private void PublishAndForget(IEnumerable <MediatorListenerDescription> listeners, object notification, string key, PublishOptions options)
{
Task.Run(async() =>
{
var context = new ServiceLikeContext(key, options.Header);
try
{
var listenersList = listeners.ToList();
_logger.TraceStartPublishToListeners(key, listenersList);
using var scope = _scopedServiceFactoryFactory.Create();
var contextAccessors = scope.Instance.GetInstances <IServiceLikeContextAccessor>();
if (contextAccessors.Any())
{
contextAccessors.First().Context = context;
}
var publishTasks = new List <Task>();
var serviceLikeMediator = new ServiceLikeMediator(scope.Instance);
if (options.BeforePublishAsyncHandler is not null)
{
await options.BeforePublishAsyncHandler.Invoke(notification, context).ConfigureAwait(false);
}
foreach (var listener in listenersList)
{
try
{
var value = TranslateType(notification, listener.ListenerType);
_logger.TracePublishToListener(listener);
publishTasks.Add(FireEvent(listener, serviceLikeMediator, value !));
}
catch (Exception ex)
{
_logger.ErrorOnPublish(ex, listener);
}
}
// すべて投げたまでで完了とする。
if (options.CompleteAsyncHandler is not null)
{
await options.CompleteAsyncHandler.Invoke(notification, context).ConfigureAwait(false);
}
_logger.TraceFinishPublishToListeners(key);
await Task.WhenAll(publishTasks);
}
catch (Exception e)
{
if (options.ErrorAsyncHandler is not null)
{
await options.ErrorAsyncHandler.Invoke(e, notification, context).ConfigureAwait(false);
}
_logger.ErrorOnPublishEvents(e, key);
}
}).ConfigureAwait(false);
}
private Task FireEvent(MediatorListenerDescription description, ServiceLikeMediator serviceLikeMediator,
object eventData)
=> description.MediateType == MediateType.Notification
? serviceLikeMediator.Publish(eventData)
: serviceLikeMediator.Send(eventData);