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

  import org.springframework.stereotype.Service;

  import java.util.List;
  import java.util.LinkedList;

  
  @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 = findByName(name);
          
          if(group==null){
              return false;
          }
          
          groupRepository.delete(group.getId());
          return true;

      }
  
      @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 || right ==null){
              throw new IllegalArgumentException("name cannot be null");
          }
          Group group = groupRepository.findByName(groupName);
          if (group == null) {
              throw new IllegalArgumentException("group cannot be null");
          }
          
          group.setName(groupName);
          List<Right> list = group.getRights();
          list.add(right);
          group.setRights(list);
          return true;

      }
  
      @Override

      public boolean removeRight(String groupName, Right right) {

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

      }
  }