public IModel Configure()
{
var channel = _consumerConnection.CreateModel();
// configure this context as consumer
_consumer.Configure(channel);
var consumer = new EventingBasicConsumer(channel);
// add my event handler to Received event in rmq
consumer.Received += (model, ea) =>
{
// bytes to string
string body = Encoding.UTF8.GetString(ea.Body);
// string to JObject
JObject jBody = JObject.Parse(body);
bool isProcessed = false;
// txs must be share with domain event handler dispatched following
using (var scope = new TransactionScope())
{
RmqConsumeMessage processedMessage = _consumedMessageStore.GetByMessageId(Guid.Parse((string)jBody["messageId"]));
// if message already exists, this means the message processed before
if (processedMessage != null)
{
isProcessed = true;
}
}
if (isProcessed)
{
// return ack to delete redelivered message in queue
channel.BasicAck(ea.DeliveryTag, false);
}
else
{
// get type of event
DomainEventTypeConstants eventType = (DomainEventTypeConstants)(int)jBody["domainEventType"];
// get event from domain event factory
IDomainEvent targetDomainEvent = _domainEventFactory.Get(eventType, jBody["content"].ToObject <JObject>());
// publish target event with mediator
_mediator.Publish(targetDomainEvent);
// acknowledge the delivery
channel.BasicAck(ea.DeliveryTag, false);
}
};
// sign to this channel start service as consumers
channel.BasicConsume(queue: _consumer.GetQueueName(),
autoAck: false,
consumer: consumer);
return(channel);
}
public void Update(RmqConsumeMessage updatedMessage)
{
_session.Update(updatedMessage);
}
public Guid Create(RmqConsumeMessage message)
{
return((Guid)_session.Save(message));
}
