【优化】优化推荐商品的计算规则,使每次推荐商品的数据进行随机处理,展示不同推荐商品。

This commit is contained in:
jianweie code
2023-05-06 22:57:03 +08:00
parent a0a8027397
commit 21dc65b5ef

View File

@@ -901,54 +901,18 @@ namespace CoreCms.Net.Repository
if (isRecommend)
{
list = await DbClient.Queryable<CoreCmsGoods, CoreCmsProducts>((good, pd) => new JoinQueryInfos(
JoinType.Left, good.id == pd.goodsId))
.Where((good, pd) => pd.isDefalut == true && pd.isDel == false && good.isRecommend == true && good.isDel == false && good.isMarketable == true)
.Select((good, pd) => new GoodListDTO()
{
id = good.id,
name = good.name,
brief = good.brief,
image = !SqlFunc.IsNullOrEmpty(good.image) ? good.image : EmptyOrNullImagePath.GoodImage,
video = good.video,
goodsCategoryId = good.goodsCategoryId,
goodsTypeId = good.goodsTypeId,
brandId = good.brandId,
isNomalVirtual = good.isNomalVirtual,
unit = good.unit,
commentsCount = good.commentsCount,
viewCount = good.viewCount,
buyCount = SqlFunc.Subqueryable<CoreCmsOrderItem>()
.LeftJoin<CoreCmsOrder>((sOrderItem, sOrder) => sOrder.orderId == sOrderItem.orderId)
.Where((sOrderItem, sOrder) => sOrderItem.goodsId == good.id && (sOrder.payStatus == (int)GlobalEnumVars.OrderPayStatus.Yes || sOrder.payStatus == (int)GlobalEnumVars.OrderPayStatus.PartialYes))
.Sum(p => p.nums),
sort = good.sort,
labelIds = good.labelIds,
createTime = good.createTime,
isRecommend = good.isRecommend,
isHot = good.isHot,
price = pd.price,
mktprice = pd.mktprice,
stock = pd.stock,
pointsDeduction = pd.pointsDeduction,
points = pd.points,
weight = pd.weight,
initialSales = good.initialSales,
})
.MergeTable()
.OrderBy(p => p.createTime, OrderByType.Desc)
.ToListAsync();
}
else
{
var ids = await DbClient.Queryable<CoreCmsGoods>().Where(p => p.isDel == false && p.isMarketable == true)
var ids = await DbClient.Queryable<CoreCmsGoods>().Where(p => p.isDel == false && p.isMarketable == true && p.isRecommend == true)
.Select(p => p.id).ToArrayAsync();
var dbIds = new List<int>();
if (ids.Any())
if (!ids.Any()) return list;
{
for (int i = 0; i < number; i++)
{
var id = GetRandomNumber(ids);
while (dbIds.Contains(id))//判断集合中有没有生成的随机数如果有则重新生成一个随机数直到生成的随机数list集合中没有才退出循环
{
id = GetRandomNumber(ids);
}
dbIds.Add(id);
}
if (dbIds.Any())
@@ -956,39 +920,97 @@ namespace CoreCms.Net.Repository
list = await DbClient.Queryable<CoreCmsGoods, CoreCmsProducts>((good, pd) => new JoinQueryInfos(
JoinType.Left, good.id == pd.goodsId))
.Where((good, pd) => pd.isDefalut == true && pd.isDel == false && good.isRecommend == true && good.isDel == false && good.isMarketable == true)
.Select((good, pd) => new GoodListDTO
.Select((good, pd) => new GoodListDTO
{
id = good.id,
name = good.name,
brief = good.brief,
image = !SqlFunc.IsNullOrEmpty(good.image) ? good.image : EmptyOrNullImagePath.GoodImage,
video = good.video,
goodsCategoryId = good.goodsCategoryId,
goodsTypeId = good.goodsTypeId,
brandId = good.brandId,
isNomalVirtual = good.isNomalVirtual,
unit = good.unit,
commentsCount = good.commentsCount,
viewCount = good.viewCount,
buyCount = SqlFunc.Subqueryable<CoreCmsOrderItem>()
.LeftJoin<CoreCmsOrder>((sOrderItem, sOrder) => sOrder.orderId == sOrderItem.orderId)
.Where((sOrderItem, sOrder) => sOrderItem.goodsId == good.id && (sOrder.payStatus == (int)GlobalEnumVars.OrderPayStatus.Yes || sOrder.payStatus == (int)GlobalEnumVars.OrderPayStatus.PartialYes))
