/*
    * 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.document.business.spaces;
  
  import fr.paris.lutece.portal.service.i18n.I18nService;
  import fr.paris.lutece.util.ReferenceList;
  import fr.paris.lutece.util.sql.DAOUtil;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Locale;
  
  
  /**
   * This class provides Data Access methods for DocumentSpace objects
   */
  public final class DocumentSpaceDAO implements IDocumentSpaceDAO
  {
      // Constants
      private static final String SQL_QUERY_NEW_PK = " SELECT max( id_space ) FROM document_space ";
      private static final String SQL_QUERY_SELECT = " SELECT a.id_space, a.id_parent, a.document_space_name, a.description, a.document_space_view, a.id_space_icon, b.icon_url, a.document_creation_allowed, a.workgroup_key " +
          " FROM document_space a, document_space_icon b " +
          " WHERE a.id_space_icon = b.id_space_icon AND id_space = ? ";
      private static final String SQL_QUERY_INSERT = " INSERT INTO document_space ( id_space, id_parent, document_space_name, description, document_space_view, id_space_icon, document_creation_allowed ,workgroup_key ) VALUES ( ?, ?, ?, ?, ?, ?, ? ,?) ";
      private static final String SQL_QUERY_DELETE = " DELETE FROM document_space WHERE id_space = ?  ";
      private static final String SQL_QUERY_UPDATE = " UPDATE document_space SET id_space = ?, id_parent = ?, document_space_name = ?, description = ?, document_space_view = ?, id_space_icon = ?, document_creation_allowed = ? ,workgroup_key= ? WHERE id_space = ?  ";
      private static final String SQL_QUERY_SELECT_CHILDS = " SELECT a.id_space, a.id_parent, a.document_space_name, a.description, a.document_space_view, a.id_space_icon, b.icon_url, a.document_creation_allowed ,a.workgroup_key" +
          " FROM document_space a, document_space_icon b WHERE a.id_space_icon = b.id_space_icon AND id_parent = ? ORDER BY a.document_space_name ";
      private static final String SQL_QUERY_SELECT_CHILDS_BY_CODE_TYPE = " SELECT a.id_space, a.id_parent, a.document_space_name, a.description, a.document_space_view, a.id_space_icon, b.icon_url, a.document_creation_allowed ,a.workgroup_key" +
          " FROM document_space a, document_space_icon b, document_space_document_type c " +
          " WHERE a.id_space_icon = b.id_space_icon AND id_parent = ? AND a.id_space = c.id_space AND c.code_document_type = ?" +
          " ORDER BY a.document_space_name ";
      private static final String SQL_QUERY_SELECT_SPACES_WITH_DOCUMENT_CREATION_IS_ALLOWED_BY_CODE_TYPE = "SELECT a.id_space, a.id_parent, a.document_space_name, a.description, a.document_space_view, a.id_space_icon, b.icon_url, a.document_creation_allowed ,a.workgroup_key" +
          " FROM document_space a, document_space_icon b, document_space_document_type c " +
          " WHERE a.id_space_icon = b.id_space_icon AND a.id_space = c.id_space AND c.code_document_type = ? AND a.document_creation_allowed = ?" +
          " ORDER BY a.document_space_name ";
      private static final String SQL_QUERY_SELECTALL = " SELECT a.id_space, a.id_parent, a.document_space_name, a.description, a.document_space_view, a.id_space_icon, b.icon_url, a.document_creation_allowed, a.workgroup_key " +
          " FROM document_space a, document_space_icon b WHERE a.id_space_icon = b.id_space_icon ORDER BY a.document_space_name ";
      private static final String SQL_QUERY_SELECTALL_VIEWTYPE = " SELECT code_view , name_key FROM document_view";
      private static final String SQL_QUERY_SELECTALL_ICONS = " SELECT id_space_icon , icon_url FROM document_space_icon";
      private static final String SQL_QUERY_INSERT_DOCUMENT_TYPE = "INSERT INTO document_space_document_type ( id_space , code_document_type ) VALUES ( ? , ? )";
      private static final String SQL_QUERY_DELETE_DOCUMENT_TYPE = " DELETE FROM document_space_document_type WHERE id_space = ?  ";
      private static final String SQL_QUERY_SELECT_DOCUMENT_TYPE = " SELECT code_document_type FROM document_space_document_type WHERE id_space = ?  ";
      private static final String SQL_QUERY_SELECT_SPACE_DOCUMENT_TYPE = " SELECT a.code_document_type, a.document_type_name " +
          " FROM document_type a, document_space_document_type b " +
          " WHERE a.code_document_type = b.code_document_type AND b.id_space = ?" + " ORDER BY a.document_type_name";
  
