MainActivity.kt

class MainActivity : DaggerAppCompatActivity(), RepositoryRecyclerViewAdapter.OnItemClickListener {
  
    @Inject lateinit var viewModelFactory: ViewModelProvider.Factory

    override fun onCreate(savedInstanceState: Bundle?) {
      ...

        val viewModel = ViewModelProviders.of(this, viewModelFactory)
                .get(MainViewModel::class.java)
       ...
    }
    ...
}