diff --git a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentCreateInputVo.cs b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentCreateInputVo.cs
index fa6c3bbd..2850490a 100644
--- a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentCreateInputVo.cs
+++ b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentCreateInputVo.cs
@@ -11,5 +11,6 @@ namespace Yi.Framework.Application.Contracts.Student.Dtos
     /// </summary>
     public class StudentCreateInputVo
     {
+        public string Name { get; set; }
     }
 }
diff --git a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetListInputVo.cs b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetListInputVo.cs
index cf548210..a8d48c99 100644
--- a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetListInputVo.cs
+++ b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetListInputVo.cs
@@ -8,5 +8,6 @@ namespace Yi.Framework.Application.Contracts.Student.Dtos
 {
     public class StudentGetListInputVo
     {
+        public string? Name { get; set; }
     }
 }
diff --git a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetListOutputDto.cs b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetListOutputDto.cs
index 02a7bb83..ab35ff82 100644
--- a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetListOutputDto.cs
+++ b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetListOutputDto.cs
@@ -10,5 +10,6 @@ namespace Yi.Framework.Application.Contracts.Student.Dtos
     public class StudentGetListOutputDto : IEntityDto<long>
     {
         public long Id { get; set; }
+        public string Name { get; set; }
     }
 }
diff --git a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetOutputDto.cs b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetOutputDto.cs
index 74632e9c..9b04889a 100644
--- a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetOutputDto.cs
+++ b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentGetOutputDto.cs
@@ -10,5 +10,6 @@ namespace Yi.Framework.Application.Contracts.Student.Dtos
     public class StudentGetOutputDto : IEntityDto<long>
     {
         public long Id { get; set; }
+        public string Name { get; set; }
     }
 }
diff --git a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentUpdateInputVo.cs b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentUpdateInputVo.cs
index 465e9ec1..d273f329 100644
--- a/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentUpdateInputVo.cs
+++ b/src/Yi.Framework/Yi.Framework.Application.Contracts/Student/Dtos/StudentUpdateInputVo.cs
@@ -8,5 +8,7 @@ namespace Yi.Framework.Application.Contracts.Student.Dtos
 {
     public class StudentUpdateInputVo
     {
+        public long Id { get; set; }
+        public string Name { get; set; }
     }
 }
diff --git a/src/Yi.Framework/Yi.Framework.Application/Student/MapperConfig/StudentProfile.cs b/src/Yi.Framework/Yi.Framework.Application/Student/MapperConfig/StudentProfile.cs
index 932359b4..171448c9 100644
--- a/src/Yi.Framework/Yi.Framework.Application/Student/MapperConfig/StudentProfile.cs
+++ b/src/Yi.Framework/Yi.Framework.Application/Student/MapperConfig/StudentProfile.cs
@@ -1,12 +1,23 @@
-using System;
+using AutoMapper;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using Yi.Framework.Application.Contracts.Student.Dtos;
+using Yi.Framework.Domain.Student.Entities;
 
