/*
* Copyright (c) 2014 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.skill;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.StringTokenizer;
import pcgen.base.lang.StringUtil;
import pcgen.cdom.base.Constants;
import pcgen.cdom.enumeration.ListKey;
import pcgen.core.Skill;
import pcgen.rules.context.Changes;
import pcgen.rules.context.LoadContext;
import pcgen.rules.persistence.token.AbstractTokenWithSeparator;
import pcgen.rules.persistence.token.CDOMPrimaryToken;
import pcgen.rules.persistence.token.ParseResult;
public class SituationToken extends AbstractTokenWithSeparator<Skill> implements
CDOMPrimaryToken<Skill>
{
@Override
public String getTokenName()
{
return "SITUATION";
}
@Override
protected char separator()
{
return '|';
}
@Override
protected ParseResult parseTokenWithSeparator(LoadContext context,
Skill skill, String value)
{
StringTokenizer tok = new StringTokenizer(value, Constants.PIPE);
boolean first = true;
while (tok.hasMoreTokens())
{
String tokString = tok.nextToken();
if (Constants.LST_DOT_CLEAR_ALL.equals(tokString))
{
if (!first)
{
return new ParseResult.Fail(" Non-sensical "
+ getTokenName()
+ ": .CLEARALL was not the first list item: " + value,
context);
}
context.getObjectContext().removeList(skill, ListKey.SITUATION);
}
else
{
context.getObjectContext().addToList(skill, ListKey.SITUATION,
tokString);
}
first = false;
}
return ParseResult.SUCCESS;
}
@Override
public String[] unparse(LoadContext context, Skill skill)
{
Changes<String> changes =
context.getObjectContext().getListChanges(skill,
ListKey.SITUATION);
if (changes == null || changes.isEmpty())
{
return null;
}
List<String> list = new ArrayList<>();
Collection<String> removedItems = changes.getRemoved();
if (removedItems != null && !removedItems.isEmpty())
{
context.addWriteMessage(".CLEAR. not supported");
return null;
}
if (changes.includesGlobalClear())
{
list.add(Constants.LST_DOT_CLEAR);
}
Collection<String> added = changes.getAdded();
if (added != null && !added.isEmpty())
{
list.add(StringUtil.join(added, Constants.PIPE));
}
if (list.isEmpty())
{
return null;
}
return list.toArray(new String[list.size()]);
}
@Override
public Class<Skill> getTokenClass()
{
return Skill.class;
}
}