public async Task HandleErrorAsync <TCommand>(ICommandContext <TCommand> context, Exception exception, CommandErrorDelegate <TCommand> next)
where TCommand : class, ICommand
{
if (context.Message is CommandMessage <TCommand> message)
{
var retryCount = RetryCount(message) + 1;
if (retryCount < _options.MaxRetries)
{
_logger.LogTrace($"Error {retryCount}/{_options.MaxRetries}: will retry");
message.Headers[Headers.RetryCount] = retryCount.Stringfy();
await _engine.NotifySuccessAsync(message).ConfigureAwait(false);
await _engine.SendMessageAsync(message).ConfigureAwait(false);
}
else
{
_logger.LogTrace($"Error {retryCount}/{_options.MaxRetries}: will not retry");
//await _engine.NotifyFailAsync(message).ConfigureAwait(false);
await next(context, exception).ConfigureAwait(false);
}
}
}
public Task InvokeCommandAsync <TCommand>(TCommand command, Guid correlationId, IDictionary <string, string> headers)
where TCommand : class, ICommand
{
var message = new CommandMessage <TCommand>
{
MessageId = Guid.NewGuid().Stringfy(),
Headers = new HeaderBag(headers)
{
CorrelationId = correlationId,
SentOn = Clock.Default.Now
},
Command = command
};
_logger.LogTrace(new { type = typeof(TCommand).FullName, correlationId = correlationId, message }, arg => $"Invoking command of type {arg.type} with correlationId {arg.correlationId}. Command: {arg.message.Command.ToString()}");
return(_engine.SendMessageAsync(message));
}