切换空运的时候，要分析需求，35天的量走空运，还有剩余就走海运

AutoTurnOver.DB/purchase_advise.cs

@@ -1118,8 +1118,10 @@ left join dc_mid_transit as t9 on t1.bailun_sku = t9.bailun_sku and t1.warehouse
         /// <summary>
         /// 写入采购建议
         /// </summary>
-        public static void WritePurchaseAdvise(List<dc_auto_purchase_advise_detailed> datas)
+        public static void WritePurchaseAdvise(List<dc_auto_purchase_advise_detailed> originalDatas)
         {
+            //物流切换拆分
+            var datas = LogisticsChangeSplit(originalDatas);
             foreach (var item in datas)
             {
                 item.bailun_sku_warehouse_code = $"{item.bailun_sku}{item.warehouse_code}";
@@ -1142,6 +1144,41 @@ left join dc_mid_transit as t9 on t1.bailun_sku = t9.bailun_sku and t1.warehouse
             }
         }
 
+        /// <summary>
+        /// 物流切换拆分
+        /// 多余35天的量，走海运
+        /// </summary>
+        public static List<dc_auto_purchase_advise_detailed> LogisticsChangeSplit(List<dc_auto_purchase_advise_detailed> originalDatas)
+        {
+            List<dc_auto_purchase_advise_detailed> datas = new List<dc_auto_purchase_advise_detailed>();
+            foreach (var item in originalDatas)
+            {
+                //有切换空运
+                if (item.auto_replace_logistics_task_id > 0)
+                {
+                    // 检查建议数是否超过35天的日均
+                    var quantity_35 =  (int)Math.Ceiling((item.fixed_daily_weighted_sales??0) * 35);
+                    if (item.quantity_final_advise> quantity_35)
+                    {
+                        var quantity_final_advise = item.quantity_final_advise;
+                        item.quantity_final_advise = quantity_35;
+                        datas.Add(item);
+
+                        var item2 = item.ToJson().ToObj<dc_auto_purchase_advise_detailed>();
+                        item2.auto_replace_logistics_task_id = 0;
+                        item2.replace_logistics_remarks = "同仓库sku有切换空运的而需求，但是需求超过35天的量了，由此裂变出一条超出的需求走回默认运输方式";
+                        item2.quantity_final_advise = quantity_final_advise-quantity_35;
+                        datas.Add(item2);
+                    }
+                }
+                else
+                {
+                    datas.Add(item);
+                }
+            }
+            return datas;
+        }
+
         public class old_purchase_advise_detailed
         {
             public int id { get; set; }