/*
 * 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, 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., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * http://www.gnu.org/copyleft/gpl.html
 */
package net.sf.l2j.gameserver.handler.admincommandhandlers;

import java.util.StringTokenizer;
import java.util.logging.Logger;

import net.sf.l2j.Config;
import net.sf.l2j.gameserver.handler.IAdminCommandHandler;
import net.sf.l2j.gameserver.model.GMAudit;
import net.sf.l2j.gameserver.model.L2Object;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.network.SystemMessageId;
import net.sf.l2j.gameserver.network.serverpackets.NpcHtmlMessage;
import net.sf.l2j.gameserver.network.serverpackets.SystemMessage;

/**
 * This class handles following admin commands:
 * <li> add_exp_sp_to_character <i>shows menu for add or remove</i>
 * <li> add_exp_sp exp sp <i>Adds exp & sp to target, displays menu if a parameter is missing</i>
 * <li> remove_exp_sp exp sp <i>Removes exp & sp from target, displays menu if a parameter is missing</i>
 * @version $Revision: 1.2.4.6 $ $Date: 2005/04/11 10:06:06 $
 */
public class AdminExpSp implements IAdminCommandHandler {
	private static Logger _log = Logger.getLogger(AdminExpSp.class.getName());

	private static final String[] ADMIN_COMMANDS = {"admin_add_exp_sp_to_character","admin_add_exp_sp","admin_remove_exp_sp"};
	private static final int REQUIRED_LEVEL = Config.GM_CHAR_EDIT;

	public boolean useAdminCommand(String command, L2PcInstance activeChar)
	{

		if (!Config.ALT_PRIVILEGES_ADMIN)
			if (!(checkLevel(activeChar.getAccessLevel()) && activeChar.isGM()))
				return false;
		GMAudit.auditGMAction(activeChar.getName(), command, (activeChar.getTarget()!=null ? activeChar.getTarget().getName() : "no-target"), "");
		if (command.startsWith("admin_add_exp_sp"))
		{
			try
			{
				String val = command.substring(16);
				if (!adminAddExpSp(activeChar, val))
					activeChar.sendMessage("Usage: //add_exp_sp exp sp");
			}
			catch (StringIndexOutOfBoundsException e)
			{	//Case of missing parameter
				activeChar.sendMessage("Usage: //add_exp_sp exp sp");
			}
		}
		else if(command.startsWith("admin_remove_exp_sp"))
		{
			try
			{
				String val = command.substring(19);
				if (!adminRemoveExpSP(activeChar, val))
					activeChar.sendMessage("Usage: //remove_exp_sp exp sp");
			}
			catch (StringIndexOutOfBoundsException e)
			{   //Case of missing parameter
				activeChar.sendMessage("Usage: //remove_exp_sp exp sp");
			}
		}
		addExpSp(activeChar);
		return true;
	}

	public String[] getAdminCommandList() {
		return ADMIN_COMMANDS;
	}

	private boolean checkLevel(int level) {
		return (level >= REQUIRED_LEVEL);
	}

	private void addExpSp(L2PcInstance activeChar)
	{
		L2Object target = activeChar.getTarget();
		L2PcInstance player = null;
		if (target instanceof L2PcInstance)
			player = (L2PcInstance)target;
		else
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
			return;
		}
		NpcHtmlMessage adminReply = new NpcHtmlMessage(5);
		adminReply.setFile("data/html/admin/expsp.htm");
		adminReply.replace("%name%", player.getName());
		adminReply.replace("%level%", String.valueOf(player.getLevel()));
		adminReply.replace("%xp%", String.valueOf(player.getExp()));
		adminReply.replace("%sp%", String.valueOf(player.getSp()));
		adminReply.replace("%class%", player.getTemplate().className);
		activeChar.sendPacket(adminReply);
	}

	private boolean adminAddExpSp(L2PcInstance activeChar, String ExpSp)
	{
		L2Object target = activeChar.getTarget();
		L2PcInstance player = null;
		if (target instanceof L2PcInstance)
		{
			player = (L2PcInstance)target;
		}
		else
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
			return false;
		}
		StringTokenizer st = new StringTokenizer(ExpSp);
		if (st.countTokens()!=2)
		{
			return false;
		}
		else
		{
			String exp = st.nextToken();
			String sp = st.nextToken();
			long expval = 0;
			int spval = 0;
			try
			{
				expval = Long.parseLong(exp);
				spval = Integer.parseInt(sp);
			}
			catch(Exception e)
			{
				return false;
			}
			if(expval != 0 || spval != 0)
			{
				//Common character information
				player.sendMessage("Admin is adding you "+expval+" xp and "+spval+" sp.");
				player.addExpAndSp(expval,spval);
				//Admin information
				activeChar.sendMessage("Added "+expval+" xp and "+spval+" sp to "+player.getName()+".");
				if (Config.DEBUG)
					_log.fine("GM: "+activeChar.getName()+"("+activeChar.getObjectId()+") added "+expval+
							" xp and "+spval+" sp to "+player.getObjectId()+".");
			}
		}
		return true;
	}

	private boolean adminRemoveExpSP(L2PcInstance activeChar, String ExpSp)
	{
		L2Object target = activeChar.getTarget();
		L2PcInstance player = null;
		if (target instanceof L2PcInstance)
		{
			player = (L2PcInstance)target;
		}
		else
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
			return false;
		}
		StringTokenizer st = new StringTokenizer(ExpSp);
		if (st.countTokens()!=2)
			return false;
		else
		{
			String exp = st.nextToken();
			String sp = st.nextToken();
			long expval = 0;
			int spval = 0;
			try
			{
				expval = Long.parseLong(exp);
				spval = Integer.parseInt(sp);
			}
			catch (Exception e)
			{
				return false;
			}
			if(expval != 0 || spval != 0)
			{
				//Common character information
				player.sendMessage("Admin is removing you "+expval+" xp and "+spval+" sp.");
				player.removeExpAndSp(expval,spval);
				//Admin information
				activeChar.sendMessage("Removed "+expval+" xp and "+spval+" sp from "+player.getName()+".");
				if (Config.DEBUG)
					_log.fine("GM: "+activeChar.getName()+"("+activeChar.getObjectId()+") removed "+expval+
							" xp and "+spval+" sp from "+player.getObjectId()+".");
			}
		}
		return true;
	}
}
