/*
 * #%L
 * Alfresco Records Management Module
 * %%
 * Copyright (C) 2005 - 2016 Alfresco Software Limited
 * %%
 * This file is part of the Alfresco software.
 * -
 * If the software was purchased under a paid Alfresco license, the terms of
 * the paid license agreement will prevail.  Otherwise, the software is
 * provided under the following open source license terms:
 * -
 * Alfresco 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 3 of the License, or
 * (at your option) any later version.
 * -
 * Alfresco 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 Alfresco. If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

package org.alfresco.module.org_alfresco_module_rm.action.impl;

import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.model.ContentModel;
import org.alfresco.module.org_alfresco_module_rm.action.RMActionExecuterAbstractBase;
import org.alfresco.service.cmr.action.Action;
import org.alfresco.service.cmr.repository.NodeRef;

/**
 * Unlink from action implementation.
 *
 * @author Roy Wetherall
 * @since 2.3
 */
public class UnlinkFromAction extends RMActionExecuterAbstractBase
{
    /** action name */
    public static final String NAME = "unlinkFrom";

    /** action parameters */
    public static final String PARAM_RECORD_FOLDER = "recordFolder";

    /**
     * @see org.alfresco.repo.action.executer.ActionExecuterAbstractBase#executeImpl(org.alfresco.service.cmr.action.Action, org.alfresco.service.cmr.repository.NodeRef)
     */
    @Override
    protected void executeImpl(Action action, NodeRef actionedUponNodeRef)
    {
        // check that the actioned upon node reference exists and is of the correct type
        if (getNodeService().exists(actionedUponNodeRef) &&
            !getNodeService().hasAspect(actionedUponNodeRef, ContentModel.ASPECT_PENDING_DELETE) &&
            getRecordService().isRecord(actionedUponNodeRef))
        {
            // get the record folder we are unlinking from
            String recordFolderValue = (String)action.getParameterValue(PARAM_RECORD_FOLDER);
            if (recordFolderValue == null || recordFolderValue.isEmpty())
            {
                // indicate that the record folder is mandatory
                throw new AlfrescoRuntimeException("Can't unlink, because no record folder was provided.");
            }
            NodeRef recordFolder = new NodeRef(recordFolderValue);
            
            // unlink record from record folder
            getRecordService().unlink(actionedUponNodeRef, recordFolder);
        }        
    }
}