 namespace Yi.Framework.Application.Student.MapperConfig
 {
-    internal class StudentProfile
+    public class StudentProfile: Profile
     {
+        public StudentProfile()
+        {
+            CreateMap<StudentGetListInputVo, StudentEntity>();
+            CreateMap<StudentCreateInputVo, StudentEntity>();
+            CreateMap<StudentUpdateInputVo, StudentEntity>();
+            CreateMap<StudentEntity, StudentGetListOutputDto>();
+            CreateMap<StudentEntity, StudentGetOutputDto>();
+        }
     }
 }
diff --git a/src/Yi.Framework/Yi.Framework.AspNetCore/Microsoft/AspNetCore/Builder/CorsUseExtensions.cs b/src/Yi.Framework/Yi.Framework.AspNetCore/Microsoft/AspNetCore/Builder/CorsUseExtensions.cs
index 7a7e3078..e4e85233 100644
--- a/src/Yi.Framework/Yi.Framework.AspNetCore/Microsoft/AspNetCore/Builder/CorsUseExtensions.cs
+++ b/src/Yi.Framework/Yi.Framework.AspNetCore/Microsoft/AspNetCore/Builder/CorsUseExtensions.cs
@@ -9,7 +9,7 @@ namespace AspNetCore.Microsoft.AspNetCore.Builder
 {
     public static class CorsUseExtensions
     {
-        public static void UseCorsService(this IApplicationBuilder app)
+        public static void UseCorsServer(this IApplicationBuilder app)
         {
             app.UseCors("CorsPolicy");
         }
diff --git a/src/Yi.Framework/Yi.Framework.Core.AutoMapper/Extensions/AutoMapperExtensions.cs b/src/Yi.Framework/Yi.Framework.Core.AutoMapper/Extensions/AutoMapperExtensions.cs
index 153206ad..36b886a5 100644
--- a/src/Yi.Framework/Yi.Framework.Core.AutoMapper/Extensions/AutoMapperExtensions.cs
+++ b/src/Yi.Framework/Yi.Framework.Core.AutoMapper/Extensions/AutoMapperExtensions.cs
@@ -22,7 +22,7 @@ namespace Yi.Framework.Autofac.Extensions
             {
                 if (a.FullName is not null)
                 {
-                    profileList.AddRange(AssemblyHelper.GetClassByInterfaces(a.FullName, typeof(Profile)));
+                    profileList.AddRange(AssemblyHelper.GetClassByParentClass(a.FullName, typeof(Profile)));
                 }
 
             });
diff --git a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Const/SqlsugarConst.cs b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Const/SqlsugarConst.cs
new file mode 100644
index 00000000..274024ae
--- /dev/null
+++ b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Const/SqlsugarConst.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Yi.Framework.Core.Sqlsugar.Const
+{
+    public class SqlsugarConst
+    {
+        public const string 读写分离为空 = "开启读写分离后，读库连接不能为空";
+
+        public const string DbType配置为空 = "DbType配置为空，必须选择一个数据库类型";
+    }
+}
diff --git a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Extensions/SqlsugarCodeFirstExtensions.cs b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Extensions/SqlsugarCodeFirstExtensions.cs
new file mode 100644
index 00000000..4210b894
--- /dev/null
+++ b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Extensions/SqlsugarCodeFirstExtensions.cs
@@ -0,0 +1,59 @@
+using Microsoft.AspNetCore.Builder;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Options;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using Yi.Framework.Core.Sqlsugar.Options;
+
+namespace Yi.Framework.Core.Sqlsugar.Extensions
+{
+    public static class SqlsugarCodeFirstExtensions
+    {
+        public static void UseSqlsugarCodeFirstServer(this IApplicationBuilder app)
+        {
+            var db = app.ApplicationServices.GetRequiredService<ISqlSugarClient>();
+            var options = app.ApplicationServices.GetRequiredService<IOptions<DbConnOptions>>();
+
+            var assemblys = new List<Assembly>();
+
+            //全盘加载
+            if (options.Value.EntityAssembly is null)
+            {
+                assemblys.AddRange(AppDomain.CurrentDomain.GetAssemblies().ToList());
+            }
+            //按需加载
+            else
+            {
+                options.Value.EntityAssembly.ForEach(a =>
+                {
+                    assemblys.Add(Assembly.Load(a));
+                });
+            }
+
+            foreach (var assembly in assemblys)
+            {
+                TableInvoer(db, assembly.GetTypes().ToList());
+            }
+
+        }
+
+        private static void TableInvoer(ISqlSugarClient _Db, List<Type> typeList)
+        {
+            _Db.DbMaintenance.CreateDatabase();
+            foreach (var t in typeList)
+            {
+                //扫描如果存在SugarTable特性 并且 不是分表模型，直接codefirst
+                if (t.GetCustomAttributes(false).Any(a => a.GetType().Equals(typeof(SugarTable))
+                && !t.GetCustomAttributes(false).Any(a => a.GetType().Equals(typeof(SplitTableAttribute)))))
+                {
+                    _Db.CodeFirst.SetStringDefaultLength(200).InitTables(t);//这样一个表就能成功创建了
+                }
+            }
+        }
+    }
+}
diff --git a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Extensions/SqlsugarExtensions.cs b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Extensions/SqlsugarExtensions.cs
index c56ceb8c..587310c7 100644
--- a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Extensions/SqlsugarExtensions.cs
+++ b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Extensions/SqlsugarExtensions.cs
@@ -10,6 +10,8 @@ using System.Text;
 using System.Threading.Tasks;
 using Yi.Framework.Core.Configuration;
 using Yi.Framework.Core.Model;
+using Yi.Framework.Core.Sqlsugar.Const;
+using Yi.Framework.Core.Sqlsugar.Options;
 using DbType = SqlSugar.DbType;
 
