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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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11
Library/Api/IDynamicContext.cs
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@@ -54,22 +54,21 @@ namespace Serein.Library.Api
/// <summary>
/// 获取节点的数据（当前节点需要获取上一节点数据时，需要从 运行时上一节点 的Guid 通过这个方法进行获取
/// </summary>
/// <param name="nodeGuid"></param>
/// <param name="nodeModel"></param>
/// <returns></returns>
object GetFlowData(string nodeGuid);
FlowResult GetFlowData(NodeModelBase nodeModel);
/// <summary>
/// 上一节点数据透传到下一节点
/// </summary>
/// <param name="nodeModel"></param>
object TransmissionData(NodeModelBase nodeModel);
FlowResult TransmissionData(NodeModelBase nodeModel);
/// <summary>
/// 添加或更新当前节点的数据
/// </summary>
/// <param name="nodeGuid"></param>
/// <param name="nodeModel"></param>
/// <param name="flowData"></param>
void AddOrUpdate(string nodeGuid, object flowData);
void AddOrUpdate(NodeModelBase nodeModel, FlowResult flowData);
/// <summary>
/// 重置流程状态（用于对象池回收）

9
Library/Api/IFlowEnvironment.cs
View File

@@ -950,6 +950,13 @@ namespace Serein.Library.Api
#endregion
#region 流程运行相关
/// <summary>
/// 获取节点信息
/// </summary>
/// <param name="nodeGuid"></param>
/// <param name="nodeModel"></param>
/// <returns></returns>
bool TryGetNodeModel(string nodeGuid, out NodeModelBase nodeModel);
/// <summary>
/// 获取方法描述信息
@@ -1026,7 +1033,7 @@ namespace Serein.Library.Api
/// <param name="context">调用时的上下文</param>
/// <param name="nodeGuid">节点Guid</param>
/// <returns></returns>
Task<object> InvokeNodeAsync(IDynamicContext context, string nodeGuid);
// Task<object> InvokeNodeAsync(IDynamicContext context, string nodeGuid);
#endregion

4
Library/Api/IScriptFlowApi.cs
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@@ -26,13 +26,13 @@ namespace Serein.Library.Api
/// <param name="context"></param>
/// <param name="index"></param>
/// <returns></returns>
object GetArgData(IDynamicContext context, int index);
//object GetArgData(IDynamicContext context, int index);
/// <summary>
/// 获取流程当前传递的数据
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
object GetFlowData(IDynamicContext context);
/// FlowResult GetFlowData(IDynamicContext context);
/// <summary>
/// 获取全局数据

