MainActivity.kt

class MainActivity : DaggerAppComppatActivity() {

    @Inject
    lateinit var viewModel: MainViewModel
  
    ...
}

MainScreenModule.kt

@Module
class MainModule {

    @Provides
    fun provideModel(activity: MainActivity, factory: MainViewModelFactory): MainViewModel {
        return ViewModelProviders.of(activity, factory).get(MainViewModel::class.java)
    }

    @Suppress("UNCHECKED_CAST")
    class MainViewModelFactory @Inject constructor(private val database: Database): ViewModelProvider.Factory {
        override fun <T : ViewModel> create(modelClass: Class<T>): T {
            return MainViewModel(database) as T
        }
    }

}

MainViewModel.kt

class MainViewModel constructor(private val database: Database) : ViewModel() {
  
  ...
  
}