stripe.js

const functions = require("firebase-functions");
const admin = require('firebase-admin');
const axios = require('axios').default;
admin.initializeApp(functions.config().functions);

// you can test with the key
var testKey =
'sk_test_51HjsXiD2Y81WySxcSYZQxWqgom4mPTou65NDgdWwJ8PECjIT98CwUU4vyudP4BpSrZDjp4elhfPXcakUcHQia3bg00zX1RDDdo';

//functions.config().stripe.testkey

exports.stripePayment = functions.https.onCall(async (data, context)=>{
   
  const amount = data.amount;
  const stripe = require('stripe')(testKey);

  return stripe.paymentIntents.create({
    amount: amount,
    currency: 'cad'
  }).then(result => {
    return result;
  }).catch((error) => {
    return console.log(`url Error: ${error}`);
});
})