/*
 * 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 silentium.gameserver.data.xml;

import gnu.trove.map.hash.TIntObjectHashMap;

import java.io.File;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;

import silentium.gameserver.configs.MainConfig;
import silentium.gameserver.data.xml.parsers.XMLDocumentFactory;
import silentium.gameserver.model.L2TeleportLocation;

public class TeleportLocationData
{
	private static Logger _log = LoggerFactory.getLogger(TeleportLocationData.class.getName());

	private final TIntObjectHashMap<L2TeleportLocation> _teleports;

	public static TeleportLocationData getInstance()
	{
		return SingletonHolder._instance;
	}

	protected TeleportLocationData()
	{
		_teleports = new TIntObjectHashMap<>();
		load();
	}

	public void reload()
	{
		_teleports.clear();
		load();
	}

	public void load()
	{
		try
		{
			File f = new File(MainConfig.DATAPACK_ROOT + "/data/xml/teleports.xml");
			Document doc = XMLDocumentFactory.getInstance().loadDocument(f);

			Node n = doc.getFirstChild();
			NamedNodeMap node;

			L2TeleportLocation teleport;

			for (Node d = n.getFirstChild(); d != null; d = d.getNextSibling())
			{
				if (d.getNodeName().equalsIgnoreCase("teleport"))
				{
					node = d.getAttributes();
					teleport = new L2TeleportLocation();

					teleport.setTeleId(Integer.valueOf(node.getNamedItem("id").getNodeValue()));
					teleport.setLocX(Integer.valueOf(node.getNamedItem("loc_x").getNodeValue()));
					teleport.setLocY(Integer.valueOf(node.getNamedItem("loc_y").getNodeValue()));
					teleport.setLocZ(Integer.valueOf(node.getNamedItem("loc_z").getNodeValue()));
					teleport.setPrice(Integer.valueOf(node.getNamedItem("price").getNodeValue()));
					teleport.setIsForNoble(Integer.valueOf(node.getNamedItem("fornoble").getNodeValue()) == 1);

					_teleports.put(teleport.getTeleId(), teleport);
				}
			}
		}
		catch (Exception e)
		{
			_log.error("TeleportLocationData: Error while creating table" + e);
		}
		_log.info("TeleportLocationData: Loaded " + _teleports.size() + " templates.");
	}

	/**
	 * @param id
	 *            The id to retrieve.
	 * @return the _teleports table line using that id.
	 */
	public L2TeleportLocation getTemplate(int id)
	{
		return _teleports.get(id);
	}

	private static class SingletonHolder
	{
		protected static final TeleportLocationData _instance = new TeleportLocationData();
	}
}