private async Task ScanAsync(string scanId, ScanData data)
{
using (var lck = data.GetLock())
{
if (lck.IsCaptured)
{
data.IncAttempts();
using (var service = CreateService())
{
var item = data.Item;
var train = await service.FetchTrainAsync(item.Date, item.Source, item.Destination, item.TrainNumber);
if (train != null)
{
CoachType[] coachTypes;
if (!String.IsNullOrEmpty(item.CoachType))
{
var coachType = FindCoachType(train, item.CoachType);
if (coachType == null)
{
HandleError(scanId, data, $"Coach type {item.CoachType} not found");
return;
}
coachTypes = new[] { coachType };
}
else
{
coachTypes = train.CoachTypes;
}
var sessionId = await BookAsync(train, coachTypes, item.FirstName, item.LastName);
if (!String.IsNullOrEmpty(sessionId))
{
await _successCallbackAsync(item.CallbackId, sessionId);
Abort(scanId);
}
else
{
HandleError(scanId, data, "No vacant seats");
}
}
else
{
HandleError(scanId, data, $"Train {item.TrainNumber} not found");
}
}
}
}
}
private async Task ScanAsync(string scanId, ScanData data)
{
if (data.Error != null)
{
return;
}
using (var lck = data.GetLock())
{
if (lck.IsCaptured)
{
data.IncAttempts();
using (var service = CreateService())
{
var item = data.Item;
var train = await service.FetchTrainAsync(item.Date, item.Source, item.Destination, item.TrainNumber);
if (train != null)
{
if (train.CoachTypes != null && train.CoachTypes.Length > 0)
{
CoachType[] coachTypes = null;
if (!String.IsNullOrEmpty(item.CoachType))
{
var coachType = FindCoachType(train, item.CoachType);
if (coachType != null)
{
coachTypes = new[] { coachType };
}
//else if (!allowOtherCoachTypes)
//{
// HandleError(scanId, data, "No vacant coaches " + item.CoachType, false);
// return;
//}
}
if (coachTypes == null)
{
coachTypes = train.CoachTypes;
}
var sessionId = await BookAsync(train, coachTypes, item.FirstName, item.LastName);
if (!String.IsNullOrEmpty(sessionId))
{
var msg = $"Reserved ticket for [{item.ScanSource}]: {sessionId}";
_log.Info(msg);
ScanEvent?.Invoke(this, new ScanEventArgs(item.CallbackId, msg));
//Abort(scanId); rebook again in case it is bought by requester
return;
}
}
HandleError(scanId, data, "No vacant seats", false);
}
else
{
HandleError(scanId, data, $"Train {item.TrainNumber} not found", true);
}
}
}
}
}