public IActionResult Post([FromBody] OrderInputModel inputModel)
{
var paymentMethod = _paymentMethodService.GetById(inputModel.PaymentMethodId);
var payment = _mapper.Map <CreditCard>(inputModel.CreditCard) ?? BankSlip.Create() as Payment;
var address = _addressService.GetById(inputModel.AddressId);
_orderService.ProcessOrder(User.Identity.Name, paymentMethod, payment, address, inputModel.CouponCode);
return(Ok());
}