/*
    * Copyright (c) 2002-2020, City of Paris
    * All rights reserved.
    *
    * Redistribution and use in source and binary forms, with or without
    * modification, are permitted provided that the following conditions
    * are met:
    *
    *  1. Redistributions of source code must retain the above copyright notice
   *     and the following disclaimer.
   *
   *  2. Redistributions in binary form must reproduce the above copyright notice
   *     and the following disclaimer in the documentation and/or other materials
   *     provided with the distribution.
   *
   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
   *     contributors may be used to endorse or promote products derived from
   *     this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   * License 1.0
   */
  package fr.paris.lutece.plugins.mylutece.modules.users.rs;
  
  import fr.paris.lutece.plugins.mylutece.modules.users.service.search.LocalUserSearchEngine;
  import fr.paris.lutece.plugins.mylutece.modules.users.web.LocalUserJspBean;
  import fr.paris.lutece.plugins.rest.service.RestConstants;
  import fr.paris.lutece.portal.business.user.AdminUser;
  import fr.paris.lutece.portal.service.admin.AdminUserService;
  import fr.paris.lutece.util.json.ErrorJsonResponse;
  import fr.paris.lutece.util.json.JsonResponse;
  import fr.paris.lutece.util.json.JsonUtil;
  import org.apache.commons.lang.StringUtils;
  import org.apache.log4j.Logger;
  import java.util.List;
  import java.util.Map;
  
  import javax.ws.rs.GET;
  import javax.servlet.http.HttpServletRequest;
  import javax.ws.rs.Path;
  import javax.ws.rs.PathParam;
  import javax.ws.rs.Produces;
  import javax.ws.rs.core.Context;
  import javax.ws.rs.core.MediaType;
  import javax.ws.rs.core.Response;
  
  /**
   * SearchResultRest
   */
  @Path( RestConstants.BASE_PATH + Constants.API_PATH )
  public class LocalUserSearchRestService
  {
      private final Logger _logger = Logger.getLogger( RestConstants.REST_LOGGER );
      private static final String BEAN_SEARCH_ENGINE = "mylutece-users.localUserSearchEngine";
      private static final String PARAMETER_KEYWORDS = "keywords";
  
      /**
       * Get SearchResult List
       * 
       * @param nVersion
       *            the API version
       * @return the SearchResult List
       */
      @GET
      @Path( StringUtils.EMPTY )
      @Produces( MediaType.APPLICATION_JSON )
      public Response getSearchResultList( @PathParam( Constants.VERSION ) Integer nVersion, @Context HttpServletRequest request )
      {
          AdminUser adminUser = AdminUserService.getAdminUser( request );
          String strKeywords = request.getParameter( PARAMETER_KEYWORDS );
          if ( adminUser != null && adminUser.checkRight( LocalUserJspBean.RIGHT_MYLUTECEUSERSMANAGEMENT ) && !strKeywords.isEmpty( ) )
          {
              return getSearchResultList( strKeywords, request );
          }
          else
          {
              _logger.error( Constants.ERROR_NOT_FOUND_VERSION );
              return Response.status( Response.Status.NOT_FOUND )
                      .entity( JsonUtil.buildJsonResponse( new ErrorJsonResponse( Response.Status.NOT_FOUND.name( ), Constants.ERROR_NOT_FOUND_VERSION ) ) )
                      .build( );
          }
      }
  
      /**
       * Get SearchResult List V1
       * 
       * @return the SearchResult List for the version 1
       */
     private Response getSearchResultList( String strQuery, HttpServletRequest request )
     {
         List<Map<String, String>> listResults = LocalUserSearchEngine.getSearchResults( strQuery, request );
         if ( listResults == null || listResults.isEmpty( ) )
         {
             return Response.status( Response.Status.NO_CONTENT ).entity( JsonUtil.buildJsonResponse( new JsonResponse( Constants.EMPTY_OBJECT ) ) ).build( );
         }
         return Response.status( Response.Status.OK ).entity( JsonUtil.buildJsonResponse( new JsonResponse( listResults ) ) ).build( );
     }
 }