      /**
       * Generates a new primary key
       * @return The new primary key
       */
      private 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;
     }
 
     /**
      * Insert a new record in the table.
      *
      * @param space The space object
      */
     public synchronized void insert( DocumentSpace space )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_INSERT );
         space.setId( newPrimaryKey(  ) );
         daoUtil.setInt( 1, space.getId(  ) );
         daoUtil.setInt( 2, space.getIdParent(  ) );
         daoUtil.setString( 3, space.getName(  ) );
         daoUtil.setString( 4, space.getDescription(  ) );
         daoUtil.setString( 5, space.getViewType(  ) );
         daoUtil.setInt( 6, space.getIdIcon(  ) );
         daoUtil.setInt( 7, space.isDocumentCreationAllowed(  ) ? 1 : 0 );
         daoUtil.setString( 8, space.getWorkgroup(  ) );
         daoUtil.executeUpdate(  );
         daoUtil.free(  );
 
         // insert allowed document types
         insertAllowedDocumenTypes( space );
     }
 
     /**
      * Insert allowed document types to a space
      * @param space The space
      */
     private void insertAllowedDocumenTypes( DocumentSpace space )
     {
         String[] doctypes = space.getAllowedDocumentTypes(  );
 
         for ( int i = 0; i < doctypes.length; i++ )
         {
             DAOUtil daoUtil = new DAOUtil( SQL_QUERY_INSERT_DOCUMENT_TYPE );
             daoUtil.setInt( 1, space.getId(  ) );
             daoUtil.setString( 2, doctypes[i] );
 
             daoUtil.executeUpdate(  );
             daoUtil.free(  );
         }
     }
 
     /**
      * Load the data of DocumentSpace from the table
      *
      * @param nDocumentSpaceId The identifier of DocumentSpace
      * @return the instance of the DocumentSpace
      */
     public DocumentSpace load( int nDocumentSpaceId )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECT );
         daoUtil.setInt( 1, nDocumentSpaceId );
         daoUtil.executeQuery(  );
 
         DocumentSpace space = null;
 
         if ( daoUtil.next(  ) )
         {
             space = new DocumentSpace(  );
             space.setId( daoUtil.getInt( 1 ) );
             space.setIdParent( daoUtil.getInt( 2 ) );
             space.setName( daoUtil.getString( 3 ) );
             space.setDescription( daoUtil.getString( 4 ) );
             space.setViewType( daoUtil.getString( 5 ) );
             space.setIdIcon( daoUtil.getInt( 6 ) );
             space.setIconUrl( daoUtil.getString( 7 ) );
             space.setDocumentCreationAllowed( daoUtil.getInt( 8 ) != 0 );
             space.setWorkgroup( daoUtil.getString( 9 ) );
         }
 
         daoUtil.free(  );
 
         if ( space != null )
         {
             loadAllowedDocumentTypes( space );
         }
 
         return space;
     }
 
     /**
      * Load allowed document types for a space
      * @param space  The space
      */
     private void loadAllowedDocumentTypes( DocumentSpace space )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECT_DOCUMENT_TYPE );
         daoUtil.setInt( 1, space.getId(  ) );
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             space.addAllowedDocumentType( daoUtil.getString( 1 ) );
         }
 
         daoUtil.free(  );
     }
 
     /**
      * Delete a record from the table
      *
      * @param nSpaceId The Id to delete
      */
     public void delete( int nSpaceId )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_DELETE );
         daoUtil.setInt( 1, nSpaceId );
         daoUtil.executeUpdate(  );
 
