Book Image

Advanced Node.js Development

By : Andrew Mead
2 (1)
Book Image

Advanced Node.js Development

2 (1)
By: Andrew Mead

Overview of this book

Advanced Node.js Development is a practical, project-based book that provides you with all you need to progress as a Node.js developer. Node is a ubiquitous technology on the modern web, and an essential part of any web developer’s toolkit. If you're looking to create real-world Node applications, or you want to switch careers or launch a side-project to generate some extra income, then you're in the right place. This book was written around a single goal: turning you into a professional Node developer capable of developing, testing, and deploying real-world production applications. There's no better time to dive in. According to the 2018 Stack Overflow Survey, Node is in the top ten for back-end popularity and back-end salary. This book is built from the ground up around the latest version of Node.js (version 9.x.x). You'll be learning all the cutting-edge features available only in the latest software versions. This book delivers advanced skills that you need to become a professional Node developer. Along this journey you'll create your own API, you'll build a full real-time web app and create projects that apply the latest Async and Await technologies. Andrew Mead maps everything out for you in this book so that you can learn how to build powerful Node.js projects in a comprehensive, easy-to-follow package designed to get you up and running quickly.
Table of Contents (17 chapters)
Title Page
Copyright and Credits
Packt Upsell
Contributors
Preface
Index

Deleting a resource – DELETE /todos/:id


In this section, we're going to explore how to remove documents from our MongoDB collections using Mongoose. Then you're going to be responsible for filling out the delete route, which will let someone delete a Todo by the ID.

To get started we're going to duplicate that mongoose-queries file, calling the new file mongoose-remove. Inside of the file we can remove everything below our initial imports. I'm going to highlight everything in the file, including the uncommented-out code, remove it, and we end up with a file that looks like this:

const {ObjectID} = require('mongodb');

const {mongoose} = require('./../server/db/mongoose');
const {Todo} = require('./../server/models/todo');
const {User} = require('./../server/models/user');

Mongoose gives us three methods for deleting our records; the first one lets you delete multiple records.

Todo.remove method

This one is Todo.remove, and Todo.remove works kind of like Todo.find. You pass in a query and that...