public void UpdateTopic(TopicInfo topicInfo)
{
string empty = string.Empty;
try
{
string topImage = topicInfo.TopImage;
string backgroundImage = topicInfo.BackgroundImage;
string frontCoverImage = topicInfo.FrontCoverImage;
empty = MoveImages(topicInfo.Id, ref backgroundImage, ref topImage, ref frontCoverImage);
List <TopicModuleInfo> topicModuleInfos = new List <TopicModuleInfo>();
TopicModuleInfo[] array = topicInfo.TopicModuleInfo.ToArray();
for (int i = 0; i < array.Length; i++)
{
TopicModuleInfo topicModuleInfo = array[i];
TopicModuleInfo topicModuleInfo1 = new TopicModuleInfo()
{
Name = topicModuleInfo.Name,
TopicId = topicModuleInfo.TopicId,
ModuleProductInfo = topicModuleInfo.ModuleProductInfo.ToList()
};
topicModuleInfos.Add(topicModuleInfo1);
}
//context.TopicModuleInfo.OrderBy((TopicModuleInfo item) => item.TopicId == topicInfo.Id);
context.TopicModuleInfo.Remove <TopicModuleInfo>((TopicModuleInfo item) => item.TopicId == topicInfo.Id);
context.SaveChanges();
TopicInfo name = context.TopicInfo.FindById <TopicInfo>(topicInfo.Id);
name.Name = topicInfo.Name;
name.BackgroundImage = backgroundImage;
name.TopImage = topImage;
name.FrontCoverImage = frontCoverImage;
name.Tags = topicInfo.Tags;
name.TopicModuleInfo = topicModuleInfos;
name.IsRecommend = topicInfo.IsRecommend;
name.SelfDefineText = topicInfo.SelfDefineText;
context.SaveChanges();
}
catch (Exception exception1)
{
Exception exception = exception1;
if (!string.IsNullOrWhiteSpace(empty))
{
try
{
Directory.Delete(empty);
}
catch
{
}
}
throw new HimallException("修改专题失败", exception);
}
}
public JsonResult LoadProducts(long topicId, long moduleId, int page, int pageSize)
{
TopicInfo topicInfo = ServiceHelper.Create <ITopicService>().GetTopicInfo(topicId);
TopicModuleInfo topicModuleInfo = topicInfo.TopicModuleInfo.FirstOrDefault((TopicModuleInfo item) => item.Id == moduleId);
IEnumerable <long> nums =
from item in topicModuleInfo.ModuleProductInfo.Where((ModuleProductInfo item) => {
if (item.ProductInfo.SaleStatus != ProductInfo.ProductSaleStatus.OnSale)
{
return(false);
}
return(item.ProductInfo.AuditStatus == ProductInfo.ProductAuditStatus.Audited);
}).OrderBy <ModuleProductInfo, long>((ModuleProductInfo item) => item.Id).Skip(pageSize * (page - 1)).Take(pageSize)
select item.ProductId;
IQueryable <ProductInfo> productByIds = ServiceHelper.Create <IProductService>().GetProductByIds(nums);
var array =
from item in productByIds.ToArray()
select new { name = item.ProductName, id = item.Id, image = item.GetImage(ProductInfo.ImageSize.Size_350, 1), price = item.MinSalePrice, marketPrice = item.MarketPrice };
return(Json(array));
}