 namespace Yi.Framework.Core.Sqlsugar.Extensions
@@ -18,11 +20,24 @@ namespace Yi.Framework.Core.Sqlsugar.Extensions
     {
         public static void AddSqlsugarServer(this IServiceCollection services, Action<SqlSugarClient>? action = null)
         {
-            DbType dbType;
-            var slavaConFig = new List<SlaveConnectionConfig>();
-            if (Appsettings.appBool("MutiDB_Enabled"))
+            var dbConnOptions = Appsettings.app<DbConnOptions>("DbConnOptions");
+
+            if (dbConnOptions.DbType is null)
             {
-                var readCon = Appsettings.app<List<string>>("DbConn", "ReadUrl");
+                throw new ArgumentException(SqlsugarConst.DbType配置为空);
+            }
+            var slavaConFig = new List<SlaveConnectionConfig>();
+
+
+
+            if (dbConnOptions.EnabledReadWrite)
+            {
+                if (dbConnOptions.ReadUrl is null)
+                {
+                    throw new ArgumentException(SqlsugarConst.读写分离为空);
+                }
+
+                var readCon = dbConnOptions.ReadUrl;
 
                 readCon.ForEach(s =>
                 {
@@ -31,19 +46,14 @@ namespace Yi.Framework.Core.Sqlsugar.Extensions
                 });
             }
 
-            switch (Appsettings.app("DbSelect"))
-            {
-                case "Mysql": dbType = DbType.MySql; break;
-                case "Sqlite": dbType = DbType.Sqlite; break;
-                case "Sqlserver": dbType = DbType.SqlServer; break;
-                case "Oracle": dbType = DbType.Oracle; break;
-                default: throw new Exception("DbSelect配置写的TM是个什么东西？");
-            }
+
+
+
             SqlSugarScope sqlSugar = new SqlSugarScope(new ConnectionConfig()
             {
                 //准备添加分表分库
-                DbType = dbType,
-                ConnectionString = Appsettings.app("DbConn", "WriteUrl"),
+                DbType = dbConnOptions.DbType ?? DbType.Sqlite,
+                ConnectionString = dbConnOptions.Url,
                 IsAutoCloseConnection = true,
                 MoreSettings = new ConnMoreSettings()
                 {
@@ -55,13 +65,6 @@ namespace Yi.Framework.Core.Sqlsugar.Extensions
                 {
                     EntityService = (c, p) =>
                     {
-                        //// int?  decimal?这种 isnullable=true
-                        //if (c.PropertyType.IsGenericType &&
-                        //c.PropertyType.GetGenericTypeDefinition() == typeof(Nullable<>))
-                        //{
-                        //    p.IsNullable = true;
-                        //}
-
                         //高版C#写法 支持string?和string  
                         if (new NullabilityInfoContext()
                         .Create(c).WriteState is NullabilityState.Nullable)
@@ -73,6 +76,7 @@ namespace Yi.Framework.Core.Sqlsugar.Extensions
             },
          db =>
          {
+             //扩展
              if (action is not null)
              {
                  action(db);
@@ -80,32 +84,12 @@ namespace Yi.Framework.Core.Sqlsugar.Extensions
 
