/**
    * 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.forum.app.action;
  
  import info.magnolia.cms.util.ContentUtil;
  import info.magnolia.context.MgnlContext;
  import info.magnolia.jcr.util.NodeUtil;
  import info.magnolia.module.forum.DefaultForumManager;
  import info.magnolia.module.forum.ForumManager;
  import info.magnolia.ui.admincentral.dialog.action.SaveDialogAction;
  import info.magnolia.ui.api.action.ActionExecutionException;
  import info.magnolia.ui.form.EditorCallback;
  import info.magnolia.ui.form.EditorValidator;
  import info.magnolia.ui.vaadin.integration.jcr.JcrItemAdapter;
  
  import javax.inject.Inject;
  import javax.jcr.Node;
  import javax.jcr.RepositoryException;
  
  import org.apache.commons.lang.StringUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.vaadin.data.Item;
  
  /**
   * This is the SaveDialogAction called when commiting the dialog; it is responsible to create a new message on the Admin-UI,
   * extending SaveDialogAction, defined by SaveDialogNewMessageActionDefinition.
   * 
   * @see SaveDialogAction
   */
  public class SaveDialogNewMessageAction extends SaveDialogAction<SaveDialogNewMessageActionDefinition> {
  
      private static final Logger log = LoggerFactory.getLogger(SaveDialogNewMessageAction.class);
  
      @Inject
      public SaveDialogNewMessageAction(SaveDialogNewMessageActionDefinition definition, Item item, EditorValidator validator, EditorCallback callback) {
          super(definition, item, validator, callback);
      }
  
      @Override
      public void execute() throws ActionExecutionException {
          // First Validate
          validator.showValidation(true);
          if (validator.isValid()) {
              try {
                  ForumManager forumManager = ForumManager.Factory.getInstance();
                  final Node node = (Node) ((JcrItemAdapter) item).getJcrItem();
                  String threadId = NodeUtil.isNodeType(node, DefaultForumManager.THREAD_NODETYPE) ? node.getIdentifier() : forumManager.getThreadFromMessage(ContentUtil.asContent(node)).getUUID();
  
                  String inReplyToId = null;
                  if (item.getItemProperty("inReplyTo") != null && StringUtils.isNotBlank(item.getItemProperty("inReplyTo").toString())) {
                      inReplyToId = item.getItemProperty("inReplyTo").toString();
                  } else if (NodeUtil.isNodeType(node, DefaultForumManager.MESSAGE_NODETYPE)) {
                      inReplyToId = node.getIdentifier();
                  }
  
                  String messageTitle = item.getItemProperty("title") != null ? item.getItemProperty("title").toString() : null;
                  String messageText = item.getItemProperty("content") != null ? item.getItemProperty("content").toString() : null;
                  String author = MgnlContext.getUser().getName();
  
                  forumManager.replyToThread(threadId, inReplyToId, messageTitle, messageText, author, false);
              } catch (RepositoryException e) {
                  throw new ActionExecutionException(e);
              }
              callback.onSuccess(getDefinition().getName());
  
          } else {
             log.info("Validation error(s) occurred. No save performed.");
         }
     }
 }