432
Library/Extension/NodeModelExtension.cs Normal file
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@@ -0,0 +1,432 @@
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Serein.Library.Api;
using Serein.Library.Utils;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace Serein.Library
{
/// <summary>
/// 节点方法拓展
/// </summary>
public static class NodeModelExtension
{
/// <summary>
/// 输出方法参数信息
/// </summary>
/// <returns></returns>
public static ParameterData[] SaveParameterInfo(this NodeModelBase nodeModel)
{
if (nodeModel.MethodDetails.ParameterDetailss == null)
{
return new ParameterData[0];
}
if (nodeModel.MethodDetails.ParameterDetailss.Length > 0)
{
return nodeModel.MethodDetails.ParameterDetailss
.Select(it => new ParameterData
{
SourceNodeGuid = it.ArgDataSourceNodeGuid,
SourceType = it.ArgDataSourceType.ToString(),
State = it.IsExplicitData,
ArgName = it.Name,
Value = it.DataValue,
})
.ToArray();
}
else
{
return Array.Empty<ParameterData>();
}
}
/// <summary>
/// 导出为节点信息
/// </summary>
/// <returns></returns>
public static NodeInfo ToInfo(this NodeModelBase nodeModel)
{
// if (MethodDetails == null) return null;
var trueNodes = nodeModel.SuccessorNodes[ConnectionInvokeType.IsSucceed].Select(item => item.Guid); // 真分支
var falseNodes = nodeModel.SuccessorNodes[ConnectionInvokeType.IsFail].Select(item => item.Guid);// 假分支
var errorNodes = nodeModel.SuccessorNodes[ConnectionInvokeType.IsError].Select(item => item.Guid);// 异常分支
var upstreamNodes = nodeModel.SuccessorNodes[ConnectionInvokeType.Upstream].Select(item => item.Guid);// 上游分支
// 生成参数列表
ParameterData[] parameterData = nodeModel.SaveParameterInfo();
NodeInfo nodeInfo = new NodeInfo
{
Guid = nodeModel.Guid,
AssemblyName = nodeModel.MethodDetails.AssemblyName,
MethodName = nodeModel.MethodDetails?.MethodName,
Label = nodeModel.MethodDetails?.MethodAnotherName,
Type = nodeModel.ControlType.ToString(), //this.GetType().ToString(),
TrueNodes = trueNodes.ToArray(),
FalseNodes = falseNodes.ToArray(),
UpstreamNodes = upstreamNodes.ToArray(),
ParameterData = parameterData.ToArray(),
ErrorNodes = errorNodes.ToArray(),
Position = nodeModel.Position,
IsProtectionParameter = nodeModel.MethodDetails.IsProtectionParameter,
IsInterrupt = nodeModel.DebugSetting.IsInterrupt,
IsEnable = nodeModel.DebugSetting.IsEnable,
ParentNodeGuid = nodeModel.ContainerNode?.Guid,
ChildNodeGuids = nodeModel.ChildrenNode.Select(item => item.Guid).ToArray(),
};
nodeInfo.Position.X = Math.Round(nodeInfo.Position.X, 1);
nodeInfo.Position.Y = Math.Round(nodeInfo.Position.Y, 1);
nodeInfo = nodeModel.SaveCustomData(nodeInfo);
return nodeInfo;
}
/// <summary>
/// 从节点信息加载节点
/// </summary>
/// <param name="nodeInfo"></param>
/// <returns></returns>
public static void LoadInfo(this NodeModelBase nodeModel, NodeInfo nodeInfo)
{
nodeModel.Guid = nodeInfo.Guid;
nodeModel.Position = nodeInfo.Position ?? new PositionOfUI(0, 0);// 加载位置信息
var md = nodeModel.MethodDetails; // 当前节点的方法说明
nodeModel.MethodDetails.IsProtectionParameter = nodeInfo.IsProtectionParameter; // 保护参数
nodeModel.DebugSetting.IsInterrupt = nodeInfo.IsInterrupt; // 是否中断
nodeModel.DebugSetting.IsEnable = nodeInfo.IsEnable; // 是否使能
if (md != null)
{
if (md.ParameterDetailss == null)
{
md.ParameterDetailss = new ParameterDetails[0];
}
var pds = md.ParameterDetailss; // 当前节点的入参描述数组
#region 类库方法型节点加载参数
if (nodeInfo.ParameterData.Length > pds.Length && md.HasParamsArg)
{
// 保存的参数信息项数量大于方法本身的方法入参数量（可能存在可变入参）
var length = nodeInfo.ParameterData.Length - pds.Length; // 需要扩容的长度
nodeModel.MethodDetails.ParameterDetailss = ArrayHelper.Expansion(pds, length); // 扩容入参描述数组
pds = md.ParameterDetailss; // 当前节点的入参描述数组
var startParmsPd = pds[md.ParamsArgIndex]; // 获取可变入参参数描述
for (int i = md.ParamsArgIndex + 1; i <= md.ParamsArgIndex + length; i++)
{
pds[i] = startParmsPd.CloneOfModel(nodeModel);
pds[i].Index = pds[i - 1].Index + 1;
pds[i].IsParams = true;
}
}
for (int i = 0; i < nodeInfo.ParameterData.Length; i++)
{
if (i >= pds.Length)
{
nodeModel.Env.WriteLine(InfoType.ERROR, $"保存的参数数量大于方法此时的入参参数数量：[{nodeInfo.Guid}][{nodeInfo.MethodName}]");
break;
}
var pd = pds[i];
ParameterData pdInfo = nodeInfo.ParameterData[i];
pd.IsExplicitData = pdInfo.State;
pd.DataValue = pdInfo.Value;
pd.ArgDataSourceType = EnumHelper.ConvertEnum<ConnectionArgSourceType>(pdInfo.SourceType);
pd.ArgDataSourceNodeGuid = pdInfo.SourceNodeGuid;
}
nodeModel.LoadCustomData(nodeInfo); // 加载自定义数据
#endregion
}
}
/// <summary>
/// 开始执行
/// </summary>
/// <param name="context"></param>
/// <param name="token">流程运行</param>
/// <returns></returns>
public static async Task StartFlowAsync(this NodeModelBase nodeModel, IDynamicContext context, CancellationToken token)
{
Stack<NodeModelBase> stack = new Stack<NodeModelBase>();
HashSet<NodeModelBase> processedNodes = new HashSet<NodeModelBase>(); // 用于记录已处理上游节点的节点
stack.Push(nodeModel);
while (context.RunState != RunState.Completion // 没有完成
&& token.IsCancellationRequested == false // 没有取消
&& stack.Count > 0) // 循环中直到栈为空才会退出循环
{
#if DEBUG
await Task.Delay(1);
#endif
#region 执行相关
// 从栈中弹出一个节点作为当前节点进行处理
var currentNode = stack.Pop();
context.NextOrientation = ConnectionInvokeType.None; // 重置上下文状态
FlowResult flowResult;
try
{
flowResult = await currentNode.ExecutingAsync(context, token);
if (context.NextOrientation == ConnectionInvokeType.None) // 没有手动设置时，进行自动设置
{
context.NextOrientation = ConnectionInvokeType.IsSucceed;
}
}
catch (Exception ex)
{
flowResult = new FlowResult(currentNode,context);
context.Env.WriteLine(InfoType.ERROR, $"节点[{currentNode.Guid}]异常：" + ex);
context.NextOrientation = ConnectionInvokeType.IsError;
context.ExceptionOfRuning = ex;
}
context.AddOrUpdate(currentNode, flowResult); // 上下文中更新数据
#endregion
#region 执行完成
// 首先将指定类别后继分支的所有节点逆序推入栈中
var nextNodes = currentNode.SuccessorNodes[context.NextOrientation];
for (int index = nextNodes.Count - 1; index >= 0; index--)
{
// 筛选出启用的节点的节点
if (nextNodes[index].DebugSetting.IsEnable)
{
context.SetPreviousNode(nextNodes[index], currentNode);
stack.Push(nextNodes[index]);
}
}
// 然后将指上游分支的所有节点逆序推入栈中
var upstreamNodes = currentNode.SuccessorNodes[ConnectionInvokeType.Upstream];
for (int index = upstreamNodes.Count - 1; index >= 0; index--)
{
// 筛选出启用的节点的节点
if (upstreamNodes[index].DebugSetting.IsEnable)
{
context.SetPreviousNode(upstreamNodes[index], currentNode);
stack.Push(upstreamNodes[index]);
}
}
#endregion
}
}
/// <summary>
/// 获取对应的参数数组
/// </summary>
public static async Task<object[]> GetParametersAsync(this NodeModelBase nodeModel, IDynamicContext context, CancellationToken token)
{
if (nodeModel.MethodDetails.ParameterDetailss.Length == 0)
{
return Array.Empty<object>(); // 无参数
}
var md = nodeModel.MethodDetails;
var pds = md.ParameterDetailss;
#region 定义返回的参数数组
object[] args;
Array paramsArgs = null; // 初始化可选参数
int paramsArgIndex = 0; // 可选参数下标，与 object[] paramsArgs 一起使用
if (md.ParamsArgIndex >= 0) // 存在可变入参参数
{
var paramsArgType = pds[md.ParamsArgIndex].DataType; // 获取可变参数的参数类型
int paramsLength = pds.Length - md.ParamsArgIndex; // 可变参数数组长度 = 方法参数个数 - （ 可选入参下标 + 1 ）
paramsArgs = Array.CreateInstance(paramsArgType, paramsLength);// 可变参数
args = new object[md.ParamsArgIndex + 1]; // 调用方法的入参数组
args[md.ParamsArgIndex] = paramsArgs; // 如果存在可选参数，入参参数最后一项则为可变参数
}
else
{
// 不存在可选参数
args = new object[pds.Length]; // 调用方法的入参数组
}
#endregion
// 常规参数的获取
for (int i = 0; i < args.Length; i++)
{
var pd = pds[i];
args[i] = await pd.ToMethodArgData(context); // 获取数据
}
// 可选参数的获取
if (md.ParamsArgIndex >= 0)
{
for (int i = 0; i < paramsArgs.Length; i++)
{
var pd = md.ParameterDetailss[paramsArgIndex + i];
var data = await pd.ToMethodArgData(context); // 获取数据
paramsArgs.SetValue(data, i);// 设置到数组中
}
args[args.Length - 1] = paramsArgs;
}
return args;
}
/// <summary>
/// 检查监视表达式是否生效
/// </summary>
/// <param name="nodeModel">节点Moel</param>
/// <param name="context">上下文</param>
/// <param name="newData">新的数据</param>
/// <returns></returns>
/*public static async Task CheckExpInterrupt(this NodeModelBase nodeModel, IDynamicContext context, object newData = null)
{
string guid = nodeModel.Guid;
context.AddOrUpdate(guid, newData); // 上下文中更新数据
if (newData is null)
{
}
else
{
await nodeModel.MonitorObjExpInterrupt(context, newData, 0); // 首先监视对象
await nodeModel.MonitorObjExpInterrupt(context, newData, 1); // 然后监视节点
//nodeModel.FlowData = newData; // 替换数据
}
}*/
/// <summary>
/// 监视对象表达式中断
/// </summary>
/// <param name="nodeModel"></param>
/// <param name="context"></param>
/// <param name="data"></param>
/// <param name="monitorType"></param>
/// <returns></returns>
/*private static async Task MonitorObjExpInterrupt(this NodeModelBase nodeModel, IDynamicContext context, object data, int monitorType)
{
MonitorObjectEventArgs.ObjSourceType sourceType;
string key;
if (monitorType == 0)
{
key = data?.GetType()?.FullName;
sourceType = MonitorObjectEventArgs.ObjSourceType.IOCObj;
}
else
{
key = nodeModel.Guid;
sourceType = MonitorObjectEventArgs.ObjSourceType.IOCObj;
}
if (string.IsNullOrEmpty(key))
{
return;
}
//(var isMonitor, var exps) = await context.Env.CheckObjMonitorStateAsync(key);
//if (isMonitor) // 如果新的数据处于查看状态，通知UI进行更新？交给运行环境判断？
//{
// context.Env.MonitorObjectNotification(nodeModel.Guid, data, sourceType); // 对象处于监视状态，通知UI更新数据显示
// if (exps.Length > 0)
// {
// // 表达式环境下判断是否需要执行中断
// bool isExpInterrupt = false;
// string exp = "";
// // 判断执行监视表达式，直到为 true 时退出
// for (int i = 0; i < exps.Length && !isExpInterrupt; i++)
// {
// exp = exps[i];
// if (string.IsNullOrEmpty(exp)) continue;
// // isExpInterrupt = SereinConditionParser.To(data, exp);
// }
// if (isExpInterrupt) // 触发中断
// {
// nodeModel.DebugSetting.IsInterrupt = true;
// if (await context.Env.SetNodeInterruptAsync(nodeModel.Guid,true))
// {
// context.Env.TriggerInterrupt(nodeModel.Guid, exp, InterruptTriggerEventArgs.InterruptTriggerType.Exp);
// var cancelType = await nodeModel.DebugSetting.GetInterruptTask();
// await Console.Out.WriteLineAsync($"[{data}]中断已{cancelType}，开始执行后继分支");
// nodeModel.DebugSetting.IsInterrupt = false;
// }
// }
// }
//}
}*/
/// <summary>
/// 不再中断
/// </summary>
public static void CancelInterrupt(NodeModelBase nodeModel)
{
nodeModel.DebugSetting.IsInterrupt = false;
nodeModel.DebugSetting.CancelInterrupt?.Invoke();
}
#if DEBUG
/// <summary>
/// 程序集更新，更新节点方法描述、以及所有入参描述的类型
/// </summary>
/// <param name="nodeModel">节点Model</param>
/// <param name="newMd">新的方法描述</param>
public static void UploadMethod(this NodeModelBase nodeModel, MethodDetails newMd)
{
var thisMd = nodeModel.MethodDetails;
thisMd.ActingInstanceType = newMd.ActingInstanceType; // 更新方法需要的类型
var thisPds = thisMd.ParameterDetailss;
var newPds = newMd.ParameterDetailss;
// 当前存在可变参数，且新的方法也存在可变参数，需要把可变参数的数目与值传递过去
if (thisMd.HasParamsArg && newMd.HasParamsArg)
{
int paramsLength = thisPds.Length - thisMd.ParamsArgIndex - 1; // 确定扩容长度
newMd.ParameterDetailss = ArrayHelper.Expansion(newPds, paramsLength);// 为新方法的入参参数描述进行扩容
newPds = newMd.ParameterDetailss;
int index = newMd.ParamsArgIndex; // 记录
var templatePd = newPds[newMd.ParamsArgIndex]; // 新的入参模板
for (int i = thisMd.ParamsArgIndex; i < thisPds.Length; i++)
{
ParameterDetails thisPd = thisPds[i];
var newPd = templatePd.CloneOfModel(nodeModel); // 复制参数描述
newPd.Index = i + 1; // 更新索引
newPd.IsParams = true;
newPd.DataValue = thisPd.DataValue; // 保留参数值
newPd.ArgDataSourceNodeGuid = thisPd.ArgDataSourceNodeGuid; // 保留参数来源信息
newPd.ArgDataSourceType = thisPd.ArgDataSourceType; // 保留参数来源信息
newPd.IsParams = thisPd.IsParams; // 保留显式参数设置
newPds[index++] = newPd;
}
}
var thidPdLength = thisMd.HasParamsArg ? thisMd.ParamsArgIndex : thisPds.Length;
// 遍历当前的参数描述（不包含可变参数），找到匹配项，复制必要的数据进行保留
for (int i = 0; i < thisPds.Length; i++)
{
ParameterDetails thisPd = thisPds[i];
var newPd = newPds.FirstOrDefault(t_newPd => !t_newPd.IsParams // 不为可变参数
&& t_newPd.Name.Equals(thisPd.Name, StringComparison.OrdinalIgnoreCase) // 存在相同名称
&& t_newPd.DataType.Name.Equals(thisPd.DataType.Name) // 存在相同入参类型名称（以类型作为区分）
);
if (newPd != null) // 如果匹配上了
{
newPd.DataValue = thisPd.DataValue; // 保留参数值
newPd.ArgDataSourceNodeGuid = thisPd.ArgDataSourceNodeGuid; // 保留参数来源信息
newPd.ArgDataSourceType = thisPd.ArgDataSourceType; // 保留参数来源信息
newPd.IsParams = thisPd.IsParams; // 保留显式参数设置
}
}
thisMd.ReturnType = newMd.ReturnType;
nodeModel.MethodDetails = newMd;
}
#endif
}
}

103
Library/Extension/SereinExtension.cs
View File

@@ -13,109 +13,6 @@ namespace Serein.Library
/// </summary>
public static partial class SereinExtension
{
/// <summary>
/// 字面量转为对应类型
/// </summary>
/// <param name="valueStr"></param>
/// <returns></returns>
public static Type ToTypeOfString(this string valueStr)
{
if (valueStr.IndexOf('.') != -1)
{
// 通过指定的类型名称获取类型
return Type.GetType(valueStr);
}
if (valueStr.Equals("bool", StringComparison.OrdinalIgnoreCase))
{
return typeof(bool);
}
#region 整数型
else if (valueStr.Equals("sbyte", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(SByte), StringComparison.OrdinalIgnoreCase))
{
return typeof(SByte);
}
else if (valueStr.Equals("short", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Int16), StringComparison.OrdinalIgnoreCase))
{
return typeof(Int16);
}
else if (valueStr.Equals("int", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Int32), StringComparison.OrdinalIgnoreCase))
{
return typeof(Int32);
}
else if (valueStr.Equals("long", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Int64), StringComparison.OrdinalIgnoreCase))
{
return typeof(Int64);
}
else if (valueStr.Equals("byte", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Byte), StringComparison.OrdinalIgnoreCase))
{
return typeof(Byte);
}
else if (valueStr.Equals("ushort", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(UInt16), StringComparison.OrdinalIgnoreCase))
{
return typeof(UInt16);
}
else if (valueStr.Equals("uint", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(UInt32), StringComparison.OrdinalIgnoreCase))
{
return typeof(UInt32);
}
else if (valueStr.Equals("ulong", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(UInt64), StringComparison.OrdinalIgnoreCase))
{
return typeof(UInt64);
}
#endregion
#region 浮点型
else if (valueStr.Equals("float", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Single), StringComparison.OrdinalIgnoreCase))
{
return typeof(Single);
}
else if (valueStr.Equals("double", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Double), StringComparison.OrdinalIgnoreCase))
{
return typeof(Double);
}
#endregion
#region 小数型
else if (valueStr.Equals("decimal", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Decimal), StringComparison.OrdinalIgnoreCase))
{
return typeof(Decimal);
}
#endregion
#region 其他常见的类型
else if (valueStr.Equals(nameof(DateTime), StringComparison.OrdinalIgnoreCase))
{
return typeof(DateTime);
}
else if (valueStr.Equals(nameof(String), StringComparison.OrdinalIgnoreCase))
{
return typeof(String);
}
#endregion
else
{
throw new ArgumentException($"无法解析的字面量类型[{valueStr}]");
}
}
/// <summary>
/// 判断连接类型
/// </summary>