.Sum(p => p.nums),
sort = good.sort,
labelIds = good.labelIds,
createTime = good.createTime,
isRecommend = good.isRecommend,
isHot = good.isHot,
price = pd.price,
mktprice = pd.mktprice,
stock = pd.stock,
pointsDeduction = pd.pointsDeduction,
points = pd.points,
weight = pd.weight,
initialSales = good.initialSales,
})
.MergeTable()
.Where(p => dbIds.Contains(p.id)).ToListAsync();
}
}
}
else
{
var ids = await DbClient.Queryable<CoreCmsGoods>().Where(p => p.isDel == false && p.isMarketable == true)
.Select(p => p.id).ToArrayAsync();
var dbIds = new List<int>();
if (!ids.Any()) return list;
{
for (int i = 0; i < number; i++)
{
var id = GetRandomNumber(ids);
while (dbIds.Contains(id))//判断集合中有没有生成的随机数如果有则重新生成一个随机数直到生成的随机数list集合中没有才退出循环
{
id = good.id,
name = good.name,
brief = good.brief,
image = !SqlFunc.IsNullOrEmpty(good.image) ? good.image : EmptyOrNullImagePath.GoodImage,
video = good.video,
goodsCategoryId = good.goodsCategoryId,
goodsTypeId = good.goodsTypeId,
brandId = good.brandId,
isNomalVirtual = good.isNomalVirtual,
unit = good.unit,
commentsCount = good.commentsCount,
viewCount = good.viewCount,
buyCount = SqlFunc.Subqueryable<CoreCmsOrderItem>()
.LeftJoin<CoreCmsOrder>((sOrderItem, sOrder) => sOrder.orderId == sOrderItem.orderId)
.Where((sOrderItem, sOrder) => sOrderItem.goodsId == good.id && (sOrder.payStatus == (int)GlobalEnumVars.OrderPayStatus.Yes || sOrder.payStatus == (int)GlobalEnumVars.OrderPayStatus.PartialYes))
.Sum(p => p.nums),
sort = good.sort,
labelIds = good.labelIds,
createTime = good.createTime,
isRecommend = good.isRecommend,
isHot = good.isHot,
price = pd.price,
mktprice = pd.mktprice,
stock = pd.stock,
pointsDeduction = pd.pointsDeduction,
points = pd.points,
weight = pd.weight,
initialSales = good.initialSales,
})
.MergeTable()
.Where(p => dbIds.Contains(p.id)).ToListAsync();
id = GetRandomNumber(ids);
}
dbIds.Add(id);
}
if (dbIds.Any())
{
list = await DbClient.Queryable<CoreCmsGoods, CoreCmsProducts>((good, pd) => new JoinQueryInfos(
JoinType.Left, good.id == pd.goodsId))
.Where((good, pd) => pd.isDefalut == true && pd.isDel == false && good.isRecommend == true && good.isDel == false && good.isMarketable == true)
.Select((good, pd) => new GoodListDTO
{
id = good.id,
name = good.name,
brief = good.brief,
image = !SqlFunc.IsNullOrEmpty(good.image) ? good.image : EmptyOrNullImagePath.GoodImage,
video = good.video,
goodsCategoryId = good.goodsCategoryId,
goodsTypeId = good.goodsTypeId,
brandId = good.brandId,
isNomalVirtual = good.isNomalVirtual,
unit = good.unit,
commentsCount = good.commentsCount,
viewCount = good.viewCount,
buyCount = SqlFunc.Subqueryable<CoreCmsOrderItem>()
.LeftJoin<CoreCmsOrder>((sOrderItem, sOrder) => sOrder.orderId == sOrderItem.orderId)
.Where((sOrderItem, sOrder) => sOrderItem.goodsId == good.id && (sOrder.payStatus == (int)GlobalEnumVars.OrderPayStatus.Yes || sOrder.payStatus == (int)GlobalEnumVars.OrderPayStatus.PartialYes))
.Sum(p => p.nums),
sort = good.sort,
labelIds = good.labelIds,
createTime = good.createTime,
isRecommend = good.isRecommend,
isHot = good.isHot,
price = pd.price,
mktprice = pd.mktprice,
stock = pd.stock,
pointsDeduction = pd.pointsDeduction,
points = pd.points,
weight = pd.weight,
initialSales = good.initialSales,
})
.MergeTable()
.Where(p => dbIds.Contains(p.id)).ToListAsync();
}
}
}