/*
 * Copyright (C) 2003-2016 eXo Platform SAS.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.exoplatform.ecm.webui.viewer;

import java.util.Arrays;
import java.util.List;

import org.exoplatform.ecm.webui.clouddrives.CloudDriveContext;
import org.exoplatform.ecm.webui.filters.CloudFileFilter;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.exoplatform.web.application.Parameter;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.ext.filter.UIExtensionFilter;
import org.exoplatform.webui.ext.filter.UIExtensionFilters;
import org.exoplatform.webui.ext.manager.UIAbstractManager;

/**
 * Default WebUI component for Cloud Drive files. It shows content of remote
 * file by its URL in iframe on file page in eXo Documents.<br>
 * Created by The eXo Platform SAS.
 * 
 * @author <a href="mailto:pnedonosko@exoplatform.com">Peter Nedonosko</a>
 * @version $Id: DefaultFileViewer.java 00000 Nov 1, 2012 pnedonosko $
 */
@ComponentConfig(template = "classpath:resources/templates/DefaultCloudFileViewer.gtmpl")
public class DefaultCloudFileViewer extends AbstractCloudFileViewer {

  /** The Constant LOG. */
  protected static final Log                     LOG        = ExoLogger.getLogger(DefaultCloudFileViewer.class);

  /** The Constant EVENT_NAME. */
  public static final String                     EVENT_NAME = "ShowCloudFile";

  /** The Constant FILTERS. */
  protected static final List<UIExtensionFilter> FILTERS    = Arrays.asList(new UIExtensionFilter[] { new CloudFileFilter() });

  /**
   * Instantiates a new default file viewer.
   */
  public DefaultCloudFileViewer() {
    super();
  }

  /**
   * Instantiates a new default file viewer.
   *
   * @param viewableMaxSize the viewable max size
   */
  protected DefaultCloudFileViewer(long viewableMaxSize) {
    super(viewableMaxSize);
  }

  /**
   * Gets the filters.
   *
   * @return the filters
   */
  @UIExtensionFilters
  public List<UIExtensionFilter> getFilters() {
    return FILTERS;
  }

  /**
   * {@inheritDoc}
   */
  @Override
  public String renderEventURL(boolean ajax, String name, String beanId, Parameter[] params) throws Exception {
    if (EVENT_NAME.equals(name)) {
      CloudDriveContext.init(this);
      return "javascript:void(0);//objectId";
    }
    return super.renderEventURL(ajax, name, beanId, params);
  }

  @Override
  public Class<? extends UIAbstractManager> getUIAbstractManagerClass() {
    return null;
  }
}
