/*

  * Copyright (c) 2002-2014, Mairie de 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.phraseanet.service.parsers;

 import fr.paris.lutece.plugins.phraseanet.business.record.Metadata;

 import fr.paris.lutece.plugins.phraseanet.business.record.MetadataValue;

 import fr.paris.lutece.plugins.phraseanet.service.Constants;

 import fr.paris.lutece.plugins.phraseanet.service.api.PhraseanetApiCallException;

 import fr.paris.lutece.portal.service.util.AppLogService;

 import net.sf.json.JSONException;

 import net.sf.json.JSONObject;

 import net.sf.json.JSONArray;

 import java.util.ArrayList;

 import java.util.Iterator;

 import java.util.List;

 import org.apache.log4j.Logger;

 /**

  * Metadata Json Parser

  */

 public final class MetadatasJsonParser

 {  

     private static Logger _logger = Logger.getLogger( Constants.LOGGER );

     /** private constructor */

     private MetadatasJsonParser(  )

     {

         _logger.debug( "MetadatasJsonParser" );

     }

     /**

      * Parse a list of metadatas

      * @param jsonResponse The response as JSONObject

      * @return The list

      * @throws PhraseanetApiCallException if an error occurs

      */

     public static List<Metadata> parse( JSONObject jsonResponse )

     throws PhraseanetApiCallException

     {   

         try

         {

             List<Metadata> listMetadatas = new ArrayList<Metadata>(  );

             //JSONObject jsonMetadatas = jsonResponse.getJSONObject( "metadatas" );

             JSONArray jsonMetadatasList = jsonResponse.getJSONArray( "record_metadatas" );

             JSONObject jsonMetadatas = jsonMetadatasList.toJSONObject( jsonMetadatasList ) ;

             Iterator i = jsonMetadatas.keys(  );

             while ( i.hasNext(  ) )

             {

                 String strKey = (String) i.next(  );

                 JSONObject jsonMetadata = jsonMetadatas.getJSONObject( strKey );

                 Metadata metadata = new Metadata(  );

                 metadata.setMetaId( jsonMetadata.getInt( "meta_id" ) );

                 metadata.setMetaStructureId( jsonMetadata.getInt( "meta_structure_id" ) );

                 metadata.setName( jsonMetadata.getString( "name" ) );

                 metadata.setValue( jsonMetadata.getString( "value" ) );

                 listMetadatas.add( metadata );

             }

             return listMetadatas;

         }

         catch ( JSONException e )

         {//throw new PhraseanetApiCallException( "Error parsing metadatas : " + e.getMessage(  ) + " - JSON : " + jsonResponse.toString( 4 ) );

             AppLogService.error( "Error parsing metadatas " + e.getMessage()+ " - JSON : " + jsonResponse.toString( 4 ) );

             return null;

         }     

     }

     /**

      * Parse a list of metadatas

      * @param jsonResponse The response as JSONObject

      * @return The list

      * @throws PhraseanetApiCallException if an error occurs

      */

     public static List<Metadata> parseByDataboxe( JSONObject jsonResponse )

         throws PhraseanetApiCallException

     {

         try

         {

             List<Metadata> listMetadatas = new ArrayList<Metadata>(  );

             JSONArray jsonMetadatasList = jsonResponse.getJSONArray( "document_metadatas" );

             _logger.debug("Liste des metadatas : " + jsonMetadatasList ) ;

             JSONObject jsonMetadatas = jsonMetadatasList.toJSONObject(jsonMetadatasList);

             _logger.debug("JSONObject : " + jsonMetadatas ) ;

             Iterator i = jsonMetadatas.keys(  );

             while ( i.hasNext(  ) )

             {

                 String strKey = (String) i.next(  );

                 JSONObject jsonMetadata = jsonMetadatas.getJSONObject( strKey );

                 Metadata metadata = new Metadata(  );

                 metadata.setName( jsonMetadata.getString( "name" ) );

                 listMetadatas.add( metadata );

             }

             return listMetadatas;

         }

         catch ( JSONException e )

         {

             throw new PhraseanetApiCallException( "Error parsing metadatas : " + e.getMessage(  ) + " - JSON : " +

                 jsonResponse.toString( 4 ) );

         }

     }

 }