protected virtual async Task <IEnumerable <Coupon> > FindValidCouponsAsync(ICollection <string> couponCodes, string userId)
{
var result = new List <Coupon>();
if (!couponCodes.IsNullOrEmpty())
{
//Remove empty codes from input list
couponCodes = couponCodes.Where(x => !string.IsNullOrEmpty(x)).ToList();
if (!couponCodes.IsNullOrEmpty())
{
var coupons = await _couponService.SearchCouponsAsync(new CouponSearchCriteria { Codes = couponCodes, PromotionId = Id });
foreach (var coupon in coupons.Results.OrderBy(x => x.TotalUsesCount))
{
var couponIsValid = true;
if (coupon.ExpirationDate != null)
{
couponIsValid = coupon.ExpirationDate > DateTime.UtcNow;
}
if (couponIsValid && coupon.MaxUsesNumber > 0)
{
var usage = await _usageService.SearchUsagesAsync(new PromotionUsageSearchCriteria { PromotionId = Id, CouponCode = coupon.Code, Take = 0 });
couponIsValid = usage.TotalCount < coupon.MaxUsesNumber;
}
if (couponIsValid && coupon.MaxUsesPerUser > 0 && !string.IsNullOrWhiteSpace(userId))
{
var usage = await _usageService.SearchUsagesAsync(new PromotionUsageSearchCriteria { PromotionId = Id, CouponCode = coupon.Code, UserId = userId, Take = int.MaxValue });
couponIsValid = usage.TotalCount < coupon.MaxUsesPerUser;
}
if (couponIsValid)
{
result.Add(coupon);
}
}
}
}
return(result);
}
public async Task DoExportAsync(Stream outStream, Action <ExportImportProgressInfo> progressCallback,
ICancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
var progressInfo = new ExportImportProgressInfo {
Description = "loading data..."
};
progressCallback(progressInfo);
using (var sw = new StreamWriter(outStream))
using (var writer = new JsonTextWriter(sw))
{
await writer.WriteStartObjectAsync();
progressInfo.Description = "Promotions exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("Promotions");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _promotionSearchService.SearchPromotionsAsync(new PromotionSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } promotions have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Dynamic content folders exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("DynamicContentFolders");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _dynamicContentSearchService.SearchFoldersAsync(new DynamicContentFolderSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } dynamic content folders have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Dynamic content items exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("DynamicContentItems");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _dynamicContentSearchService.SearchContentItemsAsync(new DynamicContentItemSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } dynamic content items have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Dynamic content places exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("DynamicContentPlaces");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _dynamicContentSearchService.SearchContentPlacesAsync(new DynamicContentPlaceSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } dynamic content places have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Dynamic content publications exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("DynamicContentPublications");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _dynamicContentSearchService.SearchContentPublicationsAsync(new DynamicContentPublicationSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } dynamic content publications have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Coupons exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("Coupons");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _couponService.SearchCouponsAsync(new CouponSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } coupons have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Usages exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("Usages");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _promotionUsageService.SearchUsagesAsync(new PromotionUsageSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } usages have been exported";
progressCallback(progressInfo);
}, cancellationToken);
await writer.WriteEndObjectAsync();
await writer.FlushAsync();
}
}
public async Task DoExportAsync(Stream outStream, Action <ExportImportProgressInfo> progressCallback,
ICancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
var progressInfo = new ExportImportProgressInfo {
Description = "loading data..."
};
progressCallback(progressInfo);
using (var sw = new StreamWriter(outStream))
using (var writer = new JsonTextWriter(sw))
{
await writer.WriteStartObjectAsync();
progressInfo.Description = "Promotions exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("Promotions");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, async (skip, take) =>
(GenericSearchResult <Promotion>) await _promotionSearchService.SearchPromotionsAsync(new PromotionSearchCriteria {
Skip = skip, Take = take
})
, (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } promotions have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Dynamic content folders exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("DynamicContentFolders");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, async (skip, take) =>
{
var searchResult = AbstractTypeFactory <DynamicContentFolderSearchResult> .TryCreateInstance();
var result = await LoadFoldersRecursiveAsync(null);
searchResult.Results = result;
searchResult.TotalCount = result.Count;
return((GenericSearchResult <DynamicContentFolder>)searchResult);
}, (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } dynamic content folders have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Dynamic content items exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("DynamicContentItems");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, async (skip, take) =>
(GenericSearchResult <DynamicContentItem>) await _dynamicContentSearchService.SearchContentItemsAsync(new DynamicContentItemSearchCriteria {
Skip = skip, Take = take
})
, (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } dynamic content items have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Dynamic content places exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("DynamicContentPlaces");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, async (skip, take) =>
(GenericSearchResult <DynamicContentPlace>) await _dynamicContentSearchService.SearchContentPlacesAsync(new DynamicContentPlaceSearchCriteria {
Skip = skip, Take = take
})
, (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } dynamic content places have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Dynamic content publications exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("DynamicContentPublications");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, async (skip, take) =>
{
var searchResult = await _dynamicContentSearchService.SearchContentPublicationsAsync(new DynamicContentPublicationSearchCriteria {
Skip = skip, Take = take
});
return((GenericSearchResult <DynamicContentPublication>)searchResult);
}, (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } dynamic content publications have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Coupons exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("Coupons");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _couponService.SearchCouponsAsync(new CouponSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } coupons have been exported";
progressCallback(progressInfo);
}, cancellationToken);
progressInfo.Description = "Usages exporting...";
progressCallback(progressInfo);
await writer.WritePropertyNameAsync("Usages");
await writer.SerializeJsonArrayWithPagingAsync(_jsonSerializer, _batchSize, (skip, take) => _promotionUsageService.SearchUsagesAsync(new PromotionUsageSearchCriteria {
Skip = skip, Take = take
}), (processedCount, totalCount) =>
{
progressInfo.Description = $"{ processedCount } of { totalCount } usages have been exported";
progressCallback(progressInfo);
}, cancellationToken);
await writer.WriteEndObjectAsync();
await writer.FlushAsync();
}
}