How to pay online using payfast as payment integration method?

To integrate PayFast as a payment method in an eCommerce application built with Dot Net Core, you can follow these steps:

1. Sign up for a PayFast account and obtain your merchant ID and merchant key.
2. Install the PayFast SDK for Dot Net Core using NuGet Package Manager:

3. dotnet add package PayFast.NetCore
   

4. Configure PayFast settings in your Dot Net Core application, including the merchant ID and merchant key.
5. Implement the payment process in your eCommerce application by creating a controller action to initiate the payment request:

6. public IActionResult InitiatePayment()
   {
       var payFast = new PayFast("YOUR_MERCHANT_ID", "YOUR_MERCHANT_KEY");
       var paymentRequest = new PaymentRequest
       {
           Amount = 100.00m,
           MerchantReference = "ORDER123",
           // Add more payment details as needed
       };
       var paymentUrl = payFast.GetPaymentUrl(paymentRequest);
       return Redirect(paymentUrl);
   }
   

    

7. Handle the payment callback from PayFast to update the order status and complete the transaction.
8. Test the payment integration thoroughly in a sandbox environment before deploying it to production.

By following these steps, you can successfully integrate PayFast as a payment method in your Dot Net Core eCommerce application.