private async Task <bool> IsNewDownloadLink(string downloadLink, CancellationToken cancellationToken)
{
var previousState = await _stateStore.GetStateAsync(StateKeyDownloadLink, cancellationToken);
return(string.IsNullOrEmpty(previousState) ||
!previousState.Equals(downloadLink, StringComparison.InvariantCultureIgnoreCase));
}
public async Task ProcessChangesAsync(CancellationToken cancellationToken)
{
_logger.LogInformation("Getting last date UKRLP was checked");
var lastCheckedState = await _stateStore.GetStateAsync("LastChecked", cancellationToken);
DateTime lastChecked;
if (string.IsNullOrEmpty(lastCheckedState))
{
lastChecked = DateTime.Today;
_logger.LogInformation("Never checked UKRLP for changes before. Starting from {ChangedSinceDate}",
lastChecked.ToString("O"));
}
else
{
lastChecked = DateTime.Parse(lastCheckedState);
_logger.LogInformation("Getting changes since {ChangedSinceDate}",
lastChecked.ToString("O"));
}
var changedProviders = await _ukrlpApiClient.GetProvidersChangedSinceAsync(lastChecked, cancellationToken);
_logger.LogInformation("Found {NumberOfProvidersChanged} changed providers since {ChangedSinceDate}",
changedProviders.Length, lastChecked);
lastChecked = DateTime.Now;
foreach (var provider in changedProviders)
{
await _ukrlpDataReceiver.SendDataAsync(provider, cancellationToken);
}
await _stateStore.SetStateAsync("LastChecked", lastChecked.ToString("O"), cancellationToken);
}