diff --git a/Infrastructure/Extensions/StringExtension.cs b/Infrastructure/Extensions/StringExtension.cs
index 75885c8..60315e2 100644
--- a/Infrastructure/Extensions/StringExtension.cs
+++ b/Infrastructure/Extensions/StringExtension.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Text;
+using System.Text.RegularExpressions;
 
 namespace Infrastructure.Extensions
 {
@@ -26,5 +27,19 @@ namespace Infrastructure.Extensions
         {
             return !string.IsNullOrEmpty(str);
         }
+
+        /// <summary>
+        /// 注意：如果替换的旧值中有特殊符号，替换将会失败，解决办法 例如特殊符号是“(”：  要在调用本方法前加oldValue=oldValue.Replace("(","//(");
+        /// </summary>
+        /// <param name="input"></param>
+        /// <param name="oldValue"></param>
+        /// <param name="newValue"></param>
+        /// <returns></returns>
+        public static string ReplaceFirst(this string input, string oldValue, string newValue)
+        {
+            Regex regEx = new Regex(oldValue, RegexOptions.Multiline);
+            return regEx.Replace(input, newValue == null ? "" : newValue, 1);
+
+        }
     }
 }
diff --git a/ZR.Repository/System/SysDeptRepository.cs b/ZR.Repository/System/SysDeptRepository.cs
index b41871a..af18347 100644
--- a/ZR.Repository/System/SysDeptRepository.cs
+++ b/ZR.Repository/System/SysDeptRepository.cs
@@ -7,7 +7,7 @@ namespace ZR.Repository.System
     /// <summary>
     /// 部门管理
     /// </summary>
-    [AppService(ServiceLifetime=  LifeTime.Transient)]
+    [AppService(ServiceLifetime = LifeTime.Transient)]
     public class SysDeptRepository : BaseRepository<SysDept>
     {
         /// <summary>
@@ -22,9 +22,10 @@ namespace ZR.Repository.System
             return Context.SqlQueryable<SysDept>(sql).AddParameters(new { @deptId = deptId }).ToList();
         }
 
-        public int UdateDeptChildren(SysDept dept)
+        public int UdateDeptChildren(List<SysDept> dept)
         {
-            return Context.Updateable(dept).UpdateColumns(it => new { it.Ancestors }).ExecuteCommand();
+            return Context.Updateable(dept).WhereColumns(f => new { f.DeptId })
+                .UpdateColumns(it => new { it.Ancestors }).ExecuteCommand();
         }
     }
 }
diff --git a/ZR.Repository/System/SysUserRepository.cs b/ZR.Repository/System/SysUserRepository.cs
index 57423c1..6c263a4 100644
--- a/ZR.Repository/System/SysUserRepository.cs
+++ b/ZR.Repository/System/SysUserRepository.cs
@@ -3,6 +3,7 @@ using Infrastructure.Extensions;
 using SqlSugar;
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using ZR.Model;
 using ZR.Model.System;
 
