转移.net core 3.1，为.NET 5做准备

OpenAuth.Repository/Core/BaseEntity.cs

@@ -0,0 +1,24 @@
+namespace OpenAuth.Repository.Core
+{
+    public abstract class BaseEntity
+    {
+        /// <summary>
+        /// 判断主键是否为空，常用做判定操作是【添加】还是【编辑】
+        /// </summary>
+        /// <returns></returns>
+        public abstract bool KeyIsNull();
+
+        /// <summary>
+        /// 创建默认的主键值
+        /// </summary>
+        public abstract void GenerateDefaultKeyVal();
+
+        public BaseEntity()
+        {
+            if (KeyIsNull())
+            {
+                GenerateDefaultKeyVal();
+            }
+        }
+    }
+}

OpenAuth.Repository/Core/Entity.cs

@@ -1,12 +1,29 @@
 using System;
+using System.ComponentModel;
 
-namespace OpenAuth.Repository.Domain
+namespace OpenAuth.Repository.Core
 {
-    public abstract class Entity
+    /// <summary>
+    /// 主键为字符串的实体基类，为系统默认的实体类型
+    /// </summary>
+    public class Entity : BaseEntity
     {
+        [Browsable(false)]
         public string Id { get; set; }
+        
+        /// <summary>
+        /// 判断主键是否为空，常用做判定操作是【添加】还是【编辑】
+        /// </summary>
+        /// <returns></returns>
+        public override bool KeyIsNull()
+        {
+            return string.IsNullOrEmpty(Id);
+        }
 
-        public Entity()
+        /// <summary>
+        /// 创建默认的主键值
+        /// </summary>
+        public override void GenerateDefaultKeyVal()
         {
             Id = Guid.NewGuid().ToString();
         }

OpenAuth.Repository/Core/TreeEntity.cs

@@ -1,4 +1,4 @@
-using OpenAuth.Repository.Domain;
+using System.ComponentModel;
 
 namespace OpenAuth.Repository.Core
 {
@@ -8,23 +8,27 @@ namespace OpenAuth.Repository.Core
     public abstract class TreeEntity: Entity
     {
         /// <summary>
-        /// 父节点名称
+        /// 节点语义ID
         /// </summary>
+        [Description("节点语义ID")]
+        public string CascadeId { get; set; }
+        /// <summary>
+        /// 功能模块名称
+        /// </summary>
+        [Description("名称")]
+        public string Name { get; set; }
+
+        /// <summary>
+        /// 父节点流水号
+        /// </summary>
+        [Description("父节点流水号")]
         public string ParentId { get; set; }
         /// <summary>
         /// 父节点名称
         /// </summary>
+        [Description("父节点名称")]
         public string ParentName { get; set; }
 
-        /// <summary>
-        /// 节点语义ID
-        /// </summary>
-        public string CascadeId { get; set; }
-
-        /// <summary>
-        /// 名称
-        /// </summary>
-        public string Name { get; set; }
     }
 
 }