gistfile1.kt

class SomeClass {

private val channel: BroadcastChannel<List<Purchase>> = BroadcastChannel(Channel.CONFLATED)

override fun onPurchasesUpdated(responseCode: Int, purchases: MutableList<Purchase>?) {
        GlobalScope.launch {
            purchases?.run { channel.send(toList()) }
        }
    }
    
 fun getPurchasesUpdatesChannel(): ReceiveChannel<List<Purchase>> = channel.openSubscription()
 
 }
 ---using 
 
 somewhere in another class...
 
 private val billingManager: SomeClass = SomeClass()
 
 init {
        launch(coroutineContext + coroutineExceptionHandler) {
            billingManager.getPurchasesUpdatesChannel().consumeEach { purchases ->
                if (purchases.isEmpty()) {
                    if (questionRepository.hasSections()) {
                        questionRepository.removeSections()
                    }
                } else {
                    if (!questionRepository.hasSections()) {
                        purchases.find { it.sku == SKU_ITEM }?.run { downloadTest(this) }
                    }
                }
            }
        }
    }