package fr.ifremer.quadrige2.synchro.server.security;
   
   /*-
    * #%L
    * Quadrige2 Core :: Quadrige2 Synchro server
    * $Id:$
    * $HeadURL:$
    * %%
    * Copyright (C) 2017 Ifremer
   * %%
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Affero General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   * 
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   * 
   * You should have received a copy of the GNU Affero General Public License
   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
   * #L%
   */
  
  
  
  import javax.annotation.Resource;
  
  import fr.ifremer.quadrige2.core.dao.administration.user.QuserJdbcDao;
  import fr.ifremer.quadrige2.core.vo.administration.user.PrivilegeVO;
  import org.springframework.context.annotation.Lazy;
  import org.springframework.security.core.userdetails.UserDetails;
  import org.springframework.security.core.userdetails.UserDetailsService;
  import org.springframework.security.core.userdetails.UsernameNotFoundException;
  import org.springframework.stereotype.Service;
  import org.springframework.transaction.annotation.Transactional;
  
  import java.util.List;
  
  /**
   *
   * @author Ludovic Pecquot <ludovic.pecquot@e-is.pro>
   * @since 1.0
   */
  @Service("quadrige2UserDetailsService")
  @Lazy
  @Transactional
  public class Quadrige2UserDetailsServiceImpl implements UserDetailsService {
  
      @Resource(name = "quserJdbcDao")
      QuserJdbcDao quserJdbcDao;
      
      @Override
      public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
          Integer userId = null;
          
          if (username == null) {
  			throw new UsernameNotFoundException("Provided username is null");
  		}
          
          try {
              userId = quserJdbcDao.getUserIdByUsername(username);
          } catch (Exception ex) {
              throw new UsernameNotFoundException("User not found from username: " + username, ex);
          }
          
          if (userId == null) {
              throw new UsernameNotFoundException("User not found from username: " + username);
          }
  
          // Get user privileges
          List<PrivilegeVO> privileges = quserJdbcDao.getPrivilegesByUserId(userId);
  
  
          
          return new Quadrige2UserDetailsImpl(userId, privileges);
      }
      
  }