/**
    * This file Copyright (c) 2003-2011 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.blossom.dialog;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import javax.jcr.RepositoryException;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.beans.factory.InitializingBean;
  
  import info.magnolia.cms.beans.config.ContentRepository;
  import info.magnolia.cms.core.Content;
  import info.magnolia.cms.core.HierarchyManager;
  import info.magnolia.context.MgnlContext;
  import info.magnolia.module.blossom.support.RepositoryUtils;
  
  /**
   * Default implementation of {@link info.magnolia.module.blossom.dialog.BlossomDialogRegistry}.
   *
   * @since 1.0
   */
  public class DefaultBlossomDialogRegistry implements BlossomDialogRegistry, InitializingBean {
  
      private static final String DIALOGS_PATH = "/modules/blossom/dialogs/autodetected";
  
      private final Logger logger = LoggerFactory.getLogger(getClass());
  
      private DialogDescriptionBuilder descriptionBuilder;
      private Map<String, BlossomDialogDescription> dialogs = new HashMap<String, BlossomDialogDescription>();
  
      public BlossomDialogDescription getDialogDescription(String name) {
          return this.dialogs.get(name);
      }
  
      public void setDescriptionBuilder(DialogDescriptionBuilder descriptionBuilder) {
          this.descriptionBuilder = descriptionBuilder;
      }
  
      public void registerDialogFactory(Object factoryObject) throws RepositoryException {
          addDialogDescription(descriptionBuilder.buildDescription(factoryObject));
      }
  
      public void registerDialogFactory(String name, String label, Object factoryObject) throws RepositoryException {
          addDialogDescription(descriptionBuilder.buildDescription(name, label, factoryObject));
      }
  
      public void registerDialogFactories(final Object handler) throws RepositoryException {
          List<BlossomDialogDescription> descriptions = descriptionBuilder.buildDescriptions(handler);
          for (BlossomDialogDescription description : descriptions) {
              addDialogDescription(description);
          }
      }
  
      public void addDialogDescription(BlossomDialogDescription dialogDescription) throws RepositoryException {
          dialogs.put(dialogDescription.getName(), dialogDescription);
          writeDialogDefinition(dialogDescription);
          if (logger.isDebugEnabled())
              logger.debug("Registered dialog [" + dialogDescription.getName() + "]");
      }
  
      protected void writeDialogDefinition(BlossomDialogDescription dialogDescription) throws RepositoryException {
          HierarchyManager hierarchyManager = MgnlContext.getSystemContext().getHierarchyManager(ContentRepository.CONFIG);
          Content configNode = RepositoryUtils.createContentNode(hierarchyManager, DIALOGS_PATH, dialogDescription.getName());
          configNode.createNodeData("class", dialogDescription.getDialogClass());
          configNode.getParent().save();
     }
 
     public void afterPropertiesSet() throws Exception {
 
         HierarchyManager hierarchyManager = MgnlContext.getSystemContext().getHierarchyManager(ContentRepository.CONFIG);
         RepositoryUtils.deleteContent(hierarchyManager, DIALOGS_PATH);
 
         if (descriptionBuilder == null)
             descriptionBuilder = new DialogDescriptionBuilder();
     }
 }