              db.Aop.DataExecuting = (oldValue, entityInfo) =>
              {
-                 //var httpcontext = ServiceLocator.Instance.GetService<IHttpContextAccessor>().HttpContext;
+
                  switch (entityInfo.OperationType)
                  {
                      case DataFilterType.InsertByObject:
-                         if (entityInfo.PropertyName == "CreateUser")
-                         {
-                             //entityInfo.SetValue(new Guid(httpcontext.Request.Headers["Id"].ToString()));
-                         }
-                         if (entityInfo.PropertyName == "TenantId")
-                         {
-                             //entityInfo.SetValue(new Guid(httpcontext.Request.Headers["TenantId"].ToString()));
-                         }
-                         if (entityInfo.PropertyName == "CreateTime")
-                         {
-                             entityInfo.SetValue(DateTime.Now);
-                         }
                          break;
                      case DataFilterType.UpdateByObject:
-                         if (entityInfo.PropertyName == "ModifyTime")
-                         {
-                             entityInfo.SetValue(DateTime.Now);
-                         }
-                         if (entityInfo.PropertyName == "ModifyUser")
-                         {
-                             //entityInfo.SetValue(new Guid(httpcontext.Request.Headers["Id"].ToString()));
-                         }
                          break;
                  }
 
@@ -125,8 +109,6 @@ namespace Yi.Framework.Core.Sqlsugar.Extensions
                      sb.Append($"\r\n 完整SQL：{UtilMethods.GetSqlString(DbType.MySql, s, p)}");
                      _logger?.LogInformation(sb.ToString());
                  }
-
-
              };
 
          });
diff --git a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Options/DbConnOptions.cs b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Options/DbConnOptions.cs
new file mode 100644
index 00000000..f5ed700b
--- /dev/null
+++ b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Options/DbConnOptions.cs
@@ -0,0 +1,47 @@
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Yi.Framework.Core.Sqlsugar.Options
+{
+    public class DbConnOptions
+    {
+       /// <summary>
+       /// 连接字符串，必填
+       /// </summary>
+        public string? Url { get; set; }
+
+        /// <summary>
+        /// 数据库类型
+        /// </summary>
+        public DbType? DbType { get; set; }
+
+        /// <summary>
+        /// 开启种子数据
+        /// </summary>
+        public bool EnabledDbSeed = false;
+
+        /// <summary>
+        /// 开启读写分离
+        /// </summary>
+        public bool EnabledReadWrite = false;
+
+        /// <summary>
+        /// 开启codefirst
+        /// </summary>
+        public bool EnabledCodeFirst = false;
+
+        /// <summary>
+        /// 实体程序集
+        /// </summary>
+        public List<string>? EntityAssembly;
+
+        /// <summary>
+        /// 读写分离
+        /// </summary>
+        public List<string>? ReadUrl { get; set; }
+    }
+}
diff --git a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Yi.Framework.Core.Sqlsugar.csproj b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Yi.Framework.Core.Sqlsugar.csproj
index 07cf7472..cfdd1f64 100644
--- a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Yi.Framework.Core.Sqlsugar.csproj
+++ b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/Yi.Framework.Core.Sqlsugar.csproj
@@ -16,8 +16,8 @@
   </ItemGroup>
 
   <ItemGroup>
-    <Folder Include="Options\" />
     <Folder Include="Uow\" />
+    <Folder Include="CodeFirst\" />
   </ItemGroup>
 
 </Project>
diff --git a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/YiFrameworkCoreSqlsugarModule.cs b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/YiFrameworkCoreSqlsugarModule.cs
index 8c4cbe06..0f9fde52 100644
--- a/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/YiFrameworkCoreSqlsugarModule.cs
+++ b/src/Yi.Framework/Yi.Framework.Core.Sqlsugar/YiFrameworkCoreSqlsugarModule.cs
@@ -2,8 +2,8 @@
 using Microsoft.Extensions.DependencyInjection;
 using StartupModules;
 using Yi.Framework.Core.Configuration;
-using Yi.Framework.Core.Options;
 using Yi.Framework.Core.Sqlsugar.Extensions;
+using Yi.Framework.Core.Sqlsugar.Options;
 using Yi.Framework.Core.Sqlsugar.Repositories;
 using Yi.Framework.Ddd;
 using Yi.Framework.Ddd.Repositories;
@@ -14,13 +14,15 @@ namespace Yi.Framework.Core.Sqlsugar
     {
         public void Configure(IApplicationBuilder app, ConfigureMiddlewareContext context)
         {
+            app.UseSqlsugarCodeFirstServer();
         }
 
