/*
 * Copyright (c) Thomas Parker, 2014.
 * 
 * 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.analysis;

import pcgen.cdom.enumeration.CharID;
import pcgen.cdom.enumeration.SkillCost;
import pcgen.cdom.facet.base.AbstractSubScopeFacet;
import pcgen.cdom.facet.event.ScopeFacetChangeEvent;
import pcgen.cdom.facet.event.ScopeFacetChangeListener;
import pcgen.cdom.facet.event.SubScopeFacetChangeEvent;
import pcgen.cdom.facet.event.SubScopeFacetChangeListener;
import pcgen.cdom.facet.model.SkillListFacet;
import pcgen.cdom.list.ClassSkillList;
import pcgen.core.PCClass;
import pcgen.core.Skill;

/**
 * ListSkillCostFacet processes SkillCosts associated with the MONCSKILL and
 * MONCCSKILL tokens.
 * 
 * @author Thomas Parker (thpr [at] yahoo.com)
 */
public class ListToSkillCostFacet extends
		AbstractSubScopeFacet<PCClass, SkillCost, Skill> implements
		ScopeFacetChangeListener<CharID, PCClass, ClassSkillList>,
		SubScopeFacetChangeListener<ClassSkillList, SkillCost, Skill>
{

	private SkillListFacet skillListFacet;

	private ListSkillCostFacet listSkillCostFacet;

	@Override
	public void dataAdded(ScopeFacetChangeEvent<CharID, PCClass, ClassSkillList> dfce)
	{
		CharID id = dfce.getCharID();
		PCClass pcc = dfce.getScope();
		ClassSkillList skilllist = dfce.getCDOMObject();
		for (Skill sk : listSkillCostFacet.getSet(id, skilllist,
			SkillCost.CLASS))
		{
			add(id, pcc, SkillCost.CLASS, sk, pcc);
		}
		for (Skill sk : listSkillCostFacet.getSet(id, skilllist,
			SkillCost.CROSS_CLASS))
		{
			add(id, pcc, SkillCost.CROSS_CLASS, sk, pcc);
		}
	}

	@Override
	public void dataRemoved(ScopeFacetChangeEvent<CharID, PCClass, ClassSkillList> dfce)
	{
		removeAllFromSource(dfce.getCharID(), dfce.getScope());
	}

	public void setSkillListFacet(SkillListFacet skillListFacet)
	{
		this.skillListFacet = skillListFacet;
	}

	public void setListSkillCostFacet(ListSkillCostFacet listSkillCostFacet)
	{
		this.listSkillCostFacet = listSkillCostFacet;
	}

	public void init()
	{
		skillListFacet.addScopeFacetChangeListener(this);
		listSkillCostFacet.addSubScopeFacetChangeListener(this);
	}

	@Override
	public void dataAdded(
		SubScopeFacetChangeEvent<ClassSkillList, SkillCost, Skill> dfce)
	{
		CharID id = dfce.getCharID();
		ClassSkillList skilllist = dfce.getScope1();
		SkillCost cost = dfce.getScope2();
		Skill sk = dfce.getCDOMObject();
		for (PCClass cl : skillListFacet.getScopes(id))
		{
			if (skillListFacet.contains(id, cl, skilllist))
			{
				add(id, cl, cost, sk, cl);
			}
		}
	}

	@Override
	public void dataRemoved(
		SubScopeFacetChangeEvent<ClassSkillList, SkillCost, Skill> dfce)
	{
		CharID id = dfce.getCharID();
		ClassSkillList skilllist = dfce.getScope1();
		SkillCost cost = dfce.getScope2();
		Skill sk = dfce.getCDOMObject();
		for (PCClass cl : skillListFacet.getScopes(id))
		{
			if (skillListFacet.contains(id, cl, skilllist))
			{
				remove(id, cl, cost, sk, cl);
			}
		}
	}
}