Poorly designed presentation models can complicate ViewModel classes, leading to bloated, error-prone code. This post explores different approaches to modeling ViewModel state in Android, starting with plain data classes and enums, moving to sealed interfaces, and ultimately proposing a method that combines data classes and
Table of contents
Approach 1: Plain Data ClassApproach 2: Sealed Interface[FINAL] Approach 3: Data class wrapping sealed interfaceConclusionSort: