private void BackgroundJob(object sender, DoWorkEventArgs e)
{
IsWaitingMode = true;
DiagnosticSystemConnector[] connectors =
e.Argument as DiagnosticSystemConnector[];
foreach (DiagnosticSystemConnector cnctr in connectors)
{
try
{
HashSet <string> vins = new HashSet <string>();
foreach (PsaTraceInfo info in cnctr.GetAllTraces())
{
var viewModel = new ExportablePsaTraceViewModel(info);
traces.Add(viewModel);
if (vins.All(vin => vin != viewModel.Vin))
{
ExportableVehicleViewModel veh = new ExportableVehicleViewModel(
viewModel.Vin,
viewModel.Manufacturer,
viewModel.Mileage,
viewModel.VehicleModelName);
veh.Add(viewModel);
vins.Add(viewModel.Vin);
dispatcher.
BeginInvoke(DispatcherPriority.Normal,
new AddToByVehiclesDelegate(AddTraceToByVehicles), veh);
}
else
{
dispatcher.
BeginInvoke(DispatcherPriority.Normal,
new AddToExistingByVehicleDelegate(AddTraceToExistingByVehicle), viewModel);
}
}
e.Result = connectors;
}
catch (Exception exc)
{
Log.Error(exc, exc.Message);
}
}
}
private void CheckTracesForAlreadyDisplayedAndDisplayNew(PortableData data)
{
// Select those traces that are not yet displayed.
IList <PsaTrace> tracesToDisplay =
data.PsaTraces.Where(t => !IsAlreadyDisplayed(t)).ToList();
// Display traces that are ready to be displayed (possibly creating Vehicles for them).
foreach (PsaTrace trace in tracesToDisplay)
{
if (!ByVehicles.Any(v => v.Vin.Equals(trace.Vin, StringComparison.OrdinalIgnoreCase)))
{
// add vehicle, add trace to vehicle
ExportableVehicleViewModel newVehicle = new ExportableVehicleViewModel(
trace.Vin,
trace.Manufacturer,
trace.Mileage,
trace.VehicleModelName);
ExportablePsaTraceViewModel traceViewModel =
new ExportablePsaTraceViewModel(new PsaTraceInfo(trace, new PsaTraceMetadata()));
newVehicle.Traces.Add(traceViewModel);
traces.Add(traceViewModel);
ByVehicles.Add(newVehicle);
}
else
{
// add trace to vehicle
ExportablePsaTraceViewModel traceViewModel =
new ExportablePsaTraceViewModel(new PsaTraceInfo(trace, new PsaTraceMetadata()));
ByVehicles.First(v => v.Vin.Equals(trace.Vin,
StringComparison.OrdinalIgnoreCase)).
Traces.Add(traceViewModel);
traces.Add(traceViewModel);
}
}
if (tracesToDisplay.Count != 0)
{
synchronizer.StartSynchronizationAsync(traces.Select(t => t.ModelTraceInfo).ToList());
}
}
private void AddTraceToByVehicles(ExportableVehicleViewModel veh)
{
byVehicles.Add(veh);
}
