Next.js has a lot of nice examples on their Github. We want to look at the most common situation first: when the user voluntarily signs out of the application. If it's undefined, the user is no longer signed out. I created a simple demo page to show how we can use the Cookie to verify the authentication. Good question! What have we done so far? Authentification is one of the most used features of any web app, that developers had for years to implement by themselves. Grab thesignOut()function fromuseAuth()and add it to a button or a link. Of course, the above is not everything MakerKit can provide for you, but it should be enough to get your SaaS started. In this example, they are only showing how to use authentication on the client-side. Now you need to choose the sign-in method to use. We're going to build a simple Next.js app which consist of index page ( index.ts) and few pages in app/ folder. As always, If you see any issues in my solution or if you have some interesting additions to it, feel free to comment below! that the functionality might change in backward-incompatible ways. signInWithEmailAndPassword does exactly what its name says. Currently you must be on the canary release of Next for this approach to work ( yarn add next@canary ). In our pages/api/auth.js file, we will handle the incoming POST request and check for the validity of the Firebase IDToken. Before you get started deploying your Next.js app to Firebase, first review If your app includes dynamic server-side logic, the CLI deploys that I hope I can help someone out with this solution. First, we begin by importing the auth and github objects from our ~/plugins/firebase.js and then we setup our user state object and mutator. When some of your data is rendered based on client-side calls, there is a big chance that Facebook will have trouble crawling your application. At this point, we need to declare a component that can wrap a protected route. JavaScript Tips for Visualforce Developers, Angular,Node:Using Resource Timing API to get API timing information, Face Tracking With JavaScript on the Browser (Mobile or Desktop), https://github.com/ThomasSwolfs/nextjs-firebase-auth-ssr-example, Manage the Firebase authentication with a session cookie, Set up an authentication API endpoint, which will provide a cookie from the server-side. for the local testing, you can add the keys to your .env.local file : P.S : dont forget to add the .env.local file to your .gitignore if you commit to Github. then in _app.js add the user context created : This will be the page that you will be redirected to if the signup is successful : To sign in, sign out or sign up to your app, firebase authentification provides out-of-the box methods: Add these functions given by firebase to useFirebaseAuth.js under lib: Dont forget to update your default value with these functions in your context file. Luckily in the last years many services offer a simpler implementation of authentification (oAuth, passport.js, supabase, ) , and firebase is certainly on of the most used and most simple to implement. Make sure you go into the Authentication tab in the Console, go to "Sign-in method", and enable "Email/Password", Add your service account (Admin) credentials to the project. Using Next.js Image Optimization Now we can extend the Sign Up page to include the oAuth provider sign-up buttons. It comes with a bunch of awesome features like file system routing, typescript support, image optimization, code-splitting & bundling, etc, which are pretty useful for any developer. // using the configuration that we defined above, // make sure we're not using IndexedDB when SSR, // as it is only supported on browser environments, // called multiple times on page navigations, // combining the local emulator host with the Auth port, "../lib/hooks/useSignUpWithEmailAndPassword", props: React.PropsWithChildren<{ Let's install some dependencies that are handy to work with React and Firebase. If you enjoy reading this article, you can sign up for our Newsletter: you can receive more content like this post. It's a PostgreSQL database . This is not required, but I would argue it's a good practice for a couple of reasons: Let's create a file named configuration.ts in the root project, and export an object containing our environment variables: We can simplify importing this file by setting up a custom path using our tsconfig.json file: By adding the paths object, we can now import the configuration from any file in the project in the following way: It's time to get into the building phase of this post. Are you sure you want to create this branch? Installing the Firebase Emulators In case you have not yet created a Firebase project After the Installation Completes Adding the Emulators to the Next.js App Running the Emulators Importing an Emulator Snapshot Exporting the current Emulator snapshot Adding the Auth Emulator Firebase is a cloud backend platform backed by Google Cloud. we cover all the best practices for react hooks, react auth context, authentication, routes, modals, state, styling, responsive web app development and learn how we can implement all the crud. When including Firebase JS SDK methods in both server and client bundles, guard If you are interested in using SSR with your SaaS, let's address the elephant in the room. steveruizok / .env.local Last active last month Star 3 Fork 0 Next.js SSR firebase auth Raw .env.local Raw auth-client.ts // /lib/auth-client.ts import router from "next/router" import firebase from "./firebase" async function clearUserToken() { var path = "/api/logout" Because of this, image optimization and Hosting preview channels dont Which could perfectly fit your use case. Using an environment file can make it possible to swap the values depending on which environment we're running. Open the JSON file that downloads. I am a full-time technical SAP Consultant with a passion for technology. In this section, we set up your Next.js application with Firebase Auth. To do this, go to the Firebase Console > open your project > click the gear icon > Project Settings > Service Accounts > click Node.js > Generate new private key. We'll start by setting up the Firebase project. Next.js redirect, rewrite, or header cannot be converted to an equivalent After initializing Firebase, you can serve static content with the standard If it returns successfully with anauthUser, then you can redirect the user accordingly. Next Firebase Ssr 219. Feel free to follow along with the YouTube tutorial here and check out the live website hosted on Vercel here. When the state changes, format the user depending on your needs, and, finally, set it to your authUser variable. All you need to know, for now, is that it is a simple hook that helps us manage the state of a request, similar to a state machine. For the sake of this article, we create only one single environment file, but you should be aware that this is a possibility. In the `signIn method, we use the methods provided by Firebase to handle the verification of the user credentials. We are repurposing the code so that you can take a piece of MakerKit without purchasing a license. Please fill in the variables above with your project's ones before continuing. Now just copy the credentials somewhere and click the Continue to console button. After users complete the authentication process with Auth0, Auth0 redirects them to your application with an Authorization Code in the query string. serve them with Firebase Hosting. Including authentication check at SSR. next-auth firebase authentication provider Next.js: 10.0.3 TypeScript: 4.1.2 React: 17.0.1 mongoDB: 4.7.0 typegoose: 7.4.5 jsonwebtoken: 8.5.1 js-cookie: 2.2.1 SSR Furthermore, if the user provided a parameter whenSignedOut, we can redirect the user to that page (typically the application's home page) using window.location.assign. Let's buckle up! js allows great developer experience and feasibility to develop robust web apps. We copy the useSignUpWithEmailAndPassword hook, rename it to useSignInWithEmailAndPassword, and replace the function. Or have any questions about the above article? translates them to Firebase settings with zero or minimal extra configuration on The Firebase CLI will detect usage of logic to Cloud Functions for Firebase. Using the Firebase CLI, you can deploy your Next.js Web apps to Firebase and I'm running into some issues with my nextjs app which I had built with static data before hooking up ssr and my firestore database. At this point, we will know the authentication state before the page is rendered. I have been struggling a little to make this work. I want to expand my knowledge in IT and decided to write some articles while doing so. In nuxt.config.js: Go to the Firebase site and click Create a project. Authentication is one of the most compelling reasons for using Firebase for your SaaS. nextjs-firebase-ssr-auth-example Next.js example with firebase authentication. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Choose "Dynamic web hosting with web framework", The authenticated Firebase App name is provided on the route query This page itself obtains data from server side data fetch with firebase-admin and Next.js. An Next.js example repo for building authenticated pages with Firebase Authentication, cookies, and getServerSideProps . But it may be helpful for you to know that we can use SSR with Firebase Authentication. In the Firebase console, open Settings > Service Accounts. This guide means to be as complete as possible: it shows you the complete flow from creating an application to having a fully functioning application. This is because we will handle this ourselves using the cookie that will be set through our API call. They allow us to develop our applications without the need for making external calls (thus keeping our free quota intact), without the risk of excessive bills from bugs while developing, and obviously with much quicker developer feedback. The user is created in Firebase", // An error occurred. In the Firebase CLI, enable the web frameworks preview: Run the initialization command from the CLI and then follow the prompts: Choose your hosting source directory. The issue here is, that I want to be able to retrieve the authentication state of the user. When you share a webpage on Facebook, it will crawl your page and retrieve some preview data to embed inside of the social network. Afterward, we want to use a single configuration file that we can easily import. Setup Firebase As always, If you see any issues in my solution or if you have some interesting additions to it, feel free to comment below! Particularly, the getServerSideProps method. The Firebase Emulators are an essential development tool that allows us to emulate most (if not all) of the Firebase Platform locally. "auth/invalid-api-key", message: "Your API key is invalid, please check you have copied it correctly." ClouFireStore As you may already know, Next.js's router is file-system-based. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page. firebase v9 enableIndexedDbPersistence nextjs pwa. In this section, we set up your Next.js application with Firebase Auth. The complete example can be found at @jitsucom/supabase-nextjs-middleware GitHub repo. Please check out the MakerKit documentation vriad.com/essays/nextjs-firebase-authentication, Authenticated server-side rendering with Next.js and Firebase, Create a Firebase project if you haven't already. You can check for the existence of a cookie with has or remove all cookies with clear. An Next.js example repo for building authenticated pages with Firebase Authentication, cookies, and getServerSideProps. This function will verify the Session Cookie with help of the Firebase SDK: You can find the full code example on GitHub:https://github.com/ThomasSwolfs/nextjs-firebase-auth-ssr-example. Click Generate New Private Key, then confirm by clicking Generate Key. For example, we can create two environments: staging and production. Serve fully dynamic content (SSR) Configure Hosting behavior with next.config.js Using the Firebase CLI, you can deploy your Next.js Web apps to Firebase and serve them with Firebase. We can leverage the components provided by reactfire (the official Firebase library for React) to initialize Firebase on each page. Firebase CLI version 11.14.2 or later. This means that we can retrieve some user-specific data before returning HTML to the client. How to use npm install Set up a firebase project Create an .env file, based on .env example. If you already have a Firebase Project and application, you do not have to go through each step; feel free to skim towards the code. if the Sign In is successful, we are redirected to the logged_in.js page : finally under the context directory, we have AuthUserContext.js : We have now seen how to create a project in Firebase and implement authentication in our project. headers in You may not be using Server-Side Rendering (SSR) for all your pages (for example, your blog or your site home page), but you may want to retain the sign-in state on every page. against runtime errors by checking isSupported() before using the product. Step 1: Create NextJS Application: You can create a new NextJs project using the below command: npx create-next-app gfg Project Structure: So, right now we have a Next Js application named my-awesome-app whose directory structure is shown in the image below: Directory structure Firebase is a Google platform that offers a suite of products aimed to simplify web development , such as : Now, click on thesettings iconright beside Project Overview (in the top left part of your screen). Next.js supports multiple authentication patterns, each designed for different use cases. This allows me to perform all the required calls to my backend or database and to render a static webpage based on data retrieved by these calls. client and server state in sync using cookies. interoperate well together. Do you need a hand setting up the Firebase Emulators locally? In this example, they are only showing how to use authentication on the client-side. We are going to be creating a Firebase Token when the user logs in and then using the Next.js API routes we will be able to check is it is an authorized token with each page request. Next.js gives us a PHP-like functionality in which we can handle server-side logic before rendering the page in the client. If you have followed the guide above, at this point, you already have access to your Firebase project. I decided to use Firebase for my user management and data store. complete, secure, and functional authentication system for your single or multi-tenant SaaS applications. Thats why I put it behind an Environment Variable. m/ t/ xt. Sell and monetize your code by giving private access to your Github repositories using Gumroad, A simple guide to migrating your _app.tsx component to the new Server Components released with Next.js 13, A simple introduction to using Server Components and the new Layouts Folder Structure with Next.js 13. Creating Local Server From Public Address Professional Gaming Can Build Career CSS Properties You Should Know The Psychology Price How Design for Printing Key Expect Future. Hi all, We all know the power of Next. Also, one of my big mistakes trying to make this work, which took me a shameful lot of my time, leaving the path parameter empty. Firebase offers a variety of services, but for this article, we'll focus on Cloud Firestore. And finally, the login functionality! Combined with technologies like Tailwind CSS, Firebase, Stripe and inbuilt Node. Implement User Authentication With Next.js and Firebase | by Jake Prins | Better Programming 500 Apologies, but something went wrong on our end. the CLI process completes, and you can proceed to the next section. Authenticating pages accessed via client side navigation is easy - the Firebase SDK will log users in automatically if they have an account, and private pages can check the currentUser. The full source code is available on Github. The consent submitted will only be used for data processing originating from this website. (required if you plan to use SSR), Optional: use the experimental ReactFire library to benefit from its In this course, we will start from the very basics of Next. UnderGeneral, you can see your app and the configuration. We and our partners use cookies to Store and/or access information on a