/**
    * This file Copyright (c) 2014 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.module.rssaggregator.action;
  
  import javax.jcr.Node;
  import javax.jcr.RepositoryException;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.vaadin.data.Property;
  
  import info.magnolia.jcr.node2bean.Node2BeanException;
  import info.magnolia.jcr.node2bean.Node2BeanProcessor;
  import info.magnolia.module.rssaggregator.RSSAggregator;
  import info.magnolia.module.rssaggregator.RSSJob;
  import info.magnolia.objectfactory.Components;
  import info.magnolia.ui.api.action.ActionExecutionException;
  import info.magnolia.ui.form.EditorCallback;
  import info.magnolia.ui.form.EditorValidator;
  import info.magnolia.ui.form.action.SaveFormAction;
  import info.magnolia.ui.form.action.SaveFormActionDefinition;
  import info.magnolia.ui.vaadin.integration.jcr.JcrNodeAdapter;
  
  /**
   * Action for saving RSS aggregator nodes and registering them into the system for scheduling.
   */
  public class SaveRSSAction extends SaveFormAction {
  
      private static final Logger log = LoggerFactory.getLogger(SaveRSSAction.class);
  
      public SaveRSSAction(SaveFormActionDefinition definition, JcrNodeAdapter item, EditorCallback callback, EditorValidator validator) {
          super(definition, item, callback, validator);
      }
  
      @Override
      public void execute() throws ActionExecutionException {
          RSSAggregator module = RSSAggregator.getInstance();
          String nodeName = item.getNodeName();
          Property override = item.getItemProperty("overrideDefault");
          Property automated = item.getItemProperty("automatedImport");
          RSSJob rssJob = null;
          if(nodeName != null && module.jobExists(nodeName)){
              // Remove from list to avoid conflict with validator
              rssJob = module.getJobByName(nodeName);
              module.removeJob(nodeName);
          }
  
          validator.showValidation(true);
          if (validator.isValid()) {
              try {
                  final Node node = item.applyChanges();
                  setNodeName(node, item);
                  if(override == null){
                      node.setProperty("overrideDefault", "false");
                  }
                  if(automated == null){
                      node.setProperty("automatedImport", "false");
                  }
                  node.getSession().save();
                  Node2BeanProcessor n2b = Components.getComponent(Node2BeanProcessor.class);
                  RSSJob job = (RSSJob) n2b.toBean(node, RSSJob.class);
                  module.mapRSSJob(job.getName());
                  module.registerObservation(job);
              } catch (final RepositoryException e) {
                  throw new ActionExecutionException(e);
              } catch (Node2BeanException e) {
                  throw new ActionExecutionException(e);
             }
             callback.onSuccess(getDefinition().getName());
         } else {
             // after failed validation put the original job back into the map
             if(nodeName != null && rssJob != null){
                 module.registerJob(nodeName, rssJob);
             }
             log.info("Validation error(s) occurred. No save performed.");
         }
     }
 }