In this chapter, you will learn how to integrate a third-party e-commerce or shopping API to your web application. You will also learn how to integrate the PayPal pay feature into the products. We will also explore and get introduced to the Shopify application.
In this section, we will develop an Add to Cart feature in our application. A real shopping cart has many features, but for the purpose of our application, we will develop a minimal shopping cart. The features that we are going to develop in this section are as follows: