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重构了底层，方便向Android、Web、Linux进行跨平台迁移

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This commit is contained in:
fengjiayi
2024-09-15 12:15:32 +08:00
parent 0271825fa9
commit 19247b5afe
51 changed files with 4987 additions and 1526 deletions
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3
Library/Api/IDynamicContext.cs
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@@ -6,8 +6,9 @@ namespace Serein.Library.Api
{
public interface IDynamicContext
{
NodeRunCts NodeRunCts { get; set; }
IFlowEnvironment FlowEnvironment { get; }
ISereinIoc SereinIoc { get; }
NodeRunCts NodeRunCts { get; set; }
Task CreateTimingTask(Action action, int time = 100, int count = -1);
}
}

13
Library/Api/IDynamicFlowNode.cs Normal file
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@@ -0,0 +1,13 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Serein.Library.Api
{
public interface IDynamicFlowNode
{
}
}

206
Library/Api/IFlowEnvironment.cs Normal file
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@@ -0,0 +1,206 @@
using Serein.Library.Entity;
using Serein.Library.Enums;
using System;
using System.Collections.Generic;
using System.Reflection;
using System.Threading.Tasks;
namespace Serein.Library.Api
{
public class FlowEventArgs : EventArgs
{
public bool IsSucceed { get; protected set; } = true;
public string ErrorTips { get; protected set; } = string.Empty;
}
public delegate void FlowRunCompleteHandler(FlowEventArgs eventArgs);
/// <summary>
/// 加载节点
/// </summary>
public delegate void LoadNodeHandler(LoadNodeEventArgs eventArgs);
public class LoadNodeEventArgs : FlowEventArgs
{
public LoadNodeEventArgs(NodeInfo NodeInfo, MethodDetails MethodDetailss)
{
this.NodeInfo = NodeInfo;
this.MethodDetailss = MethodDetailss;
}
public NodeInfo NodeInfo { get; protected set; }
public MethodDetails MethodDetailss { get; protected set; }
}
/// <summary>
/// 加载DLL
/// </summary>
/// <param name="assembly"></param>
public delegate void LoadDLLHandler(LoadDLLEventArgs eventArgs);
public class LoadDLLEventArgs : FlowEventArgs
{
public LoadDLLEventArgs(Assembly Assembly, List<MethodDetails> MethodDetailss)
{
this.Assembly = Assembly;
this.MethodDetailss = MethodDetailss;
}
public Assembly Assembly { get; protected set; }
public List<MethodDetails> MethodDetailss { get; protected set; }
}
/// <summary>
/// 运行环境节点连接发生了改变
/// </summary>
/// <param name="fromNodeGuid"></param>
/// <param name="toNodeGuid"></param>
/// <param name="connectionType"></param>
public delegate void NodeConnectChangeHandler(NodeConnectChangeEventArgs eventArgs);
public class NodeConnectChangeEventArgs : FlowEventArgs
{
public enum ChangeTypeEnum
{
Create,
Remote,
}
public NodeConnectChangeEventArgs(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType, ChangeTypeEnum changeType)
{
this.FromNodeGuid = fromNodeGuid;
this.ToNodeGuid = toNodeGuid;
this.ConnectionType = connectionType;
this.ChangeType = changeType;
}
public string FromNodeGuid { get; protected set; }
public string ToNodeGuid { get; protected set; }
public ConnectionType ConnectionType { get; protected set; }
public ChangeTypeEnum ChangeType { get; protected set; }
}
/// <summary>
/// 添加了节点
/// </summary>
/// <param name="fromNodeGuid"></param>
/// <param name="toNodeGuid"></param>
/// <param name="connectionType"></param>
public delegate void NodeCreateHandler(NodeCreateEventArgs eventArgs);
public class NodeCreateEventArgs : FlowEventArgs
{
public NodeCreateEventArgs(object nodeModel)
{
this.NodeModel = nodeModel;
}
public object NodeModel { get; private set; }
}
public delegate void NodeRemoteHandler(NodeRemoteEventArgs eventArgs);
public class NodeRemoteEventArgs : FlowEventArgs
{
public NodeRemoteEventArgs(string nodeGuid)
{
this.NodeGuid = nodeGuid;
}
public string NodeGuid { get; private set; }
}
public delegate void StartNodeChangeHandler(StartNodeChangeEventArgs eventArgs);
public class StartNodeChangeEventArgs: FlowEventArgs
{
public StartNodeChangeEventArgs(string oldNodeGuid, string newNodeGuid)
{
this.OldNodeGuid = oldNodeGuid;
this.NewNodeGuid = newNodeGuid; ;
}
public string OldNodeGuid { get; private set; }
public string NewNodeGuid { get; private set; }
}
public interface IFlowEnvironment
{
event FlowRunCompleteHandler OnFlowRunComplete;
event LoadNodeHandler OnLoadNode;
event LoadDLLHandler OnDllLoad;
event NodeConnectChangeHandler OnNodeConnectChange;
event NodeCreateHandler OnNodeCreate;
event NodeRemoteHandler OnNodeRemote;
event StartNodeChangeHandler OnStartNodeChange;
/// <summary>
/// 保存当前项目
/// </summary>
/// <returns></returns>
SereinOutputFileData SaveProject();
/// <summary>
/// 加载项目文件
/// </summary>
/// <param name="projectFile"></param>
/// <param name="filePath"></param>
void LoadProject(SereinOutputFileData projectFile, string filePath);
/// <summary>
/// 从文件中加载Dll
/// </summary>
/// <param name="dllPath"></param>
void LoadDll(string dllPath);
/// <summary>
/// 清理加载的DLL（待更改）
/// </summary>
void ClearAll();
/// <summary>
/// 获取方法描述
/// </summary>
/// <param name="name"></param>
/// <param name="md"></param>
/// <returns></returns>
bool TryGetMethodDetails(string methodName,out MethodDetails md);
/// <summary>
/// 开始运行
/// </summary>
Task StartAsync();
/// <summary>
/// 结束运行
/// </summary>
void Exit();
/// <summary>
/// 设置流程起点节点
/// </summary>
/// <param name="nodeGuid"></param>
void SetStartNode(string nodeGuid);
/// <summary>
/// 在两个节点之间创建连接关系
/// </summary>
/// <param name="fromNodeGuid">起始节点Guid</param>
/// <param name="toNodeGuid">目标节点Guid</param>
/// <param name="connectionType">连接类型</param>
void ConnectNode(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType);
/// <summary>
/// 创建节点/区域/基础控件
/// </summary>
/// <param name="nodeBase">节点/区域/基础控件</param>
/// <param name="methodDetails">节点绑定的方法说明（</param>
void CreateNode(NodeControlType nodeBase, MethodDetails methodDetails = null);
/// <summary>
/// 移除两个节点之间的连接关系
/// </summary>
/// <param name="fromNodeGuid">起始节点</param>
/// <param name="toNodeGuid">目标节点</param>
/// <param name="connectionType">连接类型</param>
void RemoteConnect(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType);
/// <summary>
/// 移除节点/区域/基础控件
/// </summary>
/// <param name="nodeGuid">待移除的节点Guid</param>
void RemoteNode(string nodeGuid);
}
}

83
Library/Base/NodeBase.cs Normal file
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@@ -0,0 +1,83 @@
using Serein.Library.Entity;
using Serein.Library.Enums;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Serein.Library.Base
{
public abstract class NodeBase
{
/// <summary>
/// 节点类型
/// </summary>
public abstract NodeControlType ControlType { get; set; }
/// <summary>
/// 方法描述，对应DLL的方法
/// </summary>
public abstract MethodDetails MethodDetails { get; set; }
/// <summary>
/// 节点guid
/// </summary>
public abstract string Guid { get; set; }
/// <summary>
/// 显示名称
/// </summary>
public abstract string DisplayName { get; set; }
/// <summary>
/// 是否为起点控件
/// </summary>
public abstract bool IsStart { get; set; }
/// <summary>
/// 运行时的上一节点
/// </summary>
public abstract NodeBase PreviousNode { get; set; }
/// <summary>
/// 上一节点集合
/// </summary>
public abstract List<NodeBase> PreviousNodes { get; set; }
/// <summary>
/// 下一节点集合（真分支）
/// </summary>
public abstract List<NodeBase> SucceedBranch { get; set; }
/// <summary>
/// 下一节点集合（假分支）
/// </summary>
public abstract List<NodeBase> FailBranch { get; set; }
/// <summary>
/// 异常分支
/// </summary>
public abstract List<NodeBase> ErrorBranch { get; set; }
/// <summary>
/// 上游分支
/// </summary>
public abstract List<NodeBase> UpstreamBranch { get; set; }
/// <summary>
/// 当前执行状态（进入真分支还是假分支，异常分支在异常中确定）
/// </summary>
public abstract FlowStateType FlowState { get; set; }
/// <summary>
/// 运行时的异常信息（仅在 FlowState 为 Error 时存在对应值）
/// </summary>
public abstract Exception RuningException { get; set; }
/// <summary>
/// 当前传递数据（执行了节点对应的方法，才会存在值）
/// </summary>
public abstract object FlowData { get; set; }
}
}

110
Library/Base/NodeModelBaseData.cs Normal file
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@@ -0,0 +1,110 @@
using Serein.Library.Api;
using Serein.Library.Entity;
using Serein.Library.Enums;
using System;
using System.Collections.Generic;
using System.Linq;
namespace Serein.Library.Base
{
/// <summary>
/// 节点基类（数据）：条件控件，动作控件，条件区域，动作区域
/// </summary>
public abstract partial class NodeModelBase : IDynamicFlowNode
{
public NodeControlType ControlType { get; set; }
/// <summary>
/// 方法描述，对应DLL的方法
/// </summary>
public MethodDetails MethodDetails { get; set; }
/// <summary>
/// 节点guid
/// </summary>
public string Guid { get; set; }
/// <summary>
/// 显示名称
/// </summary>
public string DisplayName { get; set; }
/// <summary>
/// 是否为起点控件
/// </summary>
public bool IsStart { get; set; }
/// <summary>
/// 运行时的上一节点
/// </summary>
public NodeModelBase PreviousNode { get; set; }
/// <summary>
/// 上一节点集合
/// </summary>
public List<NodeModelBase> PreviousNodes { get; set; } = new List<NodeModelBase>();
/// <summary>
/// 下一节点集合（真分支）
/// </summary>
public List<NodeModelBase> SucceedBranch { get; set; } = new List<NodeModelBase>();
/// <summary>
/// 下一节点集合（假分支）
/// </summary>
public List<NodeModelBase> FailBranch { get; set; } = new List<NodeModelBase>();
/// <summary>
/// 异常分支
/// </summary>
public List<NodeModelBase> ErrorBranch { get; set; } = new List<NodeModelBase>();
/// <summary>
/// 上游分支
/// </summary>
public List<NodeModelBase> UpstreamBranch { get; set; } = new List<NodeModelBase>();
/// <summary>
/// 当前执行状态（进入真分支还是假分支，异常分支在异常中确定）
/// </summary>
public FlowStateType FlowState { get; set; } = FlowStateType.None;
/// <summary>
/// 运行时的异常信息（仅在 FlowState 为 Error 时存在对应值）
/// </summary>
public Exception RuningException { get; set; } = null;
/// <summary>
/// 当前传递数据（执行了节点对应的方法，才会存在值）
/// </summary>
public object FlowData { get; set; } = null;
public abstract Parameterdata[] GetParameterdatas();
public virtual NodeInfo ToInfo()
{
if (MethodDetails == null) return null;
var trueNodes = SucceedBranch.Select(item => item.Guid); // 真分支
var falseNodes = FailBranch.Select(item => item.Guid);// 假分支
var upstreamNodes = UpstreamBranch.Select(item => item.Guid);// 上游分支
var errorNodes = ErrorBranch.Select(item => item.Guid);// 异常分支
// 生成参数列表
Parameterdata[] parameterData = GetParameterdatas();
return new NodeInfo
{
Guid = Guid,
MethodName = MethodDetails?.MethodName,
Label = DisplayName ?? "",
Type = this.GetType().ToString(),
TrueNodes = trueNodes.ToArray(),
FalseNodes = falseNodes.ToArray(),
UpstreamNodes = upstreamNodes.ToArray(),
ParameterData = parameterData.ToArray(),
ErrorNodes = errorNodes.ToArray(),
};
}
}
}

