/*
 * Copyright (c) 2010 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.gamemode.abilitycategory;

import pcgen.cdom.base.Constants;
import pcgen.cdom.reference.CDOMSingleRef;
import pcgen.core.AbilityCategory;
import pcgen.rules.context.LoadContext;
import pcgen.rules.persistence.token.CDOMPrimaryToken;
import pcgen.rules.persistence.token.DeferredToken;
import pcgen.rules.persistence.token.ParseResult;
import pcgen.util.Logging;

public class CategoryToken implements CDOMPrimaryToken<AbilityCategory>,
		DeferredToken<AbilityCategory>
{

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

	@Override
	public ParseResult parseToken(LoadContext context, AbilityCategory ac,
			String value)
	{
		CDOMSingleRef<AbilityCategory> cat = context.getReferenceContext().getCDOMReference(
				AbilityCategory.class, value);
		ac.setAbilityCategory(cat);
		return ParseResult.SUCCESS;
	}

	@Override
	public String[] unparse(LoadContext context, AbilityCategory ac)
	{
		CDOMSingleRef<AbilityCategory> cat = ac.getAbilityCatRef();
		if (cat == null)
		{
			return null;
		}
		return new String[] { cat.getLSTformat(false) };
	}

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

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

	@Override
	public boolean process(LoadContext context, AbilityCategory ac)
	{
		CDOMSingleRef<AbilityCategory> parent = ac.getAbilityCatRef();
		if (parent == null)
		{
			Logging.log(
				Logging.LST_ERROR,
				"All Ability Categories must have a CATEGORY token. "
					+ ac.getKeyName() + " of " + context.getSourceURI()
					+ " did not");
			return false;
		}
		String parentCat = parent.getLSTformat(false);
		if (!ac.getTypes().isEmpty()
				&& parentCat.equalsIgnoreCase(ac.getKeyName()))
		{
			Logging.log(Logging.LST_ERROR, "TYPE " + ac.getTypes()
				+ " is not valid in 'parent' category " + ac.getKeyName()
				+ " of " + context.getSourceURI() + Constants.DOT);
			return false;
		}
		if (ac.isAllAbilityTypes()
				&& parentCat.equalsIgnoreCase(ac.getKeyName()))
		{
			Logging.log(Logging.LST_ERROR,
				"TYPE '*' is not valid in 'parent' category " + ac.getKeyName()
					+ " of " + context.getSourceURI() + Constants.DOT);
			return false;
		}

		if (ac.hasDirectReferences()
				&& parentCat.equalsIgnoreCase(ac.getKeyName()))
		{
			Logging.log(
				Logging.LST_ERROR,
				"ABILITYLIST is not valid in 'parent' category "
					+ ac.getKeyName() + " of " + context.getSourceURI()
					+ Constants.DOT);
			return false;
		}
		// Must be a universal set if no types
		if (ac.getTypes().isEmpty() && !ac.hasDirectReferences()
				&& !ac.isAllAbilityTypes())
		{
			if (!parentCat.equalsIgnoreCase(ac.getKeyName()))
			{
				Logging.log(
					Logging.LST_ERROR,
					"Ability Category " + ac.getKeyName()
						+ " had no TYPE or ABILITYLIST, "
						+ "but has a different CATEGORY.  File was: "
						+ context.getSourceURI());
				return false;
			}
		}
		return true;
	}
}