UPI QR

Parameter NameData TypeMandatoryDescription
merchantOrderIdStringYesUnique order ID generated by merchant
amountlongYesAmount of order in Paisa
contraintsList<InstrumentConstraint>NoDifferent type of constraints that must be applied to the payment
import pkg from '@phonepe-pg/pg-sdk-node';
const { CustomCheckoutClient, Env, MetaInfo, CustomCheckoutPayRequest } = pkg;
import { v4 as uuid } from 'uuid';

const clientId = "<clientId>"; 
const clientSecret = "<clientSecret>"; 
const clientVersion = 1;  //insert your client version here 
const env = Env.SANDBOX;         // change to Env.PRODUCTION when you go live

const client = CustomCheckoutClient.getInstance(clientId, clientSecret, clientVersion, env);

const merchantOrderId = uuid();
const amount = 100;

const metaInfo = MetaInfo.builder()
  .udf1("free-text-")
  .udf2("free-text-value-2")
  .udf3("free-text-value-3")
  .udf4("free-text-value-4")
  .udf5("free-text-value-5")
  .udf6("free-text-value-6")
  .udf7("free-text-value-7")
  .udf8("free-text-value-8")
  .udf9("free-text-value-9")
  .udf10("free-text-value-10")
  .udf11("ref_11")
  .udf12("tag-12")
  .udf13("user@13")
  .udf14("code.14")
  .udf15("val+15")
  .build();

const request = CustomCheckoutPayRequest.UpiQrRequestBuilder()
  .amount(amount)
  .merchantOrderId(merchantOrderId)
  .metaInfo(metaInfo)
  .build();

client.pay(request).then((response) => {
  const qrData = response.qrData;
  console.log("QR Data:", qrData);
});

Extract the qrData from the response received

PropertyTypeDescription
orderIdStringOrder Id created by PhonePe
stateStringState of the order. Initially it will be PENDING.
expireAtLongOrder expire date in epoch
IntentUrlStringIntent url for the amount mentioned
qrDataStringQR Data which will be used to generate the QR
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