/// <summary>
/// 取用户在门店的购物车数量
/// </summary>
/// <param name="userId"></param>
/// <param name="branchIds"></param>
/// <returns></returns>
public static Dictionary <long, int> GetShopBranchCartItemCount(long userId, List <long> branchIds)
{
Dictionary <long, int> result = new Dictionary <long, int>();
if (userId == 0)
{
return(result);
}
Himall.Entities.ShoppingCartInfo memberCartInfo = new Himall.Entities.ShoppingCartInfo();
List <DTO.Product.Product> onSaleProducts = new List <DTO.Product.Product>();
if (userId > 0)
{//如果已登陆取购物车数据
memberCartInfo = CartApplication.GetShopBranchCart(userId);
if (memberCartInfo != null)
{
onSaleProducts = ProductManagerApplication.GetAllStatusProductByIds(memberCartInfo.Items.Select(e => e.ProductId)).ToList();
}
}
Dictionary <long, long> buyedCounts = null;
if (userId > 0)
{
buyedCounts = new Dictionary <long, long>();
buyedCounts = OrderApplication.GetProductBuyCount(userId, memberCartInfo.Items.Select(x => x.ProductId));
}
var shopBranchSkuList = Service.GetSkusByBranchIds(branchIds, skuids: memberCartInfo.Items.Select(s => s.SkuId).ToList());
foreach (var id in branchIds)
{
//var cartQuantity = memberCartInfo.Items.Where(c => c.ShopBranchId.HasValue && c.ShopBranchId.Value == query.shopBranchId).Sum(c => c.Quantity);
//过滤购物车 无效商品
var cartQuantity = memberCartInfo.Items.Where(c => c.ShopBranchId == id).Select(item =>
{
var product = onSaleProducts.FirstOrDefault(p => p.Id == item.ProductId);
var shopbranchsku = shopBranchSkuList.FirstOrDefault(x => x.ShopBranchId == id && x.SkuId == item.SkuId);
long stock = shopbranchsku == null ? 0 : shopbranchsku.Stock;
if (stock > product.MaxBuyCount && product.MaxBuyCount != 0)
{
stock = product.MaxBuyCount;
}
if (product.MaxBuyCount > 0 && buyedCounts != null && buyedCounts.ContainsKey(item.ProductId))
{
long buynum = buyedCounts[item.ProductId];
stock = stock - buynum;
}
var status = product.IsOpenLadder ? 1 : (shopbranchsku == null ? 1 : (shopbranchsku.Status == ShopBranchSkuStatus.Normal) ? (item.Quantity > stock ? 2 : 0) : 1);//0:正常；1：冻结；2：库存不足
if (status == 0)
{
return(item.Quantity);
}
else
{
return(0);
}
}).Sum(count => count);
if (cartQuantity > 0)
{
result.Add(id, cartQuantity);
}
}
return(result);
}
public static bool BranchCanBuy(long userId, long productId, int count, string skuId, long shopBranchId, out int reason)
{
var product = Service.GetProduct(productId);
if (product.SaleStatus != Entities.ProductInfo.ProductSaleStatus.OnSale || product.AuditStatus != Entities.ProductInfo.ProductAuditStatus.Audited)
{
//商城商品下架，但是门店的商品状态销售中，允许用户购买。
//商城商品下架后，销售状态-仓库中，审核状态-待审核
if (product.SaleStatus != Entities.ProductInfo.ProductSaleStatus.InStock && product.AuditStatus != Entities.ProductInfo.ProductAuditStatus.WaitForAuditing)
{
reason = 1;
return(false);
}
}
var sku = ProductManagerApplication.GetSKU(skuId);
if (sku == null)
{
reason = 2;
return(false);
}
var shopBranch = ShopBranchApplication.GetShopBranchById(shopBranchId);
if (shopBranch == null)
{
reason = 4;
return(false);
}
var shopBranchSkuList = ShopBranchApplication.GetSkusByIds(shopBranchId, new List <string> {
skuId
});
if (shopBranchSkuList == null || shopBranchSkuList.Count == 0 || shopBranchSkuList[0].Status == ShopBranchSkuStatus.InStock)
{
reason = 2;
return(false);
}
var sbsku = shopBranchSkuList.FirstOrDefault();
if (sbsku.Stock < count)
{
reason = 9;
return(false);
}
if (product.IsDeleted)
{
reason = 2;
return(false);
}
if (product.MaxBuyCount <= 0)
{
reason = 0;
return(true);
}
var buyedCounts = OrderApplication.GetProductBuyCount(userId, new long[] { productId });
if (product.MaxBuyCount < count + (buyedCounts.ContainsKey(productId) ? buyedCounts[productId] : 0))
{
reason = 3;
return(false);
}
reason = 0;
return(true);
}
public static List <CartItem> GetCartItems(long memberId)
{
var cart = GetShoppingCart(memberId);
//会员折扣
var discount = MemberApplication.GetMemberDiscount(memberId);
var skuIds = cart.Items.Select(p => p.SkuId).ToList();
var skus = GetService <IProductService>().GetSKUs(skuIds);
var products = GetService <IProductService>().GetProducts(skus.Select(p => p.ProductId).ToList());
var shops = GetService <IShopService>().GetShops(products.Select(p => p.ShopId).ToList());
var types = TypeApplication.GetTypes();
//限时购活动
var limitProducts = LimitTimeApplication.GetPriceByProducrIds(products.Select(p => p.Id).ToList());
//阶梯价商品
var allLadders = GetService <IProductLadderPriceService>().GetLadderPricesByProductIds(products.Where(p => p.IsOpenLadder).Select(p => p.Id).ToList());
var result = new List <CartItem>();
foreach (var item in cart.Items)
{
var sku = skus.FirstOrDefault(p => p.Id == item.SkuId);
var product = products.FirstOrDefault(p => p.Id == item.ProductId);
if (product == null)
{
continue; //忽略异常数据
}
var shop = shops.FirstOrDefault(p => p.Id == product.ShopId);
var type = types.FirstOrDefault(p => p.Id == product.TypeId);
if (sku == null || shop == null)
{
continue; //忽略异常数据
}
#region 价格覆盖
var minMach = 0;
//阶梯价格
if (product.IsOpenLadder)
{
var ladders = allLadders.Where(p => p.ProductId == item.ProductId).ToList();
var quantity = cart.Items.Where(c => c.ProductId == item.ProductId && c.ShopBranchId == 0).ToList().Sum(c => c.Quantity);
sku.SalePrice = ProductManagerApplication.GetProductLadderPrice(ladders, quantity);
minMach = ladders.Min(p => p.MinBath);
}
var price = -1M;//其他价格
//限时购价格
var limit = limitProducts.FirstOrDefault(p => p.ProductId == item.ProductId);
if (limit != null)
{
price = limit.MinPrice;
}
//会员折扣
if (price < 0 && shop.IsSelf)
{
price = sku.SalePrice * discount;
}
if (price >= 0)
{
sku.SalePrice = price;
}
#endregion
//填充SKU别名
ProductManagerApplication.FillSkuAlias(sku, product, type);
//是否限时购
var isLimit = limit != null;
result.Add(new CartItem
{
ItemId = item.Id,
Quantity = item.Quantity,
AddTime = item.AddTime,
Product = product,
Shop = shop,
Sku = sku,
ShowStatus = isLimit ? 1 : ProductManagerApplication.GetProductShowStatus(product, sku.Map <DTO.SKU>(), 1),
LimitId = isLimit?limit.Id:0, //参与限时购活动ID
IsLimit = isLimit, //是否参加限时购
MinMach = minMach,
});
}
return(result);
}
