formkeep-stripe-checkout-1.js

// formkeep-stripe-checkout.js on webtask.io

// Load NPM dependencies (specified in the settings)
const webtask = require('webtask-tools');
const express = require('express');
const axios = require('axios');

// Initialize an express app
const app = express();

// Add a single endpoint at the root, to handle the request
app.post('', (req, res) => {
  // Grab FormKeep URL from secrets (added in settings)
  const formkeepUrl = req.webtaskContext.secrets.formkeepUrl;
  // Standard header to post JSON to the FormKeep endpoint
  const formkeepHeaders = { "Content-Type": "application/json" };
  // Some sample data to post for now 
  const formkeepData = {
    email: 'test@example.com',
    amount: `$10`,
  };

  // Post the data to FormKeep using axios
  return axios.post(formkeepUrl, formkeepData, { headers: formkeepHeaders })
  .then(function() {
    // If it succeeds, redirect to the FormKeep thank you page
    // (you can then add a different page to thank your donors)
    res.redirect(301, `https://formkeep.com/thanks?h=Thanks&s=Your donation was received`);
  })
  .catch(function(err) {
    // If it fails, redirect to the FormKeep thank you page
    // (but with an error message)
    console.error(err);
    res.redirect(301, `https://formkeep.com/thanks?h=Sorry&s=Your payment couldn't be processed`);
  });
});

// Use webtask helpers to export the express app as webtask serverless function
module.exports = webtask.fromExpress(app);