HomeActivity.kt

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

        initializeUIElements()

        with (viewModel) {
            initialize(this@HomeActivity)
            initializeStyle(theme = currentTheme)

            isCoordinateAvailable.observe(this@HomeActivity, Observer {
                viewModel.moveCameraToCurrentLocation()
                viewModel.drawCirclePivotalToCurrentLocation()
            })

            nearbyHealthInstitutionSites.observe(this@HomeActivity, Observer {
                Log.i("HomeActivity", "nearbyHealthInstitutionSites -> $it")

                it.forEach { site->
                    Log.i(TAG, "site's lat and long: ${site.location.lat}, ${site.location.lng}")
                    viewModel.markTheSite(site = site, distanceText = resources.getString(R.string.distance))
                }

                viewModel.setOnMarkerClickListener { marker ->
                    toast("Clicked ${marker.title}")
                    with (binding.actionsMenu) {
                        root.visibility = View.VISIBLE
                    }
                }

                toast(getString(R.string.scroll_to_see_more))
            })
        }

        mapView = binding.mapView

        mapView.onCreate(savedInstanceState)
        mapView.getMapAsync(viewModel.getOnMapReadyCallback())
    }