/*
 *  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 "buddylistnamespacket.h"
#include "xfireparse.h"
#include "variablevalue.h"
#include "xdebug.h"

using namespace std;

namespace xfirelib
{
	BuddyListNamesPacket::BuddyListNamesPacket()
	{
		usernames = 0;
		nicks = 0;
		userids = 0;
	}
	BuddyListNamesPacket::~BuddyListNamesPacket()
	{
		delete usernames;
		delete nicks;
		delete userids;
	}

	void BuddyListNamesPacket::parseContent(char *buf, int, int)
	{
		int index = 0;
		//prüfe ob das packet mit 0x7 anfängt um eventuell crashes zufixen
		if (buf[0] != 0x7) {
			usernames = new vector<string>;
			nicks = new vector<string>;
			userids = new vector<long>;
			return;
		}

		// friends
		VariableValue friends;
		index += friends.readName(buf, index);
		index++; // Ignore 04
		index++; // Ignore 01, dufte skip 1

		usernames = new vector<string>;
		index = readStrings(usernames, buf, index);

		index += friends.readName(buf, index);
		index++; // Ignore 04
		index++; // Ignore 01, dufte skip 1

		nicks = new vector<string>;
		index = readStrings(nicks, buf, index);

		index += friends.readName(buf, index);
		index++; // Ignore 04
		index++; // Ignore 01, dufte skip 1

		index += friends.readValue(buf, index, 2); // 2 bytes lesen, für große mengen an friends
		userids = new vector<long>;
		int numberOfIds = friends.getValueAsLong();
		for (int i = 0; i < numberOfIds; i++) {
			index += friends.readValue(buf, index, 4);
			userids->push_back(friends.getValueAsLong());
			XDEBUG2("UserID: %ld\n", friends.getValueAsLong());
		}
	}

	int BuddyListNamesPacket::readStrings(vector<string> *strings, char *buf, int index)
	{
		VariableValue friends;
		index += friends.readValue(buf, index, 2); //jeweils 2 bytes lesen
		//index ++; // Ignore 00 0 brauch nicht mehr geskippt werden
		int numberOfStrings = friends.getValueAsLong();
		XDEBUG3("name: %s numberOfStrings: %d\n", friends.getName().c_str(), numberOfStrings);
		for (int i = 0; i < numberOfStrings; i++) {
			int length = (unsigned char)buf[index++];
			index++;
			index += friends.readValue(buf, index, length);
			string stringvalue = string(friends.getValue(), length);
			strings->push_back(stringvalue);
			XDEBUG3("String length: %2d : %s\n", length, stringvalue.c_str());
		}
		return index;
	}
};