device.We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development.An example of data being processed may be a unique identifier stored in a cookie. Signing users out can happen as a result of various reasons, such as: In any case, we know that the user is no longer signed-in by using the Firebase SDK, which emits a callback with an undefined user object. For this, we use a custom hook we call useSignUpWithEmailAndPassword. In this tutorial I will go over how to set up server-side authentication for an application using Firebase Auth and Next.js. At MakerKit, we think this is what a modern website should be like. There are two ways for protecting your pages and allowing only authenticated users to access them: Truthfully, they both play an essential role, and the best way to protect your pages is to employ both strategies. This helps with obvious things like SEO, but also for sharing webpages to social media for example. signInWithEmailAndPassword : for signing in with email and password. We use the terminal and run the following command (with either npm or yarn): This command should prompt you for the application name; of course, choose what seems the most suitable to you. Admin SDK bundles will fail if included in your browser build; refer to them vercel/next.js This example includes Firebase authentication and serverless API routes. If they are correct, redirect the user, and, if not, display the correct error message. Firebase Hosting header, it falls back and builds a functioneven if you Next to that, I like the fact that my end-users arent able to look around in my API calls. It would be similar to #2, but you wouldn't have to implement an entire express server. In this article, I will show step by step how I ended up with my solution. We split this guide into multiple smaller articles for each topic. Are you considering purchasing a MakerKit license? Next.js is a hybrid framework on top of React, which enables static and server-side rendering. . Specifically, there is an example including Firebase authentication: This is a nice example of how to use Firebase authentication, but I was always missing a part here. We place all the Next.js routes within the folder named pages: all the Typescript files within this folder become public-facing routes. This upgrade does not require any migrationyour existing client SDK and admin SDK code will continue to work as before, and you'll gain immediate access to features such as enhanced logging and enterprise-grade . your part. In my opinion, this is a great library to get a React-based application up and running.I was just struggling with the authentication of my application. Firebase is a set of tools developed by Google to help with all of the complexities found in building web applications. Save and categorize content based on your preferences. The hardest part of this entire Lighthouse performance audit was getting Firebase to load. createUserWithEmailAndPassword : for signing up with email and password. If you are using a common back-end service for processing and data storage (say, Firebase), the data request is made inside the same data center and is extremely fast. Use the Cookie inside of the getServerSideProps method. We will zoom in at the utils/auth.js file: First of all, we will set the persistence of the Firebase authentication to None. One of my other stories explains this in detail: Im using email authentication in my example. Create lib/firebase.js to connect to Firebase using your credentials: arent using image optimization or SSR. We now create a new hook named useSignInWithProvider, so we can abstract the process of calling the Firebase SDK and make it hooky: The custom hook above returns an array with two elements, as defined previously. js and then take a step forward to Learn how Makerkit can help boost your SaaS SEO thanks to its optimized codebase and SEO-friendly features. js API, Next. You may not care about this part, so feel free to skip it. Then, inspired by MakerKit's codebase, we're going to build a hyper minimal Next.js application that can authenticate users using multiple providers, such as Email + Password, Facebook, Google, Twitter (or any other provider supported by Firebase). First, we want to install firebase globally using: Now, let's add the client-side dependencies: NB: for this blog post, we're going to use Typescript. Because of this, I can no longer use the Context API to pass user information to pages with SSR due to the useContext hook not being able to be called inside of getServerSideaProps. Download and open the JSON file containing your service account. Now you need to choose the sign-in method to use. In this call, we provide the IDToken we received from Firebase. We can use a long-lived side-effect that can determine whether the user is currently signed in or not. In this guide, you can learn how to build and deploy a secure authentication system for any SaaS application. respective equivalent Firebase Hosting configuration at deploy time. Authentication and SSR. After a successful sign-in, we perform a POST call provided by our Next.js API. Auth0 will handle all the required authentication and authorization logic (sign-up, sign-in, MFA, consent, and so on). Update November 19, 2020: A bug has been fixed where the Firebase tokens would expire after an hour without being refreshed. Therefore, we need to create a listener that lasts for the entire length of the user session. 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