增加对数据库自动生成主键的支持；

优化基础业务类结构；

OpenAuth.App/Base/BaseStringApp.cs

@@ -0,0 +1,54 @@
+using System;
+using System.Linq;
+using Infrastructure;
+using Microsoft.EntityFrameworkCore;
+using OpenAuth.App.Interface;
+using OpenAuth.Repository.Core;
+using OpenAuth.Repository.Domain;
+using OpenAuth.Repository.Interface;
+
+namespace OpenAuth.App
+{
+    /// <summary>
+    /// 业务层基类，UnitWork用于事务操作，Repository用于普通的数据库操作
+    /// <para>如用户管理：Class UserManagerApp:BaseApp<User></para>
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    public class BaseStringApp<T, TDbContext> :BaseApp<T,TDbContext> where T : StringEntity where TDbContext: DbContext
+    {
+        /// <summary>
+        /// 用于普通的数据库操作
+        /// </summary>
+        protected IRepository<T, TDbContext> Repository;
+
+        /// <summary>
+        /// 用于事务操作
+        /// <para>使用详见：http://doc.openauth.me/core/unitwork.html</para>
+        /// </summary>
+        protected IUnitWork<TDbContext> UnitWork;
+
+        protected IAuth _auth;
+
+        public BaseStringApp(IUnitWork<TDbContext> unitWork, IRepository<T,TDbContext> repository, IAuth auth) : base(unitWork, repository, auth)
+        {
+            UnitWork = unitWork;
+            Repository = repository;
+            _auth = auth;
+        }
+
+        /// <summary>
+        /// 按id批量删除
+        /// </summary>
+        /// <param name="ids"></param>
+        public virtual void Delete(string[] ids)
+        {
+            Repository.Delete(u => ids.Contains(u.Id));
+        }
+
+        public T Get(string id)
+        {
+            return Repository.FirstOrDefault(u => u.Id == id);
+        }
+
+    }
+}