         public void ConfigureServices(IServiceCollection services, ConfigureServicesContext context)
         {
             services.AddTransient(typeof(IRepository<>), typeof(SqlsugarRepository<>));
-            services.Configure<SqlConnOptions>(Appsettings.appConfiguration("DbConn"));
+            services.Configure<DbConnOptions>(Appsettings.appConfiguration("DbConnOptions"));
             services.AddSqlsugarServer();
+       
         }
     }
 }
\ No newline at end of file
diff --git a/src/Yi.Framework/Yi.Framework.Core/Helper/AssemblyHelper.cs b/src/Yi.Framework/Yi.Framework.Core/Helper/AssemblyHelper.cs
index 74a320aa..a8a70a0d 100644
--- a/src/Yi.Framework/Yi.Framework.Core/Helper/AssemblyHelper.cs
+++ b/src/Yi.Framework/Yi.Framework.Core/Helper/AssemblyHelper.cs
@@ -41,6 +41,26 @@ namespace Yi.Framework.Core.Helper
              ).ToList();
         }
 
+        public static List<Type> GetClassByParentClass(string assemblyFile, Type type)
+        {
+            Assembly assembly = Assembly.Load(assemblyFile);
+
+            List<Type> resList = new List<Type>();
+
+            List<Type> typeList = assembly.GetTypes().Where(m => m.IsClass).ToList();
+            foreach (var t in typeList)
+            {
+                var data = t.BaseType;
+                if (data == type)
+                {
+                    resList.Add(t);
+                }
+
+            }
+            return resList;
+        }
+
+
         public static List<Type> GetClassByInterfaces(string assemblyFile, Type type)
         {
             Assembly assembly = Assembly.Load(assemblyFile);
diff --git a/src/Yi.Framework/Yi.Framework.Core/Helper/ReflexHelper.cs b/src/Yi.Framework/Yi.Framework.Core/Helper/ReflexHelper.cs
new file mode 100644
index 00000000..a2fba721
--- /dev/null
+++ b/src/Yi.Framework/Yi.Framework.Core/Helper/ReflexHelper.cs
@@ -0,0 +1,63 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Yi.Framework.Core.Helper
+{
+    public static class ReflexHelper
+    {
+
+        #region 对象相关 
+        /// <summary>
+        /// 取对象属性值
+        /// </summary>
+        /// <param name="FieldName"></param>
+        /// <param name="obj"></param>
+        /// <returns></returns>
+        public static string GetModelValue(string FieldName, object obj)
+        {
+            try
+            {
+                Type Ts = obj.GetType();
+                object o = Ts.GetProperty(FieldName).GetValue(obj, null);
+                if (null == o)
+                    return null;
+                string Value = Convert.ToString(o);
+                if (string.IsNullOrEmpty(Value))
+                    return null;
+                return Value;
+            }
+            catch (Exception ex)
+            {
+                throw ex;
+            }
+            return null;
+        }
+
+        /// <summary>
+        /// 设置对象属性值
+        /// </summary>
+        /// <param name="FieldName"></param>
+        /// <param name="Value"></param>
+        /// <param name="obj"></param>
+        /// <returns></returns>
+        public static bool SetModelValue(string FieldName, object Value, object obj)
+        {
+            try
+            {
+                Type Ts = obj.GetType();
+                //object v = Convert.ChangeType(Value, Ts.GetProperty(FieldName).PropertyType);
+                Ts.GetProperty(FieldName).SetValue(obj, Value, null);
+                return true;
+            }
+            catch (Exception ex)
+            {
+                throw ex;
+            }
+            return false;
+        }
+        #endregion
+    }
+}
diff --git a/src/Yi.Framework/Yi.Framework.Core/Helper/SnowflakeHelper.cs b/src/Yi.Framework/Yi.Framework.Core/Helper/SnowflakeHelper.cs
index 95d892ea..cefe21e6 100644
--- a/src/Yi.Framework/Yi.Framework.Core/Helper/SnowflakeHelper.cs
+++ b/src/Yi.Framework/Yi.Framework.Core/Helper/SnowflakeHelper.cs
@@ -1,4 +1,5 @@
-using System;
+using SqlSugar;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -8,6 +9,8 @@ namespace Yi.Framework.Core.Helper
 {
 	public static class SnowflakeHelper
 	{
+		public static long NextId { get => SnowFlakeSingle.Instance.NextId(); }
+
 		public static long Next()
 		{
 			SnowflakeTool snowflakeTool = new SnowflakeTool(1);
diff --git a/src/Yi.Framework/Yi.Framework.Core/Options/SqlConnOptions.cs b/src/Yi.Framework/Yi.Framework.Core/Options/SqlConnOptions.cs
deleted file mode 100644
index 8bc0a560..00000000
--- a/src/Yi.Framework/Yi.Framework.Core/Options/SqlConnOptions.cs
+++ /dev/null
@@ -1,14 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace Yi.Framework.Core.Options
-{
-    public class SqlConnOptions
-    {
-        public string WriteUrl { get; set; } = string.Empty;
-        public List<string>? ReadUrl { get; set; }
-    }
-}
diff --git a/src/Yi.Framework/Yi.Framework.Core/Yi.Framework.Core.csproj b/src/Yi.Framework/Yi.Framework.Core/Yi.Framework.Core.csproj
index fb962413..8abd83bd 100644
--- a/src/Yi.Framework/Yi.Framework.Core/Yi.Framework.Core.csproj
+++ b/src/Yi.Framework/Yi.Framework.Core/Yi.Framework.Core.csproj
@@ -8,6 +8,7 @@
 
