106, 41);
				exit.addActionListener(new ActionListener()
				{
					public void actionPerformed(ActionEvent evt)
					{
						if(timer != null) timer.cancel();
						System.exit(0);
					}
				});
			}
			{
				jScrollPane1 = new JScrollPane();
				getContentPane().add(jScrollPane1);
				jScrollPane1.setBounds(22, 61, 615, 170);
				{
					chat = new JTextArea();
					jScrollPane1.setViewportView(chat);
				}
			}
			{
				chatLine = new JTextField();
				getContentPane().add(chatLine);
				chatLine.setBounds(113, 239, 524, 20);
				chatLine.addActionListener(new ActionListener()
				{
					public void actionPerformed(ActionEvent evt)		// A <return> was pressed in the chat line
					{
						chat.append(YourField.getText() + ": " + chatLine.getText() + newline);
						chat.setCaretPosition(chat.getDocument().getLength());
						chatLine.selectAll();

						me.sendMessage(yourQueue, chatLine.getText());  //Send the text to the other party
					}
				});
			}
			{
				jLabel3 = new JLabel();
				getContentPane().add(jLabel3);
				jLabel3.setText("Enter Text Here:");
				jLabel3.setBounds(22, 242, 81, 14);
			}
			this.setTitle("uQManager Chat Example");
			pack();
			this.setSize(662, 301);
		}
		catch (Exception e)
		{
			e.printStackTrace();
		}
	}

	public void sendMessage(String queue, String message)
	{
		Message msg = new Message();				// Create a message object
		msg.setPayload(message);					// Put the payload in it
		uqm.put(queue, msg);						// Put the messages on the Q
	}

	public void onMessage(Message msg)
	{
		String text = (String)msg.getPayload();
		chat.append(BuddyField.getText() + ": " + text + newline);
		chat.setCaretPosition(chat.getDocument().getLength());		
	}
}