Book Image

Django 2 by Example

By : Antonio Melé
Book Image

Django 2 by Example

By: Antonio Melé

Overview of this book

If you want to learn the entire process of developing professional web applications with Django 2, then this book is for you. You will walk through the creation of four professional Django 2 projects, teaching you how to solve common problems and implement best practices. You will learn how to build a blog application, a social image bookmarking website, an online shop and an e-learning platform. The book will teach you how to enhance your applications with AJAX, create RESTful APIs and set up a production environment for your Django 2 projects. The book walks you through the creation of real-world applications, solving common problems, and implementing best practices. By the end of this book, you will have a deep understanding of Django 2 and how to build advanced web applications.
Table of Contents (15 chapters)

Creating a coupon system

Many online shops give out coupons to customers that can be redeemed for discounts on their purchases. An online coupon usually consists of a code that is given to users, valid for a specific time frame. The code can be redeemed one or multiple times.

We are going to create a coupon system for our shop. Our coupons will be valid for clients that enter the coupon in a specific time frame. The coupons will not have any limitations in terms of the number of times they can be redeemed, and they will be applied to the total value of the shopping cart. For this functionality, we will need to create a model to store the coupon code, a valid time frame, and the discount to apply.

Create a new application inside the myshop project using the following command:

python manage.py startapp coupons

Edit the settings.py file of myshop and add the application to the INSTALLED_APPS...