From acf0b87ad04e6a748570cfe12e4786cbc7bfd3de Mon Sep 17 00:00:00 2001
From: fengjiayi <12821976+ning_xi@user.noreply.gitee.com>
Date: Fri, 18 Jul 2025 23:34:08 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E4=BA=86=E6=97=A0=E9=80=89?=
 =?UTF-8?q?=E5=AE=9A=E7=9B=AE=E6=A0=87=E8=8A=82=E7=82=B9=E7=9A=84FlowCall?=
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---
 Library/FlowNode/ParameterDetails.cs             |  5 +++--
 .../Operation/ChangeNodeConnectionOperation.cs   | 16 +++++++++++-----
 2 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/Library/FlowNode/ParameterDetails.cs b/Library/FlowNode/ParameterDetails.cs
index 61af606..0d6a26c 100644
--- a/Library/FlowNode/ParameterDetails.cs
+++ b/Library/FlowNode/ParameterDetails.cs
@@ -35,8 +35,8 @@ namespace Serein.Library
 
         /// <summary>
         /// <para>是否为显式参数（固定值/表达式）</para>
-        /// <para>如果为 true ，则使用UI输入的文本值作为入参数据（过程中会尽可能转为类型需要的数据）。</para>
-        /// <para>如果为 false ，则根据 ArgDataSourceType 调用相应节点的GetFlowData()方法，获取返回的数据作为入参数据。</para>
+        /// <para>如果为 true ，则使用UI输入的文本值作为入参数据。</para>
+        /// <para>如果为 false ，则在当前流程上下文中，根据 ArgDataSourceNodeGuid 查找到对应节点，并根据 ArgDataSourceNodeGuid 判断如何获取其返回的数据，以此作为入参数据。</para>
         /// </summary>
         [PropertyInfo(IsNotification = true)] 
         private bool _isExplicitData ;
@@ -50,6 +50,7 @@ namespace Serein.Library
         /// <summary>
         /// 方法入参若无相关转换器特性标注，则无需关注该变量。该变量用于需要用到枚举BinValue转换器时，指示相应的入参变量需要转为的类型。
         /// </summary>
+        [Obsolete("转换器特性将在下一个大版本中移除")]
         [PropertyInfo]
         private Type _explicitType ;
 
diff --git a/NodeFlow/Model/Operation/ChangeNodeConnectionOperation.cs b/NodeFlow/Model/Operation/ChangeNodeConnectionOperation.cs
index 49a8c77..930fed6 100644
--- a/NodeFlow/Model/Operation/ChangeNodeConnectionOperation.cs
+++ b/NodeFlow/Model/Operation/ChangeNodeConnectionOperation.cs
@@ -172,6 +172,11 @@ namespace Serein.NodeFlow.Model.Operation
             #region 类型检查
             bool checkTypeState = true;
             List<ParameterDetails> toPds = new List<ParameterDetails>();
+            if(ToNode.MethodDetails.ParameterDetailss is null)
+            {
+                SereinEnv.WriteLine(InfoType.WARN, "目标节点没有入参参数，无法进行连接");
+                return false;
+            }
             if (ToNode.MethodDetails.ParameterDetailss.Length > 0)
             {
                 var fromNoeReturnType = fromNode.MethodDetails.ReturnType;
@@ -460,17 +465,18 @@ namespace Serein.NodeFlow.Model.Operation
                           NodeConnectChangeEventArgs.ConnectChangeType.Remove));
                 });
             }
-
-            ToNode.MethodDetails.ParameterDetailss[ArgIndex].ArgDataSourceNodeGuid = FromNode.Guid; 
-            ToNode.MethodDetails.ParameterDetailss[ArgIndex].ArgDataSourceType = ConnectionArgSourceType;
+            var toNodePd = ToNode.MethodDetails.ParameterDetailss[ArgIndex];
+            toNodePd.ArgDataSourceNodeGuid = FromNode.Guid;
+            toNodePd.ArgDataSourceType = ConnectionArgSourceType;
             FromNode.NeedResultNodes[type].Add(ToNode);
-
+            toNodePd.IsExplicitData = false;
             if (ToNode.ControlType == NodeControlType.Script)
             {
                 // 脚本节点入参确定/改变来源时，更改对应的入参数据类型
-                ToNode.MethodDetails.ParameterDetailss[ArgIndex].DataType = FromNode.MethodDetails.ReturnType;
+                toNodePd.DataType = FromNode.MethodDetails.ReturnType;
             }
 
+
             await TriggerEvent(() =>
             {
                 flowEnvironmentEvent.OnNodeConnectChanged(