/// <summary>
/// Send the executed transaction data to head office, if failed, save the data to file and re-send it later.
/// </summary>
public void AddFilialeTransaction(FilialeTransaction filialeTransaction)
{
lock (_Lock)
{
if (this._FailedQueue.Count > 0)
{
this.AppendFailedTransactionToFile(filialeTransaction);
this._FailedQueue.Enqueue(filialeTransaction);
this._FailedQueueAddedEvent.Set();
}
else
{
try
{
this.SendFilialeTransactionToExchangeSwitch(filialeTransaction);
}
catch (Exception exception)
{
AppDebug.LogEvent("StateServer", String.Format("{0}\r\n{1}", exception, filialeTransaction), EventLogEntryType.Error);
this.AppendFailedTransactionToFile(filialeTransaction);
this._FailedQueue.Enqueue(filialeTransaction);
this._FailedQueueAddedEvent.Set();
}
}
}
}
private void SendFailedTransactions(object state)
{
while (true)
{
while (this._FailedQueue.Count > 0)
{
FilialeTransaction filialeTransaction = this._FailedQueue.Peek();
try
{
this.SendFilialeTransactionToExchangeSwitch(filialeTransaction);
this._FailedQueue.Dequeue();
if (this._FailedQueue.Count == 0 && File.Exists(PacketFileFullName))
{
File.Delete(PacketFileFullName);
}
}
catch (Exception exception)
{
AppDebug.LogEvent("StateServer", String.Format("{0}\r\n{1}", exception, filialeTransaction), EventLogEntryType.Error);
Thread.Sleep(TimeSpan.FromSeconds(SleepSecondsWhileSendFailed));
}
}
this._FailedQueueAddedEvent.WaitOne();
}
}
private void AppendFailedTransactionToFile(FilialeTransaction filialeTransaction)
{
using (FileStream stream = File.Open(PacketFileFullName, FileMode.OpenOrCreate))
{
stream.Position = stream.Length;
this._Formatter.Serialize(stream, filialeTransaction);
}
}
private void SendFilialeTransactionToExchangeSwitch(FilialeTransaction filialeTransaction)
{
string filialeCode = ConfigurationManager.AppSettings["FilialeCode"];
if (String.IsNullOrEmpty(filialeCode))
{
throw new Exception("FilialeCode not found in appSettings.");
}
this._iExchangeMappingService.FilialeAddTransaction(filialeCode, filialeTransaction.Id, filialeTransaction.XmlTran);
}
private void LoadFailedTransactionsFromFile()
{
if (File.Exists(PacketFileFullName))
{
using (FileStream stream = File.Open(PacketFileFullName, FileMode.Open))
{
while (stream.Position < stream.Length)
{
FilialeTransaction item = (FilialeTransaction)this._Formatter.Deserialize(stream);
this._FailedQueue.Enqueue(item);
}
}
}
}