   <ItemGroup>
     <Folder Include="Module\" />
+    <Folder Include="Options\" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/ApplicationService.cs b/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/ApplicationService.cs
index 9b1c7579..a70e5e7c 100644
--- a/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/ApplicationService.cs
+++ b/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/ApplicationService.cs
@@ -1,14 +1,16 @@
 using AutoMapper;
+using Microsoft.Extensions.DependencyInjection;
 using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using Yi.Framework.Core.Model;
 
 namespace Yi.Framework.Ddd.Services
 {
     public abstract class ApplicationService
     { 
-        public IMapper _mapper { get; set; }
+        public IMapper _mapper { get => ServiceLocatorModel.Instance.GetRequiredService<IMapper>(); }
     }
 }
diff --git a/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/CrudAppService.cs b/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/CrudAppService.cs
index cf6cfcd6..c77ed4e0 100644
--- a/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/CrudAppService.cs
+++ b/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/CrudAppService.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using Yi.Framework.Core.Helper;
 using Yi.Framework.Ddd.Dtos;
 using Yi.Framework.Ddd.Entities;
 using Yi.Framework.Ddd.Services.Abstract;
@@ -62,11 +63,15 @@ namespace Yi.Framework.Ddd.Services
             //这里判断实体的T，给id赋值
 
             //雪花id
-            //if (entity is IEntity<long>)
-            //{
-            //    //使用反射，暂时先使用sqlsuga的雪花id提供
-            //    entityWithLongId.Id = SqlSugar.SnowFlakeSingle.Instance.NextId();
-            //}
+            if (entity is IEntity<long> entityForlongId)
+            {
+                if (entityForlongId.Id is default(long))
+                {
+                    //使用反射，暂时先使用sqlsuga的雪花id提供
+                    //ps: linshi
+                    ReflexHelper.SetModelValue("Id", SnowflakeHelper.NextId, entity);
+                }
+            }
 
 
             return Task.FromResult(entity);
@@ -86,6 +91,7 @@ namespace Yi.Framework.Ddd.Services
         {
             var entity = await MapToEntityAsync(input);
 
