/*
    * Copyright (c) 2002-2022, 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.portal.business.stylesheet;
  
  import fr.paris.lutece.portal.service.util.AppException;
  import fr.paris.lutece.util.sql.DAOUtil;
  
  import java.sql.Statement;
  import java.util.ArrayList;
  import java.util.Collection;
  
  /**
   * This class provides Data Access methods for StyleSheet objects
   */
  public final class StyleSheetDAO implements IStyleSheetDAO
  {
      // Constants
      private static final String SQL_QUERY_SELECT = " SELECT a.description , a.file_name , a.source , b.id_style , b.id_mode " + " FROM core_stylesheet a "
              + " LEFT JOIN core_style_mode_stylesheet b ON a.id_stylesheet = b.id_stylesheet " + " WHERE a.id_stylesheet = ? ";
      private static final String SQL_QUERY_INSERT = " INSERT INTO core_stylesheet ( description , file_name, source ) " + " VALUES ( ? ,?, ? )";
      private static final String SQL_QUERY_DELETE = " DELETE FROM core_stylesheet WHERE id_stylesheet = ? ";
      private static final String SQL_QUERY_UPDATE = " UPDATE core_stylesheet SET id_stylesheet = ?, description = ?, file_name = ?, source = ? WHERE id_stylesheet = ?  ";
      private static final String SQL_QUERY_SELECT_MODEID = " SELECT a.id_mode FROM core_mode a , core_style_mode_stylesheet b  "
              + " WHERE a.id_mode = b.id_mode AND b.id_stylesheet = ?";
      private static final String SQL_QUERY_COUNT_STYLESHEET = " SELECT count(*) FROM core_style_mode_stylesheet WHERE id_style = ? AND id_mode = ? ";
      private static final String SQL_QUERY_INSERT_STYLEMODESTYLESHEET = " INSERT INTO core_style_mode_stylesheet ( id_style , id_mode , id_stylesheet ) "
              + " VALUES ( ?, ? ,? )";
      private static final String SQL_QUERY_UPDATE_STYLEMODESTYLESHEET = " UPDATE core_style_mode_stylesheet SET id_style = ? , id_mode = ?  "
              + " WHERE id_stylesheet = ? ";
      private static final String SQL_QUERY_DELETEE_STYLEMODESTYLESHEET = " DELETE FROM core_style_mode_stylesheet WHERE id_stylesheet = ? ";
  
      // /////////////////////////////////////////////////////////////////////////////////////
      // Access methods to data
  
      /**
       * Insert a new record in the table.
       * 
       * @param stylesheet
       *            The StyleSheet object
       */
      public void insert( StyleSheet stylesheet )
      {
          try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_INSERT, Statement.RETURN_GENERATED_KEYS ) )
          {
  
              int nIndex = 1;
              daoUtil.setString( nIndex++, stylesheet.getDescription( ) );
              daoUtil.setString( nIndex++, stylesheet.getFile( ) );
              daoUtil.setBytes( nIndex, stylesheet.getSource( ) );
  
              daoUtil.executeUpdate( );
  
              if ( daoUtil.nextGeneratedKey( ) )
              {
                  stylesheet.setId( daoUtil.getGeneratedKeyInt( 1 ) );
              }
  
              // Update of the table style_mode_stylesheet in the database
              insertStyleModeStyleSheet( stylesheet );
          }
      }
  
      /**
       * Load the data of Stylesheet from the table
       * 
       * @param nIdStylesheet
       *            the identifier of the Stylesheet to load
       * @return stylesheet
      */
     public StyleSheet load( int nIdStylesheet )
     {
         StyleSheet stylesheet = null;
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECT ) )
         {
             daoUtil.setInt( 1, nIdStylesheet );
             daoUtil.executeQuery( );
 
             if ( daoUtil.next( ) )
             {
                 stylesheet = new StyleSheet( );
                 stylesheet.setId( nIdStylesheet );
                 stylesheet.setDescription( daoUtil.getString( 1 ) );
                 stylesheet.setFile( daoUtil.getString( 2 ) );
                 stylesheet.setSource( daoUtil.getBytes( 3 ) );
                 stylesheet.setStyleId( daoUtil.getInt( 4 ) );
                 stylesheet.setModeId( daoUtil.getInt( 5 ) );
             }
 
         }
 
         return stylesheet;
     }
 
     /**
      * Delete the StyleSheet from the database whose identifier is specified in parameter
      * 
      * @param nIdStylesheet
      *            the identifier of the StyleSheet to delete
      */
     public void delete( int nIdStylesheet )
     {
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_DELETE ) )
         {
             daoUtil.setInt( 1, nIdStylesheet );
             daoUtil.executeUpdate( );
         }
 
         // delete also into style_mode_stylesheet
         deleteStyleModeStyleSheet( nIdStylesheet );
     }
 
     /**
      * Load the list of stylesheet
      * 
      * @param nModeId
      *            The Mode identifier
      * @return the list of the StyleSheet in form of a collection of StyleSheet objects
      */
     public Collection<StyleSheet> selectStyleSheetList( int nModeId )
     {
         Collection<StyleSheet> stylesheetList = new ArrayList<>( );
 
