private async Task <Establishment> GetEstablishmentFromCacheAsync(string id, DateTime?pointInTime, CancellationToken cancellationToken)
{
if (!int.TryParse(id, out var urn))
{
throw new ArgumentException($"id must be a number (urn) but received {id}", nameof(id));
}
var establishment = await _establishmentRepository.GetEstablishmentAsync(urn, pointInTime, cancellationToken);
return(establishment);
}
private async Task ProcessEstablishmentsAsync(
long[] urns,
DateTime pointInTime,
bool managementGroupHasChanged,
CancellationToken cancellationToken)
{
foreach (var urn in urns)
{
var previous = await _establishmentRepository.GetEstablishmentAsync(urn, pointInTime, cancellationToken);
var staging = await _establishmentRepository.GetEstablishmentFromStagingAsync(urn, pointInTime, cancellationToken);
if (previous == null)
{
_logger.Info($"Establishment {urn} has not been seen before {pointInTime}. Processing as created");
await StoreEstablishmentAndRaiseEventAsync(staging, false, cancellationToken);
}
else if (managementGroupHasChanged)
{
_logger.Info($"Management group of establishment {urn} on {pointInTime} has changed. Processing as updated");
await StoreEstablishmentAndRaiseEventAsync(staging, true, cancellationToken);
}
else if (!AreSame(previous, staging))
{
_logger.Info($"Establishment {urn} on {pointInTime} has changed since {previous.PointInTime}. Processing as updated");
await StoreEstablishmentAndRaiseEventAsync(staging, true, cancellationToken);
}
else
{
_logger.Info($"Establishment {urn} on {pointInTime} has not changed since {previous.PointInTime}. Skipping");
}
}
}
