/*
    * 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.portal.business.indexeraction;
  
  import fr.paris.lutece.util.sql.DAOUtil;
  
  import java.util.ArrayList;
  import java.util.List;
  
  
  /**
   * This class provides Data Access methods for Indexer Action objects
   */
  public final class IndexerActionDAO implements IIndexerActionDAO
  {
      // Constants
      /**
       * SQL Where constant
       */
      public static final String CONSTANT_WHERE = " WHERE ";
  
      /**
       * SQL And constant
       */
      public static final String CONSTANT_AND = " AND ";
      private static final String SQL_QUERY_NEW_PK = "SELECT max( id_action ) FROM core_indexer_action";
      private static final String SQL_QUERY_FIND_BY_PRIMARY_KEY = "SELECT id_action,id_document,id_task,indexer_name, id_portlet" +
          " FROM core_indexer_action WHERE id_action = ?";
      private static final String SQL_QUERY_INSERT = "INSERT INTO core_indexer_action( id_action,id_document,id_task ,indexer_name,id_portlet)" +
          " VALUES(?,?,?,?,?)";
      private static final String SQL_QUERY_DELETE = "DELETE FROM core_indexer_action WHERE id_action = ? ";
      private static final String SQL_QUERY_DELETE_ALL = "DELETE FROM core_indexer_action";
      private static final String SQL_QUERY_UPDATE = "UPDATE core_indexer_action SET id_action=?,id_document=?,id_task=?,indexer_name=?,id_portlet=? WHERE id_action = ? ";
      private static final String SQL_QUERY_SELECT = "SELECT id_action,id_document,id_task,indexer_name,id_portlet" +
          " FROM core_indexer_action  ";
      private static final String SQL_FILTER_ID_TASK = " id_task = ? ";
  
      /**
       * {@inheritDoc}
       */
      @Override
      public int newPrimaryKey(  )
      {
          DAOUtil daoUtil = new DAOUtil( SQL_QUERY_NEW_PK );
          daoUtil.executeQuery(  );
  
          int nKey;
  
          if ( !daoUtil.next(  ) )
          {
              // if the table is empty
              nKey = 1;
          }
  
          nKey = daoUtil.getInt( 1 ) + 1;
          daoUtil.free(  );
  
          return nKey;
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public synchronized void insert( IndexerAction indexerAction )
      {
          indexerAction.setIdAction( newPrimaryKey(  ) );
  
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_INSERT );
         daoUtil.setString( 2, indexerAction.getIdDocument(  ) );
         daoUtil.setInt( 3, indexerAction.getIdTask(  ) );
         daoUtil.setString( 4, indexerAction.getIndexerName(  ) );
         daoUtil.setInt( 5, indexerAction.getIdPortlet(  ) );
         daoUtil.setInt( 1, indexerAction.getIdAction(  ) );
 
         daoUtil.executeUpdate(  );
 
         daoUtil.free(  );
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public IndexerAction load( int nId )
     {
         IndexerAction indexerAction = null;
 
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_FIND_BY_PRIMARY_KEY );
         daoUtil.setInt( 1, nId );
         daoUtil.executeQuery(  );
 
         if ( daoUtil.next(  ) )
         {
             indexerAction = new IndexerAction(  );
             indexerAction.setIdAction( daoUtil.getInt( 1 ) );
             indexerAction.setIdDocument( daoUtil.getString( 2 ) );
             indexerAction.setIdTask( daoUtil.getInt( 3 ) );
             indexerAction.setIndexerName( daoUtil.getString( 4 ) );
             indexerAction.setIdPortlet( daoUtil.getInt( 5 ) );
         }
 
         daoUtil.free(  );
 
         return indexerAction;
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public void delete( int nId )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_DELETE );
         daoUtil.setInt( 1, nId );
         daoUtil.executeUpdate(  );
         daoUtil.free(  );
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public void deleteAll(  )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_DELETE_ALL );
         daoUtil.executeUpdate(  );
         daoUtil.free(  );
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public void store( IndexerAction indexerAction )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_UPDATE );
         daoUtil.setInt( 1, indexerAction.getIdAction(  ) );
         daoUtil.setString( 2, indexerAction.getIdDocument(  ) );
         daoUtil.setInt( 3, indexerAction.getIdTask(  ) );
         daoUtil.setString( 4, indexerAction.getIndexerName(  ) );
         daoUtil.setInt( 5, indexerAction.getIdPortlet(  ) );
 
         daoUtil.executeUpdate(  );
         daoUtil.free(  );
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public List<IndexerAction> selectList( IndexerActionFilter filter )
     {
         List<IndexerAction> indexerActionList = new ArrayList<IndexerAction>(  );
         IndexerAction indexerAction = null;
         List<String> listStrFilter = new ArrayList<String>(  );
 
         if ( filter.containsIdTask(  ) )
         {
             listStrFilter.add( SQL_FILTER_ID_TASK );
         }
 
         String strSQL = buildRequestWithFilter( SQL_QUERY_SELECT, listStrFilter, null );
 
         DAOUtil daoUtil = new DAOUtil( strSQL );
 
         int nIndex = 1;
 
         if ( filter.containsIdTask(  ) )
         {
             daoUtil.setInt( nIndex, filter.getIdTask(  ) );
         }
 
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             indexerAction = new IndexerAction(  );
             indexerAction.setIdAction( daoUtil.getInt( 1 ) );
             indexerAction.setIdDocument( daoUtil.getString( 2 ) );
             indexerAction.setIdTask( daoUtil.getInt( 3 ) );
             indexerAction.setIndexerName( daoUtil.getString( 4 ) );
             indexerAction.setIdPortlet( daoUtil.getInt( 5 ) );
             indexerActionList.add( indexerAction );
         }
 
         daoUtil.free(  );
 
         return indexerActionList;
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public List<IndexerAction> selectList(  )
     {
         List<IndexerAction> indexerActionList = new ArrayList<IndexerAction>(  );
         IndexerAction indexerAction = null;
 
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECT );
 
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             indexerAction = new IndexerAction(  );
             indexerAction.setIdAction( daoUtil.getInt( 1 ) );
             indexerAction.setIdDocument( daoUtil.getString( 2 ) );
             indexerAction.setIdTask( daoUtil.getInt( 3 ) );
             indexerAction.setIndexerName( daoUtil.getString( 4 ) );
             indexerAction.setIdPortlet( daoUtil.getInt( 5 ) );
             indexerActionList.add( indexerAction );
         }
 
         daoUtil.free(  );
 
         return indexerActionList;
     }
 
     /**
      * Builds a query with filters placed in parameters
      * @param strSelect the select of the  query
      * @param listStrFilter the list of filter to add in the query
      * @param strOrder the order by of the query
      * @return a query
      */
     public static String buildRequestWithFilter( String strSelect, List<String> listStrFilter, String strOrder )
     {
         StringBuffer strBuffer = new StringBuffer(  );
         strBuffer.append( strSelect );
 
         int nCount = 0;
 
         for ( String strFilter : listStrFilter )
         {
             if ( ++nCount == 1 )
             {
                 strBuffer.append( CONSTANT_WHERE );
             }
 
             strBuffer.append( strFilter );
 
             if ( nCount != listStrFilter.size(  ) )
             {
                 strBuffer.append( CONSTANT_AND );
             }
         }
 
         if ( strOrder != null )
         {
             strBuffer.append( strOrder );
         }
 
         return strBuffer.toString(  );
     }
 }