public async Task PublishAsync(IEvent @event)
{
var eventName = _store.GetEventKey(@event.GetType());
if (_store.ContainSubscription(eventName))
{
var subscriptions = _store.GetHandlers(eventName);
foreach (var subscription in subscriptions)
{
if (subscription.IsDynamic)
{
var handler =
_serviceProvider.GetService(subscription.HandlerType) as IDynamicEventHandler;
if (handler == null)
{
continue;
}
await handler.Handle(@event);
}
else
{
var handler = _serviceProvider.GetService(subscription.HandlerType);
if (handler == null)
{
continue;
}
var concreteType = typeof(IEventHandler <>).MakeGenericType(@event.GetType());
// ReSharper disable once PossibleNullReferenceException
await(Task) concreteType.GetMethod("Handle").Invoke(handler, new object[] { @event });
}
}
}
}
public void Subscribe <T, TH>() where T : class, IEvent where TH : IEventHandler <T>
{
var eventName = _store.GetEventKey <T>();
Subscribe(eventName);
_logger.LogInformation("Subscribing to event {EventName} with {EventHandler}", eventName,
typeof(TH).GetEventName());
_store.AddSubscription <T, TH>();
StartBasicConsume();
}