protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
if (string.IsNullOrWhiteSpace(_applicationSettings.ParticipantFinishedQueue))
{
_logger.LogWarning("No queue url found, aborting listening to messages");
return;
}
if (string.IsNullOrWhiteSpace(_configuration["PostMark:ApiKey"]))
{
_logger.LogWarning("No postman apikey aborting listening to messages");
return;
}
_logger.LogDebug("Listening to messages");
while (!stoppingToken.IsCancellationRequested)
{
var receiveMessageRequest = new ReceiveMessageRequest(_applicationSettings.ParticipantFinishedQueue)
{
WaitTimeSeconds = 20
};
var queueResponse = await _sqsService.ReceiveMessageAsync(receiveMessageRequest, stoppingToken);
if (!queueResponse.Messages.Any())
{
continue;
}
try
{
var mailsToSend = queueResponse.Messages.Select(MapToMailMessage);
await _postMarkClient.SendEmailsWithTemplateAsync(mailsToSend.ToArray());
await _sqsService.DeleteMessageBatchAsync(
_applicationSettings.ParticipantFinishedQueue,
queueResponse.Messages
.Select(x => new DeleteMessageBatchRequestEntry(x.MessageId, x.ReceiptHandle)).ToList(), stoppingToken);
}
catch (Exception e)
{
_logger.LogError($"Failed to process messages {e}");
}
}
}