private void ClearCache(Notification[] notifications)
{
NotificationSearchCacheRegion.ExpireRegion();
foreach (var item in notifications)
{
NotificationCacheRegion.ExpireEntity(item);
}
}
public async Task <NotificationSearchResult> SearchNotificationsAsync(NotificationSearchCriteria criteria)
{
var cacheKey = CacheKey.With(GetType(), nameof(SearchNotificationsAsync), criteria.GetCacheKey());
var notificationSearchResult = await _platformMemoryCache.GetOrCreateExclusiveAsync(cacheKey, async (cacheEntry) =>
{
cacheEntry.AddExpirationToken(NotificationSearchCacheRegion.CreateChangeToken());
var result = AbstractTypeFactory <NotificationSearchResult> .TryCreateInstance();
var sortInfos = BuildSortExpression(criteria);
using (var repository = _repositoryFactory())
{
//Optimize performance and CPU usage
repository.DisableChangesTracking();
var query = BuildQuery(repository, criteria, sortInfos);
result.TotalCount = await query.CountAsync();
if (criteria.Take > 0)
{
var notificationIds = await query.OrderBySortInfos(sortInfos).ThenBy(x => x.Id)
.Select(x => x.Id)
.Skip(criteria.Skip).Take(criteria.Take)
.ToArrayAsync();
var unorderedResults = await _notificationService.GetByIdsAsync(notificationIds, criteria.ResponseGroup);
result.Results = unorderedResults.OrderBy(x => Array.IndexOf(notificationIds, x.Id)).ToArray();
foreach (var notification in result.Results)
{
notification.ReduceDetails(criteria.ResponseGroup);
}
}
}
return(result);
});
return(notificationSearchResult.Clone() as NotificationSearchResult);
}
