/**
 * pcgen.core.term.PCCountSkillsTermEvaluator.java
 * Copyright (c) 2008 Andrew Wilson <nuance@users.sourceforge.net>.
 *
 * This library 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 library 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 * Created 09-Aug-2008 20:21:57
 *
 * Current Ver: $Revision:$
 *
 */

package pcgen.core.term;

import java.util.List;

import pcgen.cdom.enumeration.SkillFilter;
import pcgen.core.PlayerCharacter;
import pcgen.core.Skill;
import pcgen.util.enumeration.View;

public class PCCountSkillsTermEvaluator
		extends BasePCTermEvaluator implements TermEvaluator
{
	final String filterToken;
	
	public PCCountSkillsTermEvaluator(String originalText, String filterToken)
	{
		this.originalText = originalText;
		this.filterToken = filterToken;
	}

	@Override
	public Float resolve(PlayerCharacter pc)
	{
		int count = 0;
		//TODO This is a bug, it assumes export
		final List<Skill> skills =
				pc.getDisplay().getPartialSkillList(View.VISIBLE_EXPORT);
		SkillFilter filter = SkillFilter.getByToken(filterToken);
		if (filter == null || filter == SkillFilter.Selected)
		{
			filter = pc.getSkillFilter();
		}
		
		for(Skill sk : skills)
		{
			if (pc.includeSkill(sk, filter)
				&& sk.qualifies(pc, null))
			{
				count++;
			}
		}
		return (float) count;
	}

	@Override
	public boolean isSourceDependant()
	{
		return false;
	}

	public boolean isStatic()
	{
		return false;
	}
}