- 增加 IUnitOfWork.States 自定义状态管理，便于扩展；

Author: 2881099

FreeSql.DbContext/FreeSql.DbContext.xml

@@ -32,5 +32,10 @@ public interface IUnitOfWork : IDisposable
         /// 工作单元内的实体变化跟踪
         /// </summary>
         DbContext.EntityChangeReport EntityChangeReport { get; }
+
+        /// <summary>
+        /// 用户自定义的状态数据，便于扩展
+        /// </summary>
+        Dictionary<string, object> States { get; }
     }
 }

FreeSql.DbContext/UnitOfWork/IUnitOfWork.cs

@@ -164,6 +164,8 @@ public void Rollback()
 
         public DbContext.EntityChangeReport EntityChangeReport { get; } = new DbContext.EntityChangeReport();
 
+        public Dictionary<string, object> States { get; } = new Dictionary<string, object>();
+
         ~UnitOfWork() => this.Dispose();
         int _disposeCounter;
         public void Dispose()

FreeSql.DbContext/UnitOfWork/UnitOfWork.cs

@@ -188,6 +188,7 @@ class UnitOfWorkOrginal : IUnitOfWork
             public IFreeSql Orm => _baseUow.Orm;
             public IsolationLevel? IsolationLevel { get => _baseUow.IsolationLevel; set => _baseUow.IsolationLevel = value; }
             public DbContext.EntityChangeReport EntityChangeReport => _baseUow.EntityChangeReport;
+            public Dictionary<string, object> States => _baseUow.States;
 
             public DbTransaction GetOrBeginTransaction(bool isCreate = true) => _baseUow.GetOrBeginTransaction(isCreate);
             public void Commit() => _baseUow.Commit();
@@ -206,6 +207,7 @@ class UnitOfWorkVirtual : IUnitOfWork
             public IFreeSql Orm => _baseUow.Orm;
             public IsolationLevel? IsolationLevel { get => _baseUow.IsolationLevel; set { } }
             public DbContext.EntityChangeReport EntityChangeReport => _baseUow.EntityChangeReport;
+            public Dictionary<string, object> States => _baseUow.States;
 
             public DbTransaction GetOrBeginTransaction(bool isCreate = true) => _baseUow.GetOrBeginTransaction(isCreate);
             public void Commit() { }
@@ -220,6 +222,7 @@ class UnitOfWorkNothing : IUnitOfWork
             public IFreeSql Orm => _fsql;
             public IsolationLevel? IsolationLevel { get; set; }
             public DbContext.EntityChangeReport EntityChangeReport { get; } = new DbContext.EntityChangeReport();
+            public Dictionary<string, object> States { get; } = new Dictionary<string, object>();
 
             public DbTransaction GetOrBeginTransaction(bool isCreate = true) => null;
             public void Commit()