/*
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.model.actor.instance;

import java.util.StringTokenizer;

import net.sf.l2j.Config;
import net.sf.l2j.gameserver.TradeController;
import net.sf.l2j.gameserver.model.L2Clan;
import net.sf.l2j.gameserver.model.L2TradeList;
import net.sf.l2j.gameserver.network.serverpackets.BuyList;
import net.sf.l2j.gameserver.network.serverpackets.NpcHtmlMessage;
import net.sf.l2j.gameserver.templates.chars.L2NpcTemplate;

public final class L2MercManagerInstance extends L2NpcInstance
{
	private static final int COND_ALL_FALSE = 0;
	private static final int COND_BUSY_BECAUSE_OF_SIEGE = 1;
	private static final int COND_OWNER = 2;
	
	public L2MercManagerInstance(int objectId, L2NpcTemplate template)
	{
		super(objectId, template);
	}
	
	@Override
	public void onBypassFeedback(L2PcInstance player, String command)
	{
		int condition = validateCondition(player);
		if (condition <= COND_ALL_FALSE)
			return;
		
		if (condition == COND_BUSY_BECAUSE_OF_SIEGE)
			return;
		else if (condition == COND_OWNER)
		{
			StringTokenizer st = new StringTokenizer(command, " ");
			String actualCommand = st.nextToken(); // Get actual command
			
			String val = "";
			if (st.countTokens() >= 1)
				val = st.nextToken();
			
			if (actualCommand.equalsIgnoreCase("hire"))
			{
				if (val.isEmpty())
					return;
				
				showBuyWindow(player, Integer.parseInt(val));
				return;
			}
		}
		
		super.onBypassFeedback(player, command);
	}
	
	private void showBuyWindow(L2PcInstance player, int val)
	{
		player.tempInventoryDisable();
		
		if (Config.DEBUG)
			_log.fine("Showing buylist");
		
		L2TradeList list = TradeController.getInstance().getBuyList(val);
		if ((list != null) && (list.getNpcId().equals(String.valueOf(getNpcId()))))
		{
			BuyList bl = new BuyList(list, player.getAdena(), 0);
			player.sendPacket(bl);
		}
	}
	
	@Override
	public void showChatWindow(L2PcInstance player)
	{
		String filename = "data/html/mercmanager/mercmanager-no.htm";
		
		int condition = validateCondition(player);
		if (condition == COND_BUSY_BECAUSE_OF_SIEGE)
			filename = "data/html/mercmanager/mercmanager-busy.htm"; // Busy because of siege
		else if (condition == COND_OWNER) // Clan owns castle
			filename = "data/html/mercmanager/mercmanager.htm"; // Owner message window
			
		NpcHtmlMessage html = new NpcHtmlMessage(getObjectId());
		html.setFile(filename);
		html.replace("%objectId%", String.valueOf(getObjectId()));
		html.replace("%npcId%", String.valueOf(getNpcId()));
		html.replace("%npcname%", getName());
		player.sendPacket(html);
	}
	
	private int validateCondition(L2PcInstance player)
	{
		if (getCastle() != null && getCastle().getCastleId() > 0)
		{
			if (player.getClan() != null)
			{
				if (getCastle().getSiege().getIsInProgress())
					return COND_BUSY_BECAUSE_OF_SIEGE; // Busy because of siege
				else if (getCastle().getOwnerId() == player.getClanId()) // Clan owns castle
				{
					if ((player.getClanPrivileges() & L2Clan.CP_CS_MERCENARIES) == L2Clan.CP_CS_MERCENARIES)
						return COND_OWNER;
				}
			}
		}
		return COND_ALL_FALSE;
	}
}