/**
    * This file Copyright (c) 2017 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.pages.app.column;
  
  import info.magnolia.cms.beans.config.URI2RepositoryManager;
  import info.magnolia.cms.beans.config.VirtualURIManager;
  import info.magnolia.i18nsystem.SimpleTranslator;
  import info.magnolia.objectfactory.ComponentProvider;
  import info.magnolia.repository.RepositoryConstants;
  import info.magnolia.ui.workbench.column.AbstractColumnFormatter;
  import info.magnolia.ui.workbench.column.StatusColumnFormatter.ActivationStatus;
  import info.magnolia.ui.workbench.column.definition.ColumnFormatter;
  import info.magnolia.ui.workbench.column.definition.PropertyColumnDefinition;
  
  import javax.inject.Inject;
  import javax.jcr.Item;
  import javax.jcr.Node;
  import javax.jcr.RepositoryException;
  
  import org.apache.commons.lang3.StringUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.vaadin.ui.Table;
  
  /**
   * Status column formatter, optionally warning user also about conflicting URI2Repository mappings.
   */
  public class PageNameColumnFormatter extends AbstractColumnFormatter<PropertyColumnDefinition> {
  
      private static Logger log = LoggerFactory.getLogger(PageNameColumnFormatter.class);
  
      private ColumnFormatter innerFormatter;
  
      private final URI2RepositoryManager uriManager;
      private final VirtualURIManager vuriManager;
      private final Definition definition;
      private final SimpleTranslator i18n;
  
      @Inject
      public PageNameColumnFormatter(Definition definition, SimpleTranslator i18n, URI2RepositoryManager uriManager, VirtualURIManager vuriManager, ComponentProvider componentProvider) {
          super(definition);
          this.i18n = i18n;
          this.definition = definition;
          this.uriManager = uriManager;
          this.vuriManager = vuriManager;
          if (definition.getInnerFormatter() != null) {
              this.innerFormatter = componentProvider.newInstance(definition.getInnerFormatter(), definition, i18n);
          }
      }
  
      @Override
      public Object generateCell(Table source, Object itemId, Object columnId) {
          String basicStatus = null;
          final Item jcrItem = getJcrItem(source, itemId);
          if (innerFormatter != null) {
              basicStatus = (String) innerFormatter.generateCell(source, itemId, columnId);
          } else if (jcrItem != null) {
              try {
                  basicStatus = jcrItem.getName();
              } catch (RepositoryException re) {
                  log.debug("Failed to retrieve path for item '{}':", jcrItem.toString(), re);
              }
          }
  
          // URI mapping conflict status
          String conflictStatus = null;
          try {
             if (jcrItem != null && jcrItem.isNode()) {
                 Node node = (Node) jcrItem;
                 String nodePath = node.getPath();
                 if (!RepositoryConstants.WEBSITE.equals(uriManager.getRepository(nodePath))) {
                     String conflictStatusMessage = i18n.translate("pages.browser.status-column.uriConflictDetected");
                     conflictStatus = "<span style=\"float:right;\" class=\"" + ActivationStatus.NOT_ACTIVATED.getBaseStyleName()
                     + " icon-error color-red\" title=\"" + conflictStatusMessage + "\"></span>";
                 }
                 if (definition.isReportVirtualURIConflicts()) {
                     String uri = vuriManager.getURIMapping(nodePath);
                     if (StringUtils.isNotEmpty(uri) && !nodePath.equals(uri)) {
                         String conflictStatusMessage = i18n.translate("pages.browser.status-column.virtualUriConflictDetected");
                         conflictStatus = "<span style=\"float:right;\" class=\"" + ActivationStatus.MODIFIED.getBaseStyleName()
                         + " icon-warning color-yellow\" title=\"" + conflictStatusMessage + "\"></span>";
                     }
                 }
             }
         } catch (RepositoryException e) {
             log.debug("Could not access the JCR item for the following node identifier " + itemId, e);
         }
 
         return StringUtils.defaultIfEmpty((basicStatus == null ? "" : basicStatus) + (conflictStatus == null ? "" : conflictStatus), null);
     }
 
     /**
      * Definition for outer class introducing configurable virtual uri mapping conflict checks.
      */
     public static class Definition extends PropertyColumnDefinition {
         private boolean isVirtualURICheckEnabled;
         private Class<? extends ColumnFormatter> innerFormatter;
 
         @Override
         public void setFormatterClass(Class<? extends ColumnFormatter> formatterClass) {
             this.innerFormatter = formatterClass;
         }
 
         public Class<? extends ColumnFormatter> getInnerFormatter() {
             return innerFormatter;
         }
 
         @Override
         public Class<? extends ColumnFormatter> getFormatterClass() {
             return PageNameColumnFormatter.class;
         }
 
         public boolean isReportVirtualURIConflicts() {
             return isVirtualURICheckEnabled;
         }
 
         public void setReportVirtualURIConflicts(boolean isVirtualURICheckEnabled) {
             this.isVirtualURICheckEnabled = isVirtualURICheckEnabled;
         }
 
     }
 }