480
Library/Base/NodeModelBaseFunc.cs Normal file
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@@ -0,0 +1,480 @@
using Newtonsoft.Json;
using Serein.Library.Api;
using Serein.Library.Entity;
using Serein.Library.Enums;
using Serein.Library.Utils;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
namespace Serein.Library.Base
{
/// <summary>
/// 节点基类（数据）：条件控件，动作控件，条件区域，动作区域
/// </summary>
public abstract partial class NodeModelBase : IDynamicFlowNode
{
/// <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 object Execute(IDynamicContext context)
{
MethodDetails md = MethodDetails;
object result = null;
var del = md.MethodDelegate;
try
{
if (md.ExplicitDatas.Length == 0)
{
if (md.ReturnType == typeof(void))
{
((Action<object>)del).Invoke(md.ActingInstance);
}
else
{
result = ((Func<object, object>)del).Invoke(md.ActingInstance);
}
}
else
{
object[] parameters = GetParameters(context, MethodDetails);
if (md.ReturnType == typeof(void))
{
((Action<object, object[]>)del).Invoke(md.ActingInstance, parameters);
}
else
{
result = ((Func<object, object[], object>)del).Invoke(md.ActingInstance, parameters);
}
}
return result;
}
catch (Exception ex)
{
FlowState = FlowStateType.Error;
RuningException = ex;
}
return result;
}
/// <summary>
/// 执行等待触发器的方法
/// </summary>
/// <param name="context"></param>
/// <returns>节点传回数据对象</returns>
/// <exception cref="RuningException"></exception>
public virtual async Task<object> ExecuteAsync(IDynamicContext context)
{
MethodDetails md = MethodDetails;
object result = null;
IFlipflopContext flipflopContext = null;
try
{
// 调用委托并获取结果
if (md.ExplicitDatas.Length == 0)
{
flipflopContext = await ((Func<object, Task<IFlipflopContext>>)md.MethodDelegate).Invoke(MethodDetails.ActingInstance);
}
else
{
object[] parameters = GetParameters(context, MethodDetails);
flipflopContext = await ((Func<object, object[], Task<IFlipflopContext>>)md.MethodDelegate).Invoke(MethodDetails.ActingInstance, parameters);
}
if (flipflopContext != null)
{
FlowState = flipflopContext.State;
if (flipflopContext.State == FlowStateType.Succeed)
{
result = flipflopContext.Data;
}
else
{
result = null;
}
}
}
catch (Exception ex)
{
FlowState = FlowStateType.Error;
RuningException = ex;
}
return result;
}
/// <summary>
/// 开始执行
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public async Task StartExecution(IDynamicContext context)
{
var cts = context.SereinIoc.GetOrInstantiate<CancellationTokenSource>();
Stack<NodeModelBase> stack = new Stack<NodeModelBase>();
stack.Push(this);
while (stack.Count > 0 && !cts.IsCancellationRequested) // 循环中直到栈为空才会退出循环
{
// 从栈中弹出一个节点作为当前节点进行处理
var currentNode = stack.Pop();
// 设置方法执行的对象
if (currentNode.MethodDetails != null)
{
if(currentNode.MethodDetails.ActingInstance == null)
{
currentNode.MethodDetails.ActingInstance = context.SereinIoc.GetOrInstantiate(MethodDetails.ActingInstanceType);
}
}
// 获取上游分支，首先执行一次
var upstreamNodes = currentNode.UpstreamBranch;
for (int i = upstreamNodes.Count - 1; i >= 0; i--)
{
upstreamNodes[i].PreviousNode = currentNode;
await upstreamNodes[i].StartExecution(context);
}
if (currentNode.MethodDetails != null && currentNode.MethodDetails.MethodDynamicType == NodeType.Flipflop)
{
// 触发器节点
currentNode.FlowData = await currentNode.ExecuteAsync(context);
}
else
{
// 动作节点
currentNode.FlowData = currentNode.Execute(context);
}
List<NodeModelBase> nextNodes = null ;
switch (currentNode.FlowState)
{
case FlowStateType.Succeed:
nextNodes = currentNode.SucceedBranch;
break;
case FlowStateType.Fail :
nextNodes = currentNode.FailBranch;
break;
case FlowStateType.Error :
nextNodes = currentNode.ErrorBranch;
break;
}
if(nextNodes != null)
{
for (int i = nextNodes.Count - 1; i >= 0; i--)
{
nextNodes[i].PreviousNode = currentNode;
stack.Push(nextNodes[i]);
}
}
/*var nextNodes = currentNode.FlowState switch
{
FlowStateType.Succeed => currentNode.SucceedBranch,
FlowStateType.Fail => currentNode.FailBranch,
FlowStateType.Error => currentNode.ErrorBranch,
_ => throw new Exception("非预期的枚举值")
};*/
// 将下一个节点集合中的所有节点逆序推入栈中
}
}
/// <summary>
/// 获取对应的参数数组
/// </summary>
public object[] GetParameters(IDynamicContext context, MethodDetails md)
{
// 用正确的大小初始化参数数组
var types = md.ExplicitDatas.Select(it => it.DataType).ToArray();
if (types.Length == 0)
{
return new object[] { md.ActingInstance };
}
object[] parameters = new object[types.Length];
for (int i = 0; i < types.Length; i++)
{
var mdEd = md.ExplicitDatas[i];
Type type = mdEd.DataType;
var f1 = PreviousNode?.FlowData?.GetType();
var f2 = mdEd.DataType;
if (type == typeof(IDynamicContext))
{
parameters[i] = context;
}
else if (type == typeof(MethodDetails))
{
parameters[i] = md;
}
else if (type == typeof(NodeModelBase))
{
parameters[i] = this;
}
else if (mdEd.IsExplicitData) // 显式参数
{
// 判断是否使用表达式解析
if (mdEd.DataValue[0] == '@')
{
var expResult = SerinExpressionEvaluator.Evaluate(mdEd.DataValue, PreviousNode?.FlowData, out bool isChange);
if (mdEd.DataType.IsEnum)
{
var enumValue = Enum.Parse(mdEd.DataType, mdEd.DataValue);
parameters[i] = enumValue;
}
else if (mdEd.ExplicitType == typeof(string))
{
parameters[i] = Convert.ChangeType(expResult, typeof(string));
}
else if (mdEd.ExplicitType == typeof(bool))
{
parameters[i] = Convert.ChangeType(expResult, typeof(bool));
}
else if (mdEd.ExplicitType == typeof(int))
{
parameters[i] = Convert.ChangeType(expResult, typeof(int));
}
else if (mdEd.ExplicitType == typeof(double))
{
parameters[i] = Convert.ChangeType(expResult, typeof(double));
}
else
{
parameters[i] = expResult;
//parameters[i] = ConvertValue(mdEd.DataValue, mdEd.ExplicitType);
}
}
else
{
if (mdEd.DataType.IsEnum)
{
var enumValue = Enum.Parse(mdEd.DataType, mdEd.DataValue);
parameters[i] = enumValue;
}
else if (mdEd.ExplicitType == typeof(string))
{
parameters[i] = mdEd.DataValue;
}
else if (mdEd.ExplicitType == typeof(bool))
{
parameters[i] = bool.Parse(mdEd.DataValue);
}
else if (mdEd.ExplicitType == typeof(int))
{
parameters[i] = int.Parse(mdEd.DataValue);
}
else if (mdEd.ExplicitType == typeof(double))
{
parameters[i] = double.Parse(mdEd.DataValue);
}
else
{
parameters[i] = "";
//parameters[i] = ConvertValue(mdEd.DataValue, mdEd.ExplicitType);
}
}
}
else if (f1 != null && f2 != null)
{
if (f2.IsAssignableFrom(f1) || f2.FullName.Equals(f1.FullName))
{
parameters[i] = PreviousNode?.FlowData;
}
}
else
{
var tmpParameter = PreviousNode?.FlowData?.ToString();
if (mdEd.DataType.IsEnum)
{
var enumValue = Enum.Parse(mdEd.DataType, tmpParameter);
parameters[i] = enumValue;
}
else if (mdEd.DataType == typeof(string))
{
parameters[i] = tmpParameter;
}
else if (mdEd.DataType == typeof(bool))
{
parameters[i] = bool.Parse(tmpParameter);
}
else if (mdEd.DataType == typeof(int))
{
parameters[i] = int.Parse(tmpParameter);
}
else if (mdEd.DataType == typeof(double))
{
parameters[i] = double.Parse(tmpParameter);
}
else
{
if (tmpParameter != null && mdEd.DataType != null)
{
parameters[i] = ConvertValue(tmpParameter, mdEd.DataType);
}
}
}
}
return parameters;
}
/// <summary>
/// json文本反序列化为对象
/// </summary>
/// <param name="value"></param>
/// <param name="targetType"></param>
/// <returns></returns>
private dynamic ConvertValue(string value, Type targetType)
{
try
{
if (!string.IsNullOrEmpty(value))
{
return JsonConvert.DeserializeObject(value, targetType);
}
else
{
return null;
}
}
catch (JsonReaderException ex)
{
Console.WriteLine(ex);
return value;
}
catch (JsonSerializationException ex)
{
// 如果无法转为对应的JSON对象
int startIndex = ex.Message.IndexOf("to type '") + "to type '".Length; // 查找类型信息开始的索引
int endIndex = ex.Message.IndexOf('\''); // 查找类型信息结束的索引
var typeInfo = ex.Message.Substring(startIndex,endIndex); // 提取出错类型信息，该怎么传出去？
Console.WriteLine("无法转为对应的JSON对象:" + typeInfo);
return null;
}
catch // (Exception ex)
{
return value;
}
}
#region 完整的ExecuteAsync调用方法（不要删除）
//public virtual async Task<object?> ExecuteAsync(DynamicContext context)
//{
// MethodDetails md = MethodDetails;
// object? result = null;
// if (DelegateCache.GlobalDicDelegates.TryGetValue(md.MethodName, out Delegate del))
// {
// if (md.ExplicitDatas.Length == 0)
// {
// if (md.ReturnType == typeof(void))
// {
// ((Action<object>)del).Invoke(md.ActingInstance);
// }
// else if (md.ReturnType == typeof(Task<FlipflopContext>))
// {
// // 调用委托并获取结果
// FlipflopContext flipflopContext = await ((Func<object, Task<FlipflopContext>>)del).Invoke(MethodDetails.ActingInstance);
// if (flipflopContext != null)
// {
// if (flipflopContext.State == FfState.Cancel)
// {
// throw new Exception("this async task is cancel.");
// }
// else
// {
// if (flipflopContext.State == FfState.Succeed)
// {
// CurrentState = true;
// result = flipflopContext.Data;
// }
// else
// {
// CurrentState = false;
// }
// }
// }
// }
// else
// {
// result = ((Func<object, object>)del).Invoke(md.ActingInstance);
// }
// }
// else
// {
// object?[]? parameters = GetParameters(context, MethodDetails);
// if (md.ReturnType == typeof(void))
// {
// ((Action<object, object[]>)del).Invoke(md.ActingInstance, parameters);
// }
// else if (md.ReturnType == typeof(Task<FlipflopContext>))
// {
// // 调用委托并获取结果
// FlipflopContext flipflopContext = await ((Func<object, object[], Task<FlipflopContext>>)del).Invoke(MethodDetails.ActingInstance, parameters);
// if (flipflopContext != null)
// {
// if (flipflopContext.State == FfState.Cancel)
// {
// throw new Exception("取消此异步");
// }
// else
// {
// CurrentState = flipflopContext.State == FfState.Succeed;
// result = flipflopContext.Data;
// }
// }
// }
// else
// {
// result = ((Func<object, object[], object>)del).Invoke(md.ActingInstance, parameters);
// }
// }
// context.SetFlowData(result);
// }
// return result;
//}
#endregion
}
}

69
Library/Entity/ExplicitData.cs Normal file
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@@ -0,0 +1,69 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Serein.Library.Entity
{
/// <summary>
/// 参数
/// </summary>
public class ExplicitData
{
/// <summary>
/// 索引
/// </summary>
public int Index { get; set; }
/// <summary>
/// 是否为显式参数
/// </summary>
public bool IsExplicitData { get; set; }
/// <summary>
/// 显式类型
/// </summary>
public Type ExplicitType { get; set; }
/// <summary>
/// 显示类型编号>
/// </summary>
public string ExplicitTypeName { get; set; }
/// <summary>
/// 方法需要的类型
/// </summary>
public Type DataType { get; set; }
/// <summary>
/// 方法入参参数名称
/// </summary>
public string ParameterName { get; set; }
/// <summary>
/// 入参值（在UI上输入的文本内容）
/// </summary>
public string DataValue { get; set; }
public string[] Items { get; set; }
public ExplicitData Clone() => new ExplicitData()
{
Index = Index,
IsExplicitData = IsExplicitData,
ExplicitType = ExplicitType,
DataType = DataType,
ParameterName = ParameterName,
ExplicitTypeName = ExplicitTypeName,
DataValue = string.IsNullOrEmpty(DataValue) ? string.Empty : DataValue,
Items = Items.Select(it => it).ToArray(),
};
}
}

