# How to Build an Ecommerce Shopping Cart with Nodejs?

> Source: https://stagingblog.webnexs.com/how-to-build-an-ecommerce-shopping-cart-with-nodejs/  
> Published: 2019-12-12 · Author: Nandini Ramachandran  
> Before getting into know about building an eCommerce shopping cart with Nodejs. First, let’s learn the basics of Nodejs and its features. Nodejs is open-source and mostly used for building a real-time application on the server-side with the assist of a runtime JavaScript platform. It maintains only V8 Google Chrome Engine and a high-performance application […]

---

Before getting into know about building an eCommerce shopping cart with Nodejs. First, let’s learn the basics of Nodejs and its features.

Nodejs is open-source and mostly used for building a real-time application on the server-side with the assist of a runtime JavaScript platform. It maintains only[V8 Google Chrome Engine](https://www.webnexs.com/blog/the-v8-javascript-engine-in-nodejs/) and a high-performance application environment.

[![Build an Ecommerce Shopping Cart with Nodejs](https://www.webnexs.com/blog/wp-content/uploads/2022/07/webnexs-healess-ecommerce-platform-1024x274.png)](https://www.webnexs.com/headless-ecommerce.php?utm_source=organic&utm_medium=content&utm_campaign=haribabu)

        **Table of Contents**
                [show](#)

        [1
                Essential things for Building API for shopping cart:](#Essential_things_for_Building_API_for_shopping_cart)
        [2
                Ecommerce Shopping Cart with Nodejs](#Ecommerce_Shopping_Cart_with_Nodejs)
        [2.1
                What is Redis?](#What_is_Redis)
        [2.2
                Steps involved in building a shopping Cart With Nodejs](#Steps_involved_in_building_a_shopping_Cart_With_Nodejs)
        [2.2.1
                Step 1:](#Step_1)
        [2.2.2
                Step 2:](#Step_2)
        [2.2.3
                Step 3:](#Step_3)
        [2.2.4
                Step 4:](#Step_4)
        [2.2.5
                Step 5:](#Step_5)
        [2.2.6
                Step 6:](#Step_6)

#### Essential things for Building API for shopping cart:

- Linux System / Ubuntu server for Redis installation

- Nodejs installed

- JavaScript knowledge

- Postman

## Ecommerce Shopping Cart with Nodejs

![Build an Ecommerce Shopping Cart with Nodejs](https://www.webnexs.com/blog/wp-content/uploads/2019/12/How-to-build-an-Ecommerce-Shopping-Cart-with-Nodejs-300x200.jpg)

Let’s dig deeper into the eCommerce shopping cart creation. Here, the Redis Shopping Cart using node and Redis.

#### What is Redis?

Redis is a key-value database server to the data store that can help many goals that differ from a simple database cache to a message stockbroker.

Ecommerce is the most popular one that someone will begin adding items to a basket, then move and come back later. Everyone can purchase anywhere using the eCommerce website. It can save time and effort.

E-commerce with Nodejs to offer us a shopping API. This API could be applied whenever a user needs to add an item to a basket. We can collect the ID in a cookie format and extract the data when the same user again comes back.

### Steps involved in building a shopping Cart With Nodejs

#### Step 1: 

We need to install the [node packages](https://www.webnexs.com/blog/top-10-most-useful-nodejs-packages-for-web-development/)for Redis, express, and body-parser. We can exploit the following comment for the package adding the section.

#### Step 2:

Adding portable and Installing the ExpressJS 4 Snippets add-on in VS Code to instantly build a file called index.js and start typing es4-HelloWorld-example and hit enter.

The next step is creating endpoints.

#### Step 3: 

Then, create a connection file that permits us to connect to Redis. Following this, we can build a new file called Connection.js, add a module. Exports statement.

#### Step 4: 

From the following function line, we can build and connect the new client situation.

If you are using Redis on a server, the listed things not in default

redis.createClient(redis_url[, options])

redis.createClient(port[, host][, options]

redis.createClient([options])

#### Step 5: 

To build a connection with the Redis server and test it. Firstly, import it using the below line and import Redis package as well.

Then write the following code to the ‘/basket/getBasket’ endpoint.

#### Step 6:

Run the code; you can get the following results

After writing out the above code, open the postman and create a post request.

[Contact us](https://www.webnexs.com/contact-us.php?utm_source=organic&utm_medium=content&utm_campaign=haribabu) if you want to build an ecommerce shopping cart solution with Nodejs**.**

[Get built your Ecommerce shopping cart with Headless Solution!!!](https://www.webnexs.com/headless-ecommerce.php?utm_source=organic&utm_medium=content&utm_campaign=haribabu)