5
Library/FlowNode/ContainerFlowEnvironment.cs
View File

@@ -378,6 +378,11 @@ namespace Serein.Library
sereinIOC.Run(action);
return this;
}
public bool TryGetNodeModel(string nodeGuid, out NodeModelBase nodeModel)
{
throw new NotImplementedException();
}
#endregion

16
Library/FlowNode/DynamicContext.cs
View File

@@ -49,7 +49,7 @@ namespace Serein.Library
/// <summary>
/// 每个流程上下文分别存放节点的当前数据
/// </summary>
private readonly ConcurrentDictionary<string, object> dictNodeFlowData = new ConcurrentDictionary<string, object>();
private readonly ConcurrentDictionary<NodeModelBase, FlowResult> dictNodeFlowData = new ConcurrentDictionary<NodeModelBase, FlowResult>();
/// <summary>
/// 每个流程上下文存储运行时节点的调用关系
@@ -88,7 +88,7 @@ namespace Serein.Library
/// </summary>
/// <param name="nodeGuid">节点</param>
/// <returns></returns>
public object GetFlowData(string nodeGuid)
public FlowResult GetFlowData(NodeModelBase nodeGuid)
{
if (dictNodeFlowData.TryGetValue(nodeGuid, out var data))
{
@@ -103,29 +103,29 @@ namespace Serein.Library
/// <summary>
/// 添加或更新当前节点数据
/// </summary>
/// <param name="nodeGuid">节点</param>
/// <param name="nodeModel">节点</param>
/// <param name="flowData">新的数据</param>
public void AddOrUpdate(string nodeGuid, object flowData)
public void AddOrUpdate(NodeModelBase nodeModel, FlowResult flowData)
{
// this.dictNodeFlowData.TryGetValue(nodeGuid, out var oldFlowData);
dictNodeFlowData.AddOrUpdate(nodeGuid, _ => flowData, (o,n ) => flowData);
dictNodeFlowData.AddOrUpdate(nodeModel, _ => flowData, (o,n ) => flowData);
}
/// <summary>
/// 上一节点数据透传到下一节点
/// </summary>
/// <param name="nodeModel"></param>
public object TransmissionData(NodeModelBase nodeModel)
public FlowResult TransmissionData(NodeModelBase nodeModel)
{
if (dictPreviousNodes.TryGetValue(nodeModel, out var previousNode)) // 首先获取当前节点的上一节点
{
if (dictNodeFlowData.TryGetValue(previousNode.Guid, out var data)) // 其次获取上一节点的数据
if (dictNodeFlowData.TryGetValue(previousNode, out var data)) // 其次获取上一节点的数据
{
return data;
//AddOrUpdate(nodeModel.Guid, data); // 然后作为当前节点的数据记录在上下文中
}
}
return null;
throw new InvalidOperationException($"透传{nodeModel.Guid}节点数据时发生异常：上一节点不存在数据");
}
/// <summary>

97
Library/FlowNode/FlowResult.cs Normal file
View File

@@ -0,0 +1,97 @@
using Serein.Library.Api;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reactive;
using System.Text;
using System.Threading.Tasks;
namespace Serein.Library
{
/// <summary>
/// 表示空数据
/// </summary>
/*public readonly struct Unit : IEquatable<Unit>
{
public static readonly Unit Default = default;
public bool Equals(Unit _) => true;
public override bool Equals(object obj) => obj is Unit;
public override int GetHashCode() => 0;
}*/
/// <summary>
/// 流程返回值的包装
/// </summary>
public class FlowResult
{
/// <summary>
/// 实例化返回值
/// </summary>
/// <param name="nodeModel"></param>
/// <param name="context"></param>
public FlowResult(NodeModelBase nodeModel, IDynamicContext context, object value)
{
this.NodeGuid = nodeModel.Guid;
this.ContextGuid = context.Guid;
this.Value = value;
}
/// <summary>
/// 空返回值
/// </summary>
/// <param name="nodeModel"></param>
/// <param name="context"></param>
public FlowResult(NodeModelBase nodeModel, IDynamicContext context)
{
this.NodeGuid = nodeModel.Guid;
this.ContextGuid = context.Guid;
this.Value = Unit.Default;
}
/// <summary>
/// 尝试获取值
/// </summary>
/// <param name="targetType">目标类型</param>
/// <param name="value">返回值</param>
/// <returns>指示是否获取成功</returns>
/// <exception cref="ArgumentNullException">无法转为对应类型</exception>
public bool TryGetValue(Type targetType, out object value)
{
if (targetType is null)
throw new ArgumentNullException(nameof(targetType));
if (targetType.IsInstanceOfType(Value))
{
value = Value;
return true;
}
value = Unit.Default;
return false;
}
/// <summary>
/// 来源节点Guid
/// </summary>
public string NodeGuid { get; }
/// <summary>
/// 来源上下文Guid
/// </summary>
public string ContextGuid { get; }
/// <summary>
/// 数据值
/// </summary>
public object Value { get; private set; }
/// <summary>
/// 生成时间
/// </summary>
public DateTime ResultTime { get; } = DateTime.MinValue;
/// <summary>
/// 是否自动回收
/// </summary>
public bool IsAutoRecovery { get; set; }
}
}

