Update db.UpdateNav

Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/UpdateNavProvider.cs

@@ -105,16 +105,32 @@ namespace SqlSugar
         {
             if (isRoot && nav.Navigat.NavigatType != NavigateType.ManyToMany)
             {
-                this._Context.Updateable(_Roots).ExecuteCommand();
+                UpdateRoot();
             }
             else
             {
                 if (_Options != null && _Options.ManyToManyIsUpdateA)
                 {
-                    this._Context.Updateable(_Roots).ExecuteCommand();
+                    UpdateRoot();
                 }
             }
         }
 
+        private void UpdateRoot()
+        {
+            if (_Options != null && _Options.RootFunc != null)
+            {
+                var updateable = this._Context.Updateable(_Roots);
+                var exp= _Options.RootFunc as Expression<Action<IUpdateable<Root>>>;
+                Check.ExceptionEasy(exp == null, "UpdateOptions.RootFunc is error", "UpdateOptions.RootFunc");
+                var com= exp.Compile();
+                com(updateable);
+                updateable.ExecuteCommand();
+            }
+            else
+            {
+                this._Context.Updateable(_Roots).ExecuteCommand();
+            }
+        }
     }
 }

Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/UpdateNavProviderHelper.cs

@@ -72,7 +72,19 @@ namespace SqlSugar
             var insertData  = x.InsertList.Select(it => it.Item).ToList();
             var updateData  = x.UpdateList.Select(it => it.Item).ToList();
             Check.ExceptionEasy(pkColumn == null && NavColumn == null, $"The entity is invalid", $"实体错误无法使用导航");
-            x.AsUpdateable.ExecuteCommand();
+            if (_Options != null && _Options.CurrentFunc != null)
+            {
+                var updateable = x.AsUpdateable;
+                var exp = _Options.CurrentFunc as Expression<Action<IUpdateable<TChild>>>;
+                Check.ExceptionEasy(exp == null, "UpdateOptions.CurrentFunc is error", "UpdateOptions.CurrentFunc参数设置错误");
+                var com = exp.Compile();
+                com(updateable);
+                updateable.ExecuteCommand();
+            }
+            else
+            {
+                x.AsUpdateable.ExecuteCommand();
+            }
             InitData(pkColumn, insertData);
             if (_NavigateType == NavigateType.OneToMany)
             {

Src/Asp.Net/SqlSugar/Entities/DeleteNavOptions.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Linq.Expressions;
 using System.Text;
 using System.Threading.Tasks;
 
@@ -16,6 +17,8 @@ namespace SqlSugar
         public bool ManyToManyIsUpdateA { get; set; }
         public bool ManyToManyIsUpdateB { get; set; }
         public bool OneToManyDeleteAll { get;  set; }
+        public Expression RootFunc { get; set; }
+        public Expression CurrentFunc { get; set; }
     }
 
     public class InsertNavOptions