CM_BUY_ITEM.java

/**
 * This file is part of aion-unique <aion-unique.smfnew.com>.
 *
 *  aion-unique 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 3 of the License, or
 *  (at your option) any later version.
 *
 *  aion-unique 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 aion-unique.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.aionemu.gameserver.network.aion.clientpackets;

import org.apache.log4j.Logger;

import com.aionemu.gameserver.dataholders.TradeListData;
import com.aionemu.gameserver.model.gameobjects.Npc;
import com.aionemu.gameserver.model.gameobjects.player.Player;
import com.aionemu.gameserver.model.templates.TradeListTemplate;
import com.aionemu.gameserver.model.trade.TradeList;
import com.aionemu.gameserver.network.aion.AionClientPacket;
import com.aionemu.gameserver.services.PrivateStoreService;
import com.aionemu.gameserver.services.TradeService;
import com.aionemu.gameserver.world.World;
import com.google.inject.Inject;

/**
 * 
 * @author orz modified by ATracer
 * modified by Simple
 */
public class CM_BUY_ITEM extends AionClientPacket
{
	@Inject
	TradeListData tradeListData;
	@Inject
	World world;
	
	private int	sellerObjId;
	private int	unk1;
	private int	amount;
	private int	itemId;
	private int	count;

	public int	unk2;

	public CM_BUY_ITEM(int opcode)
	{
		super(opcode);
	}

	/**
	 * Logger
	 */
	private static final Logger	log	= Logger.getLogger(CM_BUY_ITEM.class);

	@Inject
	private TradeService		tradeService;
	@Inject
	private PrivateStoreService	privateStoreService;

	private TradeList			tradeList;

	/**
	 * {@inheritDoc}
	 */
	@Override
	protected void readImpl()
	{
		sellerObjId = readD();
		unk1 = readH();
		amount = readH(); // total no of items

		tradeList = new TradeList();
		tradeList.setSellerObjId(sellerObjId);

		for(int i = 0; i < amount; i++)
		{
			itemId = readD();
			count = readD();
			unk2 = readD();

			// prevent exploit packets
			if(count < 1)
				continue;

			if(unk1 == 12 || unk1 == 13)
			{
				tradeList.addBuyItem(itemId, count);
			}
			else if(unk1 == 0 || unk1 == 1)
			{
				tradeList.addSellItem(itemId, count);
			}
		}
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	protected void runImpl()
	{
		Player player = getConnection().getActivePlayer();

		switch(unk1)
		{
			case 0:
				Player targetPlayer = (Player) player.getActiveRegion().getWorld().findAionObject(sellerObjId);
				privateStoreService.sellStoreItem(targetPlayer, player, tradeList);
				break;

			case 1:
				tradeService.performSellToShop(player, tradeList);
				break;

			case 12:
				tradeService.performBuyFromShop(player, tradeList);
				break;

			case 13:
				Npc npc = (Npc) world.findAionObject(sellerObjId);
				TradeListTemplate tlist = tradeListData.getTradeListTemplate(npc.getNpcId());
				if(tlist.isAbyss())
					tradeService.performBuyFromAbyssShop(player, tradeList);
				break;

			default:
				log.info(String.format("Unhandle shop action unk1: %d", unk1));
				break;
		}

	}

}