protected async Task RefreshSubscriptions(CancellationToken cancellationToken)
{
var query = new PagedQuery()
{
CurrentPage = 1
};
var posIdentifiers = new HashSet <Guid>();
bool addedAtLeastOne;
do
{
addedAtLeastOne = false;
var posPage = await _posService.BrowsePointsOfSale(query);
if (posPage.Items is null)
{
break;
}
foreach (var pos in posPage.Items)
{
if (posIdentifiers.Add(pos.Id))
{
addedAtLeastOne = true;
}
}
} while (addedAtLeastOne);
var subscriptions = posIdentifiers.Select(_posTopicClassifier.GetStatsTopic);
_logger.LogInformation($"Updating subscriptions to {posIdentifiers.Count} points of sale");
try
{
await _client.SubscribeAsync(subscriptions.Select(topic => new TopicFilterBuilder().WithTopic(topic).Build()));
}
catch (Exception e)
{
_logger.LogError(e, "Could not update subscriptions");
}
}
public async Task <ActionResult <IPagedResult <PointOfSale> > > BrowsePointsOfSale([FromQuery] BrowsePointsOfSale query) => Collection(await _pointsOfSaleService.BrowsePointsOfSale(query));