183
Library/Entity/MethodDetails.cs Normal file
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@@ -0,0 +1,183 @@
using Serein.Library.Api;
using Serein.Library.Enums;
using System;
using System.Linq;
namespace Serein.Library.Entity
{
public class MethodDetails
{
/// <summary>
/// 拷贝
/// </summary>
/// <returns></returns>
public MethodDetails Clone()
{
return new MethodDetails
{
ActingInstance = ActingInstance,
ActingInstanceType = ActingInstanceType,
MethodDelegate = MethodDelegate,
MethodDynamicType = MethodDynamicType,
MethodGuid = Guid.NewGuid().ToString(),
MethodTips = MethodTips,
ReturnType = ReturnType,
MethodName = MethodName,
MethodLockName = MethodLockName,
IsNetFramework = IsNetFramework,
ExplicitDatas = ExplicitDatas.Select(it => it.Clone()).ToArray(),
};
}
/// <summary>
/// 作用实例
/// </summary>
public Type ActingInstanceType { get; set; }
/// <summary>
/// 作用实例
/// </summary>
public object ActingInstance { get; set; }
/// <summary>
/// 方法GUID
/// </summary>
public string MethodGuid { get; set; }
/// <summary>
/// 方法名称
/// </summary>
public string MethodName { get; set; }
/// <summary>
/// 方法委托
/// </summary>
public Delegate MethodDelegate { get; set; }
/// <summary>
/// 节点类型
/// </summary>
public NodeType MethodDynamicType { get; set; }
/// <summary>
/// 锁名称
/// </summary>
public string MethodLockName { get; set; }
/// <summary>
/// 方法说明
/// </summary>
public string MethodTips { get; set; }
/// <summary>
/// 参数内容
/// </summary>
public ExplicitData[] ExplicitDatas { get; set; }
/// <summary>
/// 出参类型
/// </summary>
public Type ReturnType { get; set; }
public bool IsNetFramework { get; set; }
//public bool IsCanConnect(Type returnType)
//{
// if (ExplicitDatas.Length == 0)
// {
// // 目标不需要传参，可以舍弃结果？
// return true;
// }
// var types = ExplicitDatas.Select(it => it.DataType).ToArray();
// // 检查返回类型是否是元组类型
// if (returnType.IsGenericType && IsValueTuple(returnType))
// {
// return CompareGenericArguments(returnType, types);
// }
// else
// {
// int index = 0;
// if (types[index] == typeof(DynamicContext))
// {
// index++;
// if (types.Length == 1)
// {
// return true;
// }
// }
// // 被连接节点检查自己需要的参数类型，与发起连接的节点比较返回值类型
// if (returnType == types[index])
// {
// return true;
// }
// }
// return false;
//}
///// <summary>
///// 检查元组类型
///// </summary>
///// <param name="type"></param>
///// <returns></returns>
//private bool IsValueTuple(Type type)
//{
// if (!type.IsGenericType) return false;
// var genericTypeDef = type.GetGenericTypeDefinition();
// return genericTypeDef == typeof(ValueTuple<>) ||
// genericTypeDef == typeof(ValueTuple<,>) ||
// genericTypeDef == typeof(ValueTuple<,,>) ||
// genericTypeDef == typeof(ValueTuple<,,,>) ||
// genericTypeDef == typeof(ValueTuple<,,,,>) ||
// genericTypeDef == typeof(ValueTuple<,,,,,>) ||
// genericTypeDef == typeof(ValueTuple<,,,,,,>) ||
// genericTypeDef == typeof(ValueTuple<,,,,,,,>);
//}
//private bool CompareGenericArguments(Type returnType, Type[] parameterTypes)
//{
// var genericArguments = returnType.GetGenericArguments();
// var length = parameterTypes.Length;
// for (int i = 0; i < genericArguments.Length; i++)
// {
// if (i >= length) return false;
// if (IsValueTuple(genericArguments[i]))
// {
// // 如果当前参数也是 ValueTuple，递归检查嵌套的泛型参数
// if (!CompareGenericArguments(genericArguments[i], parameterTypes.Skip(i).ToArray()))
// {
// return false;
// }
// }
// else if (genericArguments[i] != parameterTypes[i])
// {
// return false;
// }
// }
// return true;
//}
}
}

