UserVerificationViewModel.kt

@HiltViewModel
internal class UserVerificationViewModel @Inject constructor(
    private val useCaseVerificationCodeRequest: VerificationCodeRequest,
) : ViewModel() {

    val navigator = Navigator()
    val viewState = UserVerificationViewState()

    fun requestForVerificationCode(){
        viewModelScope.launch {
            val draft = VerificationCodeRequestDraft(viewState.phoneNumber)
            val result = useCaseVerificationCodeRequest.invoke(draft).data
            result?.let {
                checkApiResult(result)
            }
        }
    }

    fun checkApiResult(result: Result<VerificationCodeResponse>?) {
        viewState.loaderVisibility = Visibility.GONE
        when (result) {
            is Result.NetworkError -> showSnackbarNetworkError()
            is Result.ApiError -> showSnackbarForApiError(result.message)
            is Result.Success -> navigateToNextScreen(result.data)
        }

    }

    fun navigateToNextScreen(result: VerificationCodeResponse) {
        navigator.navigate(actionNavigateToNextScreen(result))
    }


    private fun showSnackbarForApiError(message: String) {
        viewState.snackbar = SnackbarEvent("", ExceptionWrapper(ErrorMessage(message), Throwable()))
    }


    private fun showSnackbarNetworkError() {
        viewState.snackbar = SnackbarEvent("Network error occurred. Please ensure network connectiviy")
    }
}