How to Build a Simple Todo App with Create React App, Redux Saga, and Firebase

Sep 20, 2022 | Programming

If you’re looking to save your thoughts and tasks effectively, building a Todo app is an excellent way to sharpen your programming skills. In this guide, we’ll walk you through the creation of a Todo app using Create React App, React Redux, Redux Saga, and Firebase. Let’s embark on this coding journey!

Technology Stack

  • Create React App
  • React Redux
  • React Router
  • React Router Redux
  • Redux Saga
  • Redux Devtools Extension for Chrome
  • Firebase SDK with OAuth authentication
  • Immutable.js
  • Reselect
  • SASS

Quick Start

Begin by cloning the repository and running the app locally:

shell
$ git clone https://github.com/r-park/todo-redux-saga.git
$ cd todo-redux-saga
$ npm install
$ npm start

Deploying to Firebase

Prerequisites

Before we dive into deployment, ensure you have:

Configure the App with Your Project-Specific Details

You’ll want to edit the .firebaserc and firebaseConfig.js files within your app:

json
.firebaserc  
{
  "projects": {
    "default": "your-project-id"
  }
}

javascript
src/firebaseConfig.js
export const firebaseConfig = {
  apiKey: "your-api-key",
  authDomain: "your-project-id.firebaseapp.com",
  databaseURL: "https://your-project-id.firebaseio.com",
  storageBucket: "your-project-id.appspot.com"
};

Install Firebase Tools

To deploy your app, you first need to install Firebase tools:

shell
$ npm install -g firebase-tools

Build and Deploy the App

Now, we can build the app and deploy it:

shell
$ npm run build
$ firebase login
$ firebase use default
$ firebase deploy

NPM Commands

Here’s a brief overview of some useful npm commands you can use in your project:

Script Description
npm start Start webpack development server @ localhost:3000
npm run build Build the application to the .build directory
npm test Test the application; watch for changes and retest

Troubleshooting

If you encounter any issues during your development or deployment process, here are a few common troubleshooting tips:

  • Ensure your Firebase project is correctly configured with the right authentication providers.
  • Double-check that the API key and project IDs are correctly entered in your configuration files.
  • Verify if your internet connection is stable when trying to deploy.

For more insights, updates, or to collaborate on AI development projects, stay connected with fxis.ai.

Conclusion

At fxis.ai, we believe that such advancements are crucial for the future of AI, as they enable more comprehensive and effective solutions. Our team is continually exploring new methodologies to push the envelope in artificial intelligence, ensuring that our clients benefit from the latest technological innovations.

Understanding the Code: An Analogy

Imagine building your Todo app as if you are constructing a library. Each book is a task that needs to be checked out and completed. Using React is like organizing the library shelves. It efficiently manages the display of books (tasks) for visitors (users) to choose from. On the other hand, Redux is like the library’s catalog system; it keeps track of all available books out there and their statuses (completed or pending). Meanwhile, Redux Saga is your library assistant, orchestrating what happens when a user decides to check out or return a book—making sure everything runs smoothly without confusion.

Happy Coding!

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