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 hereconst WINDOWPROP ...