465
Library/FlowNode/NodeModelBaseFunc.cs
View File

@@ -27,7 +27,6 @@ namespace Serein.Library
/// </summary>
public abstract partial class NodeModelBase : IDynamicFlowNode
{
#region 节点相关事件
/// <summary>
/// 实体节点创建完成后调用的方法，调用时间早于 LoadInfo() 方法
/// </summary>
@@ -65,7 +64,7 @@ namespace Serein.Library
}
this.DebugSetting.NodeModel = null;
this.DebugSetting = null;
if(this.MethodDetails.ParameterDetailss != null)
if (this.MethodDetails.ParameterDetailss != null)
{
foreach (var pd in this.MethodDetails.ParameterDetailss)
{
@@ -79,7 +78,7 @@ namespace Serein.Library
pd.InputType = ParameterValueInputType.Input;
}
}
this.MethodDetails.ParameterDetailss = null;
//this.MethodDetails.ActingInstance = null;
this.MethodDetails.NodeModel = null;
@@ -96,280 +95,22 @@ namespace Serein.Library
this.Env = null;
}
/// <summary>
/// 输出方法参数信息
/// </summary>
/// <returns></returns>
public ParameterData[] SaveParameterInfo()
{
if(MethodDetails.ParameterDetailss == null)
{
return new ParameterData[0];
}
if (MethodDetails.ParameterDetailss.Length > 0)
{
return MethodDetails.ParameterDetailss
.Select(it => new ParameterData
{
SourceNodeGuid = it.ArgDataSourceNodeGuid,
SourceType = it.ArgDataSourceType.ToString(),
State = it.IsExplicitData,
ArgName = it.Name,
Value = it.DataValue,
})
.ToArray();
}
else
{
return new ParameterData[0];
}
}
/// <summary>
/// 导出为节点信息
/// </summary>
/// <returns></returns>
public NodeInfo ToInfo()
{
// if (MethodDetails == null) return null;
var trueNodes = SuccessorNodes[ConnectionInvokeType.IsSucceed].Select(item => item.Guid); // 真分支
var falseNodes = SuccessorNodes[ConnectionInvokeType.IsFail].Select(item => item.Guid);// 假分支
var errorNodes = SuccessorNodes[ConnectionInvokeType.IsError].Select(item => item.Guid);// 异常分支
var upstreamNodes = SuccessorNodes[ConnectionInvokeType.Upstream].Select(item => item.Guid);// 上游分支
// 生成参数列表
ParameterData[] parameterData = SaveParameterInfo();
NodeInfo nodeInfo = new NodeInfo
{
Guid = Guid,
AssemblyName = MethodDetails.AssemblyName,
MethodName = MethodDetails?.MethodName,
Label = MethodDetails?.MethodAnotherName,
Type = ControlType.ToString() , //this.GetType().ToString(),
TrueNodes = trueNodes.ToArray(),
FalseNodes = falseNodes.ToArray(),
UpstreamNodes = upstreamNodes.ToArray(),
ParameterData = parameterData.ToArray(),
ErrorNodes = errorNodes.ToArray(),
Position = Position,
IsProtectionParameter = this.MethodDetails.IsProtectionParameter,
IsInterrupt = this.DebugSetting.IsInterrupt,
IsEnable = this.DebugSetting.IsEnable,
ParentNodeGuid = ContainerNode?.Guid,
ChildNodeGuids = ChildrenNode.Select(item => item.Guid).ToArray(),
};
nodeInfo.Position.X = Math.Round(nodeInfo.Position.X, 1);
nodeInfo.Position.Y = Math.Round(nodeInfo.Position.Y, 1);
nodeInfo = SaveCustomData(nodeInfo);
return nodeInfo;
}
/// <summary>
/// 从节点信息加载节点
/// </summary>
/// <param name="nodeInfo"></param>
/// <returns></returns>
public void LoadInfo(NodeInfo nodeInfo)
{
this.Guid = nodeInfo.Guid;
this.Position = nodeInfo.Position ?? new PositionOfUI(0, 0);// 加载位置信息
var md = this.MethodDetails; // 当前节点的方法说明
this.MethodDetails.IsProtectionParameter = nodeInfo.IsProtectionParameter; // 保护参数
this.DebugSetting.IsInterrupt = nodeInfo.IsInterrupt; // 是否中断
this.DebugSetting.IsEnable = nodeInfo.IsEnable; // 是否使能
if (md != null)
{
if(md.ParameterDetailss == null)
{
md.ParameterDetailss = new ParameterDetails[0];
}
var pds = md.ParameterDetailss; // 当前节点的入参描述数组
#region 类库方法型节点加载参数
if (nodeInfo.ParameterData.Length > pds.Length && md.HasParamsArg)
{
// 保存的参数信息项数量大于方法本身的方法入参数量（可能存在可变入参）
var length = nodeInfo.ParameterData.Length - pds.Length; // 需要扩容的长度
this.MethodDetails.ParameterDetailss = ArrayHelper.Expansion(pds, length); // 扩容入参描述数组
pds = md.ParameterDetailss; // 当前节点的入参描述数组
var startParmsPd = pds[md.ParamsArgIndex]; // 获取可变入参参数描述
for (int i = md.ParamsArgIndex + 1; i <= md.ParamsArgIndex + length; i++)
{
pds[i] = startParmsPd.CloneOfModel(this);
pds[i].Index = pds[i - 1].Index + 1;
pds[i].IsParams = true;
}
}
for (int i = 0; i < nodeInfo.ParameterData.Length; i++)
{
if (i >= pds.Length)
{
Env.WriteLine(InfoType.ERROR, $"保存的参数数量大于方法此时的入参参数数量：[{nodeInfo.Guid}][{nodeInfo.MethodName}]");
break;
}
var pd = pds[i];
ParameterData pdInfo = nodeInfo.ParameterData[i];
pd.IsExplicitData = pdInfo.State;
pd.DataValue = pdInfo.Value;
pd.ArgDataSourceType = EnumHelper.ConvertEnum<ConnectionArgSourceType>(pdInfo.SourceType);
pd.ArgDataSourceNodeGuid = pdInfo.SourceNodeGuid;
}
LoadCustomData(nodeInfo); // 加载自定义数据
#endregion
}
}
#endregion
#region 调试中断
/// <summary>
/// 不再中断
/// </summary>
public void CancelInterrupt()
{
this.DebugSetting.IsInterrupt = false;
DebugSetting.CancelInterrupt?.Invoke();
}
#endregion
#region 节点方法的执行
/// <summary>
/// 是否应该退出执行
/// </summary>
/// <param name="context"></param>
/// <param name="flowCts"></param>
/// <returns></returns>
//public static bool IsBradk(IDynamicContext context)
//{
// // 上下文不再执行
// if (context.RunState == RunState.Completion)
// {
// return true;
// }
// // 不存在全局触发器时，流程运行状态被设置为完成，退出执行，用于打断无限循环分支。
// if (flowCts is null && context.Env.FlowState == RunState.Completion)
// {
// return true;
// }
// // 如果存在全局触发器，且触发器的执行任务已经被取消时，退出执行。
// if (flowCts != null)
// {
// if (flowCts.IsCancellationRequested)
// return true;
// }
// return false;
//}
/// <summary>
/// 开始执行
/// </summary>
/// <param name="context"></param>
/// <param name="token">流程运行</param>
/// <returns></returns>
public async Task StartFlowAsync(IDynamicContext context, CancellationToken token)
{
Stack<NodeModelBase> stack = new Stack<NodeModelBase>();
HashSet<NodeModelBase> processedNodes = new HashSet<NodeModelBase>(); // 用于记录已处理上游节点的节点
stack.Push(this);
while (context.RunState != RunState.Completion // 没有完成
&& token.IsCancellationRequested == false // 没有取消
&& stack.Count > 0) // 循环中直到栈为空才会退出循环
{
#if DEBUG
await Task.Delay(1);
#endif
#region 执行相关
// 从栈中弹出一个节点作为当前节点进行处理
var currentNode = stack.Pop();
context.NextOrientation = ConnectionInvokeType.None; // 重置上下文状态
object newFlowData;
try
{
newFlowData = await currentNode.ExecutingAsync(context, token);
if (context.NextOrientation == ConnectionInvokeType.None) // 没有手动设置时，进行自动设置
{
context.NextOrientation = ConnectionInvokeType.IsSucceed;
}
}
catch (Exception ex)
{
newFlowData = null;
context.Env.WriteLine(InfoType.ERROR, $"节点[{currentNode.Guid}]异常：" + ex);
context.NextOrientation = ConnectionInvokeType.IsError;
context.ExceptionOfRuning = ex;
}
context.AddOrUpdate(currentNode.Guid, newFlowData); // 上下文中更新数据
#endregion
#region 执行完成
// 首先将指定类别后继分支的所有节点逆序推入栈中
var nextNodes = currentNode.SuccessorNodes[context.NextOrientation];
for (int index = nextNodes.Count - 1; index >= 0; index--)
{
// 筛选出启用的节点的节点
if (nextNodes[index].DebugSetting.IsEnable)
{
context.SetPreviousNode(nextNodes[index], currentNode);
stack.Push(nextNodes[index]);
}
}
// 然后将指上游分支的所有节点逆序推入栈中
var upstreamNodes = currentNode.SuccessorNodes[ConnectionInvokeType.Upstream];
for (int index = upstreamNodes.Count - 1; index >= 0; index--)
{
// 筛选出启用的节点的节点
if (upstreamNodes[index].DebugSetting.IsEnable)
{
context.SetPreviousNode(upstreamNodes[index], currentNode);
stack.Push(upstreamNodes[index]);
}
}
#endregion
}
}
/// <summary>
/// 执行节点对应的方法
/// </summary>
/// <param name="context">流程上下文</param>
/// <returns>节点传回数据对象</returns>
public virtual async Task<object> ExecutingAsync(IDynamicContext context, CancellationToken token)
public virtual async Task<FlowResult> ExecutingAsync(IDynamicContext context, CancellationToken token)
{
#region 调试中断
// 执行触发检查是否需要中断
if (DebugSetting.IsInterrupt)
if (DebugSetting.IsInterrupt)
{
context.Env.TriggerInterrupt(Guid, "", InterruptTriggerEventArgs.InterruptTriggerType.Monitor); // 通知运行环境该节点中断了
await DebugSetting.GetInterruptTask.Invoke();
//await fit.WaitTriggerAsync(Guid); // 创建一个等待的中断任务
SereinEnv.WriteLine(InfoType.INFO, $"[{this.MethodDetails?.MethodName}]中断已取消，开始执行后继分支");
//var flowCts = context.Env.IOC.Get<CancellationTokenSource>(NodeStaticConfig.FlipFlopCtsName);
if (token.IsCancellationRequested) { return null; }
}
#endregion
MethodDetails md = MethodDetails;
if (md is null)
{
@@ -377,211 +118,25 @@ namespace Serein.Library
}
if (!context.Env.TryGetDelegateDetails(md.AssemblyName, md.MethodName, out var dd)) // 流程运行到某个节点
{
throw new Exception($"节点{this.Guid}不存在对应委托");
}
var instance = Env.IOC.Get(md.ActingInstanceType);
if(instance == null)
if (instance is null)
{
Env.IOC.Register(md.ActingInstanceType).Build();
instance = Env.IOC.Get(md.ActingInstanceType);
}
object[] args = await GetParametersAsync(context, token);
object[] args = await this.GetParametersAsync(context, token);
var result = await dd.InvokeAsync(instance, args);
return result;
var flowReslt = new FlowResult(this, context, result);
return flowReslt;
}
/// <summary>
/// 获取对应的参数数组
/// </summary>
public async Task<object[]> GetParametersAsync(IDynamicContext context, CancellationToken token)
{
if (MethodDetails.ParameterDetailss.Length == 0)
{
return new object[0]; // 无参数
}
#region 定义返回的参数数组
object[] args;
Array paramsArgs = null; // 初始化可选参数
int paramsArgIndex = 0; // 可选参数下标，与 object[] paramsArgs 一起使用
if (MethodDetails.ParamsArgIndex >= 0) // 存在可变入参参数
{
var paramsArgType = MethodDetails.ParameterDetailss[MethodDetails.ParamsArgIndex].DataType; // 获取可变参数的参数类型
int paramsLength = MethodDetails.ParameterDetailss.Length - MethodDetails.ParamsArgIndex; // 可变参数数组长度 = 方法参数个数 - （ 可选入参下标 + 1 ）
paramsArgs = Array.CreateInstance(paramsArgType, paramsLength);// 可变参数
args = new object[MethodDetails.ParamsArgIndex + 1]; // 调用方法的入参数组
args[MethodDetails.ParamsArgIndex] = paramsArgs; // 如果存在可选参数，入参参数最后一项则为可变参数
}
else
{
// 不存在可选参数
args = new object[MethodDetails.ParameterDetailss.Length]; // 调用方法的入参数组
}
#endregion
// 常规参数的获取
for (int i = 0; i < args.Length; i++) {
var pd = MethodDetails.ParameterDetailss[i];
args[i] = await pd.ToMethodArgData(context); // 获取数据
}
// 可选参数的获取
if(MethodDetails.ParamsArgIndex >= 0)
{
for (int i = 0; i < paramsArgs.Length; i++)
{
var pd = MethodDetails.ParameterDetailss[paramsArgIndex + i];
var data = await pd.ToMethodArgData(context); // 获取数据
paramsArgs.SetValue(data, i);// 设置到数组中
}
args[args.Length - 1] = paramsArgs;
}
return args;
}
/// <summary>
/// 检查监视表达式是否生效
/// </summary>
/// <param name="context">上下文</param>
/// <param name="nodeModel">节点Moel</param>
/// <param name="newData">新的数据</param>
/// <returns></returns>
public static async Task CheckExpInterrupt(IDynamicContext context, NodeModelBase nodeModel, object newData = null)
{
string guid = nodeModel.Guid;
context.AddOrUpdate(guid, newData); // 上下文中更新数据
if (newData is null)
{
}
else
{
await MonitorObjExpInterrupt(context, nodeModel, newData, 0); // 首先监视对象
await MonitorObjExpInterrupt(context, nodeModel, newData, 1); // 然后监视节点
//nodeModel.FlowData = newData; // 替换数据
}
}
private static async Task MonitorObjExpInterrupt(IDynamicContext context, NodeModelBase nodeModel, object data, int monitorType)
{
MonitorObjectEventArgs.ObjSourceType sourceType;
string key;
if (monitorType == 0)
{
key = data?.GetType()?.FullName;
sourceType = MonitorObjectEventArgs.ObjSourceType.IOCObj;
}
else
{
key = nodeModel.Guid;
sourceType = MonitorObjectEventArgs.ObjSourceType.IOCObj;
}
if (string.IsNullOrEmpty(key))
{
return;
}
//(var isMonitor, var exps) = await context.Env.CheckObjMonitorStateAsync(key);
//if (isMonitor) // 如果新的数据处于查看状态，通知UI进行更新？交给运行环境判断？
//{
// context.Env.MonitorObjectNotification(nodeModel.Guid, data, sourceType); // 对象处于监视状态，通知UI更新数据显示
// if (exps.Length > 0)
// {
// // 表达式环境下判断是否需要执行中断
// bool isExpInterrupt = false;
// string exp = "";
// // 判断执行监视表达式，直到为 true 时退出
// for (int i = 0; i < exps.Length && !isExpInterrupt; i++)
// {
// exp = exps[i];
// if (string.IsNullOrEmpty(exp)) continue;
// // isExpInterrupt = SereinConditionParser.To(data, exp);
// }
// if (isExpInterrupt) // 触发中断
// {
// nodeModel.DebugSetting.IsInterrupt = true;
// if (await context.Env.SetNodeInterruptAsync(nodeModel.Guid,true))
// {
// context.Env.TriggerInterrupt(nodeModel.Guid, exp, InterruptTriggerEventArgs.InterruptTriggerType.Exp);
// var cancelType = await nodeModel.DebugSetting.GetInterruptTask();
// await Console.Out.WriteLineAsync($"[{data}]中断已{cancelType}，开始执行后继分支");
// nodeModel.DebugSetting.IsInterrupt = false;
// }
// }
// }
//}
}
#endregion
}
#if false
public static class NodeModelExtension
{
/// <summary>
/// 程序集更新，更新节点方法描述、以及所有入参描述的类型
/// </summary>
/// <param name="nodeModel">节点Model</param>
/// <param name="newMd">新的方法描述</param>
public static void UploadMethod(this NodeModelBase nodeModel, MethodDetails newMd)
{
var thisMd = nodeModel.MethodDetails;
thisMd.ActingInstanceType = newMd.ActingInstanceType; // 更新方法需要的类型
var thisPds = thisMd.ParameterDetailss;
var newPds = newMd.ParameterDetailss;
// 当前存在可变参数，且新的方法也存在可变参数，需要把可变参数的数目与值传递过去
if (thisMd.HasParamsArg && newMd.HasParamsArg)
{
int paramsLength = thisPds.Length - thisMd.ParamsArgIndex - 1; // 确定扩容长度
newMd.ParameterDetailss = ArrayHelper.Expansion(newPds, paramsLength);// 为新方法的入参参数描述进行扩容
newPds = newMd.ParameterDetailss;
int index = newMd.ParamsArgIndex; // 记录
var templatePd = newPds[newMd.ParamsArgIndex]; // 新的入参模板
for (int i = thisMd.ParamsArgIndex; i < thisPds.Length; i++)
{
ParameterDetails thisPd = thisPds[i];
var newPd = templatePd.CloneOfModel(nodeModel); // 复制参数描述
newPd.Index = i + 1; // 更新索引
newPd.IsParams = true;
newPd.DataValue = thisPd.DataValue; // 保留参数值
newPd.ArgDataSourceNodeGuid = thisPd.ArgDataSourceNodeGuid; // 保留参数来源信息
newPd.ArgDataSourceType = thisPd.ArgDataSourceType; // 保留参数来源信息
newPd.IsParams = thisPd.IsParams; // 保留显式参数设置
newPds[index++] = newPd;
}
}
var thidPdLength = thisMd.HasParamsArg ? thisMd.ParamsArgIndex : thisPds.Length;
// 遍历当前的参数描述（不包含可变参数），找到匹配项，复制必要的数据进行保留
for (int i = 0; i < thisPds.Length; i++)
{
ParameterDetails thisPd = thisPds[i];
var newPd = newPds.FirstOrDefault(t_newPd => !t_newPd.IsParams // 不为可变参数
&& t_newPd.Name.Equals(thisPd.Name, StringComparison.OrdinalIgnoreCase) // 存在相同名称
&& t_newPd.DataType.Name.Equals(thisPd.DataType.Name) // 存在相同入参类型名称（以类型作为区分）
);
if (newPd != null) // 如果匹配上了
{
newPd.DataValue = thisPd.DataValue; // 保留参数值
newPd.ArgDataSourceNodeGuid = thisPd.ArgDataSourceNodeGuid; // 保留参数来源信息
newPd.ArgDataSourceType = thisPd.ArgDataSourceType; // 保留参数来源信息
newPd.IsParams = thisPd.IsParams; // 保留显式参数设置
}
}
thisMd.ReturnType = newMd.ReturnType;
nodeModel.MethodDetails = newMd;
}
}
#endif
}