@@ -22,15 +23,24 @@ namespace ZR.Repository.System
         /// <returns></returns>
         public PagedInfo<SysUser> SelectUserList(SysUser user, PagerInfo pager)
         {
+            var exp = Expressionable.Create<SysUser>();
+            exp.AndIF(!string.IsNullOrEmpty(user.UserName), u => u.UserName.Contains(user.UserName));
+            exp.AndIF(!string.IsNullOrEmpty(user.Status), u => u.Status == user.Status);
+            exp.AndIF(user.BeginTime != DateTime.MinValue && user.BeginTime != null, u => u.Create_time >= user.BeginTime);
+            exp.AndIF(user.EndTime != DateTime.MinValue && user.EndTime != null, u => u.Create_time <= user.EndTime);
+            exp.AndIF(!user.Phonenumber.IsEmpty(), u => u.Phonenumber == user.Phonenumber);
+            exp.And(u => u.DelFlag == "0");
+
+            if (user.DeptId != 0)
+            {
+                SysDept dept = Context.Queryable<SysDept>().First(f => f.DeptId == user.DeptId);
+                string[] deptArr = dept?.Ancestors.Split(",").ToArray();
+
+                exp.AndIF(user.DeptId != 0, u => u.DeptId == user.DeptId);// || deptArr.Contains(u.DeptId.ToString()));
+            }
             var query = Context.Queryable<SysUser>()
                 .LeftJoin<SysDept>((u, dept) => u.DeptId == dept.DeptId)
-                .WhereIF(!string.IsNullOrEmpty(user.UserName), u => u.UserName.Contains(user.UserName))
-                .WhereIF(!string.IsNullOrEmpty(user.Status), u => u.Status == user.Status)
-                .WhereIF(user.BeginTime != DateTime.MinValue && user.BeginTime != null, u => u.Create_time >= user.BeginTime)
-                .WhereIF(user.EndTime != DateTime.MinValue && user.EndTime != null, u => u.Create_time <= user.EndTime)
-                .WhereIF(!user.Phonenumber.IsEmpty(), u => u.Phonenumber == user.Phonenumber)
-                .WhereIF(user.DeptId != 0, u => u.DeptId == user.DeptId)
-                .Where(u => u.DelFlag == "0")
+                .Where(exp.ToExpression())
                 .Select((u, dept) => new SysUser
                 {
                     UserId = u.UserId.SelectAll(),
diff --git a/ZR.Service/System/SysDeptService.cs b/ZR.Service/System/SysDeptService.cs
index 14da4b7..9a996e9 100644
--- a/ZR.Service/System/SysDeptService.cs
+++ b/ZR.Service/System/SysDeptService.cs
@@ -86,7 +86,7 @@ namespace ZR.Service.System
         /// <returns></returns>
         public int UpdateDept(SysDept dept)
         {
-            SysDept newParentDept = DeptRepository.GetFirst(it => it.ParentId == dept.ParentId);
+            SysDept newParentDept = DeptRepository.GetFirst(it => it.DeptId == dept.ParentId);
             SysDept oldDept = DeptRepository.GetFirst(m => m.DeptId == dept.DeptId);
             if (newParentDept != null && oldDept != null)
             {
@@ -96,10 +96,11 @@ namespace ZR.Service.System
                 UpdateDeptChildren(dept.DeptId, newAncestors, oldAncestors);
             }
             int result = DeptRepository.Context.Updateable(dept).ExecuteCommand();
-            if (UserConstants.DEPT_NORMAL.Equals(dept.Status))
+            if (UserConstants.DEPT_NORMAL.Equals(dept.Status) && dept.Ancestors.IfNotEmpty()
+                && !"0".Equals(dept.Ancestors))
             {
                 // 如果该部门是启用状态，则启用该部门的所有上级部门
-                //UpdateParentDeptStatus(dept);
+                UpdateParentDeptStatusNormal(dept);
             }
             return result;
         }
@@ -108,12 +109,13 @@ namespace ZR.Service.System
         /// 修改该部门的父级部门状态
         /// </summary>
         /// <param name="dept">当前部门</param>
-        private void UpdateParentDeptStatus(SysDept dept)
+        private void UpdateParentDeptStatusNormal(SysDept dept)
         {
-            string updateBy = dept.Update_by;
-            dept = DeptRepository.GetFirst(it => it.DeptId == dept.DeptId);
-            dept.Update_by = updateBy;
-            //DeptRepository.UpdateParentDeptStatus(dept);
+            long[] depts = Tools.SpitLongArrary(dept.Ancestors);
+            dept.Status = "0";
+            dept.Update_time = DateTime.Now;
+
+            DeptRepository.Update(dept, it => new { it.Update_by, it.Update_time, it.Status }, f => depts.Contains(f.DeptId));
         }
 
         /// <summary>
@@ -128,14 +130,22 @@ namespace ZR.Service.System
 
             foreach (var child in children)
             {
-                child.Ancestors = child.Ancestors.Replace(oldAncestors, newAncestors);
+                string ancestors = child.Ancestors.ReplaceFirst(oldAncestors, newAncestors);
+                long[] ancestorsArr = Tools.SpitLongArrary(ancestors).Distinct().ToArray();
+                child.Ancestors = string.Join(",", ancestorsArr);
             }
-            if (children.Count > 0)
+            if (children.Any())
             {
-                //DeptRepository.UdateDeptChildren(child);
+                DeptRepository.UdateDeptChildren(children);
             }
         }
 
+        /// <summary>
+        /// 获取所有子部门
+        /// </summary>
+        /// <param name="depts"></param>
+        /// <param name="deptId"></param>
+        /// <returns></returns>
         public List<SysDept> GetChildrenDepts(List<SysDept> depts, long deptId)
         {
             return depts.FindAll(delegate (SysDept item)