package etunicorn.controller;
  

  import etunicorn.RestrictedTo;

  import etunicorn.entity.Consommation;

  import etunicorn.entity.Personne;

  import etunicorn.generated.model.UpdateAcheteRequest;

  import etunicorn.generated.model.UpdateConsommationByIdRequest;
  import etunicorn.generated.model.UpdateConsommationRequest;
  import etunicorn.repository.ConsommationRepository;

  import etunicorn.service.PersonneService;

  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.http.HttpStatus;
  import org.springframework.http.ResponseEntity;
  import org.springframework.web.bind.annotation.PathVariable;
  import org.springframework.web.bind.annotation.RequestBody;
  import org.springframework.web.bind.annotation.RestController;
  
  import javax.validation.Valid;

  import java.util.LinkedHashMap;

  
  /**
   * etunicorn-server
   * Copyright © 2017 Le Club Info Polytech Lille
   * Tous droits réservés
   */
  @RestController
  public class ConsommationController extends BaseController implements etunicorn.generated.ConsommationController {
      @Autowired
      ConsommationRepository consommationRepository;
  

      @Autowired
      PersonneService personneService;
  

      @Override

      @RestrictedTo("CONSO_LIST")

      public ResponseEntity<?> getConsommation() {
          return new ResponseEntity<Object>(this.consommationRepository.findAll(), HttpStatus.OK);
      }
  
      private ResponseEntity<?> mergeConsommation(Consommation consommation, UpdateConsommationRequest updateConsommationRequest) {

          if (updateConsommationRequest.getNom() != null) {
              consommation.setNom(updateConsommationRequest.getNom());
          }
          if (updateConsommationRequest.getPrix() != null) {
              consommation.setPrix(updateConsommationRequest.getPrix());
          }
          consommationRepository.save(consommation);
          return new ResponseEntity(consommation, HttpStatus.CREATED);

      }
  
      @Override

      @RestrictedTo("CONSO_ADD")

      public ResponseEntity<?> updateConsommation(@Valid @RequestBody UpdateConsommationRequest updateConsommationRequest) {

          Consommation consommation = new Consommation();
          return mergeConsommation(consommation, updateConsommationRequest);

      }
  
      @Override

      @RestrictedTo("CONSO_EDIT")

      public ResponseEntity<?> updateConsommationById(@PathVariable Long idConsommation, @Valid @RequestBody UpdateConsommationByIdRequest updateConsommationByIdRequest) {
          Consommation consommation = consommationRepository.findById(idConsommation.intValue());

          if (consommation == null) {
              return generateError(HttpStatus.NOT_FOUND, "Consommation inconnue");
          }
          UpdateConsommationRequest updateConsommationRequest = new UpdateConsommationRequest();
          updateConsommationRequest.setNom(updateConsommationByIdRequest.getNom());
          updateConsommationRequest.setPrix(updateConsommationByIdRequest.getPrix());
          return mergeConsommation(consommation, updateConsommationRequest);

      }
  
      @Override

      @RestrictedTo("CONSO_GET")

      public ResponseEntity<?> getConsommationById(@PathVariable Long idConsommation) {
          Consommation consommation = consommationRepository.findById(idConsommation.intValue());

          if (consommation == null) {
              return generateError(HttpStatus.NOT_FOUND, "Consommation inconnue");
          }
          return new ResponseEntity(consommation, HttpStatus.OK);

      }
  
      @Override

      @RestrictedTo("CONSO_REMOVE")

      public ResponseEntity<?> deleteConsommationById(@PathVariable Long idConsommation) {
          Consommation consommation = consommationRepository.findById(idConsommation.intValue());

          if (consommation == null) {
              return generateError(HttpStatus.NOT_FOUND, "Consommation inconnue");
          }
          consommationRepository.delete(consommation);

          return new ResponseEntity<Object>(HttpStatus.NO_CONTENT);

      }
  
      @Override
      @RestrictedTo("CONSO_ACHAT")

      public ResponseEntity<?> updateAchete(@PathVariable Long idConsommation, @Valid @RequestBody UpdateAcheteRequest updateAcheteRequest) {

          Consommation consommation = consommationRepository.findById(idConsommation.intValue());
          if (consommation == null) {
              return generateError(HttpStatus.NOT_FOUND, "Consommation inconnue");
          }
          if (!(updateAcheteRequest.getParticipant() instanceof LinkedHashMap)) {
              return generateError(HttpStatus.BAD_REQUEST, "Participant doit être un objet");
          }
          Personne personne = personneService.getFromObject((LinkedHashMap<String, Object>) updateAcheteRequest.getParticipant());
          if (personne == null) {
              return generateError(HttpStatus.NOT_FOUND, "Personne inconnue");
          }
          // TODO To be continued...

          return null;
      }
  }