54
Library/FlowNode/ParameterDetails.cs
View File

@@ -5,6 +5,7 @@ using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
namespace Serein.Library
@@ -237,6 +238,7 @@ namespace Serein.Library
// 需要获取预入参数据
object inputParameter;
#region （默认的）从运行时上游节点获取其返回值
if (ArgDataSourceType == ConnectionArgSourceType.GetPreviousNodeData)
{
var previousNode = context.GetPreviousNode(nodeModel);
@@ -246,40 +248,32 @@ namespace Serein.Library
}
else
{
inputParameter = context.GetFlowData(previousNode.Guid); // 当前传递的数据
inputParameter = context.GetFlowData(previousNode).Value; // 当前传递的数据
}
}
#endregion
#region 从指定节点获取其返回值
else if (ArgDataSourceType == ConnectionArgSourceType.GetOtherNodeData)
{
// 获取指定节点的数据
// 如果指定节点没有被执行，会返回null
// 如果执行过，会获取上一次执行结果作为预入参数据
inputParameter = context.GetFlowData(ArgDataSourceNodeGuid);
}
#endregion
#region 立刻执行指定节点，然后获取返回值
else if (ArgDataSourceType == ConnectionArgSourceType.GetOtherNodeDataOfInvoke)
{
// 立刻调用对应节点获取数据。
try
{
var result = await env.InvokeNodeAsync(context, ArgDataSourceNodeGuid);
inputParameter = result;
}
catch (Exception ex)
{
context.NextOrientation = ConnectionInvokeType.IsError;
context.ExceptionOfRuning = ex;
throw;
}
}
#endregion
#region 意料之外的参数
else
{
throw new Exception("节点执行方法获取入参参数时，ConnectionArgSourceType枚举是意外的枚举值");
if(!env.TryGetNodeModel(ArgDataSourceNodeGuid, out var argSourceNodeModel))
{
throw new Exception($"[arg{Index}][{Name}][{DataType}]需要节点[{ArgDataSourceNodeGuid}]的参数，但节点不存在");
}
if (ArgDataSourceType == ConnectionArgSourceType.GetOtherNodeData)
{
inputParameter = context.GetFlowData(argSourceNodeModel).Value;
}
else if (ArgDataSourceType == ConnectionArgSourceType.GetOtherNodeDataOfInvoke)
{
// 立刻调用对应节点获取数据。
var cts = new CancellationTokenSource();
var result = await argSourceNodeModel.ExecutingAsync(context, cts.Token);
cts?.Cancel();
cts?.Dispose();
inputParameter = result.Value;
}
else
{
throw new Exception("节点执行方法获取入参参数时，ConnectionArgSourceType枚举是意外的枚举值");
}
}
#endregion
#region 判断是否执行表达式

103
Library/Utils/ConvertHelper.cs
View File

@@ -14,6 +14,109 @@ namespace Serein.Library.Utils
/// </summary>
public static class ConvertHelper
{
/// <summary>
/// 字面量转为对应类型
/// </summary>
/// <param name="valueStr"></param>
/// <returns></returns>
public static Type ToTypeOfString(this string valueStr)
{
if (valueStr.IndexOf('.') != -1)
{
// 通过指定的类型名称获取类型
return Type.GetType(valueStr);
}
if (valueStr.Equals("bool", StringComparison.OrdinalIgnoreCase))
{
return typeof(bool);
}
#region 整数型
else if (valueStr.Equals("sbyte", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(SByte), StringComparison.OrdinalIgnoreCase))
{
return typeof(SByte);
}
else if (valueStr.Equals("short", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Int16), StringComparison.OrdinalIgnoreCase))
{
return typeof(Int16);
}
else if (valueStr.Equals("int", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Int32), StringComparison.OrdinalIgnoreCase))
{
return typeof(Int32);
}
else if (valueStr.Equals("long", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Int64), StringComparison.OrdinalIgnoreCase))
{
return typeof(Int64);
}
else if (valueStr.Equals("byte", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Byte), StringComparison.OrdinalIgnoreCase))
{
return typeof(Byte);
}
else if (valueStr.Equals("ushort", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(UInt16), StringComparison.OrdinalIgnoreCase))
{
return typeof(UInt16);
}
else if (valueStr.Equals("uint", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(UInt32), StringComparison.OrdinalIgnoreCase))
{
return typeof(UInt32);
}
else if (valueStr.Equals("ulong", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(UInt64), StringComparison.OrdinalIgnoreCase))
{
return typeof(UInt64);
}
#endregion
#region 浮点型
else if (valueStr.Equals("float", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Single), StringComparison.OrdinalIgnoreCase))
{
return typeof(Single);
}
else if (valueStr.Equals("double", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Double), StringComparison.OrdinalIgnoreCase))
{
return typeof(Double);
}
#endregion
#region 小数型
else if (valueStr.Equals("decimal", StringComparison.OrdinalIgnoreCase)
|| valueStr.Equals(nameof(Decimal), StringComparison.OrdinalIgnoreCase))
{
return typeof(Decimal);
}
#endregion
#region 其他常见的类型
else if (valueStr.Equals(nameof(DateTime), StringComparison.OrdinalIgnoreCase))
{
return typeof(DateTime);
}
else if (valueStr.Equals(nameof(String), StringComparison.OrdinalIgnoreCase))
{
return typeof(String);
}
#endregion
else
{
throw new ArgumentException($"无法解析的字面量类型[{valueStr}]");
}
}
/// <summary>
/// 对象转JSON文本

