/*
 * Copyright (c) 2008 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 plugin.lsttokens.pcclass;

import pcgen.base.formula.Formula;
import pcgen.cdom.base.FormulaFactory;
import pcgen.cdom.enumeration.FormulaKey;
import pcgen.core.PCClass;
import pcgen.rules.context.LoadContext;
import pcgen.rules.persistence.token.AbstractNonEmptyToken;
import pcgen.rules.persistence.token.CDOMPrimaryToken;
import pcgen.rules.persistence.token.ParseResult;

/**
 * Class deals with STARTSKILLPTS Token
 */
public class StartskillptsToken extends AbstractNonEmptyToken<PCClass>
		implements CDOMPrimaryToken<PCClass>
{

	@Override
	public String getTokenName()
	{
		return "STARTSKILLPTS";
	}

	@Override
	protected ParseResult parseNonEmptyToken(LoadContext context, PCClass pcc,
		String value)
	{
		Formula formula = FormulaFactory.getFormulaFor(value);
		if (!formula.isValid())
		{
			return new ParseResult.Fail("Formula in " + getTokenName()
					+ " was not valid: " + formula.toString(), context);
		}
		context.getObjectContext().put(pcc, FormulaKey.START_SKILL_POINTS,
				formula);
		return ParseResult.SUCCESS;
	}

	@Override
	public String[] unparse(LoadContext context, PCClass pcc)
	{
		Formula f = context.getObjectContext().getFormula(pcc,
				FormulaKey.START_SKILL_POINTS);
		if (f == null)
		{
			return null;
		}
		return new String[] { f.toString() };
	}

	@Override
	public Class<PCClass> getTokenClass()
	{
		return PCClass.class;
	}
}