def post(self, request, *args, **kwargs):
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
payment = Payment()
try:
payment.contract = Contract.objects.get(
id=serializer.data['contract'])
except:
return Response("Contract don't exists.")
payment.payment_amount = serializer.data['payment_amount']
payment.save()
headers = self.get_success_headers(serializer.data)
return Response(serializer.data,
status=status.HTTP_201_CREATED,
headers=headers)
