public void ProcessOrderUpdatesTick(object state)
{
if (!_orderUpdateProcessing)
{
_orderUpdateProcessing = true;
try
{
// if update path does not exist, send an email then suppress messages
// disallow processing here until the folder exists, but do not kill the service
// to keep other threads running
if (Directory.Exists(Configuration.OrderUpdateWatchPath))
{
_allowOrderUpdateProcessing = true;
_silenceOrderUpdateMessages = false;
}
else
{
_allowOrderUpdateProcessing = false;
if (!_silenceOrderUpdateMessages)
{
HandleMissingOrderUpdateWatchPath();
_silenceOrderUpdateMessages = true;
}
}
if (_allowOrderUpdateProcessing)
{
string[] files = Directory.GetFiles(Configuration.OrderUpdateWatchPath);
_orderScope = _diContainer.BeginLifetimeScope();
IGenericQueueRepository repo = _orderScope.Resolve <IGenericQueueRepository>();
Parallel.ForEach(files, filePath =>
{
IOrderHistoryLogic logic = _orderScope.Resolve <IOrderHistoryLogic>();
if (CanOpenFile(filePath))
{
var logMessage = "Processing " + filePath + ".";
_log.WriteInformationLog(logMessage);
OrderHistoryFileReturn parsedFile = null;
using (var reader = File.OpenText(filePath))
{
parsedFile = logic.ParseMainframeFile(reader);
}
if (parsedFile.Files.Count == 0)
{
logMessage = "No instances of OrderHistoryFile were extracted from " + filePath + ".";
_log.WriteWarningLog(logMessage);
}
var serializedFiles = new BlockingCollection <string>();
Parallel.ForEach(parsedFile.Files, file =>
{
// do not upload an order file with an invalid header
if (file.ValidHeader)
{
file.SenderApplicationName = Configuration.ApplicationName;
file.SenderProcessName = "Process Order History Updates From Mainframe (Flat File)";
try
{
var serializedFile = JsonConvert.SerializeObject(file);
serializedFiles.Add(serializedFile);
//StringBuilder logMsg = new StringBuilder();
//logMsg.AppendLine(string.Format("Serializing order history message ({0}).", file.MessageId));
//logMsg.AppendLine();
//logMsg.AppendLine(serializedFile);
//_log.WriteInformationLog(logMsg.ToString());
_silenceOrderUpdateMessages = false;
}
catch (Exception ex)
{
if (!_silenceOrderUpdateMessages)
{
HandleException(ex);
_silenceOrderUpdateMessages = true;
}
}
}
});
if (serializedFiles.Count > 0)
{
logMessage = "Publishing " + serializedFiles.Count + " order history messages to queue.";
_log.WriteInformationLog(logMessage);
repo.BulkPublishToQueue(serializedFiles.ToList(), Configuration.RabbitMQConfirmationServer, Configuration.RabbitMQUserNamePublisher, Configuration.RabbitMQUserPasswordPublisher, Configuration.RabbitMQVHostConfirmation, Configuration.RabbitMQExchangeHourlyUpdates);
}
File.Delete(filePath);
logMessage = "Deleted " + filePath + ".";
_log.WriteInformationLog(logMessage);
} // end if CanOpenFile
});
_orderScope.Dispose();
}
}
catch (Exception ex)
{
HandleException(ex);
}
_orderUpdateProcessing = false;
}
}
