Book Image

Next.js Quick Start Guide

By : Kirill Konshin
Book Image

Next.js Quick Start Guide

By: Kirill Konshin

Overview of this book

Next.js is a powerful addition to the ever-growing and dynamic JavaScript world. Built on top of React, Webpack, and Babel, it is a minimalistic framework for server-rendered universal JavaScript applications. This book will show you the best practices for building sites using Next. js, enabling you to build SEO-friendly and superfast websites. This book will guide you from building a simple single page app to a scalable and reliable client-server infrastructure. You will explore code sharing between client and server, universal modules, and server-side rendering. The book will take you through the core Next.js concepts that everyone is talking about – hot reloading, code splitting, routing, server rendering, transpilation, CSS isolation, and more. You will learn ways of implementing them in order to create your own universal JavaScript application. You will walk through the building and deployment stages of your applications with the JSON API,customizing the confguration, error handling,data fetching, deploying to production, and authentication.
Table of Contents (9 chapters)

Analytics

No big project can live without gathering analytical information about their users, their habits and sources, and so on. A world leader in this field is Google Analytics, so let's create a simple integration between Next.js and this great product.

First, you need to create a project in Google Analytics and copy the ID:

We start with packages:

$ npm install next --save-dev
$ npm install react react-dom react-ga --save

Next, let's create a HOC for pages that require analytics:

import React from "react";
import Router from 'next/router';
import ReactGA from 'react-ga';

const GA_TRACKING_ID = '...'; // paste your ID here
const WINDOWPROP = '__NEXT_GA_INITIALIZED__';
const debug = process.env.NODE_ENV !== 'production';

export default (WrappedComponent) => (class WithGA extends React.Component {

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