yeet

yeet.js

import Stripe from 'stripe';
import {
  validateCartItems,
  formatLineItems,
} from 'use-shopping-cart/utilities';
import inventory from './data/products.json';

const stripe = new Stripe(process.env.STRIPE_SECRET_KEY, {
  apiVersion: '2020-08-27',
  typescript: false,
});

export default async function handler(req, res) {
  if (req.method.toUpperCase() !== 'POST') {
    return {
      statusCode: 405,
      headers: {
        Allow: 'POST',
      },
    };
  }

  if (req.headers['content-type'] !== 'application/json') {
    return res.status(415).json({
      headers: {
        Accept: 'application/json',
      },
    });
  }

  let cartDetails;
  try {
    cartDetails = JSON.parse(JSON.stringify(req.body));
  } catch (error) {
    return res.status(400).json({
      message: 'Received malformed JSON.',
      error: error.message,
    });
  }

  let line_items;
  try {
    line_items = formatLineItems(cartDetails);
  } catch (error) {
    return res.status(422).json({
      message: 'Some of the items in your cart are invalid.',
      error: error.message,
    });
  }

  let session;
  try {
    session = await stripe.checkout.sessions.create({
      payment_method_types: ['card'],
      billing_address_collection: 'auto',
      shipping_address_collection: {
        allowed_countries: ['DE', 'AT'],
      },
      mode: 'payment',
      success_url: `${process.env.URL}/success.html`,
      cancel_url: process.env.URL,
      line_items,
    });
  } catch (error) {
    return res.status(500).json({
      message: 'While communicating with Stripe, we encountered an error.',
      error: error.message,
    });
  }

  return res.status(200).json({ body: session.id });
}