def post(self, request):
serialized = AutorSerializer(data=request.data)
if serialized.is_valid():
serialized.save()
return Response(
status=status.HTTP_201_CREATED,
data=serialized.data
)
else:
return Response(status=status.HTTP_400_BAD_REQUEST)
class LibroSerializer(serializers.ModelSerializer):
autores = AutorSerializer(many=True, read_only=True)
editorial = EditorialSerializer(read_only=True)
class Meta:
model = Libro
fields = ('titulo', 'autores', 'editorial', 'id')
def get(self, request):
autores = Autor.objects.all()
serialized = AutorSerializer(autores, many=True)
return Response(
status=status.HTTP_200_OK,
data=serialized.data
)
def autores(self, request, pk=None):
libro = self.get_object()
autores = Autor.objects.filter(libro__id=libro.id)
serialized = AutorSerializer(autores, many=True)
if not autores:
return Response(status=status.HTTP_404_NOT_FOUND,
data={'message': 'Este libro no tiene autor'})
return Response(status=status.HTTP_200_OK, data=serialized.data)
def patch(self, request, id):
try:
autor = Autor.objects.get(id=id)
except Autor.DoesNotExist:
return Response(status=status.HTTP_400_BAD_REQUEST)
serialized = AutorSerializer(
autor,
data=request.data,
partial=True
)
if serialized.is_valid():
serialized.save()
return Response(
status=status.HTTP_200_OK,
data=serialized.data
)
class LibroSerializer(serializers.ModelSerializer):
"""
General purpose Libro serializer
"""
autores = AutorSerializer(many=True, read_only=True)
editorial = EditorialSerializer(read_only=True)
class Meta:
model = Libro
fields = ('titulo', 'autores', 'editorial', 'fecha_publicacion')
def autores(self, request, pk=None):
"""
Regresa los autores de un libro.
"""
# /libros/1/autores
libro = self.get_object() # => Libro.objects.get(id=1)
autores = libro.autores.all()
# autores = Autor.objects.filter(libro__id=libro.id)
serialized = AutorSerializer(autores, many=True)
return Response(status=status.HTTP_200_OK, data=serialized.data)
def get(self, request, id):
try:
autor = Autor.objects.get(id=id)
except Autor.DoesNotExist:
return Response(status=status.HTTP_400_BAD_REQUEST)
serialized = AutorSerializer(autor)
return Response(
status=status.HTTP_200_OK,
data=serialized.data
)
def autores(self,request,pk=None):
libro= self.get_object()
serialized=AutorSerializer(libro.autores, many=True)
return Response(status=status.HTTP_200_OK,data=serialized.data)