         daoUtil.free(  );
         deleteAllowedDocumentTypes( nSpaceId );
     }
 
     /**
      * Delete allowed document types
      * @param nSpaceId The space identifier
      */
     private void deleteAllowedDocumentTypes( int nSpaceId )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_DELETE_DOCUMENT_TYPE );
         daoUtil.setInt( 1, nSpaceId );
 
         daoUtil.executeUpdate(  );
         daoUtil.free(  );
     }
 
     /**
      * Update the record in the table
      * @param space The reference of space
      */
     public void store( DocumentSpace space )
     {
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_UPDATE );
         daoUtil.setInt( 1, space.getId(  ) );
         daoUtil.setInt( 2, space.getIdParent(  ) );
         daoUtil.setString( 3, space.getName(  ) );
         daoUtil.setString( 4, space.getDescription(  ) );
         daoUtil.setString( 5, space.getViewType(  ) );
         daoUtil.setInt( 6, space.getIdIcon(  ) );
         daoUtil.setInt( 7, space.isDocumentCreationAllowed(  ) ? 1 : 0 );
         daoUtil.setString( 8, space.getWorkgroup(  ) );
         daoUtil.setInt( 9, space.getId(  ) );
 
         daoUtil.executeUpdate(  );
         daoUtil.free(  );
 
         deleteAllowedDocumentTypes( space.getId(  ) );
         insertAllowedDocumenTypes( space );
     }
 
     /**
      * Load the list of documentSpaces childs
      *
      * @param strCodeType the document type filter if needed (null if not)
      * @param nSpaceId The space identifier
      * @return The Collection of the DocumentSpaces
      */
     public List<DocumentSpace> selectChilds( int nSpaceId, String strCodeType )
     {
         List<DocumentSpace> listDocumentSpaces = new ArrayList<DocumentSpace>(  );
         DAOUtil daoUtil = null;
 
         if ( strCodeType != null )
         {
             daoUtil = new DAOUtil( SQL_QUERY_SELECT_CHILDS_BY_CODE_TYPE );
             daoUtil.setInt( 1, nSpaceId );
             daoUtil.setString( 2, strCodeType );
         }
         else
         {
             daoUtil = new DAOUtil( SQL_QUERY_SELECT_CHILDS );
             daoUtil.setInt( 1, nSpaceId );
         }
 
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             DocumentSpaceocument/business/spaces/DocumentSpace.html#DocumentSpace">DocumentSpace space = new DocumentSpace(  );
             space.setId( daoUtil.getInt( 1 ) );
             space.setIdParent( daoUtil.getInt( 2 ) );
             space.setName( daoUtil.getString( 3 ) );
             space.setDescription( daoUtil.getString( 4 ) );
             space.setViewType( daoUtil.getString( 5 ) );
             space.setIdIcon( daoUtil.getInt( 6 ) );
             space.setIconUrl( daoUtil.getString( 7 ) );
             space.setDocumentCreationAllowed( daoUtil.getInt( 8 ) != 0 );
             space.setWorkgroup( daoUtil.getString( 9 ) );
             listDocumentSpaces.add( space );
         }
 
         daoUtil.free(  );
 
         return listDocumentSpaces;
     }
 
     /**
      * Load the list of documentSpaces authorizing the selected document type
      *
      * @param strCodeType the document type filter
      * @return The Collection of the DocumentSpaces
      */
     public List<DocumentSpace> selectSpacesAllowingDocumentCreationByDocumentType( String strCodeType,
         int createDocumentIsAllowed )
     {
         List<DocumentSpace> listDocumentSpaces = new ArrayList<DocumentSpace>(  );
         DAOUtil daoUtil = null;
 
         daoUtil = new DAOUtil( SQL_QUERY_SELECT_SPACES_WITH_DOCUMENT_CREATION_IS_ALLOWED_BY_CODE_TYPE );
         daoUtil.setString( 1, strCodeType );
         daoUtil.setInt( 2, createDocumentIsAllowed );
 