202
Library/Entity/SereinOutputFileData.cs Normal file
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@@ -0,0 +1,202 @@
using Serein.Library.Api;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Serein.Library.Entity
{
/// <summary>
/// 输出文件
/// </summary>
public class SereinOutputFileData
{
/// <summary>
/// 基础
/// </summary>
public Basic Basic { get; set; }
/// <summary>
/// 依赖的DLL
/// </summary>
public Library[] Librarys { get; set; }
/// <summary>
/// 起始节点GUID
/// </summary>
public string StartNode { get; set; }
/// <summary>
/// 节点集合
/// </summary>
public NodeInfo[] Nodes { get; set; }
///// <summary>
///// 区域集合
///// </summary>
//public Region[] Regions { get; set; }
}
/// <summary>
/// 基础
/// </summary>
public class Basic
{
/// <summary>
/// 画布
/// </summary>
public FlowCanvas canvas { get; set; }
/// <summary>
/// 版本
/// </summary>
public string versions { get; set; }
// 预览位置
// 缩放比例
}
/// <summary>
/// 画布
/// </summary>
public class FlowCanvas
{
/// <summary>
/// 宽度
/// </summary>
public float width { get; set; }
/// <summary>
/// 高度
/// </summary>
public float lenght { get; set; }
}
/// <summary>
/// DLL
/// </summary>
public class Library
{
/// <summary>
/// DLL名称
/// </summary>
public string Name { get; set; }
/// <summary>
/// 路径
/// </summary>
public string Path { get; set; }
}
/// <summary>
/// 节点
/// </summary>
public class NodeInfo
{
/// <summary>
/// GUID
/// </summary>
public string Guid { get; set; }
/// <summary>
/// 名称
/// </summary>
public string MethodName { get; set; }
/// <summary>
/// 显示标签
/// </summary>
public string Label { get; set; }
/// <summary>
/// 类型
/// </summary>
public string Type { get; set; }
/// <summary>
/// 真分支节点GUID
/// </summary>
public string[] TrueNodes { get; set; }
/// <summary>
/// 假分支节点
/// </summary>
public string[] FalseNodes { get; set; }
/// <summary>
/// 上游分支
/// </summary>
public string[] UpstreamNodes { get; set; }
/// <summary>
/// 异常分支
/// </summary>
public string[] ErrorNodes { get; set; }
/// <summary>
/// 参数
/// </summary>
public Parameterdata[] ParameterData { get; set; }
/// <summary>
/// 如果是区域控件，则会存在子项。
/// </summary>
public NodeInfo[] ChildNodes { get; set; }
/// <summary>
/// 于画布中的位置
/// </summary>
public Position Position { get; set; }
/// <summary>
/// 是否选中
/// </summary>
public bool IsSelect { get; set; }
}
public class Parameterdata
{
public bool state { get; set; }
public string value { get; set; }
public string expression { get; set; }
}
/// <summary>
/// 节点于画布中的位置
/// </summary>
public class Position
{
public float X { get; set; }
public float Y { get; set; }
}
/// <summary>
/// 区域
/// </summary>
public class Region
{
public string guid { get; set; }
public NodeInfo[] ChildNodes { get; set; }
}
}

28
Library/Enums/ConnectionType.cs Normal file
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@@ -0,0 +1,28 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace Serein.Library.Enums
{
public enum ConnectionType
{
/// <summary>
/// 真分支
/// </summary>
IsSucceed,
/// <summary>
/// 假分支
/// </summary>
IsFail,
/// <summary>
/// 异常发生分支
/// </summary>
IsError,
/// <summary>
/// 上游分支（执行当前节点前会执行一次上游分支）
/// </summary>
Upstream,
}
}

4
Library/Enums/FlowStateType.cs
View File

@@ -9,6 +9,10 @@ namespace Serein.Library.Enums
public enum FlowStateType
{
/// <summary>
/// 待执行
/// </summary>
None,
/// <summary>
/// 成功（方法成功执行）
/// </summary>

36
Library/Enums/NodeType.cs
View File

@@ -9,15 +9,15 @@ namespace Serein.Library.Enums
public enum NodeType
{
/// <summary>
/// 初始化
/// 初始化（事件，不生成节点）
/// </summary>
Init,
/// <summary>
/// 开始载入
/// 开始载入（事件，不生成节点）
/// </summary>
Loading,
/// <summary>
/// 结束
/// 结束（事件，不生成节点）
/// </summary>
Exit,
@@ -26,13 +26,39 @@ namespace Serein.Library.Enums
/// </summary>
Flipflop,
/// <summary>
/// 条件节点
/// 条件
/// </summary>
Condition,
/// <summary>
/// 动作节点
/// 动作
/// </summary>
Action,
}
public enum NodeControlType
{
None,
/// <summary>
/// 动作节点
/// </summary>
Action,
/// <summary>
/// 触发器节点
/// </summary>
Flipflop,
/// <summary>
/// 表达式操作节点
/// </summary>
ExpOp,
/// <summary>
/// 表达式操作节点
/// </summary>
ExpCondition,
/// <summary>
/// 条件节点区域
/// </summary>
ConditionRegion,
}
}

