/*
 * This file is part of ***  M y C o R e  ***
 * See http://www.mycore.de/ for details.
 *
 * MyCoRe is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * MyCoRe 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with MyCoRe.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.mycore.user2.events;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.mycore.common.events.MCREvent;
import org.mycore.common.events.MCREventHandlerBase;
import org.mycore.datamodel.metadata.MCRObject;
import org.mycore.user2.MCRTransientUser;
import org.mycore.user2.MCRUser;
import org.mycore.user2.MCRUserManager;

/**
 * @author René Adler (eagle)
 *
 */
public class MCRPersistTransientUserEventHandler extends MCREventHandlerBase {

    private static Logger LOGGER = LogManager.getLogger(MCRPersistTransientUserEventHandler.class);

    /**
     * Persists {@link MCRTransientUser} if an {@link MCRObject} was created.
     * 
     * @see org.mycore.common.events.MCREventHandlerBase#handleObjectCreated(org.mycore.common.events.MCREvent, org.mycore.datamodel.metadata.MCRObject)
     */
    @Override
    protected void handleObjectCreated(MCREvent evt, MCRObject obj) {
        MCRUser currentUser = MCRUserManager.getCurrentUser();
        if (!MCRUserManager.isInvalidUser(currentUser) && MCRUserManager.getUser(currentUser.getUserID()) == null) {
            LOGGER.info("create new user \"{}\"", currentUser.getUserID());
            MCRUserManager.createUser((MCRTransientUser) currentUser);
        }
    }

}