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             DocumentSpaceocument/business/spaces/DocumentSpace.html#DocumentSpace">DocumentSpace space = new DocumentSpace(  );
             space.setId( daoUtil.getInt( 1 ) );
             space.setIdParent( daoUtil.getInt( 2 ) );
             space.setName( daoUtil.getString( 3 ) );
             space.setDescription( daoUtil.getString( 4 ) );
             space.setViewType( daoUtil.getString( 5 ) );
             space.setIdIcon( daoUtil.getInt( 6 ) );
             space.setIconUrl( daoUtil.getString( 7 ) );
             space.setDocumentCreationAllowed( daoUtil.getInt( 8 ) != 0 );
             space.setWorkgroup( daoUtil.getString( 9 ) );
             listDocumentSpaces.add( space );
         }
 
         daoUtil.free(  );
 
         return listDocumentSpaces;
     }
 
     /**
      * Load the list of documentSpaces
      * @return The Collection of the DocumentSpaces
      */
     public ReferenceList getDocumentSpaceList(  )
     {
         ReferenceList list = new ReferenceList(  );
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECTALL );
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             DocumentSpaceocument/business/spaces/DocumentSpace.html#DocumentSpace">DocumentSpace space = new DocumentSpace(  );
             space.setId( daoUtil.getInt( 1 ) );
             space.setName( daoUtil.getString( 3 ) );
 
             list.addItem( space.getId(  ), space.getName(  ) );
         }
 
         daoUtil.free(  );
 
         return list;
     }
 
     /**
      * Load the list of documentSpaces
      * @param locale The locale
      * @return The Collection of the DocumentSpaces
      */
     public ReferenceList getViewTypeList( Locale locale )
     {
         ReferenceList list = new ReferenceList(  );
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECTALL_VIEWTYPE );
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             String strCodeView = daoUtil.getString( 1 );
             String strViewNameKey = daoUtil.getString( 2 );
             list.addItem( strCodeView, I18nService.getLocalizedString( strViewNameKey, locale ) );
         }
 
         daoUtil.free(  );
 
         return list;
     }
 
     /**
      * Gets a list of icons available or space customization
      * @return A list of icons
      */
     public ReferenceList getIconsList(  )
     {
         ReferenceList list = new ReferenceList(  );
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECTALL_ICONS );
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             int nIconId = daoUtil.getInt( 1 );
             String strIconUrl = daoUtil.getString( 2 );
             list.addItem( nIconId, strIconUrl );
         }
 
         daoUtil.free(  );
 
         return list;
     }
 
     /**
      * Select all spaces
      * @return A collection of all spaces.
      */
     public List<DocumentSpace> selectAll(  )
     {
         List<DocumentSpace> listDocumentSpaces = new ArrayList<DocumentSpace>(  );
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECTALL );
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             DocumentSpaceocument/business/spaces/DocumentSpace.html#DocumentSpace">DocumentSpace space = new DocumentSpace(  );
             space.setId( daoUtil.getInt( 1 ) );
             space.setIdParent( daoUtil.getInt( 2 ) );
             space.setName( daoUtil.getString( 3 ) );
             space.setDescription( daoUtil.getString( 4 ) );
             space.setViewType( daoUtil.getString( 5 ) );
             space.setIdIcon( daoUtil.getInt( 6 ) );
             space.setIconUrl( daoUtil.getString( 7 ) );
             space.setDocumentCreationAllowed( daoUtil.getInt( 8 ) != 0 );
             space.setWorkgroup( daoUtil.getString( 9 ) );
             listDocumentSpaces.add( space );
         }
 
         daoUtil.free(  );
 
         return listDocumentSpaces;
     }
 
     /**
      * Returns all allowed document types for a given space
      * @param nSpaceId The space Id
      * @return Allowed documents types as a ReferenceList
      */
     public ReferenceList getAllowedDocumentTypes( int nSpaceId )
     {
         ReferenceList list = new ReferenceList(  );
         DAOUtil daoUtil = new DAOUtil( SQL_QUERY_SELECT_SPACE_DOCUMENT_TYPE );
         daoUtil.setInt( 1, nSpaceId );
         daoUtil.executeQuery(  );
 
         while ( daoUtil.next(  ) )
         {
             list.addItem( daoUtil.getString( 1 ), daoUtil.getString( 2 ) );
         }
 
         daoUtil.free(  );
 
         return list;
     }
 }