product同步mainsku

BBWY.Server.Business/Sync/ProductSyncBusiness.cs

@@ -37,6 +37,23 @@ namespace BBWY.Server.Business.Sync
             this.productBusiness = productBusiness;
         }
 
+        private string GetMainSkuId(IList<ProductSkuResponse> skuList)
+        {
+            var maxPrice = skuList.Max(s => s.Price);
+            var sku = skuList.FirstOrDefault(s => s.Price == maxPrice && s.State == 1);
+            return sku?.Id ?? string.Empty;
+        }
+
+        private bool CheckMainSkuState(IList<ProductSkuResponse> skuList, string mainSkuId)
+        {
+            if (string.IsNullOrEmpty(mainSkuId))
+                return false;
+            var mainSku = skuList.FirstOrDefault(s => s.Id == mainSkuId);
+            if (mainSku == null || mainSku.State != 1)
+                return false;
+            return true;
+        }
+
         private void SyncProduct(ShopResponse shop, ProductListResponse productList)
         {
             var currentProductId = "";
@@ -56,26 +73,8 @@ namespace BBWY.Server.Business.Sync
                 foreach (var product in productList.Items)
                 {
                     currentProductId = product.Id;
-                    var dbProduct = dbProducts.FirstOrDefault(dbp => dbp.Id == product.Id);
-                    if (dbProduct == null)
-                    {
-                        insertProductList.Add(new Product()
-                        {
-                            Id = product.Id,
-                            CreateTime = product.CreateTime ?? DateTime.Now,
-                            Platform = shop.PlatformId,
-                            ProductItemNum = product.ProductItemNum,
-                            ShopId = shopId,
-                            Title = product.Title,
-                            State = product.State
-                        });
-                    }
-                    else if (dbProduct.State != product.State)
-                    {
-                        var update = fsql.Update<Product>(product.Id).Set(p => p.State, product.State);
-                        updateProductList.Add(update);
-                    }
 
+                    #region 检查sku
                     var skuList = productBusiness.GetProductSkuList(new SearchProductSkuRequest()
                     {
                         AppKey = shop.AppKey,
@@ -110,6 +109,35 @@ namespace BBWY.Server.Business.Sync
                             updateProductSkuList.Add(update);
                         }
                     }
+                    #endregion
+
+                    #region 检查产品
+                    var dbProduct = dbProducts.FirstOrDefault(dbp => dbp.Id == product.Id);
+                    if (dbProduct == null)
+                    {
+                        insertProductList.Add(new Product()
+                        {
+                            Id = product.Id,
+                            CreateTime = product.CreateTime ?? DateTime.Now,
+                            Platform = shop.PlatformId,
+                            ProductItemNum = product.ProductItemNum,
+                            ShopId = shopId,
+                            Title = product.Title,
+                            State = product.State,
+                            MainSkuId = GetMainSkuId(skuList)
+                        });
+                    }
+                    else if (dbProduct.State != product.State || !CheckMainSkuState(skuList, dbProduct.MainSkuId))
+                    {
+                        string newMainSkuId = string.Empty;
+                        if (!CheckMainSkuState(skuList, dbProduct.MainSkuId))
+                            newMainSkuId = GetMainSkuId(skuList);
+
+                        var update = fsql.Update<Product>(product.Id).SetIf(dbProduct.State != product.State, p => p.State, product.State)
+                                                                     .SetIf(!string.IsNullOrEmpty(newMainSkuId), p => p.MainSkuId, newMainSkuId);
+                        updateProductList.Add(update);
+                    }
+                    #endregion
                 }
 
                 fsql.Transaction(() =>

BBWY.Server.Model/Db/Product/Product.cs

@@ -34,6 +34,12 @@ namespace BBWY.Server.Model.Db
 		
 		public string Title { get; set; }
 
+		/// <summary>
+		/// 主SkuId
+		/// </summary>
+		[Column(StringLength = 50)]
+		public string MainSkuId { get; set; }
+
 		/// <summary>
 		/// 京东商品状态【-1：删除 1:从未上架 2:自主下架 4:系统下架 8:上架 513:从未上架待审 514:自主下架待审 516:系统下架待审 520:上架待审核 1028:系统下架审核失败】
 		/// </summary>