/*****************************************************/
/*          This java file is a part of the          */
/*                                                   */
/*           -  Plouf's Java IRC Client  -           */
/*                                                   */
/*   Copyright (C)  2002 - 2004 Philippe Detournay   */
/*                                                   */
/*         All contacts : theplouf@yahoo.com         */
/*                                                   */
/*  PJIRC is free software; you can redistribute     */
/*  it and/or modify it under the terms of the GNU   */
/*  General Public License as published by the       */
/*  Free Software Foundation; version 2 or later of  */
/*  the License.                                     */
/*                                                   */
/*  PJIRC is distributed in the hope that it will    */
/*  be useful, but WITHOUT ANY WARRANTY; without     */
/*  even the implied warranty of MERCHANTABILITY or  */
/*  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   */
/*  General Public License for more details.         */
/*                                                   */
/*  You should have received a copy of the GNU       */
/*  General Public License along with PJIRC; if      */
/*  not, write to the Free Software Foundation,      */
/*  Inc., 59 Temple Place, Suite 330, Boston,        */
/*  MA  02111-1307  USA                              */
/*                                                   */
/*****************************************************/

package irc;

/**
 * A query.
 */
public class Query extends IRCSource implements ReplyServerListener {
	private String _nick;
	private String _whois;

	private ListenerGroup _listeners;

	/**
	 * Create a new Query.
	 * 
	 * @param config
	 *          global irc configuration.
	 * @param nick
	 *          the remote nick.
	 * @param s
	 *          the server.
	 */
	public Query(IRCConfiguration config, String nick, IRCServer s) {
		super(config, s);
		s.addReplyServerListener(this);
		_listeners = new ListenerGroup();
		_nick = nick;
		_whois = "";
		if (_ircConfiguration.getASLMaster())
			getIRCServer().execute("WHOIS " + _nick);
		setInterpretor(new QueryInterpretor(config));
	}

	@Override
	public void release() {
		((IRCServer) _server).removeReplyServerListener(this);
		super.release();
	}

	/**
	 * Add a listener.
	 * 
	 * @param lis
	 *          listener to add.
	 */
	public void addQueryListener(QueryListener lis) {
		_listeners.addListener(lis);
	}

	/**
	 * Remove a listener.
	 * 
	 * @param lis
	 *          listener to remove.
	 */
	public void removeQueryListeners(QueryListener lis) {
		_listeners.removeListener(lis);
	}

	@Override
	public String getType() {
		return "Query";
	}

	@Override
	public String getName() {
		return _nick;
	}

	/**
	 * Get whois information for remote nick.
	 * 
	 * @return peer whois information.
	 */
	public String getWhois() {
		return _whois;
	}

	@Override
	public boolean talkable() {
		return true;
	}

	@Override
	public void leave() {
		getIRCServer().leaveQuery(getName());
	}

	/**
	 * Notify this query the remote nick has changed.
	 * 
	 * @param newNick
	 *          new remote nick.
	 */
	public void changeNick(String newNick) {
		_nick = newNick;
		_listeners.sendEvent("nickChanged", newNick, this);
	}

	@Override
	public Boolean replyReceived(String prefix, String id, String params[], IRCServer server) {
		if (id.equals("311")) {
			if (params[1].toLowerCase(java.util.Locale.ENGLISH).equals(_nick.toLowerCase(java.util.Locale.ENGLISH))) {
				String name = params[params.length - 1];
				_whois = name;
				_listeners.sendEvent("whoisChanged", _whois, this);
			}
		}
		return Boolean.FALSE;
	}

}