public void SendOrderRegisteredEvent(IOrderRegistered command)
{
channel.ExchangeDeclare(
exchange: RabbitMqConstants.GetOrderRegisteredExchange(),
type: ExchangeType.Fanout);
var serializedCommand = JsonConvert.SerializeObject(command);
var messageProperties = channel.CreateBasicProperties();
messageProperties.ContentType = RabbitMqConstants.JsonMimeType;
channel.BasicPublish(
exchange: RabbitMqConstants.GetOrderRegisteredExchange(),
routingKey: "",
basicProperties: messageProperties,
body: Encoding.UTF8.GetBytes(serializedCommand));
}
public void ListenForOrderRegisteredEvent()
{
#region queue and qos setup
channel.ExchangeDeclare(
exchange: RabbitMqConstants.GetOrderRegisteredExchange(),
type: ExchangeType.Fanout);
channel.QueueDeclare(
queue: RabbitMqConstants.GetOrderRegisteredQueue("Notification"),
durable: false, exclusive: false,
autoDelete: false, arguments: null);
channel.QueueBind(
queue: RabbitMqConstants.GetOrderRegisteredQueue("Notification"),
exchange: RabbitMqConstants.GetOrderRegisteredExchange(),
routingKey: "");
channel.BasicQos(prefetchSize: 0, prefetchCount: 1, global: false);
#endregion
var eventingConsumer = new EventingBasicConsumer(channel);
eventingConsumer.Received += (chan, eventArgs) =>
{
var contentType = eventArgs.BasicProperties.ContentType;
if (contentType != RabbitMqConstants.JsonMimeType)
{
throw new ArgumentException(
$"Can't handle content type {contentType}");
}
var message = Encoding.UTF8.GetString(eventArgs.Body);
var orderConsumer = new OrderRegisteredConsumer();
var commandObj =
JsonConvert.DeserializeObject <OrderRegistered>(message);
orderConsumer.Consume(commandObj);
channel.BasicAck(deliveryTag: eventArgs.DeliveryTag,
multiple: false);
};
channel.BasicConsume(
queue: RabbitMqConstants.GetOrderRegisteredQueue("Notification"),
noAck: false,
consumer: eventingConsumer);
}