public async Task <SubscriptionSearchResult> SearchAsync(SubscriptionSearchCriteria searchCriteria)
{
var cacheKey = CacheKey.With(GetType(), nameof(SearchAsync), searchCriteria.GetCacheKey());
return(await _platformMemoryCache.GetOrCreateExclusiveAsync(cacheKey, async (cacheEntry) =>
{
cacheEntry.AddExpirationToken(SubscriptionSearchCacheRegion.CreateChangeToken());
var result = new SubscriptionSearchResult();
using (var repository = _subscriptionRepositoryFactory())
{
repository.DisableChangesTracking();
var sortInfos = BuildSortExpression(searchCriteria);
var query = BuildQuery(searchCriteria, repository);
result.TotalCount = await query.CountAsync();
if (searchCriteria.Take > 0 && result.TotalCount > 0)
{
var subscriptionIds = query.OrderBySortInfos(sortInfos)
.ThenBy(x => x.Id)
.Select(x => x.Id)
.Skip(searchCriteria.Skip)
.Take(searchCriteria.Take)
.ToArray();
result.Results = (await _subscriptionService.GetByIdsAsync(subscriptionIds, searchCriteria.ResponseGroup)).OrderBy(x => Array.IndexOf(subscriptionIds, x.Id)).ToArray();
}
}
return result;
}));
}
public virtual async Task <SubscriptionSearchResult> SearchSubscriptionsAsync(SubscriptionSearchCriteria criteria)
{
var cacheKey = CacheKey.With(GetType(), nameof(SearchSubscriptionsAsync), criteria.GetCacheKey());
return(await _platformMemoryCache.GetOrCreateExclusiveAsync(cacheKey, async cacheEntry =>
{
cacheEntry.AddExpirationToken(SubscriptionSearchCacheRegion.CreateChangeToken());
var retVal = AbstractTypeFactory <SubscriptionSearchResult> .TryCreateInstance();
using (var repository = _subscriptionRepositoryFactory())
{
repository.DisableChangesTracking();
var query = BuildQuery(repository, criteria);
var sortInfos = BuildSortExpression(criteria);
retVal.TotalCount = await query.CountAsync();
if (criteria.Take > 0)
{
var subscriptionsIds = await query.OrderBySortInfos(sortInfos).ThenBy(x => x.Id)
.Select(x => x.Id)
.Skip(criteria.Skip).Take(criteria.Take)
.ToArrayAsync();
//Load subscriptions with preserving sorting order
var unorderedResults = await _subscriptionService.GetByIdsAsync(subscriptionsIds, criteria.ResponseGroup);
retVal.Results = unorderedResults.OrderBy(x => Array.IndexOf(subscriptionsIds, x.Id)).ToArray();
}
return retVal;
}
}));
}
public virtual async Task <GenericSearchResult <Subscription> > SearchSubscriptionsAsync(SubscriptionSearchCriteria criteria)
{
var cacheKey = CacheKey.With(GetType(), nameof(SearchSubscriptionsAsync), criteria.GetCacheKey());
return(await PlatformMemoryCache.GetOrCreateExclusiveAsync(cacheKey, async cacheEntry =>
{
cacheEntry.AddExpirationToken(SubscriptionSearchCacheRegion.CreateChangeToken());
var retVal = new GenericSearchResult <Subscription>();
using (var repository = SubscriptionRepositoryFactory())
{
repository.DisableChangesTracking();
var query = await GetSubscriptionsQueryForCriteria(repository, criteria);
retVal.TotalCount = await query.CountAsync();
if (criteria.Take > 0)
{
var subscriptionEntities = await query.Skip(criteria.Skip).Take(criteria.Take).ToArrayAsync();
var subscriptionsIds = subscriptionEntities.Select(x => x.Id).ToArray();
//Load subscriptions with preserving sorting order
var unorderedResults = await GetByIdsAsync(subscriptionsIds, criteria.ResponseGroup);
retVal.Results = unorderedResults.OrderBy(x => Array.IndexOf(subscriptionsIds, x.Id)).ToArray();
}
return retVal;
}
}));
}
protected virtual void ClearCacheFor(Subscription[] subscriptions)
{
foreach (var subscription in subscriptions)
{
SubscriptionCacheRegion.ExpireSubscription(subscription);
}
SubscriptionSearchCacheRegion.ExpireRegion();
}
protected virtual void ClearCache()
{
SubscriptionCacheRegion.ExpireRegion();
SubscriptionSearchCacheRegion.ExpireRegion();
}
