def detalle_promocion(request, pk):
"""
Retrieve, update or delete a code snippet.
"""
try:
promocion = Promocion.objects.get(pk=pk)
except Promocion.DoesNotExist:
return HttpResponse(status=404)
if request.method == 'GET':
serializer = PromocionSerializer(promocion)
return JSONResponse(serializer.data)
elif request.method == 'PUT':
data = JSONParser().parse(request)
serializer = PromocionSerializer(promocion, data=data)
if serializer.is_valid():
serializer.save()
return JSONResponse(serializer.data)
else:
return JSONResponse(serializer.errors, status=400)
elif request.method == 'DELETE':
promocion.delete()
return HttpResponse(status=204)
def lista_promociones(request):
"""
List all code restaurante, or create a new snippet.
"""
if request.method == 'GET':
promocion = Promocion.objects.all()
serializer = PromocionSerializer(promocion, many=True)
return JSONResponse(serializer.data)
elif request.method == 'POST':
data = JSONParser().parse(request)
serializer = PromocionSerializer(data=data)
if serializer.is_valid():
serializer.save()
return JSONResponse(serializer.data, status=201)
else:
return JSONResponse(serializer.errors, status=400)