public void StartDiscovery(string serviceId, TimeSpan?advertisingDuration,
IDiscoveryListener listener)
{
Misc.CheckNotNull(serviceId, "serviceId");
Misc.CheckNotNull(listener, "listener");
var listenerOnGameThread = new OnGameThreadDiscoveryListener(listener);
if (advertisingDuration.HasValue && advertisingDuration.Value.Ticks < 0)
{
throw new InvalidOperationException("advertisingDuration must be positive");
}
using (var endpointDiscoveryCallback = new AndroidJavaObject(
"com.google.games.bridge.EndpointDiscoveryCallbackProxy",
new EndpointDiscoveryCallback(listenerOnGameThread)))
using (var discoveryOptions = CreateDiscoveryOptions())
using (var task = mClient.Call <AndroidJavaObject>("startDiscovery", serviceId, endpointDiscoveryCallback,
discoveryOptions))
{
AndroidTaskUtils.AddOnSuccessListener <AndroidJavaObject>(
task,
v => NearbyHelperObject.StartDiscoveryTimer(advertisingDuration)
);
}
}
