PayPal.Api.Payment.Create C# (CSharp) Method

        public Payment Create(APIContext apiContext)
        {
            return Payment.Create(apiContext, this);
        }

        public ActionResult CreatePurchase(PurchaseInfo purchaseInfo)
        {
            try
            {
                string action = "Index";

                var payer = new Payer
                {
                    payment_method = "credit_card",
                    funding_instruments = new List<FundingInstrument>(),
                    payer_info = new PayerInfo
                    {
                        email = "*****@*****.**"
                    }
                };

                var creditCard = new CreditCard();

                if (!string.IsNullOrEmpty(purchaseInfo.CreditCardId))
                {
                    payer.funding_instruments.Add(new FundingInstrument()
                    {
                        credit_card_token = new CreditCardToken()
                        {
                            credit_card_id = purchaseInfo.CreditCardId
                        }
                    });
                }
                else
                {
                    creditCard = new CreditCard()
                    {
                        billing_address = new Address()
                        {
                            city = "Orlando",
                            country_code = "US",
                            line1 = "123 Test Way",
                            postal_code = "32803",
                            state = "FL"
                        },
                        cvv2 = purchaseInfo.CVV2,
                        expire_month = purchaseInfo.ExpMonth,
                        expire_year = purchaseInfo.ExpYear,
                        first_name = purchaseInfo.FirstName,
                        last_name = purchaseInfo.LastName,
                        number = purchaseInfo.CreditCardNumber,
                        type = Common.GetCardType(purchaseInfo.CreditCardNumber)
                    };

                    payer.funding_instruments.Add(new FundingInstrument()
                    {
                        credit_card = creditCard
                    });
                }

                if (!purchaseInfo.IsRecurring)
                {
                    var transaction = new Transaction
                    {
                        amount = new Amount
                        {
                            currency = "USD",
                            total = purchaseInfo.Amount.ToString()
                        },
                        description = "Featured Profile on ProductionHUB",
                        invoice_number = Common.GetRandomInvoiceNumber()
                    };

                    var payment = new Payment()
                    {
                        intent = "sale",
                        payer = payer,
                        transactions = new List<Transaction>() { transaction }
                    };

                    var createdPayment = payment.Create(apiContext);
                    TempData["info"] = createdPayment.id;

                    if (createdPayment.state == "approved")
                    {
                        action = "Completed";
                    }
                    else
                    {
                        action = "Rejected";
                    }
                }
                else
                {
                    var agreement = new Agreement()
                    {
                        name = "Basic profile",
                        description = "Monthly basic profile in perpetuity",
                        payer = payer,
                        plan = new Plan { id = purchaseInfo.BillingPlanId },
                        start_date = DateTime.UtcNow.AddDays(1).ToString("u").Replace(" ", "T"),
                    };

                    var createdAgreement = agreement.Create(apiContext);

                    TempData["info"] = createdAgreement.create_time;

                    TempData["success"] = "Recurring agreement created";
                }

                if (purchaseInfo.SavePaymentInfo)
                {
                    creditCard.external_customer_id = customerId;
                    creditCard.Create(apiContext);
                }

                return RedirectToAction(action);

            }
            catch (Exception exc)
            {
                TempData["error"] = exc.Message;
            }

            ViewBag.Cards = CreditCard.List(apiContext, externalCustomerId: customerId);
            ViewBag.Plans = plans;
            AddPaymentDropdowns();
            return View();
        }