app2.0 我的应用 空应用报错

Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.AppMagager/MyFunction/MyFunctionService.cs

@@ -13,7 +13,7 @@ namespace Learun.Application.AppMagager
     /// 日 期：2018-06-26 10:32 
     /// 描 述：我的常用移动应用 
     /// </summary> 
-    public class MyFunctionService: RepositoryFactory
+    public class MyFunctionService : RepositoryFactory
     {
         #region  构造函数和属性 
 
@@ -44,7 +44,7 @@ namespace Learun.Application.AppMagager
                 strSql.Append("SELECT ");
                 strSql.Append(fieldSql);
                 strSql.Append(" FROM LR_App_MyFunction t where t.F_UserId = @userId Order by  t.F_Sort ");
-                return this.BaseRepository().FindList<MyFunctionEntity>(strSql.ToString(),new { userId });
+                return this.BaseRepository().FindList<MyFunctionEntity>(strSql.ToString(), new { userId });
             }
             catch (Exception ex)
             {
@@ -66,22 +66,30 @@ namespace Learun.Application.AppMagager
         /// <param name="keyValue">主键</param> 
         /// <summary> 
         /// <returns></returns> 
-        public void SaveEntity(string userId,string strFunctionId)
+        public void SaveEntity(string userId, string strFunctionId)
         {
             var db = this.BaseRepository().BeginTrans();
             try
             {
-                string[] functionIds = strFunctionId.Split(',');
-                db.Delete<MyFunctionEntity>(t=>t.F_UserId.Equals(userId));
-                int num = 0;
-                foreach (var functionId in functionIds) {
-                    MyFunctionEntity entity = new MyFunctionEntity();
-                    entity.Create();
-                    entity.F_UserId = userId;
-                    entity.F_FunctionId = functionId;
-                    entity.F_Sort = num;
-                    db.Insert(entity);
-                    num++;
+                if (!string.IsNullOrEmpty(strFunctionId))
+                {
+                    string[] functionIds = strFunctionId.Split(',');
+                    db.Delete<MyFunctionEntity>(t => t.F_UserId.Equals(userId));
+                    int num = 0;
+                    foreach (var functionId in functionIds)
+                    {
+                        MyFunctionEntity entity = new MyFunctionEntity();
+                        entity.Create();
+                        entity.F_UserId = userId;
+                        entity.F_FunctionId = functionId;
+                        entity.F_Sort = num;
+                        db.Insert(entity);
+                        num++;
+                    }
+                }
+                else
+                {
+                    db.Delete<MyFunctionEntity>(t => t.F_UserId.Equals(userId));
                 }
                 db.Commit();
             }