/*
 * Copyright (c) 2010-14 Tom Parker <thpr@users.sourceforge.net>
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 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 Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
package pcgen.cdom.facet;

import java.util.Collection;
import pcgen.cdom.base.CDOMReference;
import pcgen.cdom.base.DataSetInitializedFacet;
import pcgen.cdom.base.MasterListInterface;
import pcgen.cdom.enumeration.DataSetID;
import pcgen.cdom.facet.base.AbstractScopeFacet;
import pcgen.cdom.list.ClassSkillList;
import pcgen.core.SettingsHandler;
import pcgen.core.Skill;
import pcgen.rules.context.LoadContext;

/**
 * The Class {@code MasterSkillFacet} caches a copy of all class skill
 * lists. This allows faster checking of whether skills are class skills for a
 * character class. Note this is a "global" facet in that it does not have
 * method that depend on CharID (they are not character specific).
 * 
 * @author Tom Parker <thpr@users.sourceforge.net>
 */
public class MasterSkillFacet extends
		AbstractScopeFacet<DataSetID, ClassSkillList, Skill> implements
		DataSetInitializedFacet
{

	private DataSetInitializationFacet datasetInitializationFacet;

	@Override
	public synchronized void initialize(LoadContext context)
	{
		DataSetID dsID = context.getDataSetID();
		if (getCache(dsID) == null)
		{
			MasterListInterface masterLists = SettingsHandler.getGame().getMasterLists();
			for (CDOMReference ref : masterLists.getActiveLists())
			{
				Collection objects = masterLists.getObjects(ref);
				for (Object cl : ref.getContainedObjects())
				{
					if (cl instanceof ClassSkillList)
					{
						addAll(dsID, (ClassSkillList) cl, objects, cl);
					}
				}
			}
		}
	}

	public void setDataSetInitializationFacet(
		DataSetInitializationFacet datasetInitializationFacet)
	{
		this.datasetInitializationFacet = datasetInitializationFacet;
	}

	public void init()
	{
		datasetInitializationFacet.addDataSetInitializedFacet(this);
	}
}