public IActionResult GetAll()
{
var signals = _signalService.GetAll();
if (userRole == "Admin") // All signals for the admin
{
var model = _mapper.Map <IList <SignalModel> >(signals);
return(Ok(model));
}
else // Only active signals for normal user
{
signals = signals.ToList <Signal>();
var signalQuery =
from Signal signal in signals
where signal.Status == Status.Active
select signal;
var model = _mapper.Map <IList <SignalModel> >(signalQuery);
return(Ok(model));
}
}
public void Start()
{
Task pushEventsToLocalStorageTask = Task.Factory.StartNew(() =>
{
List <Signal> extract = new List <Signal>();
while (true)
{
if (_TokenSource.IsCancellationRequested)
{
break;
}
if (movingToLocal || movingToCloud) // Must wait when any data transfer
{
Thread.Sleep(20);
continue;
}
movingToLocal = true;
Signal signal;
try
{
Thread.Sleep(20);
extract.Clear();
while (_EventCache.TryTake(out signal))
{
extract.Add(signal);
}
_Service.Add(extract);
}
catch (Exception ex)
{
_Logger.LogError(ex.Message);
}
finally { movingToLocal = false; }
while (_EventCacheTemp.TryTake(out signal))
{
_EventCache.Add(signal);
}
Thread.Sleep(IntervalMemToLocal * 1000);
}
}, _TokenSource.Token);
Task transferEventsToCloudStorageTask = Task.Factory.StartNew(() =>
{
while (true)
{
Thread.Sleep(IntervalLocalToCloud * 1000);
int attempt = 0;
while (movingToLocal || movingToCloud)
{
attempt++;
if (attempt > 100) // Do task anyway
{
break;
}
Thread.Sleep(100);
}
movingToCloud = true;
try
{
IEnumerable <Signal> events = _Service.GetAll();
foreach (var signal in events)
{
_CloudAdapter.Enqueue(signal.DeviceId, signal.Data);
}
_Service.Truncate();
}
catch (Exception ex)
{
_Logger.LogError(ex.Message);
}
finally
{
movingToCloud = false;
}
}
}, _TokenSource.Token);
}
