async Task DispatchAsync(Publish publish, string clientId, bool isWill = false)
{
System.Collections.Generic.IEnumerable <ClientSubscription> subscriptions = sessionRepository
.ReadAll().ToList()
.SelectMany(s => s.GetSubscriptions())
.Where(x => topicEvaluator.Matches(publish.Topic, x.TopicFilter));
if (!subscriptions.Any())
{
_tracer.Verbose(ServerProperties.ServerPublishReceiverFlow_TopicNotSubscribed(publish.Topic, clientId));
_undeliveredMessagesListener.OnNext(new MqttUndeliveredMessage {
SenderId = clientId, Message = new MqttApplicationMessage(publish.Topic, publish.Payload)
});
}
else
{
foreach (ClientSubscription subscription in subscriptions)
{
await DispatchAsync(publish, subscription, isWill);
}
}
}
