LoginFragment.kt

class LoginFragment : Fragment(){
  private val viewModel: LoginViewModel by viewModels()


  override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View {
    val binding = LoginFragmentBinding.inflate(inflater, container, false)
   
   // ...
   
     binding.loginButton.setOnClickListener {
       val user: User = ...
       viewModel.onLoginAttempt(user)
     }
     
     lifecycleScope.launchWhenCreated {
      viewModel.loginUiState.collect {
            
        // Show snackbar when an error occurs
        it.errorMessages.firstOrNull()?.let { message ->
                    showSnackbar(message)
                    viewModel.userMessageShown()
                }
        
        if(it.navigateToHome){
          // Navigate using navigation components
          navigateToHomeFragment()
        }
        
        if(it.navigateToRegistration){
          // Navigate using navigation components
          navigateToRegistrationFragment()
       }
    }
  }
}