Book Image

Odoo 12 Development Cookbook - Third Edition

By : Parth Gajjar, Alexandre Fayolle, Holger Brunn, Daniel Reis
Book Image

Odoo 12 Development Cookbook - Third Edition

By: Parth Gajjar, Alexandre Fayolle, Holger Brunn, Daniel Reis

Overview of this book

Odoo is a powerful framework known for rapid application development. Its latest release, Odoo 12, introduces tons of new features. With this book, you’ll learn how to develop powerful Odoo applications from scratch, using all the latest features. This Odoo cookbook starts by covering Odoo installation and deployment on the server. Next, you’ll explore the Odoo framework with real-world examples. You’ll create a new Odoo module from the ground up and progress to advanced framework concepts. You’ll also learn how to modify existing applications, including Point of Sale (POS). This book is not just limited to backend development; the advanced JavaScript recipes for creating new views and widgets will help you build beautiful UI elements. As you move forward, you’ll gain insights into website development and become a quality Odoo developer by studying performance optimization, debugging, and automated tests. Finally, you’ll learn the latest concepts like multi-website, In-App Purchasing (IAP), Odoo.sh, and IoT Box. By the end of the book, you’ll have all the knowledge you need to build powerful Odoo applications. The development best practices used in this book will undoubtedly come handy when you are working with the Odoo framework.
Table of Contents (26 chapters)

Accessing grouped data

When you want data for statistics, you often need it in a grouped form, such as a monthly sales report, or a report that shows sales per customer. It is time-consuming to search records and group them manually. In this recipe, we will explore how you can use the read_group() method to access grouped data.

How to do it...

The read_group() method is widely used for statistics and smart stat buttons. Let's assume you want to show the number of sales orders on the partner form. This can be done by searching sales orders for a customer and then counting the length:

# in res.partner model
so_count = fields.Integer(compute='_compute_so_count', string='Sale order count')

def _compute_so_count...