Kotlin and Android Development featuring Jetpack

Create a ViewModel (Pick Players)

View models as a concept aren’t an exclusively Android-focused idea; plenty of other languages/frameworks/platforms have the concept of a view model in one way or another. In a general sense, a view model holds UI-related data for a given view. This way, the UI can focus on what to display while the view model handles how you get that data.

With Jetpack, ViewModel is a specific class we can use to handle UI data for view components, in our case the Fragment classes. A ViewModel may also contain LiveData, which will automatically send updates to a UI controller whenever the data changes. Since ViewModel classes are life-cycle aware, they only send LiveData over when a given Fragment (or Activity) is currently ...