Book Image

How to Build Android Apps with Kotlin - Second Edition

By : Alex Forrester, Eran Boudjnah, Alexandru Dumbravan, Jomar Tigcal
Book Image

How to Build Android Apps with Kotlin - Second Edition

By: Alex Forrester, Eran Boudjnah, Alexandru Dumbravan, Jomar Tigcal

Overview of this book

Looking to kick-start your app development journey with Android 13, but don’t know where to start? How to Build Android Apps with Kotlin is a comprehensive guide that will help jump-start your Android development practice. This book starts with the fundamentals of app development, enabling you to utilize Android Studio and Kotlin to get started with building Android projects. You'll learn how to create apps and run them on virtual devices through guided exercises. Progressing through the chapters, you'll delve into Android's RecyclerView to make the most of lists, images, and maps, and see how to fetch data from a web service. You'll also get to grips with testing, learning how to keep your architecture clean, understanding how to persist data, and gaining basic knowledge of the dependency injection pattern. Finally, you'll see how to publish your apps on the Google Play store. You'll work on realistic projects that are split up into bitesize exercises and activities, allowing you to challenge yourself in an enjoyable and attainable way. You'll build apps to create quizzes, read news articles, check weather reports, store recipes, retrieve movie information, and remind you where you parked your car. By the end of this book, you'll have the skills and confidence to build your own creative Android applications using Kotlin.
Table of Contents (24 chapters)
1
Part 1: Android Foundation
6
Part 2: Displaying Network Calls
12
Part 3: Testing and Code Structure
17
Part 4: Polishing and Publishing an App

Uploading an app to Google Play

Once you have an app ready for release and a Google Play Developer account, you can go to the Google Play Console (https://play.google.com/console) to publish the app.

To upload an app, go to the Play Console, click All Apps, and then click Create app. Provide the name of the application and the default language. In the App or game section, set whether it’s an app or game. Likewise, in the Free or paid section, set whether it’s free or paid. Create your store listing, prepare the app release, and roll out the release. We’ll have a look at the detailed steps in this section.

Creating a store listing

The store listing is what users first see when they open your app’s page on Google Play. If the app is already published, you can go to Grow, Store presence, and select Main store listing.

App Details

You will navigate to the App details page. On the App details page, you need to fill in the following fields:

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