         String strSelect = " SELECT a.id_stylesheet , a.description , a.file_name ";
         String strFrom = " FROM core_stylesheet a ";
 
         if ( nModeId != -1 )
         {
             strFrom = " FROM  core_stylesheet a , core_style_mode_stylesheet b " + " WHERE a.id_stylesheet = b.id_stylesheet " + " AND b.id_mode = ? ";
         }
 
         strFrom += " ORDER BY a.description ";
 
         String strSQL = strSelect + strFrom;
 
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( strSQL ) )
         {
 
             if ( nModeId != -1 )
             {
                 daoUtil.setInt( 1, nModeId );
             }
 
             daoUtil.executeQuery( );
 
             while ( daoUtil.next( ) )
             {
                 StyleSheets/stylesheet/StyleSheet.html#StyleSheet">StyleSheet stylesheet = new StyleSheet( );
 
                 stylesheet.setId( daoUtil.getInt( 1 ) );
                 stylesheet.setDescription( daoUtil.getString( 2 ) );
                 stylesheet.setFile( daoUtil.getString( 3 ) );
                 stylesheetList.add( stylesheet );
             }
 
         }
 
         return stylesheetList;
     }
 
     /**
      * Update the record in the table
      * 
      * @param stylesheet
      *            The stylesheet
      */
     public void store( StyleSheet stylesheet )
     {
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_UPDATE ) )
         {
             daoUtil.setInt( 1, stylesheet.getId( ) );
             daoUtil.setString( 2, stylesheet.getDescription( ) );
             daoUtil.setString( 3, stylesheet.getFile( ) );
             daoUtil.setBytes( 4, stylesheet.getSource( ) );
             daoUtil.setInt( 5, stylesheet.getId( ) );
 
             daoUtil.executeUpdate( );
         }
 
         // update the table style_mode_stylesheet
         updateStyleModeStyleSheet( stylesheet );
     }
 
     /**
      * Insert a new record in the table style_mode_stylesheet
      * 
      * @param stylesheet
      *            the instance of StyleSheet to insert in the table
      */
     private void insertStyleModeStyleSheet( StyleSheet stylesheet )
     {
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_INSERT_STYLEMODESTYLESHEET ) )
         {
 
             daoUtil.setInt( 1, stylesheet.getStyleId( ) );
             daoUtil.setInt( 2, stylesheet.getModeId( ) );
             daoUtil.setInt( 3, stylesheet.getId( ) );
 
             daoUtil.executeUpdate( );
         }
     }
 
     /**
      * Updates the table style_mode_stylesheet with the data of the StyleShhet instance specified in parameter
      * 
      * @param stylesheet
      *            the instance of the stylesheet to update
      */
     private void updateStyleModeStyleSheet( StyleSheet stylesheet )
     {
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_UPDATE_STYLEMODESTYLESHEET ) )
         {
 
             daoUtil.setInt( 1, stylesheet.getStyleId( ) );
             daoUtil.setInt( 2, stylesheet.getModeId( ) );
             daoUtil.setInt( 3, stylesheet.getId( ) );
 
             daoUtil.executeUpdate( );
         }
     }
 
     /**
      * Deletes the data in the table style_mode_stylesheet
      *
      * @param nStyleSheetId
      *            the identifier of the stylesheet
      */
     private void deleteStyleModeStyleSheet( int nStyleSheetId )
     {
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_DELETEE_STYLEMODESTYLESHEET ) )
         {
             daoUtil.setInt( 1, nStyleSheetId );
             daoUtil.executeUpdate( );
         }
     }
 
     /**
      * Returns the number of stylesheets associated to the style and the mode specified in parameter
      * 
      * @param nStyleId
      *            the style id
      * @param nModeId
      *            the mode id
      * @return the number of stylesheet associated
      */
     public int selectStyleSheetNbPerStyleMode( int nStyleId, int nModeId )
     {
         int nCount;
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_COUNT_STYLESHEET ) )
         {
 
             daoUtil.setInt( 1, nStyleId );
             daoUtil.setInt( 2, nModeId );
 
             daoUtil.executeQuery( );
 
             if ( !daoUtil.next( ) )
             {
                 daoUtil.free( );
                 throw new AppException( DAOUtil.MSG_EXCEPTION_SELECT_ERROR + nModeId + " StyleId " + nStyleId );
             }
 
             nCount = ( daoUtil.getInt( 1 ) );
 
         }
 
         return nCount;
     }
 
     /**
      * Returns the identifier of the mode of the stylesheet whose identifier is specified in parameter
      * 
      * @param nIdStylesheet
      *            the identifier of the stylesheet
      * @return the identifier of the mode
      */
     public int selectModeId( int nIdStylesheet )
     {
         int nModeId;
         try ( DAOUtil/DAOUtil.html#DAOUtil">DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECT_MODEID ) )
         {
 
             daoUtil.setInt( 1, nIdStylesheet );
             daoUtil.executeQuery( );
 
             if ( !daoUtil.next( ) )
             {
                 daoUtil.free( );
                 throw new AppException( DAOUtil.MSG_EXCEPTION_SELECT_ERROR + nIdStylesheet );
             }
 
             nModeId = ( daoUtil.getInt( 1 ) );
 
         }
 
         return nModeId;
     }
 }