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Full-Stack Web Development with Go

You're reading from   Full-Stack Web Development with Go Build your web applications quickly using the Go programming language and Vue.js

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Product type Paperback
Published in Feb 2023
Publisher Packt
ISBN-13 9781803234199
Length 302 pages
Edition 1st Edition
Languages
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Authors (2):
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Nick Glynn Nick Glynn
Author Profile Icon Nick Glynn
Nick Glynn
Nanik Tolaram Nanik Tolaram
Author Profile Icon Nanik Tolaram
Nanik Tolaram
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Toc

Table of Contents (21) Chapters Close

Preface 1. Part 1: Building a Golang Backend
2. Chapter 1: Building the Database and Model FREE CHAPTER 3. Chapter 2: Application Logging 4. Chapter 3: Application Metrics and Tracing 5. Part 2:Serving Web Content
6. Chapter 4: Serving and Embedding HTML Content 7. Chapter 5: Securing the Backend and Middleware 8. Chapter 6: Moving to API-First 9. Part 3:Single-Page Apps with Vue and Go
10. Chapter 7: Frontend Frameworks 11. Chapter 8: Frontend Libraries 12. Chapter 9: Tailwind, Middleware, and CORS 13. Chapter 10: Session Management 14. Part 4:Release and Deployment
15. Chapter 11: Feature Flags 16. Chapter 12: Building Continuous Integration 17. Chapter 13: Dockerizing an Application 18. Chapter 14: Cloud Deployment 19. Index 20. Other Books You May Enjoy

Integration of the feature flag

After we have installed the feature flag server, we want to start using it in our application. In this section, we will look at integrating the feature flag to enable/disable certain user interface elements in the frontend and to call only the backend services from our server that are enabled.

Web application

The sample app we are going to use can be found inside the chapter11/frontend-enable-disable folder; the sample app demonstrates how to use the feature flag to enable/disable the user interface button. Open the terminal and change into the chapter11/frontend-enable-disable directory to run the web app as follows:

npm install
npm run dev

The commands will install all the necessary packages and then run the web app. Once the command completes, open your browser and type http://localhost:3000 in the address bar. You will see the web app shown in Figure 11.5.

Figure 11.5: The initial view of the web app using the feature flag

Figure 11.5: The initial view of the web app using the...

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