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流程返回值改为FlowResult，记录节点信息、上下文信息，为以后的流程调用回溯做准备

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This commit is contained in:
fengjiayi
2025-03-21 18:26:01 +08:00
parent 9941f24c5d
commit f99aff3c2c
30 changed files with 916 additions and 752 deletions
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22
NodeFlow/Model/SingleExpOpNode.cs
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@@ -92,22 +92,32 @@ namespace Serein.NodeFlow.Model
}
public override async Task<object?> ExecutingAsync(IDynamicContext context, CancellationToken token)
public override async Task<FlowResult> ExecutingAsync(IDynamicContext context, CancellationToken token)
{
if(token.IsCancellationRequested) return null;
if(token.IsCancellationRequested) return new FlowResult(this, context);
object? parameter = null;// context.TransmissionData(this); // 表达式节点使用上一节点数据
var pd = MethodDetails.ParameterDetailss[0];
var hasNode = context.Env.TryGetNodeModel(pd.ArgDataSourceNodeGuid, out var argSourceNode);
if (hasNode)
{
context.NextOrientation = ConnectionInvokeType.IsError;
return new FlowResult(this, context);
}
if (pd.ArgDataSourceType == ConnectionArgSourceType.GetOtherNodeData)
{
// 使用自定义节点的参数
parameter = context.GetFlowData(pd.ArgDataSourceNodeGuid);
parameter = context.GetFlowData(argSourceNode).Value;
}
else if (pd.ArgDataSourceType == ConnectionArgSourceType.GetOtherNodeDataOfInvoke)
{
// 立刻调用目标节点，然后使用其返回值
parameter = await Env.InvokeNodeAsync(context, pd.ArgDataSourceNodeGuid);
var cts = new CancellationTokenSource();
var result = await argSourceNode.ExecutingAsync(context, cts.Token);
cts?.Cancel();
cts?.Dispose();
parameter = result.Value;
}
else
{
@@ -129,13 +139,13 @@ namespace Serein.NodeFlow.Model
}
context.NextOrientation = ConnectionInvokeType.IsSucceed;
return result;
return new FlowResult(this,context, result);
}
catch (Exception ex)
{
context.NextOrientation = ConnectionInvokeType.IsError;
context.ExceptionOfRuning = ex;
return parameter;
return new FlowResult(this, context);
}
}