14
Library/NodeAttribute.cs
View File

@@ -24,6 +24,8 @@ namespace Serein.Library.Attributes
public bool Scan { get; set; } = true;
}
/// <summary>
/// 标记一个方法是什么类型，加载dll后用来拖拽到画布中
/// </summary>
@@ -40,10 +42,14 @@ namespace Serein.Library.Attributes
MethodTips = methodTips;
LockName = lockName;
}
public bool Scan { get; set; }
public string MethodTips { get; }
public NodeType MethodDynamicType { get; }
public string LockName { get; }
public bool Scan;
public string MethodTips;
public NodeType MethodDynamicType;
/// <summary>
/// 推荐触发器手动设置返回类型
/// </summary>
public Type ReturnType;
public string LockName;
}
}

20
Library/Serein.Library.csproj
View File

@@ -4,4 +4,24 @@
<TargetFrameworks>netstandard2.0;net461</TargetFrameworks>
</PropertyGroup>
<ItemGroup>
<Compile Remove="Utils\SerinExpression\**" />
<EmbeddedResource Remove="Utils\SerinExpression\**" />
<None Remove="Utils\SerinExpression\**" />
</ItemGroup>
<ItemGroup>
<Compile Remove="Base\NodeBase.cs" />
<Compile Remove="Base\NodeModelBaseData.cs" />
<Compile Remove="Base\NodeModelBaseFunc.cs" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
</ItemGroup>
<ItemGroup>
<Folder Include="Base\" />
</ItemGroup>
</Project>

338
Library/Utils/SerinExpression/ConditionResolver.cs Normal file
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@@ -0,0 +1,338 @@
using System;
using System.Reflection;
namespace Serein.NodeFlow.Tool.SerinExpression
{
/// <summary>
/// 条件解析抽象类
/// </summary>
public abstract class ConditionResolver
{
public abstract bool Evaluate(object obj);
}
public class PassConditionResolver : ConditionResolver
{
public Operator Op { get; set; }
public override bool Evaluate(object obj)
{
return Op switch
{
Operator.Pass => true,
Operator.NotPass => false,
_ => throw new NotSupportedException("不支持的条件类型")
};
}
public enum Operator
{
Pass,
NotPass,
}
}
public class ValueTypeConditionResolver<T> : ConditionResolver where T : struct, IComparable<T>
{
public enum Operator
{
/// <summary>
/// 不进行任何操作
/// </summary>
Node,
/// <summary>
/// 大于
/// </summary>
GreaterThan,
/// <summary>
/// 小于
/// </summary>
LessThan,
/// <summary>
/// 等于
/// </summary>
Equal,
/// <summary>
/// 大于或等于
/// </summary>
GreaterThanOrEqual,
/// <summary>
/// 小于或等于
/// </summary>
LessThanOrEqual,
/// <summary>
/// 在两者之间
/// </summary>
InRange,
/// <summary>
/// 不在两者之间
/// </summary>
OutOfRange
}
public Operator Op { get; set; }
public T Value { get; set; }
public T RangeStart { get; set; }
public T RangeEnd { get; set; }
public string ArithmeticExpression { get; set; }
public override bool Evaluate(object obj)
{
if (obj is T typedObj)
{
double numericValue = Convert.ToDouble(typedObj);
if (!string.IsNullOrEmpty(ArithmeticExpression))
{
numericValue = SerinArithmeticExpressionEvaluator.Evaluate(ArithmeticExpression, numericValue);
}
T evaluatedValue = (T)Convert.ChangeType(numericValue, typeof(T));
return Op switch
{
Operator.GreaterThan => evaluatedValue.CompareTo(Value) > 0,
Operator.LessThan => evaluatedValue.CompareTo(Value) < 0,
Operator.Equal => evaluatedValue.CompareTo(Value) == 0,
Operator.GreaterThanOrEqual => evaluatedValue.CompareTo(Value) >= 0,
Operator.LessThanOrEqual => evaluatedValue.CompareTo(Value) <= 0,
Operator.InRange => evaluatedValue.CompareTo(RangeStart) >= 0 && evaluatedValue.CompareTo(RangeEnd) <= 0,
Operator.OutOfRange => evaluatedValue.CompareTo(RangeStart) < 0 || evaluatedValue.CompareTo(RangeEnd) > 0,
_ => throw new NotSupportedException("不支持的条件类型")
};
/* switch (Op)
{
case Operator.GreaterThan:
return evaluatedValue.CompareTo(Value) > 0;
case Operator.LessThan:
return evaluatedValue.CompareTo(Value) < 0;
case Operator.Equal:
return evaluatedValue.CompareTo(Value) == 0;
case Operator.GreaterThanOrEqual:
return evaluatedValue.CompareTo(Value) >= 0;
case Operator.LessThanOrEqual:
return evaluatedValue.CompareTo(Value) <= 0;
case Operator.InRange:
return evaluatedValue.CompareTo(RangeStart) >= 0 && evaluatedValue.CompareTo(RangeEnd) <= 0;
case Operator.OutOfRange:
return evaluatedValue.CompareTo(RangeStart) < 0 || evaluatedValue.CompareTo(RangeEnd) > 0;
}*/
}
return false;
}
}
public class BoolConditionResolver : ConditionResolver
{
public enum Operator
{
/// <summary>
/// 是
/// </summary>
Is
}
public Operator Op { get; set; }
public bool Value { get; set; }
public override bool Evaluate(object obj)
{
if (obj is bool boolObj)
{
return boolObj == Value;
/*switch (Op)
{
case Operator.Is:
return boolObj == Value;
}*/
}
return false;
}
}
public class StringConditionResolver : ConditionResolver
{
public enum Operator
{
/// <summary>
/// 出现过
/// </summary>
Contains,
/// <summary>
/// 没有出现过
/// </summary>
DoesNotContain,
/// <summary>
/// 相等
/// </summary>
Equal,
/// <summary>
/// 不相等
/// </summary>
NotEqual,
/// <summary>
/// 起始字符串等于
/// </summary>
StartsWith,
/// <summary>
/// 结束字符串等于
/// </summary>
EndsWith
}
public Operator Op { get; set; }
public string Value { get; set; }
public override bool Evaluate(object obj)
{
if (obj is string strObj)
{
return Op switch
{
Operator.Contains => strObj.Contains(Value),
Operator.DoesNotContain => !strObj.Contains(Value),
Operator.Equal => strObj == Value,
Operator.NotEqual => strObj != Value,
Operator.StartsWith => strObj.StartsWith(Value),
Operator.EndsWith => strObj.EndsWith(Value),
_ => throw new NotSupportedException("不支持的条件类型"),
};
/* switch (Op)
{
case Operator.Contains:
return strObj.Contains(Value);
case Operator.DoesNotContain:
return !strObj.Contains(Value);
case Operator.Equal:
return strObj == Value;
case Operator.NotEqual:
return strObj != Value;
case Operator.StartsWith:
return strObj.StartsWith(Value);
case Operator.EndsWith:
return strObj.EndsWith(Value);
}*/
}
return false;
}
}
public class MemberConditionResolver<T> : ConditionResolver where T : struct, IComparable<T>
{
//public string MemberPath { get; set; }
public ValueTypeConditionResolver<T>.Operator Op { get; set; }
public object? TargetObj { get; set; }
public T Value { get; set; }
public string ArithmeticExpression { get; set; }
public override bool Evaluate(object? obj)
{
//object? memberValue = GetMemberValue(obj, MemberPath);
if (TargetObj is T typedObj)
{
return new ValueTypeConditionResolver<T>
{
Op = Op,
Value = Value,
ArithmeticExpression = ArithmeticExpression,
}.Evaluate(typedObj);
}
return false;
}
//private object? GetMemberValue(object? obj, string memberPath)
//{
// string[] members = memberPath[1..].Split('.');
// foreach (var member in members)
// {
// if (obj == null) return null;
// Type type = obj.GetType();
// PropertyInfo? propertyInfo = type.GetProperty(member);
// FieldInfo? fieldInfo = type.GetField(member);
// if (propertyInfo != null)
// obj = propertyInfo.GetValue(obj);
// else if (fieldInfo != null)
// obj = fieldInfo.GetValue(obj);
// else
// throw new ArgumentException($"Member {member} not found in type {type.FullName}");
// }
// return obj;
//}
}
public class MemberStringConditionResolver : ConditionResolver
{
public string MemberPath { get; set; }
public StringConditionResolver.Operator Op { get; set; }
public string Value { get; set; }
public override bool Evaluate(object obj)
{
object memberValue = GetMemberValue(obj, MemberPath);
if (memberValue is string strObj)
{
return new StringConditionResolver
{
Op = Op,
Value = Value
}.Evaluate(strObj);
}
return false;
}
private object GetMemberValue(object? obj, string memberPath)
{
string[] members = memberPath[1..].Split('.');
foreach (var member in members)
{
if (obj == null) return null;
Type type = obj.GetType();
PropertyInfo? propertyInfo = type.GetProperty(member);
FieldInfo? fieldInfo = type.GetField(member);
if (propertyInfo != null)
obj = propertyInfo.GetValue(obj);
else if (fieldInfo != null)
obj = fieldInfo.GetValue(obj);
else
throw new ArgumentException($"Member {member} not found in type {type.FullName}");
}
return obj;
}
private static string GetArithmeticExpression(string part)
{
int startIndex = part.IndexOf('[');
int endIndex = part.IndexOf(']');
if (startIndex >= 0 && endIndex > startIndex)
{
return part.Substring(startIndex + 1, endIndex - startIndex - 1);
}
return null;
}
}
}

