package fr.plil.sio.examen.services;

  

  import fr.plil.sio.examen.api.Owner;

  import fr.plil.sio.examen.api.Comment;

  import fr.plil.sio.examen.api.Animal;

  import fr.plil.sio.examen.repositories.AnimalRepository;

  import fr.plil.sio.examen.repositories.CommentRepository;

  import fr.plil.sio.examen.repositories.OwnerRepository;

  import java.util.ArrayList;

  import java.util.List;

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

  import org.springframework.stereotype.Service;

  

  @Service

  public class OwnerServiceImpl implements OwnerService {

  

      @Autowired

      private OwnerRepository ownerRepository;

      

      @Autowired

      private CommentRepository commentRepository;

      

      @Autowired

      private AnimalRepository animalRepository;

  

      @Override

      public void delete(Owner owner) {

          if(owner==null){

             throw new IllegalArgumentException("owner must be not null");

          }

          if(ownerRepository.findByName(owner.getName()).size()==0){

             throw new IllegalArgumentException("owner not in database");

          }

          

          //Suppression de ses commentaires 

          

          //Création d'une liste pour stocker les commentaires

          List<Comment> listComments = commentRepository.findByReporter(owner);

          

          //Boucle pour la suppression de ses commentaires

          for(Comment comment : listComments){

              commentRepository.delete(comment);

          }

         

          //Attention, les animaux ne peuvent pas avoir un owner null

          List<Animal> listAnimals = animalRepository.findByOwner(owner);

          for(Animal animal : listAnimals){

              //On set le nouvel owner a un owner de base (du constructeur par défaut)

              animal.setOwner(new Owner());

          }

          

          //Suppression de l'owner

          ownerRepository.delete(owner);

          

      }

  

      @Override

      public Owner create(String name) {

          if(name == null) {

              throw new IllegalArgumentException("name must be not null");

          }

          Owner owner = new Owner();

          owner.setName(name);

          ownerRepository.save(owner);

          return owner;

      }

      

  }