public static DasProviderResultViewModel FromDasProviderResult(DasProviderResult result)
{
if (result == null)
{
throw new ArgumentNullException(nameof(result));
}
return(new DasProviderResultViewModel
{
Success = result.Success,
Result = result.Result,
Messages = result.Exceptions?.Select(e =>
e is ProviderExportException && e.InnerException != null
? e.InnerException.Message
: e.Message).ToArray()
});
}
public async Task <IEnumerable <DasProviderResult> > ApprenticeshipsToDasProviders(List <Apprenticeship> apprenticeships)
{
try
{
var timer = Stopwatch.StartNew();
var evt = new EventTelemetry {
Name = "ApprenticeshipsToDasProviders"
};
var apprenticeshipsByUKPRN = apprenticeships
.GroupBy(a => a.ProviderUKPRN)
.OrderBy(g => g.Key)
.ToArray();
var providers = (await _providerServiceClient.GetAllProviders())
.ToArray();
var feChoices = (await _referenceDataServiceClient.GetAllFeChoiceData())
.ToArray();
evt.Metrics.TryAdd("Apprenticeships", apprenticeships.Count);
evt.Metrics.TryAdd("Providers", apprenticeshipsByUKPRN.Length);
Console.WriteLine($"[{DateTime.UtcNow:G}] Found {apprenticeships.Count} apprenticeships for {apprenticeshipsByUKPRN.Length} Providers");
var results = new ConcurrentBag <DasProviderResult>();
Parallel.ForEach(apprenticeshipsByUKPRN.Select((g, i) =>
new { UKPRN = g.Key, Index = i, Apprenticeships = g.Where(a => a.RecordStatus == RecordStatus.Live).ToList() }), p =>
{
try
{
var provider = ExportProvider(
p.UKPRN,
p.Index + 1000,
providers.Where(pp => pp.UnitedKingdomProviderReferenceNumber == p.UKPRN.ToString()),
p.Apprenticeships,
feChoices.SingleOrDefault(f => f.UKPRN == p.UKPRN));
results.Add(DasProviderResult.Succeeded(p.UKPRN, provider));
Console.WriteLine($"[{DateTime.UtcNow:G}][INFO] Exported {p.UKPRN} ({p.Index} of {p.Apprenticeships.Count})");
}
catch (ExportException ex)
{
results.Add(DasProviderResult.Failed(p.UKPRN, ex));
_telemetryClient.TrackException(ex);
Console.WriteLine($"[{DateTime.UtcNow:G}][ERROR] Failed to export {p.UKPRN} ({p.Index} of {p.Apprenticeships.Count})");
}
});
timer.Stop();
var success = results.Count(r => r.Success);
var failure = results.Count(r => !r.Success);
Console.WriteLine($"[{DateTime.UtcNow:G}] Exported {results.Count(r => r.Success)} Providers in {timer.Elapsed.TotalSeconds} seconds.");
if (failure > 0)
{
Console.WriteLine($"[{DateTime.UtcNow:G}] [WARNING] Encountered {failure} errors that need attention");
}
evt.Metrics.TryAdd("Export elapsed time (ms)", timer.ElapsedMilliseconds);
evt.Metrics.TryAdd("Export success", success);
evt.Metrics.TryAdd("Export failures", failure);
_telemetryClient.TrackEvent(evt);
return(results.OrderBy(r => r.UKPRN).ToList());
}
catch (Exception e)
{
throw new ProviderServiceException(e);
}
}
