public void Handle(PeerSubscriptionsForTypesUpdated message)
{
if (EnqueueIfRegistering(message))
{
return;
}
var peer = GetPeerCheckTimestamp(message.PeerId, message.TimestampUtc);
if (peer.Value == null)
{
WarnWhenPeerDoesNotExist(peer, message.PeerId);
return;
}
var subscriptionsForTypes = message.SubscriptionsForType ?? Array.Empty <SubscriptionsForType>();
peer.Value.SetSubscriptionsForType(subscriptionsForTypes, message.TimestampUtc);
PeerUpdated?.Invoke(message.PeerId, PeerUpdateAction.Updated);
var observedSubscriptions = GetObservedSubscriptions(subscriptionsForTypes);
if (observedSubscriptions.Count > 0)
{
PeerSubscriptionsUpdated?.Invoke(message.PeerId, observedSubscriptions);
}
}
private void AddOrUpdatePeerEntry(PeerDescriptor peerDescriptor, bool shouldRaisePeerUpdated)
{
var subscriptions = peerDescriptor.Subscriptions ?? Array.Empty <Subscription>();
var peerEntry = _peers.AddOrUpdate(peerDescriptor.PeerId, key => CreatePeerEntry(), (key, entry) => UpdatePeerEntry(entry));
peerEntry.SetSubscriptions(subscriptions, peerDescriptor.TimestampUtc);
if (shouldRaisePeerUpdated)
{
PeerUpdated?.Invoke(peerDescriptor.Peer.Id, PeerUpdateAction.Started);
}
var observedSubscriptions = GetObservedSubscriptions(subscriptions);
if (observedSubscriptions.Count > 0)
{
PeerSubscriptionsUpdated?.Invoke(peerDescriptor.PeerId, observedSubscriptions);
}
PeerEntry CreatePeerEntry() => new PeerEntry(peerDescriptor, _globalSubscriptionsIndex);
PeerEntry UpdatePeerEntry(PeerEntry entry)
{
entry.Peer.EndPoint = peerDescriptor.Peer.EndPoint;
entry.Peer.IsUp = peerDescriptor.Peer.IsUp;
entry.Peer.IsResponding = peerDescriptor.Peer.IsResponding;
entry.IsPersistent = peerDescriptor.IsPersistent;
entry.TimestampUtc = peerDescriptor.TimestampUtc ?? DateTime.UtcNow;
entry.HasDebuggerAttached = peerDescriptor.HasDebuggerAttached;
return(entry);
}
}