/// <inheritdoc/>
protected override async Task <EventHandlerResponse> Handle(HandleEventRequest request, CancellationToken cancellationToken)
{
try
{
var committed = _converter.ToSDK(request.Event.Event);
try
{
if (committed.Event is TEventType typedEvent)
{
await _handler.Handle(typedEvent, committed.DeriveContext()).ConfigureAwait(false);
return(new EventHandlerResponse());
}
throw new EventHandlerDoesNotHandleEvent(typeof(TEventType));
}
finally
{
try
{
var correlationId = committed.ExecutionContext.CorrelationId;
var eventType = committed.Event.GetType();
_completion.EventHandlerCompletedForEvent(correlationId, Identifier, eventType);
}
catch (Exception ex)
{
_logger.Warning(ex, "Error notifying waiters of event handler completion");
}
}
}
catch (CouldNotDeserializeEvent ex)
{
throw new CouldNotDeserializeEventFromScope(request.Event.ScopeId.To <ScopeId>(), ex);
}
}
/// <inheritdoc/>
public async Task <CommittedEvents> Commit(UncommittedEvents uncommittedEvents, CancellationToken cancellationToken)
{
_logger.Debug("Committing events");
var request = new Contracts.CommitEventsRequest
{
CallContext = GetCurrentCallContext(),
};
request.Events.AddRange(_eventConverter.ToProtobuf(uncommittedEvents));
var response = await _eventStoreClient.CommitAsync(request, cancellationToken : cancellationToken);
ThrowIfFailure(response.Failure);
try
{
return(_eventConverter.ToSDK(response.Events));
}
catch (CouldNotDeserializeEvent ex)
{
throw new CouldNotDeserializeEventFromScope(ScopeId.Default, ex);
}
}
/// <inheritdoc/>
protected override Task <TFilterResponse> Handle(FilterEventRequest request, CancellationToken cancellationToken)
{
try
{
var committed = _converter.ToSDK(request.Event);
if (committed.Event is TEventType typedEvent)
{
return(Filter(typedEvent, committed.DeriveContext()));
}
throw new EventTypeIsIncorrectForFilter(typeof(TEventType), committed.Event.GetType());
}
catch (CouldNotDeserializeEvent ex)
{
throw new CouldNotDeserializeEventFromScope(request.ScopeId.To <ScopeId>(), ex);
}
}
