private async Task MarkAsDeadLetter(Event @event, string function, Exception exception = null)
{
var message = JsonConvert.SerializeObject(@event);
var deadLetter = new DeadLetterMessage
{
Function = function,
MessageId = @event?.Message?.Header?.MessageId,
PublishedTimeStampUtc = @event?.Header.TransportTimeStamp,
CreatedTimeStampUtc = DateTime.UtcNow,
Domain = BusinessEventStore.GetDomain(@event),
InstanceId = @event?.Header?.InstanceId,
MessageType = @event?.Message?.Header?.MessageType,
Message = message.ToCompressedBase64String(),
Exception = exception
};
try
{
await _deadLetterService.Handle(deadLetter);
}
catch (Exception e)
{
Console.WriteLine(
$"Error: MessageId: {@event?.Message?.Header?.MessageId} MarkAsDeadLetter Failed: {JsonConvert.SerializeObject(e)} DeadLetter: {JsonConvert.SerializeObject(deadLetter)}");
}
}
public override void Send([NotNull] object message, ActorRef sender)
{
if (message == null)
{
throw new ArgumentNullException("message");
}
var deadLetterMessage = message as DeadLetterMessage;
if (deadLetterMessage == null)
{
deadLetterMessage = new DeadLetterMessage(message, sender, this);
}
if (SpecialHandle(deadLetterMessage.Message, deadLetterMessage.Sender))
{
return;
}
//For now just print to console
var deadLetter = message is DeadLetterMessage ? (message) as DeadLetterMessage : new DeadLetterMessage(message, sender ?? this, this);
var color = Console.ForegroundColor;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(deadLetter);
Console.ForegroundColor = color;
}
