/*
    * Copyright (c) 2002-2024, 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.identitystore.cache;
  
  import fr.paris.lutece.plugins.identitystore.business.attribute.AttributeKey;
  import fr.paris.lutece.plugins.identitystore.business.attribute.AttributeKeyHome;
  import fr.paris.lutece.plugins.identitystore.v3.web.rs.util.Constants;
  import fr.paris.lutece.plugins.identitystore.web.exception.ResourceNotFoundException;
  import fr.paris.lutece.portal.service.cache.AbstractCacheableService;
  import fr.paris.lutece.portal.service.util.AppLogService;
  
  import java.util.ArrayList;
  import java.util.List;
  
  public class AttributeKeyCache extends AbstractCacheableService
  {
      public static final String SERVICE_NAME = "AttributeKeyCache";
  
      public AttributeKeyCache( )
      {
          this.initCache( );
      }
  
      public void refresh( )
      {
          AppLogService.debug( "Init AttributeKey cache" );
          this.resetCache( );
          AttributeKeyHome.getAttributeKeysList( true ).forEach( attributeKey -> this.put( attributeKey.getKeyName( ), attributeKey ) );
      }
  
      public void put( final String keyName, final AttributeKey attributeKey )
      {
          if ( this.getKeys( ).contains( keyName ) )
          {
              this.removeKey( keyName );
          }
          this.putInCache( keyName, attributeKey );
          AppLogService.debug( "AttributeKey added to cache: " + keyName );
      }
  
      public void remove( final String keyName )
      {
          if ( this.getKeys( ).contains( keyName ) )
          {
              this.removeKey( keyName );
          }
  
          AppLogService.debug( "AttributeKey removed from cache: " + keyName );
      }
  
      public List<AttributeKey> getAll( )
      {
          final List<AttributeKey> allAttributeKeys = new ArrayList<>( );
          if ( this.getKeys( ).isEmpty( ) )
          {
              this.refresh( );
          }
          for ( final String key : this.getKeys( ) )
          {
              try
              {
                  allAttributeKeys.add( this.get( key ) );
              }
              catch( final ResourceNotFoundException e )
              {
                  // this shouldn't happen : do nothing.
              }
          }
         // If cache is not activated, get from db
         if ( allAttributeKeys.isEmpty( ) )
         {
             allAttributeKeys.addAll( AttributeKeyHome.getAttributeKeysList( true ) );
         }
         return allAttributeKeys;
     }
 
     public AttributeKey get( final String keyName ) throws ResourceNotFoundException
     {
         AttributeKey../../fr/paris/lutece/plugins/identitystore/business/attribute/AttributeKey.html#AttributeKey">AttributeKey attributeKey = (AttributeKey) this.getFromCache( keyName );
         if ( attributeKey == null )
         {
             attributeKey = this.getFromDatabase( keyName );
             this.put( keyName, attributeKey );
         }
         return attributeKey;
     }
 
     public AttributeKey getFromDatabase( final String keyName ) throws ResourceNotFoundException
     {
         final AttributeKey attributeKey = AttributeKeyHome.findByKey( keyName, true );
         if ( attributeKey == null )
         {
             throw new ResourceNotFoundException( "No attribute key could be found with key " + keyName, Constants.PROPERTY_REST_ERROR_UNKNOWN_ATTRIBUTE_KEY );
         }
         return attributeKey;
     }
 
     @Override
     public String getName( )
     {
         return SERVICE_NAME;
     }
 }