/*
 *  xfirelib - C++ Library for the xfire protocol.
 *  Copyright (C) 2006 by
 *          Beat Wolf <asraniel@fryx.ch> / http://gfire.sf.net
 *          Herbert Poul <herbert.poul@gmail.com> / http://goim.us
 *    http://xfirelib.sphene.net
 *
 *  This program 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; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#include "stdafx.h"

#include "sendmessagepacket.h"
#include "xfireutils.h"
#include <string.h>
#include <iostream>
#include "xdebug.h"

#include "sendmessagepacket.h"
#include "xfireutils.h"
#include <string.h>
#include <iostream>
#include "xdebug.h"

using namespace std;

namespace xfirelib
{
	map<string, int> SendMessagePacket::imindexes;

	void SendMessagePacket::init(Client *client, string username, string message)
	{
		BuddyListEntry *entry = client->getBuddyList()->getBuddyByName(username);
		if (entry) {
			setSid(entry->m_sid);
		}
		m_message = message;
		initIMIndex();
	}

	void SendMessagePacket::initIMIndex()
	{
		string str_sid(m_sid);
		if (imindexes.count(str_sid) < 1)
			m_imindex = imindexes[str_sid] = 1;
		else
			m_imindex = ++imindexes[str_sid];
	}

	void SendMessagePacket::setSid(const char *sid)
	{
		memcpy(m_sid, sid, 16);
	}

	int SendMessagePacket::getPacketContent(char *buf)
	{
		if (m_imindex == 0)
			initIMIndex();

		int index = 0;
		VariableValue val;
		val.setName("sid");
		val.setValue(m_sid, 16);

		index += val.writeName(buf, index);
		buf[index++] = 3;
		index += val.writeValue(buf, index);

		val.setName("peermsg");
		index += val.writeName(buf, index);
		buf[index++] = 5;
		//buf[index++] = 7;
		buf[index++] = 3;

		val.setName("msgtype");
		val.setValueFromLong(0, 4);
		index += val.writeName(buf, index);
		buf[index++] = 2;
		index += val.writeValue(buf, index);

		val.setName("imindex");
		val.setValueFromLong(m_imindex, 4);
		index += val.writeName(buf, index);
		buf[index++] = 02;
		index += val.writeValue(buf, index);

		val.setName("im");
		val.setValue((char*)m_message.c_str(), m_message.size());
		index += val.writeName(buf, index);
		buf[index++] = 01;
		buf[index++] = m_message.size() % 256;
		buf[index++] = (int)m_message.size() / 256;
		index += val.writeValue(buf, index);

		return index;
	}
}