Example of common ViewModel implementation

SettingsViewModel.kt

class SettingsViewModel(
    settingsRepository: SettingsRepository
) : ViewModel() {

    private val _firstName = MutableLiveData<String>()
    val firstName: LiveData<String> = _firstName

    private val _lastName = MutableLiveData<String>()
    val lastName: LiveData<String> = _lastName

    private val _notificationEnabled = MutableLiveData<Boolean>()
    val notificationEnabled: LiveData<Boolean> = _notificationEnabled

    init {
        val settings = settingsRepository.settings
        _firstName.postValue(settings.firstName)
        _lastName.postValue(settings.lastName)
        _notificationEnabled.postValue(settings.notificationsChecked)
    }

    fun notificationsSwitchChanged(enabled: Boolean) {
        /* logic */
    }

    fun firstNameChanged(name: String) {
        /* logic */
    }

    fun lastNameChanged(name: String) {
        /* logic */
    }

    fun notificationsSettingsButtonClicked() {
        /* logic */
    }

    fun helpButtonClicked() {
        /* logic */
    }

    fun logOutButtonClicked() {
        /* logic */
    }

    fun advancedSettingsButtonClicked() {
        /* logic */
    }
}