#pragma warning disable S4457 // Parameter validation in "async"/"await" methods should be wrapped
public virtual async Task <PromotionUsageSearchResult> SearchUsagesAsync(PromotionUsageSearchCriteria criteria)
#pragma warning restore S4457 // Parameter validation in "async"/"await" methods should be wrapped
{
if (criteria == null)
{
throw new ArgumentNullException(nameof(criteria));
}
var cacheKey = CacheKey.With(GetType(), nameof(SearchUsagesAsync), criteria.GetCacheKey());
return(await _platformMemoryCache.GetOrCreateExclusiveAsync(cacheKey, async (cacheEntry) =>
{
cacheEntry.AddExpirationToken(PromotionUsageSearchCacheRegion.CreateChangeToken());
var result = AbstractTypeFactory <PromotionUsageSearchResult> .TryCreateInstance();
using (var repository = _repositoryFactory())
{
var sortInfos = BuildSortExpression(criteria);
var query = BuildQuery(repository, criteria);
result.TotalCount = await query.CountAsync();
if (criteria.Take > 0)
{
var usages = await query.OrderBySortInfos(sortInfos).ThenBy(x => x.Id)
.Skip(criteria.Skip).Take(criteria.Take)
.ToArrayAsync();
result.Results = usages.Select(x => x.ToModel(AbstractTypeFactory <PromotionUsage> .TryCreateInstance())).ToList();
}
return result;
}
}));
}
private static void ClearCache(PromotionUsage[] usages)
{
PromotionUsageSearchCacheRegion.ExpireRegion();
PromotionUsageCacheRegion.ExpireUsages(usages);
}