164
NodeFlow/Env/FlowEnvironment.cs
View File

@@ -392,7 +392,7 @@ namespace Serein.NodeFlow.Env
IOC.Reset();
IOC.Register<IScriptFlowApi, ScriptFlowApi>(); // 注册脚本接口
var flowTaskOptions = new FlowTaskLibrary
var flowTaskOptions = new FlowWorkLibrary
{
Environment = this,
@@ -440,8 +440,8 @@ namespace Serein.NodeFlow.Env
}
if (true || FlowState == RunState.Running || FlipFlopState == RunState.Running)
{
NodeModelBase? nodeModel = GuidToModel(startNodeGuid);
if (nodeModel is null || nodeModel is SingleFlipflopNode)
if (!TryGetNodeModel(startNodeGuid,out var nodeModel) || nodeModel is SingleFlipflopNode)
{
return false;
}
@@ -460,14 +460,14 @@ namespace Serein.NodeFlow.Env
}
}
/// <summary>
/*/// <summary>
/// 单独运行一个节点
/// </summary>
/// <param name="nodeGuid"></param>
/// <returns></returns>
public async Task<object> InvokeNodeAsync(IDynamicContext context, string nodeGuid)
{
object result = new Unit();
object result = Unit.Default;
if (this.NodeModels.TryGetValue(nodeGuid, out var model))
{
CancellationTokenSource cts = new CancellationTokenSource();
@@ -475,7 +475,7 @@ namespace Serein.NodeFlow.Env
cts?.Cancel();
}
return result;
}
}*/
/// <summary>
/// 结束流程
@@ -496,7 +496,10 @@ namespace Serein.NodeFlow.Env
/// <param name="nodeGuid"></param>
public void ActivateFlipflopNode(string nodeGuid)
{
var nodeModel = GuidToModel(nodeGuid);
if(!TryGetNodeModel(nodeGuid, out var nodeModel))
{
return;
}
if (nodeModel is null) return;
if (flowTaskManagement is not null && nodeModel is SingleFlipflopNode flipflopNode) // 子节点为触发器
{
@@ -515,7 +518,10 @@ namespace Serein.NodeFlow.Env
/// <param name="nodeGuid"></param>
public void TerminateFlipflopNode(string nodeGuid)
{
var nodeModel = GuidToModel(nodeGuid);
if(!TryGetNodeModel(nodeGuid, out var nodeModel))
{
return;
}
if (nodeModel is null) return;
if (flowTaskManagement is not null && nodeModel is SingleFlipflopNode flipflopNode) // 子节点为触发器
{
@@ -858,7 +864,10 @@ namespace Serein.NodeFlow.Env
#region 确定节点之间的方法调用关系
foreach (var nodeInfo in nodeInfos)
{
var fromNodeModel = GuidToModel(nodeInfo.Guid);
if (!TryGetNodeModel(nodeInfo.Guid, out var fromNodeModel))
{
return;
}
if (fromNodeModel is null) continue;
List<(ConnectionInvokeType connectionType, string[] guids)> allToNodes = [(ConnectionInvokeType.IsSucceed,nodeInfo.TrueNodes),
(ConnectionInvokeType.IsFail, nodeInfo.FalseNodes),
@@ -869,7 +878,10 @@ namespace Serein.NodeFlow.Env
// 遍历当前类型分支的节点（确认连接关系）
foreach (var toNodeGuid in item.toNodeGuids)
{
var toNodeModel = GuidToModel(toNodeGuid);
if (!TryGetNodeModel(toNodeGuid, out var toNodeModel))
{
return;
}
if (toNodeModel is null) {
// 防御性代码，加载正常保存的项目文件不会进入这里
continue;
@@ -915,7 +927,7 @@ namespace Serein.NodeFlow.Env
&& NodeModels.TryGetValue(pd.ArgDataSourceNodeGuid, out var fromNode))
{
_ = ConnectArgSourceOfNodeAsync(fromNode, toNode, pd.ArgDataSourceType, pd.Index);
await ConnectArgSourceOfNodeAsync(fromNode, toNode, pd.ArgDataSourceType, pd.Index);
}
}
}
@@ -981,20 +993,24 @@ namespace Serein.NodeFlow.Env
/// 将节点放置在容器中
/// </summary>
/// <returns></returns>
public async Task<bool> PlaceNodeToContainerAsync(string nodeGuid, string containerNodeGuid)
public Task<bool> PlaceNodeToContainerAsync(string nodeGuid, string containerNodeGuid)
{
// 获取目标节点与容器节点
var nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null ) return false;
if(nodeModel.ContainerNode is INodeContainer tmpContainer)
if (!TryGetNodeModel(nodeGuid, out var nodeModel))
{
return Task.FromResult(false);
}
if (nodeModel.ContainerNode is INodeContainer tmpContainer)
{
SereinEnv.WriteLine(InfoType.WARN, $"节点放置失败，节点[{nodeGuid}]已经放置于容器节点[{((NodeModelBase)tmpContainer).Guid}]");
return false;
return Task.FromResult(false);
}
var containerNode = GuidToModel(containerNodeGuid); // 获取容器节点
if (containerNode is not INodeContainer nodeContainer) return false;
if (!TryGetNodeModel(containerNodeGuid, out var containerNode))
{
return Task.FromResult(false);
}
if (containerNode is not INodeContainer nodeContainer) return Task.FromResult(false);
var result = nodeContainer.PlaceNode(nodeModel); // 放置在容器节点
if (result)
@@ -1004,7 +1020,7 @@ namespace Serein.NodeFlow.Env
OnNodePlace?.Invoke(new NodePlaceEventArgs(nodeGuid, containerNodeGuid)); // 通知UI更改节点放置位置
});
}
return result;
return Task.FromResult(result);
}
@@ -1012,15 +1028,16 @@ namespace Serein.NodeFlow.Env
/// 将节点从容器节点中脱离
/// </summary>
/// <returns></returns>
public async Task<bool> TakeOutNodeToContainerAsync(string nodeGuid)
public Task<bool> TakeOutNodeToContainerAsync(string nodeGuid)
{
// 获取目标节点与容器节点
var nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null) return false;
if(nodeModel.ContainerNode is not INodeContainer nodeContainer)
if (!TryGetNodeModel(nodeGuid, out var nodeModel))
{
return false;
return Task.FromResult(false);
}
if (nodeModel.ContainerNode is not INodeContainer nodeContainer)
{
return Task.FromResult(false);
}
var result = nodeContainer.TakeOutNode(nodeModel); // 从容器节点取出
if (result)
@@ -1030,7 +1047,7 @@ namespace Serein.NodeFlow.Env
OnNodeTakeOut?.Invoke(new NodeTakeOutEventArgs(nodeGuid)); // 重新放置在画布上
});
}
return result;
return Task.FromResult(result);
}
@@ -1044,9 +1061,10 @@ namespace Serein.NodeFlow.Env
/// <exception cref="NotImplementedException"></exception>
public async Task<bool> RemoveNodeAsync(string nodeGuid)
{
var remoteNode = GuidToModel(nodeGuid);
if (remoteNode is null)
return false;
if (!TryGetNodeModel(nodeGuid, out var remoteNode))
{
return false;
}
if (remoteNode is SingleFlipflopNode flipflopNode)
{
@@ -1103,7 +1121,7 @@ namespace Serein.NodeFlow.Env
/// <param name="fromNodeJunctionType">起始节点控制点</param>
/// <param name="toNodeJunctionType">目标节点控制点</param>
/// <param name="invokeType">连接关系</param>
public async Task<bool> ConnectInvokeNodeAsync(string fromNodeGuid,
public Task<bool> ConnectInvokeNodeAsync(string fromNodeGuid,
string toNodeGuid,
JunctionType fromNodeJunctionType,
JunctionType toNodeJunctionType,
@@ -1111,17 +1129,19 @@ namespace Serein.NodeFlow.Env
{
// 获取起始节点与目标节点
var fromNode = GuidToModel(fromNodeGuid);
var toNode = GuidToModel(toNodeGuid);
if (fromNode is null || toNode is null) return false;
if (!TryGetNodeModel(fromNodeGuid, out var fromNode) || !TryGetNodeModel(toNodeGuid, out var toNode))
{
return Task.FromResult(false);
}
if (fromNode is null || toNode is null) return Task.FromResult(false);
(var type, var state) = CheckConnect(fromNode, toNode, fromNodeJunctionType, toNodeJunctionType);
if (!state)
{
SereinEnv.WriteLine(InfoType.WARN, "出现非预期的连接行为");
return false; // 出现不符预期的连接行为，忽略此次连接行为
return Task.FromResult(false); // 出现不符预期的连接行为，忽略此次连接行为
}
if(type == JunctionOfConnectionType.Invoke)
{
if (fromNodeJunctionType == JunctionType.Execute)
@@ -1132,7 +1152,7 @@ namespace Serein.NodeFlow.Env
// 从起始节点“下一个方法”控制点，连接到目标节点“方法调用”控制点
state = ConnectInvokeOfNode(fromNode, toNode, invokeType); // 本地环境进行连接
}
return state;
return Task.FromResult(state);
}
@@ -1147,8 +1167,10 @@ namespace Serein.NodeFlow.Env
public Task<bool> SetConnectPriorityInvoke(string fromNodeGuid, string toNodeGuid, ConnectionInvokeType connectionType)
{
// 获取起始节点与目标节点
var fromNode = GuidToModel(fromNodeGuid);
var toNode = GuidToModel(toNodeGuid);
if (!TryGetNodeModel(fromNodeGuid, out var fromNode) || !TryGetNodeModel(toNodeGuid, out var toNode))
{
return Task.FromResult(false);
}
if (fromNode is null || toNode is null) return Task.FromResult(false);
if ( fromNode.SuccessorNodes.TryGetValue(connectionType, out var nodes))
{
@@ -1173,8 +1195,10 @@ namespace Serein.NodeFlow.Env
public async Task<bool> RemoveConnectInvokeAsync(string fromNodeGuid, string toNodeGuid, ConnectionInvokeType connectionType)
{
// 获取起始节点与目标节点
var fromNode = GuidToModel(fromNodeGuid);
var toNode = GuidToModel(toNodeGuid);
if (!TryGetNodeModel(fromNodeGuid, out var fromNode) || !TryGetNodeModel(toNodeGuid, out var toNode))
{
return false;
}
if (fromNode is null || toNode is null) return false;
var result = await RemoteConnectAsync(fromNode, toNode, connectionType);
@@ -1200,8 +1224,10 @@ namespace Serein.NodeFlow.Env
{
// 获取起始节点与目标节点
var fromNode = GuidToModel(fromNodeGuid);
var toNode = GuidToModel(toNodeGuid);
if (!TryGetNodeModel(fromNodeGuid, out var fromNode) || !TryGetNodeModel(toNodeGuid, out var toNode))
{
return false;
}
if (fromNode is null || toNode is null) return false;
(var type, var state) = CheckConnect(fromNode, toNode, fromNodeJunctionType, toNodeJunctionType);
if (!state)
@@ -1236,8 +1262,10 @@ namespace Serein.NodeFlow.Env
public async Task<bool> RemoveConnectArgSourceAsync(string fromNodeGuid, string toNodeGuid, int argIndex)
{
// 获取起始节点与目标节点
var fromNode = GuidToModel(fromNodeGuid);
var toNode = GuidToModel(toNodeGuid);
if (!TryGetNodeModel(fromNodeGuid, out var fromNode) || !TryGetNodeModel(toNodeGuid, out var toNode))
{
return false;
}
if (fromNode is null || toNode is null) return false;
var result = await RemoteConnectAsync(fromNode, toNode, argIndex);
return result;
@@ -1302,10 +1330,11 @@ namespace Serein.NodeFlow.Env
/// <param name="y"></param>
public void MoveNode(string nodeGuid, double x, double y)
{
NodeModelBase? nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null) return;
if (!TryGetNodeModel(nodeGuid, out var nodeModel))
{
return;
}
nodeModel.Position.X = x;
nodeModel.Position.Y = y;
UIContextOperation?.Invoke(() => OnNodeMoved?.Invoke(new NodeMovedEventArgs(nodeGuid, x, y)));
@@ -1317,9 +1346,10 @@ namespace Serein.NodeFlow.Env
/// <param name="newNodeGuid"></param>
public Task<string> SetStartNodeAsync(string newNodeGuid)
{
var newStartNodeModel = GuidToModel(newNodeGuid);
if (newStartNodeModel is null)
return Task.FromResult(StartNode?.Guid ?? string.Empty);
if (!TryGetNodeModel(newNodeGuid, out var newStartNodeModel))
{
return Task.FromResult(StartNode?.Guid ?? string.Empty);
}
SetStartNode(newStartNodeModel);
return Task.FromResult(StartNode?.Guid ?? string.Empty);
}
@@ -1370,12 +1400,13 @@ namespace Serein.NodeFlow.Env
/// <param name="path">属性路径</param>
/// <param name="value">变化后的属性值</param>
/// <returns></returns>
public async Task NotificationNodeValueChangeAsync(string nodeGuid, string path, object value)
public Task NotificationNodeValueChangeAsync(string nodeGuid, string path, object value)
{
var nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null) return;
SerinExpressionEvaluator.Evaluate($"@Set .{path} = {value}", nodeModel, out _); // 更改对应的数据
if (TryGetNodeModel(nodeGuid, out var nodeModel))
{
SerinExpressionEvaluator.Evaluate($"@Set .{path} = {value}", nodeModel, out _); // 更改对应的数据
}
return Task.CompletedTask;
//if (NodeValueChangeLogger.Remove((nodeGuid, path, value)))
//{
// // 说明存在过重复的修改
@@ -1414,7 +1445,10 @@ namespace Serein.NodeFlow.Env
/// <returns></returns>
public Task<bool> ChangeParameter(string nodeGuid, bool isAdd, int paramIndex)
{
var nodeModel = GuidToModel(nodeGuid);
if (!TryGetNodeModel(nodeGuid, out var nodeModel))
{
return Task.FromResult(false);
}
if (nodeModel is null) return Task.FromResult(false);
bool isPass;
if (isAdd)
@@ -1429,30 +1463,26 @@ namespace Serein.NodeFlow.Env
}
/// <summary>
/// Guid 转 NodeModel
/// </summary>
/// <param name="nodeGuid">节点Guid</param>
/// <returns>节点Model</returns>
/// <exception cref="ArgumentNullException">无法获取节点、Guid/节点为null时报错</exception>
private NodeModelBase? GuidToModel(string nodeGuid)
public bool TryGetNodeModel(string nodeGuid,out NodeModelBase nodeModel)
{
if (string.IsNullOrEmpty(nodeGuid))
{
//throw new ArgumentNullException("not contains - Guid没有对应节点:" + (nodeGuid));
return null;
nodeModel = null;
return false;
}
if (!NodeModels.TryGetValue(nodeGuid, out NodeModelBase? nodeModel) || nodeModel is null)
{
//throw new ArgumentNullException("null - Guid存在对应节点,但节点为null:" + (nodeGuid));
return null;
}
return nodeModel;
return NodeModels.TryGetValue(nodeGuid, out nodeModel) && nodeModel is not null;
}
#endregion
#region 流程依赖类库的接口

