Prerequisites
Complete the following tasks before you start the integration:- Create a Cashfree Merchant Account.
- Log in to the Merchant Dashboard and generate an App ID and Secret Key. Learn how to generate API keys.
- Use Cashfree React Native SDK version 2.4.0 or above. Get it from npm.
- Set your Android application’s
minSdkVersionto API level 19 or higher. - Set your iOS minimum deployment target to 10.3 or higher.
Step 1
Step 2
Step 3
Step 1: Create an order Server-side
Create an order from your backend server before you process any payment.API request for creating an order
Here’s a sample request for creating an order using your desired backend language. Cashfree offers backend SDKs to simplify the integration process.order_id and payment_session_id that you need for subsequent steps.
You can view the complete API request and response for /orders in the Create Order API.
Step 2: Open the payment page Client-side
After you create the order, open the payment page so the customer can provide payment details.1. Set up the SDK
The React Native SDK is hosted on npm. You can get the SDK 2.4.0. The React Native SDK supports Android SDK version 19 and above and iOS minimum deployment target of 10.3 and above. Install the SDK in your React Native project:iOS configuration
To provide UPI payments on iOS, add the following to your application’sinfo.plist file:
2. Select a payment method
The Element SDK supports the following payment methods:- Card
- Net banking
- UPI Intent
3. Complete the payment
To complete the payment, follow these steps:- Set up the payment callback.
- Create a
CFSessionobject. - Create the payment object for the selected payment method.
- Initiate the payment using
makePayment().
Set up the payment callback
The SDK exposes aCFCallback interface to receive callbacks from the SDK once the payment flow ends. The callback supports two methods:
Create a session
TheCFSession object holds the session context for the payment. It accepts the payment_session_id and order_id obtained from Step 1, and the Cashfree environment (CFEnvironment.SANDBOX or CFEnvironment.PRODUCTION).
Create a payment object
The SDK provides a dedicated payment class for each supported payment method. Build only the object that corresponds to the payment method your customer has selected. Card objects can be of two types:Card for a new card payment, and SavedCard for a previously saved instrument.
- Card
- Saved card
- Net banking
- UPI Intent
Initiate the payment
CallmakePayment() to open the Cashfree payment flow for the selected method. Pass the payment object you created in the previous step (CFCardPayment, CFNBPayment, or CFUPIPayment).
doCardPayment() is deprecated. Use makePayment() for card, net banking, and UPI Element payments.Sample code
The following example shows a complete integration, including session creation, payment object setup for each method, and payment initiation.Element checkout sample
Element checkout sample
Sample GitHub code
You can explore a working integration example on GitHub: GitHub sample Sample UPI Test APKStep 3: Confirm the payment Server-side
After the SDK delivers a callback viaonVerify, confirm the payment status from your backend before taking any action. The SDK callback signals only that the payment flow has ended. It does not guarantee a successful payment.
To verify an order you can call our /pg/orders endpoint from your backend. You can also use our SDK to achieve the same.
order_status is PAID.Testing
After you integrate a payment method, verify that it behaves as expected. Follow these steps to test:- Trigger a payment using each method you have integrated.
- Confirm that the SDK opens the correct payment screen for the method (Cashfree’s hosted card or net banking screen, or the selected UPI app).
- Confirm that
onVerifyoronErroris called when the payment flow ends.
Error codes
To confirm the error returned in your React Native application, you can view the error codes exposed by the SDK.Show error codes
Show error codes
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