package fr.plil.sio.persistence.jdbc;
  
  import fr.plil.sio.persistence.api.Group;
  import fr.plil.sio.persistence.api.GroupService;
  import fr.plil.sio.persistence.api.Right;

  import java.sql.SQLException;

  import org.springframework.beans.factory.annotation.Autowired;

  import org.springframework.stereotype.Service;
  
  @Service
  public class GroupServiceJdbc implements GroupService {

  
      @Autowired
      private GroupRepository groupRepository;
  

      @Override
      public Group create(String name) {

          if (name == null) {
              throw new IllegalArgumentException("name cannot be null");
          }
          Group group = groupRepository.findByName(name);
          if (group != null) {
              throw new IllegalStateException("a group with the same name already exists");
          }
          group = new Group();
          group.setName(name);
          groupRepository.save(group);
          return group;

      }
  
      @Override

      public boolean delete(String name) {

          if (name == null) {
              throw new IllegalArgumentException("name cannot be null");
          }
          
          Group group = groupRepository.findByName(name); 
          if(group!=null){
              groupRepository.delete(group.getId());
              return true;
          }
          return false;

      }
  
      @Override
      public Group findByName(String name) {

          if (name == null) {
              throw new IllegalArgumentException("name cannot be null");
          }
          return groupRepository.findByName(name);

      }
  
      @Override

      public boolean addRight(String groupName, Right right) {

          if(groupName == null )
              throw new IllegalArgumentException("Group name cannot bel null");
          if(right == null)
              throw new IllegalArgumentException("Right cannot be null");
          
          return groupRepository.addRight(groupName, right);

      }
  
      @Override

      public boolean removeRight(String groupName, Right right) {

          if(groupName == null)
              throw new IllegalArgumentException("Group name cannot be null");
          if(right == null)
              throw new IllegalArgumentException("Right cannot be null");
          
          return groupRepository.removeRight(groupName, right);
          

      }
  }