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Napas card Redirect Component

Add Napas card to an existing Components integration.

If you are using Android Components v5.0.0 or later:

This payment method requires no additional configuration.

Follow the Components integration guide and use the following module and Component names:

To import the module: instant
To launch and show the Component: InstantPaymentComponent

If you have an existing Android Components integration, you can use our Redirect Component to redirect the shopper to the Napas card app or website where they can complete the payment.

When making an Napas card payment, you need to:

Include Napas card in the list of available payment methods.
Handle the redirect.

Requirements

Requirement	Description
Integration type	Make sure that you have built an Advanced flow Android Components integration.
Setup steps	Before you begin, add Napas card in your Customer Area.

Show Napas card in your payment form

Include Napas card in the list of available payment methods. You do not need to collect any information from the shopper in your payment form.

Specify in your /paymentMethods request:
- countryCode: VN
- amount.currency: VND
- amount.value: The value of the payment.

The response contains paymentMethod.type: momo_atm.

We provide logos for Napas card which you can use on your payment form. For more information, refer to Downloading logos.

Make a payment

When the shopper proceeds to pay, you need to:

From your server, make a /payments request, specifying:
- paymentMethod.type: Set this to momo_atm.
- returnUrl: URL to where the shopper should be redirected back to after they complete the payment. Get this URL from the Component in the RedirectComponent.getReturnUrl(context).
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In the  /payments response, note the `action` object. This contains the information needed to redirect the shopper.
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Pass the action object to your client app.

Handle the redirect

Use the Redirect Component to redirect the shopper to Napas card.
After the shopper returns to your app, make a POST /payments/details request from your server, providing:
- details: The actionComponentData.details object from the Redirect Component.

You receive a response containing:

resultCode: Use this to present the payment result to your shopper.
pspReference: Our unique identifier for the transaction.

Present the payment result

Use the resultCode that you received in the /payments/details response to present the payment result to your shopper.

The resultCode values you can receive for Napas card are:

resultCode	Description	Action to take
Authorised	The payment was successful.	Inform the shopper that the payment has been successful.
Cancelled	The shopper cancelled the payment while on Napas card or NAPAS's website.	Ask the shopper whether they want to continue with the order, or ask them to select a different payment method.
Pending or Received	The shopper has completed the payment but the final result is not yet known.	Inform the shopper that you have received their order, and are waiting for the payment to be completed. To know the final result of the payment, wait for the AUTHORISATION webhook.
Refused	The payment was refused by the shopper's bank.	Ask the shopper to try the payment again using a different payment method.

If the shopper closed the browser and failed to return to your website, wait for webhooks to know the outcome of the payment. The webhooks you can receive for Napas card are:

eventCode	success field	Description	Action to take
AUTHORISATION	false	The transaction failed.	Cancel the order and inform the shopper that the payment failed.
AUTHORISATION	true	The shopper successfully completed the payment.	Inform the shopper that the payment has been successful and proceed with the order.
OFFER_CLOSED	true	The shopper did not complete the payment.	Cancel the order and inform the shopper that the payment timed out.

Test and go live

To test Napas card payments, select any bank from the list and use the following test cards and credentials:

Scenario	Card name	Card number	Expiry	One-time password
Successful	Nguyen Van A	9704000000000018	03/07	otp
Card blocked	Nguyen Van A	9704000000000026	03/07	otp
Insufficient funds	Nguyen Van A	9704000000000034	03/07	otp
Amount exceeded limit	Nguyen Van A	9704000000000042	03/07	otp

Check the status of Napas card test payments in your Customer Area > Transactions > Payments.

Before you can accept live Napas card payments, you need to submit a request for Napas card in your live Customer Area.