/**
    * This file Copyright (c) 2014-2015 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.dam.external.app.contentview.column;
  
  import info.magnolia.cms.beans.config.MIMEMapping;
  import info.magnolia.dam.api.Asset;
  import info.magnolia.dam.api.Item;
  import info.magnolia.ui.vaadin.integration.contentconnector.ContentConnector;
  import info.magnolia.ui.workbench.column.definition.ColumnFormatter;
  
  import javax.inject.Inject;
  
  import org.apache.commons.lang.StringUtils;
  
  import com.vaadin.data.util.BeanItem;
  import com.vaadin.ui.Table;
  
  /**
   * ColumnFormatter for names of assets.
   */
  public class AssetNameColumnFormatter implements ColumnFormatter {
  
      public static final String ICON_TAG = "<span class=\"%s v-table-icon-element\"></span>";
      private final ContentConnector contentConnector;
      private final AssetNameColumnDefinition definition;
  
      @Inject
      public AssetNameColumnFormatter(AssetNameColumnDefinition definition, ContentConnector contentConnector) {
          this.contentConnector = contentConnector;
          this.definition = definition;
      }
  
      @Override
      public Object generateCell(Table source, Object itemId, Object columnId) {
          com.vaadin.data.Item uiItem = contentConnector.getItem(itemId);
          if (uiItem instanceof BeanItem) {
              Item item = ((BeanItem<Item>) uiItem).getBean();
              if (item != null) {
                  String icon = getIcon(item);
                  return icon + item.getName();
              }
          }
          return StringUtils.EMPTY;
      }
  
      private String getIcon(Item item) {
          if (item.isAsset()) {
              String mimeType = ((Asset) item).getMimeType();
              if (StringUtils.isBlank(mimeType)) {
                  return String.format(ICON_TAG, MIMEMapping.DEFAULT_ICON_STYLE);
              }
              String icon = MIMEMapping.getMIMETypeIconStyle(mimeType);
              return String.format(ICON_TAG, icon);
          }
          if (item.isFolder()) {
              return String.format(ICON_TAG, definition.getFolderIcon());
          }
          return StringUtils.EMPTY;
      }
  }