A function to act as a subscriber in Nearby Share

discoverer.kt

fun startDiscovering() {
    val discoveryOptions =
        DiscoveryOptions.Builder().setStrategy(Strategy.P2P_POINT_TO_POINT).build()
    client
        .startDiscovery(SERVICE_ID, object : EndpointDiscoveryCallback() {
            override fun onEndpointFound(endPointId: String, info: DiscoveredEndpointInfo) {
                client.requestConnection(android.os.Build.MODEL, endPointId, ConnectingProcessCallback())
                    .addOnSuccessListener {

                    }
                    .addOnFailureListener {
                    }
            }

            override fun onEndpointLost(endPointId: String) {
                Log.d(GENERAL, "endpoint lost")
            }
        }, discoveryOptions)
        .addOnSuccessListener { Log.d(GENERAL, "discovering...") }
        .addOnFailureListener {
            Log.d(GENERAL, "failure discovering...")
        }
}