/*
 * Copyright 2008 (C) Thomas Parker <thpr@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
 */
package plugin.lsttokens.ability;

import pcgen.cdom.enumeration.ObjectKey;
import pcgen.core.Ability;
import pcgen.core.AbilityUtilities;
import pcgen.rules.context.LoadContext;
import pcgen.rules.persistence.token.AbstractYesNoToken;
import pcgen.rules.persistence.token.CDOMPrimaryToken;
import pcgen.rules.persistence.token.PostDeferredToken;
import pcgen.util.Logging;

/**
 * Deals with the MULT token
 */
public class MultToken extends AbstractYesNoToken<Ability> implements
		CDOMPrimaryToken<Ability>, PostDeferredToken<Ability>
{

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

	@Override
	protected ObjectKey<Boolean> getObjectKey()
	{
		return ObjectKey.MULTIPLE_ALLOWED;
	}

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

	@Override
	public Class<Ability> getDeferredTokenClass()
	{
		return Ability.class;
	}

	@Override
	public boolean process(LoadContext context, Ability a)
	{
		if (a.getSafe(ObjectKey.MULTIPLE_ALLOWED))
		{
			if (a.get(ObjectKey.CHOOSE_INFO) == null)
			{
				Logging.errorPrint("Ability (" + a.getCategory() + ") "
						+ a.getKeyName() + " had MULT:YES but no CHOOSE", context);
				return false;
			}
			if (a.getKeyName().contains("("))
			{
				String base = AbilityUtilities.removeChoicesFromName(a.getKeyName());
				Ability conflict =
						context.getReferenceContext()
							.silentlyGetConstructedCDOMObject(Ability.class,
								a.getCDOMCategory(), base);
				if ((conflict != null) && conflict.getSafe(ObjectKey.MULTIPLE_ALLOWED))
				{
					Logging.errorPrint(
						"Ability (" + a.getCategory() + ") "
							+ conflict.getKeyName() + " had MULT:YES which "
							+ "prohibits Ability Key with same base "
							+ "and parenthesis, but data included: "
							+ a.getKeyName(), context);
					return false;
				}
			}
		}
		else
		{
			if (a.get(ObjectKey.CHOOSE_INFO) != null)
			{
				Logging.errorPrint("Ability (" + a.getCategory() + ") "
						+ a.getKeyName() + " had MULT:NO but did have CHOOSE", context);
				return false;
			}
		}
		return false;
	}

	@Override
	public int getPriority()
	{
		return 1000;
	}
}