/*
 * Copyright (C) 2009 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.services.jcr.webdav.command;

import org.exoplatform.common.http.HTTPStatus;
import org.exoplatform.common.util.HierarchicalProperty;
import org.exoplatform.services.jcr.webdav.command.dasl.SearchRequestEntity;
import org.exoplatform.services.jcr.webdav.command.dasl.SearchResultResponseEntity;
import org.exoplatform.services.jcr.webdav.command.dasl.UnsupportedQueryException;
import org.exoplatform.services.jcr.webdav.xml.WebDavNamespaceContext;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;

import javax.jcr.PathNotFoundException;
import javax.jcr.Session;
import javax.jcr.query.Query;
import javax.jcr.query.QueryResult;
import javax.ws.rs.core.Response;

/**
 * Created by The eXo Platform SAS.
 * @author Vitaly Guly - gavrikvetal@gmail.com
 * 
 * @version $Id: $
 */

public class SearchCommand
{

   /**
    * logger.
    */
   private static final Log LOG = ExoLogger.getLogger("exo.jcr.component.webdav.SearchCommand");

   /**
    * Webdav search method implementation.
    * 
    * @param session current session
    * @param body rrequest body
    * @param baseURI base uri
    * @return the instance of javax.ws.rs.core.Response
    */
   public Response search(Session session, HierarchicalProperty body, String baseURI)
   {
      try
      {
         SearchRequestEntity requestEntity = new SearchRequestEntity(body);

         Query query =
            session.getWorkspace().getQueryManager().createQuery(requestEntity.getQuery(),
               requestEntity.getQueryLanguage());
         QueryResult queryResult = query.execute();

         WebDavNamespaceContext nsContext = new WebDavNamespaceContext(session);
         SearchResultResponseEntity searchResult = new SearchResultResponseEntity(queryResult, nsContext, baseURI);

         return Response.status(HTTPStatus.MULTISTATUS).entity(searchResult).build();
      }
      catch (PathNotFoundException exc)
      {
         return Response.status(HTTPStatus.NOT_FOUND).entity(exc.getMessage()).build();

      }
      catch (UnsupportedQueryException exc)
      {
         return Response.status(HTTPStatus.BAD_REQUEST).entity(exc.getMessage()).build();

      }
      catch (Exception exc)
      {
         LOG.error(exc.getMessage(), exc);
         return Response.serverError().entity(exc.getMessage()).build();
      }

   }

}
