async.kt

fun loadPageData(categoty: String = "technics") {
    launchPrintThrowable {
        
        runOnUiThread {
            // Косяк
            productList.clear()
            productAdapter.notifyDataSetChanged()
        }

        val productsHits = CommiApi.instance
                .getProductsHits(categoty)
                .unwrapCall()

        if (productsHits == null) {
            toastUI("Контент не был загружен с сервера")
            return@launchPrintThrowable
        }

        if (productsHits.offers == null) {
            toastUI("Сервер не вернул нужный контент")
            return@launchPrintThrowable
        }

        productList.addAll(productsHits.offers!!)

        runOnUiThread {
            productAdapter.notifyDataSetChanged()
        }

        ImageService.loadImages (
                idContainers = productsHits.offers!!,
                extractor = { it -> it.product?.iconId },
                onImage = { it, img -> it.product?.icon = img },
                onSuccess = { runOnUiThread { productAdapter.notifyDataSetChanged() } },
                onFailure = { cause -> toastUI(cause) }
        )
    }
}