private async Task RecordUsages(string objectId, IEnumerable <PromotionUsage> oldUsages, IEnumerable <PromotionUsage> newUsages)
{
var toAddUsages = newUsages.Except(oldUsages, EqualityComparer);
var toRemoveUsages = oldUsages.Except(newUsages, EqualityComparer);
if (!toAddUsages.IsNullOrEmpty())
{
await _usageService.SaveUsagesAsync(toAddUsages.ToArray());
}
if (!toRemoveUsages.IsNullOrEmpty())
{
var alreadyExistUsages = (await _promotionUsageSearchService.SearchUsagesAsync(new PromotionUsageSearchCriteria {
ObjectId = objectId
})).Results;
await _usageService.DeleteUsagesAsync(alreadyExistUsages.Intersect(toRemoveUsages, EqualityComparer).Select(x => x.Id).ToArray());
}
}
public async Task DoImportAsync(Stream inputStream, Action <ExportImportProgressInfo> progressCallback,
ICancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
var progressInfo = new ExportImportProgressInfo();
using (var streamReader = new StreamReader(inputStream))
using (var reader = new JsonTextReader(streamReader))
{
while (reader.Read())
{
if (reader.TokenType == JsonToken.PropertyName)
{
if (reader.Value.ToString() == "Promotions")
{
await reader.DeserializeJsonArrayWithPagingAsync <Promotion>(_jsonSerializer, _batchSize, items => _promotionService.SavePromotionsAsync(items.ToArray()), processedCount =>
{
progressInfo.Description = $"{ processedCount } promotions have been imported";
progressCallback(progressInfo);
}, cancellationToken);
}
else if (reader.Value.ToString() == "DynamicContentFolders")
{
await reader.DeserializeJsonArrayWithPagingAsync <DynamicContentFolder>(_jsonSerializer, _batchSize, items => _dynamicContentService.SaveFoldersAsync(items.ToArray()), processedCount =>
{
progressInfo.Description = $"{ processedCount } dynamic content items have been imported";
progressCallback(progressInfo);
}, cancellationToken);
}
else if (reader.Value.ToString() == "DynamicContentItems")
{
await reader.DeserializeJsonArrayWithPagingAsync <DynamicContentItem>(_jsonSerializer, _batchSize, items => _dynamicContentService.SaveContentItemsAsync(items.ToArray()), processedCount =>
{
progressInfo.Description = $"{ processedCount } dynamic content items have been imported";
progressCallback(progressInfo);
}, cancellationToken);
}
else if (reader.Value.ToString() == "DynamicContentPlaces")
{
await reader.DeserializeJsonArrayWithPagingAsync <DynamicContentPlace>(_jsonSerializer, _batchSize, items => _dynamicContentService.SavePlacesAsync(items.ToArray()), processedCount =>
{
progressInfo.Description = $"{ processedCount } dynamic content places have been imported";
progressCallback(progressInfo);
}, cancellationToken);
}
else if (reader.Value.ToString() == "DynamicContentPublications")
{
await reader.DeserializeJsonArrayWithPagingAsync <DynamicContentPublication>(_jsonSerializer, _batchSize, items => _dynamicContentService.SavePublicationsAsync(items.ToArray()), processedCount =>
{
progressInfo.Description = $"{ processedCount } dynamic content publications have been imported";
progressCallback(progressInfo);
}, cancellationToken);
}
else if (reader.Value.ToString() == "Coupons")
{
await reader.DeserializeJsonArrayWithPagingAsync <Coupon>(_jsonSerializer, _batchSize, items => _couponService.SaveCouponsAsync(items.ToArray()), processedCount =>
{
progressInfo.Description = $"{ processedCount } coupons have been imported";
progressCallback(progressInfo);
}, cancellationToken);
}
else if (reader.Value.ToString() == "Usages")
{
await reader.DeserializeJsonArrayWithPagingAsync <PromotionUsage>(_jsonSerializer, _batchSize, items => _promotionUsageService.SaveUsagesAsync(items.ToArray()), processedCount =>
{
progressInfo.Description = $"{ processedCount } usages have been imported";
progressCallback(progressInfo);
}, cancellationToken);
}
}
}
}
}