FragmentFactoryWithKoin.kt

class MainActivity : AppCompatActivity() {
	
  private val mainFragment by fragmentFromFactory<MainFragment>()
	
  override fun onCreate(savedInstanceState: Bundle?) {
    setupKoinFragmentFactory() //This has to be done before super call
    super.onCreate(savesInstanceState)
    
    supportFragmentManager.beginTransaction()
	      .add(R.layout.fragmentContainerView, mainFragment)
	      .commit()	
    }
}