Category

Payment

Version

2.1.0

Last updated

Apr 25, 2024, 10:28:14 AM8 months ago

Klarna plugin for Medusa.js

Receive payments on your Medusa commerce application using Klarna.

Features

  • Authorize payments on orders from any sales channel.
  • Creates Medusa Order on /push callback
  • Retrieve Cart by Klarna Order Id
  • Capture payments from the admin dashboard.
  • Support for Webhooks.

Prerequisites

How to Install

1. Run the following command in the directory of the Medusa backend:

npm

npm install artwerk-payment-klarna

yarn

yarn add artwerk-payment-klarna
2. Set the following environment variables in Copy to clipboard.env:
STORE_CORS=<YOUR_STORE_FRONT_URL>
KLARNA_BACKEND_URL=<YOUR_KLARNA_BACKEND_URL>
KLARNA_URL=<YOUR_KLARNA_URL>
KLARNA_USER=<YOUR_KLARNA_USER>
KLARNA_PASSWORD=<YOUR_KLARNA_PASSWORD>
KLARNA_TERMS_URL=<YOUR_KLARNA_TERMS_URL>
KLARNA_CHECKOUT_URL=<YOUR_KLARNA_CHECKOUT_URL>
KLARNA_CONFIRMATION_URL=<YOUR_KLARNA_CONFIRMATION_URL>
3. In Copy to clipboardmedusa-config.js add the following at the end of the Copy to clipboardplugins array:
const plugins = [
  // other plugins...
  {
    resolve: `medusa-payment-klarna`,
    options: {
      backend_url: process.env.KLARNA_BACKEND_URL,
      url: process.env.KLARNA_URL,
      user: process.env.KLARNA_USER,
      password: process.env.KLARNA_PASSWORD,
      store_cors: process.env.STORE_CORS,
      merchant_urls: {
        terms: process.env.KLARNA_TERMS_URL,
        checkout: process.env.KLARNA_CHECKOUT_URL,
        confirmation: process.env.KLARNA_CONFIRMATION_URL,
      },
    },
  },
];

Test the Plugin

1. Run the following command in the directory of the Medusa backend to run the backend:
npm run start
2. Enable Klarna in a region in the admin. You can refer to this User Guide to learn how to do that. Alternatively, you can use the Admin APIs.
3. Place an order using a storefront or the Store APIs. You should be able to use Klarna as a payment method.

Additional Resources

Build your own plugins

Develop your own plugins with our API to speed up your processes.

Make your plugin available via npm for it to be shared in our Plugin Library with the broader Medusa community.