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Understanding Redux: A Beginner's Guide To State Management

Gain insights into Redux fundamentals, explore application-based problems, and discover how to effectively manage state in React environments with this beginner's guide to state management.

Beginner

92 Lessons

12h

Certificate of Completion

Gain insights into Redux fundamentals, explore application-based problems, and discover how to effectively manage state in React environments with this beginner's guide to state management.

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Explanations

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This course includes

18 Playgrounds

8 Quizzes

Course Overview

Course Content

Recommendations

Course Overview

This course is a beginner's gateway into the mechanics of using Redux as an application building platform. It takes a bottom-up approach, enforcing the basic aspects of Redux before incorporating them together in a creative and interactive way. It begins with a short theoretical section before moving on to application based problems. The course does assume that the user has a basic idea of how React works, as Redux works in the React environment. Let's dive in!

This course is a beginner's gateway into the mechanics of using Redux as an application building platform. It takes a bottom-up ...Show More

Course Content

Getting to know Redux (Theory)

8 Lessons

Get familiar with Redux for managing state in complex JavaScript applications.

Introduction

What is Redux?

Why use Redux?

Explaining Redux to a 5 year Old

Your First Redux Application

13 Lessons

Unpack the core of transitioning a React app to Redux for state management through practical examples.

Introduction

The Structure of the React Hello World Application

Revisiting your Knowledge of Redux

Creating a Redux STORE

The Store and Reducer Relationship

The Reducer

Getting back to the Refactoring Process

The Second createStore Argument

Possible Gotcha

Conclusion and Summary

Introducing Exercises

Exercise: User Card

Exercise Solution

Understanding State Updates with Actions

21 Lessons

Examine Redux actions, reducers, and state updates through practical examples and exercises.

Introduction

What is a Redux Action?

Handling Responses to Actions in the Reducer

Examining the Actions in the Application

Introducing Action Creators

A Quiz on Actions

Bringing Everything Together: Index Files

Bringing Everything Together: Buttons

Bringing Everything Together: Handling Button Clicks

Actions Dispatched. Does this Thing Work?

Making the Reducer Count

Returning the State from the Reducer

Subscribing to Store Updates

Important Note on Using store.subscribe()

Almost Done

Conclusion and Summary

A Quiz in Redux Theory

Exercise 1: Bank Application

Exercise Solution: Bank Application

Exercise 2: Time Counter

Exercise Solution: Time Counter

Building Skypey: A More Advanced Example

5 Lessons

Enhance your skills in planning, designing, and normalizing state for advanced app development.

Introduction

Planning the Application

Resolving the Initial App Layout: Laying Down The Foundation

Resolving the Initial App Layout: The Sidebar

Resolving the Initial App Layout: The Main

Building Skypey: Designing the State Object

11 Lessons

Take a closer look at designing and managing the state object for Skypey.

The State Object

Identifying the Relationships

Restructuring the State Object

The Messages Field

The Major Problem with Using Objects Over Arrays

Preserving the Order in Arrays

Recap on the Design of the State Object

Building the List of Users

Setting up the Store

Logging the State Object

Passing the Sidebar data via Props

Building Skypey: The User Component

7 Lessons

Tackle building user components, optimizing prop management, and refactoring state initialization with multiple reducers.

Building the User Component

You Don’t Have to Pass Down Props

Container and Component Folder Structure

Refactoring to Set Initial State from the Reducer

Reducer Composition

Refactoring Skypey to Use Multiple Reducers

Reducer Composition Revisited

Building Skypey: The Empty Screen

4 Lessons

Practice using components and CSS to build state-driven, dynamic views with Redux.

The Active User

Passing the Props

Javascript Implementation

CSS Implementation

Building Skypey: The Chat Window

4 Lessons

Step through rendering the chat window by dispatching actions and handling active user updates.

Rendering the Active User

Action Dispatch

Dispatch Recognition

Breaking the Chat Window into Smaller Components

Building Skypey: Header and Chat Window

8 Lessons

Walk through integrating header and chat components, dynamic message rendering, and contact deletion.

The Header Component

Building the Header

The Chats Component

Javascript Implementation For Chats

Chats Implementation Explained

Styling the Chat

Exercise: Delete Contact

Exercise Solution

10.

Building Skypey: Messaging

7 Lessons

Go hands-on with creating and managing message input and submission in Redux.

The Message Component

Building Message Input

Final Touches to the Message Input Component

Submitting the Form

Updating the Message State

Retaining Messages in the State

Exercise: Clear Message Field

11.

The Skypey App

4 Lessons

Grasp the fundamentals of building the Skypey app, focusing on efficient state management and enhancing functionality.

Tweak: Scroll Removal for New Messages

Conclusion and Summary

Exercises: Edit and Delete Messages

Exercise Solution

Course Author

Ohans Emmanuel

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