MVC Pattern Android (Kotlin)

Activity.kt

class Activity : AppCompatActivity(), Controller.View {

    private val controller: Controller = Controller()

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_login)

        controller.attachView(this)
    }

    override fun onDestroy() {
        controller.detachView()
        super.onDestroy()
    }
}

BaseController.kt

abstract class BaseController<V> {
    protected var view: V? = null

    fun attachView(view: V) {
        this.view = view
    }

    fun detachView() {
        this.view = null
    }
}

Controller.kt

class Controller : BaseController<Controller.View>() {

    // TODO: Implementar aqui os métodos que serão executados aqui no Controller
    
    interface View {
        // TODO: Implementar aqui os métodos que serão executados na View
//        fun showLoading()
//        fun showError()
    }
}