10
NodeFlow/Env/FlowEnvironmentDecorator.cs
View File

@@ -492,10 +492,7 @@ namespace Serein.NodeFlow.Env
return await currentFlowEnvironment.StartAsyncInSelectNode(startNodeGuid);
}
public async Task<object> InvokeNodeAsync(IDynamicContext context, string nodeGuid)
{
return await currentFlowEnvironment.InvokeNodeAsync(context, nodeGuid);
}
public async Task StartRemoteServerAsync(int port = 7525)
{
@@ -524,6 +521,11 @@ namespace Serein.NodeFlow.Env
{
currentFlowEnvironment.SetUIContextOperation(uiContextOperation);
}
public bool TryGetNodeModel(string nodeGuid, out NodeModelBase nodeModel)
{
return currentFlowEnvironment.TryGetNodeModel(nodeGuid, out nodeModel);
}
public bool TryGetDelegateDetails(string libraryName, string methodName, out DelegateDetails del)
{
return currentFlowEnvironment.TryGetDelegateDetails(libraryName, methodName, out del);

13
NodeFlow/Env/RemoteFlowEnvironment.cs
View File

@@ -1217,14 +1217,13 @@ namespace Serein.NodeFlow.Env
this.WriteLine(InfoType.INFO, "远程环境尚未实现的接口：SetMonitorObjState");
}
public async Task<object> InvokeNodeAsync(IDynamicContext context, string nodeGuid)
{
// 登录到远程环境后，启动器相关方法无效
this.WriteLine(InfoType.INFO, "远程环境尚未实现接口 InvokeNodeAsync");
return null;
}
public bool TryGetNodeModel(string nodeGuid, out NodeModelBase nodeModel)
{
this.WriteLine(InfoType.INFO, "远程环境尚未实现的接口：TryGetNodeModel");
nodeModel = null;
return false;
}
public bool TryGetMethodDetailsInfo(string libraryName, string methodName, out MethodDetailsInfo mdInfo)
{

6
NodeFlow/FlowTaskLibrary.cs → NodeFlow/FlowWorkLibrary.cs
View File

@@ -9,8 +9,10 @@ using System.Threading.Tasks;
namespace Serein.NodeFlow
{
public class FlowTaskLibrary()
/// <summary>
/// 节点任务执行依赖
/// </summary>
public class FlowWorkLibrary()
{
/// <summary>
/// 流程运行环境

14
NodeFlow/FlowWorkManagement.cs
View File

@@ -30,13 +30,13 @@ namespace Serein.NodeFlow
/// <summary>
/// 初始化选项
/// </summary>
public FlowTaskLibrary WorkLibrary { get; }
public FlowWorkLibrary WorkLibrary { get; }
/// <summary>
/// 流程任务管理
/// </summary>
/// <param name="library"></param>
public FlowWorkManagement(FlowTaskLibrary library)
public FlowWorkManagement(FlowWorkLibrary library)
{
WorkLibrary = library;
@@ -301,7 +301,7 @@ namespace Serein.NodeFlow
{
var context = pool.Allocate(); // 启动全局触发器时新建上下文
var newFlowData = await singleFlipFlopNode.ExecutingAsync(context, singleToken); // 获取触发器等待Task
context.AddOrUpdate(singleFlipFlopNode.Guid, newFlowData);
context.AddOrUpdate(singleFlipFlopNode, newFlowData);
if (context.NextOrientation == ConnectionInvokeType.None)
{
continue;
@@ -326,6 +326,14 @@ namespace Serein.NodeFlow
}
/// <summary>
/// 全局触发器触发后的调用
/// </summary>
/// <param name="singleFlipFlopNode"></param>
/// <param name="singleToken"></param>
/// <param name="pool"></param>
/// <param name="context"></param>
/// <returns></returns>
private static async Task? CallSubsequentNode(SingleFlipflopNode singleFlipFlopNode, CancellationToken singleToken, ObjectPool<IDynamicContext> pool, IDynamicContext context)
{
var flowState = context.NextOrientation; // 记录一下流程状态

7
NodeFlow/Model/CompositeConditionNode.cs
View File

@@ -36,7 +36,7 @@ namespace Serein.NodeFlow.Model
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public override async Task<object?> ExecutingAsync(IDynamicContext context, CancellationToken token)
public override async Task<FlowResult> ExecutingAsync(IDynamicContext context, CancellationToken token)
{
try
{
@@ -45,7 +45,7 @@ namespace Serein.NodeFlow.Model
{
if (token.IsCancellationRequested)
{
return null;
return new FlowResult(this, context);
}
var state = await node.ExecutingAsync(context, token);
if (context.NextOrientation != ConnectionInvokeType.IsSucceed)
@@ -56,7 +56,8 @@ namespace Serein.NodeFlow.Model
}
//var previousNode = context.GetPreviousNode()
return context.TransmissionData(this); // 条件区域透传上一节点的数据
var result = context.TransmissionData(this); // 条件区域透传上一节点的数据
return new FlowResult(this,context, result);
}
catch (Exception ex)
{

29
NodeFlow/Model/SingleConditionNode.cs
View File

@@ -110,9 +110,12 @@ namespace Serein.NodeFlow.Model
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
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);
}
// 接收上一节点参数or自定义参数内容
object? parameter;
object? result = null;
@@ -121,17 +124,31 @@ namespace Serein.NodeFlow.Model
{
// 使用自动取参
var pd = MethodDetails.ParameterDetailss[INDEX_EXPRESSION];
var hasNode = context.Env.TryGetNodeModel(pd.ArgDataSourceNodeGuid, out var argSourceNode);
if (hasNode)
{
context.NextOrientation = ConnectionInvokeType.IsError;
return new FlowResult(this, context);
}
if (hasNode)
{
return new FlowResult(this, context);
}
if (pd.ArgDataSourceType == ConnectionArgSourceType.GetOtherNodeData)
{
result = context.GetFlowData(pd.ArgDataSourceNodeGuid); // 使用自定义节点的参数
result = context.GetFlowData(argSourceNode).Value; // 使用自定义节点的参数
}
else if (pd.ArgDataSourceType == ConnectionArgSourceType.GetOtherNodeDataOfInvoke)
{
result = await Env.InvokeNodeAsync(context, pd.ArgDataSourceNodeGuid); // 立刻调用目标节点，然后使用其返回值
CancellationTokenSource cts = new CancellationTokenSource();
var nodeResult = await argSourceNode.ExecutingAsync(context, cts.Token);
result = nodeResult.Value;
cts?.Cancel();
cts?.Dispose();
}
else
{
result = context.TransmissionData(this); // 条件节点透传上一节点的数据
result = context.TransmissionData(this).Value; // 条件节点透传上一节点的数据
}
parameter = result; // 使用上一节点的参数
@@ -167,7 +184,7 @@ namespace Serein.NodeFlow.Model
SereinEnv.WriteLine(InfoType.INFO, $"{result} {Expression} -> " + context.NextOrientation);
//return result;
return judgmentResult;
return new FlowResult(this, context, judgmentResult);
}