+            //这里还可以设置租户
             await _repository.InsertAsync(entity);
 
             return await MapToGetOutputDtoAsync(entity);
diff --git a/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/ReadOnlyAppService.cs b/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/ReadOnlyAppService.cs
index b5a1cb60..58ae977c 100644
--- a/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/ReadOnlyAppService.cs
+++ b/src/Yi.Framework/Yi.Framework.Ddd.Application/Services/ReadOnlyAppService.cs
@@ -1,8 +1,10 @@
-using System;
+using Microsoft.Extensions.DependencyInjection;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using Yi.Framework.Core.Model;
 using Yi.Framework.Ddd.Dtos;
 using Yi.Framework.Ddd.Entities;
 using Yi.Framework.Ddd.Repositories;
@@ -30,7 +32,10 @@ where TEntityDto : IEntityDto<TKey>
       IReadOnlyAppService<TGetOutputDto, TGetListOutputDto, TKey, TGetListInput>
         where TEntity : class, IEntity
     {
-        protected IRepository<TEntity> _repository { get; }
+        /// <summary>
+        /// 先暂时用服务定位的方式，之后将更改为属性注入
+        /// </summary>
+        protected IRepository<TEntity> _repository { get => ServiceLocatorModel.Instance.GetRequiredService<IRepository<TEntity>>(); }
 
         //Mapper
         protected virtual Task<TGetOutputDto> MapToGetOutputDtoAsync(TEntity entity)
diff --git a/src/Yi.Framework/Yi.Framework.Ddd.Application/YiFrameworkSwaggerDoc.xml b/src/Yi.Framework/Yi.Framework.Ddd.Application/YiFrameworkSwaggerDoc.xml
index 50a29bb6..56826b88 100644
--- a/src/Yi.Framework/Yi.Framework.Ddd.Application/YiFrameworkSwaggerDoc.xml
+++ b/src/Yi.Framework/Yi.Framework.Ddd.Application/YiFrameworkSwaggerDoc.xml
@@ -28,6 +28,11 @@
             <returns></returns>
             <exception cref="T:System.ArgumentNullException"></exception>
         </member>
+        <member name="P:Yi.Framework.Ddd.Services.ReadOnlyAppService`5._repository">
+            <summary>
+            先暂时用服务定位的方式，之后将更改为属性注入
+            </summary>
+        </member>
         <member name="M:Yi.Framework.Ddd.Services.ReadOnlyAppService`5.GetAsync(`3)">
             <summary>
             单查
diff --git a/src/Yi.Framework/Yi.Framework.Web/appsettings.json b/src/Yi.Framework/Yi.Framework.Web/appsettings.json
index 5489a7bf..6b802969 100644
--- a/src/Yi.Framework/Yi.Framework.Web/appsettings.json
+++ b/src/Yi.Framework/Yi.Framework.Web/appsettings.json
@@ -10,13 +10,16 @@
   //程序启动地址，*代表全部网口
   "StartUrl": "http://*:19002",
 
-  //数据库列表
+  //数据库类型列表
   "DbList": [ "Sqlite", "Mysql", "Sqlserver", "Oracle" ],
-  //数据库类型选择
-  "DbSelect": "Sqlite",
-  //数据库连接地址，支持读写分离
-  "DbConn": {
-    "WriteUrl": "DataSource=yi-sqlsugar-dev.db",
+
+  "DbConnOptions": {
+    "Url": "DataSource=yi-sqlsugar-dev.db",
+    "DbType": "Sqlite",
+    "EnabledDbSeed": false,
+    "EnabledReadWrite": false,
+    "EnabledCodeFirst": false,
+    "EntityAssembly": null,
     "ReadUrl": [
       "DataSource=[xxxx]", //sqlite
       "server=[xxxx];port=3306;database=[xxxx];user id=[xxxx];password=[xxxx]", //mysql
diff --git a/src/Yi.Framework/Yi.Framework.Web/yi-sqlsugar-dev.db b/src/Yi.Framework/Yi.Framework.Web/yi-sqlsugar-dev.db
index e69de29b..56b55a0b 100644
Binary files a/src/Yi.Framework/Yi.Framework.Web/yi-sqlsugar-dev.db and b/src/Yi.Framework/Yi.Framework.Web/yi-sqlsugar-dev.db differ