/*
 * Copyright 2014 (C) Tom Parker <thpr@users.sourceforge.net> Derived from
 * LstObjecttFileLoader and GenericLoader Copyright 2008-10 (C) Tom Parker
 * <thpr@users.sourceforge.net> Copyright 2003 (C) David Hibbs
 * <sage_sam@users.sourceforge.net> Copyright 2001 (C) Bryan McRoberts
 * <merton_monk@yahoo.com>
 * 
 * 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 pcgen.persistence.lst;

import java.net.URI;

import pcgen.cdom.inst.GlobalModifiers;
import pcgen.persistence.PersistenceLayerException;
import pcgen.rules.context.LoadContext;
import pcgen.util.Logging;

public class GlobalModifierLoader extends LstLineFileLoader
{

	@Override
	public void parseLine(LoadContext context, String lstLine, URI sourceURI)
		throws PersistenceLayerException
	{
		if (lstLine.indexOf('\t') != -1)
		{
			Logging
				.errorPrint("Global Modifier File prohibits multiple tokens per line, ignoring: "
					+ lstLine + " in " + sourceURI);
			return;
		}
		GlobalModifiers gm =
				context.getReferenceContext().constructNowIfNecessary(
					GlobalModifiers.class, "Global Modifiers");
		String tok = lstLine.trim();
		final String token = tok.trim();
		final int colonLoc = token.indexOf(':');
		if (colonLoc == -1)
		{
			Logging.errorPrint("Invalid Token - does not contain a colon: '"
				+ token + "' in " + sourceURI);
			return;
		}
		else if (colonLoc == 0)
		{
			Logging.errorPrint("Invalid Token - starts with a colon: '" + token
				+ "' in " + sourceURI);
			return;
		}
		String tokenName = token.substring(0, colonLoc);
		if ("MODIFY".equalsIgnoreCase(tokenName)||"MODIFYOTHER".equalsIgnoreCase(tokenName))
		{
			boolean passed =
					LstUtils.processToken(context, gm, sourceURI, token);
			if (!passed)
			{
				Logging.errorPrint("Failed to process line: " + lstLine + " in "
					+ sourceURI);
			}
		}
		else
		{
			Logging.errorPrint("Ignored line: " + lstLine + " in " + sourceURI
				+ " due to invalid token");
		}
	}

}