public IDisposable WatchForChanges(int version, OnSettingsChanged onSettingsChanged, CancellationToken ct)
{
IStreamSubscription subscription = null;
async Task StreamMessageReceived(IStreamSubscription _, StreamMessage streamMessage,
CancellationToken cancellationToken)
{
var settings = await StreamStoreConfigRepository.BuildConfigurationSettingsFromMessage(streamMessage, _messageHooks, ct);
await onSettingsChanged(settings, ct);
};
void SubscriptionDropped(IStreamSubscription _, SubscriptionDroppedReason reason,
Exception exception = null)
{
if (reason != SubscriptionDroppedReason.Disposed)
{
SetupSubscription();
}
};
void SetupSubscription()
{
subscription = _streamStore.SubscribeToStream(
streamId: _streamId,
continueAfterVersion: version,
streamMessageReceived: StreamMessageReceived,
subscriptionDropped: SubscriptionDropped);
}
SetupSubscription();
return(subscription);
}
private StreamStoreConfigRepository BuildRepository(IStreamStore streamStore)
{
var repo = new StreamStoreConfigRepository(
streamStore: streamStore,
streamId: StreamId,
messageHooks: MessageHooks,
changeWatcher: ChangeWatcher);
return(repo);
}