A Shopping Cart using REST API in python with flask and mongoDB, performs CRUD(Create, Read, Update and Delete) operations on a cart.

• MongoDB : To create and maintain database
• Postman App : To make requests to API from client side
• Python(3.7) or (any python3 version): To create the API

• MongoDB Community Version (5.0.1) : https://www.mongodb.com/try/download/community
• Postman : https://www.postman.com/downloads/
• Python (3.7) : https://www.python.org/downloads/

• flask : To work with flask framework in python
• pymongo : To work with MongoDB database from python

• Create and/or Add items to cart
• Get items in cart
• Update price, quantity for item in cart
• Remove specific item from cart
• Empty cart

By performing this operation, if the collection/table doesn't exist in MongoDB, than it will create the collection and add item to the cart, else if the collection already exists, then it will add item to existig cart.

• EndPoint : localhost:5000/carts
• Methods : POST
• form_data : "name", "price", "quantity"

This operation allow you to get all the items present in the cart

• EndPoint : localhost:5000/carts
• Methods : GET

• This operation allow you to update name of item present in the cart by providing item id.
• EndPoint : localhost:5000/carts/name/{item_id}
• Methods : PUT
• form_data : "price", "quantity"

• This operation allows you to remove specific item from cart by providing its item id.
• EndPoint : localhost:5000/carts/{item_id}
• Methods : DELETE

• This operation allows you to empty your cart by removing all items in the cart.
• EndPoint : localhost:5000/carts
• Methods : DELETE