public Task Publish(IMessage message, CancellationToken cancellationToken)
{
var eventType = message.GetType();
var exchangeName = eventType.Namespace.Split('.').First(); //TODO: exchangeName
var routingKey = eventType.Name;
var queueName = $"{exchangeName}.{routingKey}";
_publishChannel.Value.ExchangeDeclare(exchange: exchangeName, type: ExchangeType.Direct);
_publishChannel.Value.QueueDeclare(queue: queueName, durable: true, exclusive: false, autoDelete: false);
_publishChannel.Value.QueueBind(queue: queueName, exchange: exchangeName, routingKey: routingKey);
return(_taskFactory.StartNew(() =>
{
var packedMessage = (string)_messagePacker.Pack(message, cancellationToken).GetAwaiter().GetResult();
_publishChannel.Value.BasicPublish(exchange: exchangeName, routingKey: routingKey, body: Encoding.UTF8.GetBytes(packedMessage));
}, cancellationToken));
}
protected virtual string Serialize <T>(T obj, string callbackName = null)
{
string content;
if (obj != null)
{
content = Helper.IsComplexType(obj.GetType())
? _serializer.Serialize(obj)
: obj.ToString();
}
else
{
content = string.Empty;
}
var message = new CapMessageDto(content)
{
CallbackName = callbackName
};
return(_msgPacker.Pack(message));
}
public async Task SendAsync(string messageId, string topicName, object bodyObj)
{
string body;
if (bodyObj != null && Helper.IsComplexType(bodyObj.GetType()))
{
body = _contentSerializer.Serialize(bodyObj);
}
else
{
body = bodyObj?.ToString();
}
_logger.LogDebug($"Callback message will publishing, name:{topicName},content:{body}");
var callbackMessage = new CapMessageDto
{
Id = messageId,
Content = body
};
var content = _messagePacker.Pack(callbackMessage);
var publishedMessage = new CapPublishedMessage
{
Id = SnowflakeId.Default().NextId(),
Name = topicName,
Content = content,
StatusName = StatusName.Scheduled
};
using (var scope = _serviceProvider.CreateScope())
{
var provider = scope.ServiceProvider;
var callbackPublisher = provider.GetService <ICallbackPublisher>();
await callbackPublisher.PublishCallbackAsync(publishedMessage);
}
}