22
NodeFlow/Model/SingleExpOpNode.cs
View File

@@ -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);
}
}

13
NodeFlow/Model/SingleFlipflopNode.cs
View File

@@ -22,7 +22,7 @@ namespace Serein.NodeFlow.Model
/// <param name="context"></param>
/// <returns></returns>
/// <exception cref="Exception"></exception>
public override async Task<object?> ExecutingAsync(IDynamicContext context, CancellationToken token)
public override async Task<FlowResult> ExecutingAsync(IDynamicContext context, CancellationToken token)
{
#region 执行前中断
if (DebugSetting.IsInterrupt) // 执行触发前
@@ -40,8 +40,13 @@ namespace Serein.NodeFlow.Model
}
var instance = context.Env.IOC.Get(md.ActingInstanceType);
if (instance is null)
{
Env.IOC.Register(md.ActingInstanceType).Build();
instance = Env.IOC.Get(md.ActingInstanceType);
}
await dd.InvokeAsync(instance, [context]);
var args = await GetParametersAsync(context, token);
var args = await this.GetParametersAsync(context, token);
// 因为这里会返回不确定的泛型 IFlipflopContext<TRsult>
// 而我们只需要获取到 State 和 Value（返回的数据）
// 所以使用 dynamic 类型接收
@@ -58,7 +63,9 @@ namespace Serein.NodeFlow.Model
{
throw new FlipflopException(base.MethodDetails.MethodName + "触发器超时触发。Guid" + base.Guid);
}
return dynamicFlipflopContext.Value;
object result = dynamicFlipflopContext.Value;
var flowReslt = new FlowResult(this, context, result);
return flowReslt;
}
}

15
NodeFlow/Model/SingleGlobalDataNode.cs
View File

@@ -115,33 +115,34 @@ namespace Serein.NodeFlow.Model
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
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);
if (string.IsNullOrEmpty(KeyName))
{
context.NextOrientation = ConnectionInvokeType.IsError;
SereinEnv.WriteLine(InfoType.ERROR, $"全局数据的KeyName不能为空[{this.Guid}]");
return null;
return new FlowResult(this, context);
}
if (DataNode is null)
{
context.NextOrientation = ConnectionInvokeType.IsError;
SereinEnv.WriteLine(InfoType.ERROR, $"全局数据节点没有设置数据来源[{this.Guid}]");
return null;
return new FlowResult(this, context);
}
try
{
var result = await context.Env.InvokeNodeAsync(context, DataNode.Guid);
SereinEnv.AddOrUpdateFlowGlobalData(KeyName, result);
var result = await DataNode.ExecutingAsync(context, token);
SereinEnv.AddOrUpdateFlowGlobalData(KeyName, result.Value);
return result;
}
catch (Exception ex)
{
context.NextOrientation = ConnectionInvokeType.IsError;
context.ExceptionOfRuning = ex;
return null;
return new FlowResult(this, context);
}
}

13
NodeFlow/Model/SingleScriptNode.cs
View File

@@ -165,12 +165,11 @@ namespace Serein.NodeFlow.Model
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
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;
var @params = await GetParametersAsync(context, token);
if(token.IsCancellationRequested) return null;
if (token.IsCancellationRequested) return new FlowResult(this, context);
var @params = await this.GetParametersAsync(context, token);
if(token.IsCancellationRequested) return new FlowResult(this, context);
//context.AddOrUpdate($"{context.Guid}_{this.Guid}_Params", @params[0]); // 后面再改
ReloadScript();// 每次都重新解析
@@ -199,9 +198,9 @@ namespace Serein.NodeFlow.Model
if (token.IsCancellationRequested) return null;
var result = await ScriptInterpreter.InterpretAsync(scriptContext, mainNode); // 从入口节点执行
envEvent.OnFlowRunComplete -= onFlowStop;
envEvent.OnFlowRunComplete -= onFlowStop;
return new FlowResult(this, context, result);
//SereinEnv.WriteLine(InfoType.INFO, "FlowContext Guid : " + context.Guid);
return result;
}

12
NodeFlow/Model/SingleUINode.cs
View File

@@ -15,14 +15,14 @@ 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);
if(Adapter is null)
{
var result = await base.ExecutingAsync(context, token);
if (result is IEmbeddedContent adapter)
if (result.Value is IEmbeddedContent adapter)
{
this.Adapter = adapter;
context.NextOrientation = ConnectionInvokeType.IsSucceed;
@@ -35,12 +35,12 @@ namespace Serein.NodeFlow.Model
else
{
var p = context.GetPreviousNode(this);
var data = context.GetFlowData(p.Guid);
var data = context.GetFlowData(p).Value;
var iflowContorl = Adapter.GetFlowControl();
iflowContorl.OnExecuting(data);
}
return null;
return new FlowResult(this, context);
}
}
}

29
NodeFlow/ScriptFlowApi.cs
View File

@@ -42,22 +42,21 @@ namespace Serein.NodeFlow
throw new NotImplementedException();
}
public object? GetArgData(IDynamicContext context, int index)
{
var _paramsKey = $"{context?.Guid}_{NodeModel.Guid}_Params";
var obj = context?.GetFlowData(_paramsKey);
if (obj is object[] @params && index < @params.Length)
{
return @params[index];
}
return null;
}
//public object? GetArgData(IDynamicContext context, int index)
//{
// var _paramsKey = $"{context?.Guid}_{NodeModel.Guid}_Params";
// var obj = context?.GetFlowData(_paramsKey);
// if (obj is object[] @params && index < @params.Length)
// {
// return @params[index];
// }
// return null;
//}
public object? GetFlowData(IDynamicContext context)
{
return context?.GetFlowData(NodeModel.Guid);
}
//public object? GetFlowData(IDynamicContext context)
//{
// return context?.GetFlowData(NodeModel.Guid);
//}
public object? GetGlobalData(string keyName)
{

1
Serein.Script/SereinScriptParser.cs
View File

@@ -1,5 +1,6 @@
using Newtonsoft.Json.Linq;
using Serein.Library;
using Serein.Library.Utils;
using Serein.Script.Node;
using System.Collections.Generic;
using System.Linq.Expressions;

6
Serein.Workbench.Avalonia/Custom/Views/NodeJunctionView.axaml.cs
View File

@@ -136,7 +136,7 @@ public class NodeJunctionView : TemplatedControl
nodeOperationService.ConnectingManage.Reset();
}
private void CheckJunvtion()
private async void CheckJunvtion()
{
var myData = nodeOperationService.ConnectingManage;
if(myData.StartJunction is null || myData.CurrentJunction is null)
@@ -157,7 +157,7 @@ public class NodeJunctionView : TemplatedControl
#region 方法调用关系创建
if (myData.Type == JunctionOfConnectionType.Invoke)
{
flowEnvironment.ConnectInvokeNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
await flowEnvironment.ConnectInvokeNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
myData.StartJunction.JunctionType,
myData.CurrentJunction.JunctionType,
myData.ConnectionInvokeType);
@@ -177,7 +177,7 @@ public class NodeJunctionView : TemplatedControl
argIndex = myData.CurrentJunction.ArgIndex;
}
flowEnvironment.ConnectArgSourceNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
await flowEnvironment.ConnectArgSourceNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
myData.StartJunction.JunctionType,
myData.CurrentJunction.JunctionType,
myData.ConnectionArgSourceType,

6
Workbench/MainWindow.xaml.cs
View File

@@ -1944,7 +1944,7 @@ namespace Serein.Workbench
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FlowChartCanvas_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
private async void FlowChartCanvas_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
if (IsSelectControl)
{
@@ -1975,7 +1975,7 @@ namespace Serein.Workbench
#region 方法调用关系创建
if (myData.Type == JunctionOfConnectionType.Invoke)
{
this.EnvDecorator.ConnectInvokeNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
await EnvDecorator.ConnectInvokeNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
myData.StartJunction.JunctionType,
myData.CurrentJunction.JunctionType,
myData.ConnectionInvokeType);
@@ -1995,7 +1995,7 @@ namespace Serein.Workbench
argIndex = argJunction2.ArgIndex;
}
this.EnvDecorator.ConnectArgSourceNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
await EnvDecorator.ConnectArgSourceNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
myData.StartJunction.JunctionType,
myData.CurrentJunction.JunctionType,
myData.ConnectionArgSourceType,

1
Workbench/Node/View/UINodeControl.xaml.cs
View File

@@ -54,7 +54,6 @@ namespace Serein.Workbench.Node.View
EmbedContainer.Child = userControl;
});
}
private void NodeControlBase_Initialized(object sender, EventArgs e)

2
Workbench/Node/ViewModel/UINodeControlViewModel.cs
View File

@@ -26,7 +26,7 @@ namespace Serein.Workbench.Node.ViewModel
{
var context = new DynamicContext(NodeModel.Env);
var cts = new CancellationTokenSource();
await NodeModel.ExecutingAsync(context, cts.Token);
var result = await NodeModel.ExecutingAsync(context, cts.Token);
cts?.Dispose();
if (context.NextOrientation == ConnectionInvokeType.IsSucceed
&& NodeModel.Adapter.GetUserControl() is UserControl userControl)

6
Workbench/Views/FlowCanvasView.xaml.cs
View File

@@ -309,7 +309,7 @@ namespace Serein.Workbench.Views
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FlowChartCanvas_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
private async void FlowChartCanvas_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
if (IsSelectControl)
{
@@ -340,7 +340,7 @@ namespace Serein.Workbench.Views
#region 方法调用关系创建
if (myData.Type == JunctionOfConnectionType.Invoke)
{
this.EnvDecorator.ConnectInvokeNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
await EnvDecorator.ConnectInvokeNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
myData.StartJunction.JunctionType,
myData.CurrentJunction.JunctionType,
myData.ConnectionInvokeType);
@@ -360,7 +360,7 @@ namespace Serein.Workbench.Views
argIndex = argJunction2.ArgIndex;
}
this.EnvDecorator.ConnectArgSourceNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
await EnvDecorator.ConnectArgSourceNodeAsync(myData.StartJunction.MyNode.Guid, myData.CurrentJunction.MyNode.Guid,
myData.StartJunction.JunctionType,
myData.CurrentJunction.JunctionType,
myData.ConnectionArgSourceType,