private void SubscribeForOrderStatusUpdate()
{
var connectionFactory = new ConnectionFactory()
{
UserName = _username,
Password = _password,
HostName = _hostname
};
var connection = connectionFactory.CreateConnection();
var channel = connection.CreateModel();
var consumer = new EventingBasicConsumer(channel);
consumer.Received += (model, ea) =>
{
var body = ea.Body;
var message = Encoding.UTF8.GetString(body);
// 1. Get the message
OrderStatusMessageDTO orderStatus = JsonConvert.DeserializeObject <OrderStatusMessageDTO>(message);
// 2. Update order status
_orderService.UpdateOrderStatusWithExternalId(orderStatus);
};
channel.BasicConsume(queue: _orderStatusQueueName, autoAck: true, consumer: consumer);
}
public void UpdateOrderStatusWithExternalId(OrderStatusMessageDTO orderStatus)
{
var existingOrder = _unitOfWork.OrderRepository.Get(item => item.Id == orderStatus.OrderId).FirstOrDefault();
if (existingOrder != null)
{
existingOrder.StatusId = Convert.ToInt32(orderStatus.OrderStatus);
existingOrder.ExternalOrderId = orderStatus.RechargeOrderId;
_unitOfWork.SaveChanges();
}
}
private void PublishMessageForOrderStatus(OrderStatusMessageDTO message)
{
var connectionFactory = new ConnectionFactory()
{
UserName = _username,
Password = _password,
HostName = _hostname
};
using (var connection = connectionFactory.CreateConnection())
{
using (var channel = connection.CreateModel())
{
var properties = channel.CreateBasicProperties();
properties.Persistent = false;
byte[] messagebuffer = Encoding.Default.GetBytes(JsonConvert.SerializeObject(message));
channel.BasicPublish(_exchangeName, _orderStatusRoutingKey, properties, messagebuffer);
}
}
}
