internship_node/day10/routes/index.js

var express = require("express");
var router = express.Router();
const QRCode = require("qrcode");

/* GET home page. */
router.get("/", function (req, res, next) {
  res.render("index", { title: "Express" });
});

router.get("/code", async function (req, res, next) {
  const code = Math.random().toString(36).substring(2, 8); // random code
  const qrUrl = `/api/v1/code/${code}?amount=1&service=software%20service`;
  const qrData = await QRCode.toDataURL(
    `http://localhost:${process.env.PORT || 3000}${qrUrl}`
  );
  res.render("code", {
    qrData,
    qrUrl: `http://localhost:${process.env.PORT || 3000}${qrUrl}`,
  });
});

module.exports = router;