/// <summary>
/// Register asynchronously an event to be processed by the bus.
/// </summary>
/// <param name="event">Event to register.</param>
/// <param name="context">Context associated to the event..</param>
public Task <Result> PublishEventAsync(IDomainEvent @event, IEventContext context = null)
{
try
{
if (@event != null)
{
var queue = Helpers.GetMessageQueue(_configuration.QueueName);
var evtCfg = _configuration.EventsLifetime.FirstOrDefault(t => new TypeEqualityComparer().Equals(t.Type, @event.GetType()));
TimeSpan?expiration = null;
if (evtCfg.Expiration.TotalMilliseconds > 0)
{
expiration = evtCfg.Expiration;
}
var serializedEvent = _serializer.SerializeEvent(@event);
var enveloppe = expiration.HasValue
? new Enveloppe(serializedEvent, @event.GetType(), _emiter, true, expiration.Value)
: new Enveloppe(serializedEvent, @event.GetType(), _emiter);
var message = new Message(enveloppe)
{
TimeToBeReceived = enveloppe.Expiration,
Formatter = new JsonMessageFormatter()
};
queue.Send(message);
}
return(Task.FromResult(Result.Ok()));
}
catch
{
return(Task.FromResult(Result.Fail()));
}
}
public async Task <Result> PublishEventAsync(IDomainEvent @event, IEventContext context = null)
{
try
{
var eventType = @event.GetType();
var lifetime = _configuration
.EventsLifetime
.FirstOrDefault(e => new TypeEqualityComparer().Equals(e.EventType, eventType))
.LifeTime;
await _queueClient.SendAsync(new Message
{
ContentType = @event.GetType().AssemblyQualifiedName,
Body = Encoding.UTF8.GetBytes(_dispatcherSerializer.SerializeEvent(@event)),
TimeToLive = lifetime.TotalSeconds > 0 ? lifetime : TimeSpan.FromDays(1),
ReplyTo = _emiter.ToString(),
}).ConfigureAwait(false);
return(Result.Ok());
}
catch // TODO Log exception
{
return(Result.Fail());
}
}
private Enveloppe GetEnveloppeFromEvent(IDomainEvent @event)
{
var eventType = @event.GetType();
var evtCfg = _configuration.EventsLifetime.FirstOrDefault(t => new TypeEqualityComparer().Equals(t.EventType, @event.GetType()));
TimeSpan?expiration = null;
if (evtCfg.LifeTime.TotalMilliseconds > 0)
{
expiration = evtCfg.LifeTime;
_logger.LogDebug(() => $"RabbitMQClientBus : Defining {evtCfg.LifeTime} lifetime for event of type {eventType.FullName}");
}
var serializedEvent = _serializer.SerializeEvent(@event);
if (expiration.HasValue)
{
return(new Enveloppe(serializedEvent, eventType, _configuration.Emiter, true, expiration.Value));
}
return(new Enveloppe(serializedEvent, eventType, _configuration.Emiter));
}