#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;
                }
            }));
        }
예제 #2
0
        public virtual async Task <GenericSearchResult <PromotionUsage> > SearchUsagesAsync(PromotionUsageSearchCriteria criteria)
        {
            if (criteria == null)
            {
                throw new ArgumentNullException(nameof(criteria));
            }

            var cacheKey = CacheKey.With(GetType(), "SearchUsagesAsync", criteria.GetCacheKey());

            return(await _platformMemoryCache.GetOrCreateExclusiveAsync(cacheKey, async (cacheEntry) =>
            {
                cacheEntry.AddExpirationToken(PromotionUsageCacheRegion.CreateChangeToken());

                using (var repository = _repositoryFactory())
                {
                    var query = GetPromotionUsageQuery(repository, criteria);

                    var sortInfos = criteria.SortInfos;
                    if (sortInfos.IsNullOrEmpty())
                    {
                        sortInfos = new[] { new SortInfo {
                                                SortColumn = ReflectionUtility.GetPropertyName <PromotionUsage>(x => x.ModifiedDate), SortDirection = SortDirection.Descending
                                            } };
                    }
                    query = query.OrderBySortInfos(sortInfos);

                    var totalCount = await query.CountAsync();
                    var searchResult = new GenericSearchResult <PromotionUsage> {
                        TotalCount = totalCount
                    };

                    if (criteria.Take > 0)
                    {
                        var coupons = await query.Skip(criteria.Skip).Take(criteria.Take).ToArrayAsync();
                        searchResult.Results = coupons.Select(x => x.ToModel(AbstractTypeFactory <PromotionUsage> .TryCreateInstance())).ToList();
                    }

                    return searchResult;
                }
            }));
        }