From 3ef961a39a26360c87c0a2458ff5eb889c7e9cf6 Mon Sep 17 00:00:00 2001
From: 2881099 <2881099@qq.com>
Date: Fri, 10 Nov 2023 18:54:56 +0800
Subject: [PATCH] v1.6.8

---
 README.md                                  | 2 +-
 src/FreeSql.Cloud/FreeSql.Cloud.csproj     | 2 +-
 src/FreeSql.Cloud/FreeSqlCloud.cs          | 4 ++--
 src/FreeSql.Cloud/FreeSqlCloundSnapshot.cs | 8 ++++----
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/README.md b/README.md
index e19be14..2c446cb 100644
--- a/README.md
+++ b/README.md
@@ -59,7 +59,7 @@ fsql.Use(DbEnum.db2).Select<T>();
 using (fsql.Change(DbEnum.db2)) {
     //todo..
 }
-//FreeSql.Cloud v1.6.7 一个范围内切换，之后再切换回去
+//FreeSql.Cloud v1.6.8 一个范围内切换，之后再切换回去
 ```
 
 自动定向数据库配置：
diff --git a/src/FreeSql.Cloud/FreeSql.Cloud.csproj b/src/FreeSql.Cloud/FreeSql.Cloud.csproj
index 90db61b..9f43ea6 100644
--- a/src/FreeSql.Cloud/FreeSql.Cloud.csproj
+++ b/src/FreeSql.Cloud/FreeSql.Cloud.csproj
@@ -2,7 +2,7 @@
 
 	<PropertyGroup>
 		<TargetFrameworks>netstandard20;net40</TargetFrameworks>
-		<Version>1.6.7</Version>
+		<Version>1.6.8</Version>
 		<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
 		<Authors>FreeSql;ncc;YeXiangQin</Authors>
 		<Description>提供跨数据库访问，分布式事务TCC、SAGA解决方案，支持 .NET Core 2.1+, .NET Framework 4.0+.</Description>
diff --git a/src/FreeSql.Cloud/FreeSqlCloud.cs b/src/FreeSql.Cloud/FreeSqlCloud.cs
index f06e701..1a35365 100644
--- a/src/FreeSql.Cloud/FreeSqlCloud.cs
+++ b/src/FreeSql.Cloud/FreeSqlCloud.cs
@@ -89,7 +89,7 @@ public IFreeSql Change(TDBKey dbkey)
             var oldkey = _dbkeyCurrent.Value;
             if (_distributeTraceEnable && object.Equals(dbkey, oldkey) == false) _distributedTraceCall($"数据库切换[Change] {oldkey} -> {dbkey}");
             _dbkeyCurrent.Value = dbkey;
-            return new FreeSqlCloundSnapshot<TDBKey>(this, dbkey, oldkey);
+            return new FreeSqlCloundSnapshot<TDBKey>(this, dbkey, () => _dbkeyCurrent.Value = oldkey);
         }
         /// <summary>
         /// 临时使用数据库（单次有效）
@@ -100,7 +100,7 @@ public IFreeSql Use(TDBKey dbkey)
         {
             var oldkey = _dbkeyCurrent.Value;
             if (_distributeTraceEnable && object.Equals(dbkey, oldkey) == false) _distributedTraceCall($"数据库使用[Use] {dbkey}");
-            return new FreeSqlCloundSnapshot<TDBKey>(this, dbkey, default);
+            return new FreeSqlCloundSnapshot<TDBKey>(this, dbkey, null);
         }
         internal IFreeSql GetBySnapshot(TDBKey dbkey)
         {
diff --git a/src/FreeSql.Cloud/FreeSqlCloundSnapshot.cs b/src/FreeSql.Cloud/FreeSqlCloundSnapshot.cs
index 603637a..abae65e 100644
--- a/src/FreeSql.Cloud/FreeSqlCloundSnapshot.cs
+++ b/src/FreeSql.Cloud/FreeSqlCloundSnapshot.cs
@@ -13,13 +13,13 @@ class FreeSqlCloundSnapshot<TDBKey> : IFreeSql
     {
         readonly FreeSqlCloud<TDBKey> _fsqlc;
         readonly TDBKey _current;
-        readonly TDBKey _old;
+        readonly Action _dispose;
 
-        public FreeSqlCloundSnapshot(FreeSqlCloud<TDBKey> fsqlc, TDBKey current, TDBKey old)
+        public FreeSqlCloundSnapshot(FreeSqlCloud<TDBKey> fsqlc, TDBKey current, Action dispose)
         {
             _fsqlc = fsqlc;
             _current = current;
-            _old = old;
+            _dispose = dispose;
         }
 
         public IAdo Ado => _fsqlc.GetBySnapshot(_current).Ado;
@@ -34,7 +34,7 @@ public void Dispose()
             //{
 
             //}
-            _fsqlc.Change(_old);
+            _dispose?.Invoke();
         }
 
         public void Transaction(Action handler) => _fsqlc.GetBySnapshot(_current).Transaction(handler);