342
Library/Utils/SerinExpression/SerinConditionParser.cs Normal file
View File

@@ -0,0 +1,342 @@
using System;
using System.Globalization;
using System.Reflection;
namespace Serein.NodeFlow.Tool.SerinExpression
{
public class SerinConditionParser
{
public static bool To<T>(T data, string expression)
{
try
{
return ConditionParse(data, expression).Evaluate(data);
}
catch (Exception ex)
{
Console.WriteLine(ex);
throw;
}
}
public static ConditionResolver ConditionParse(object data, string expression)
{
if (expression.StartsWith('.')) // 表达式前缀属于从上一个节点数据对象获取成员值
{
return ParseObjectExpression(data, expression);
}
else
{
return ParseSimpleExpression(data, expression);
}
//bool ContainsArithmeticOperators(string expression)
//{
// return expression.Contains('+') || expression.Contains('-') || expression.Contains('*') || expression.Contains('/');
//}
}
/// <summary>
/// 获取计算表达式的部分
/// </summary>
/// <param name="part"></param>
/// <returns></returns>
private static string GetArithmeticExpression(string part)
{
int startIndex = part.IndexOf('[');
int endIndex = part.IndexOf(']');
if (startIndex >= 0 && endIndex > startIndex)
{
return part.Substring(startIndex + 1, endIndex - startIndex - 1);
}
return null;
}
/// <summary>
/// 获取对象指定名称的成员
/// </summary>
private static object? GetMemberValue(object? obj, string memberPath)
{
string[] members = memberPath[1..].Split('.');
foreach (var member in members)
{
if (obj == null) return null;
Type type = obj.GetType();
PropertyInfo? propertyInfo = type.GetProperty(member);
FieldInfo? fieldInfo = type.GetField(member);
if (propertyInfo != null)
obj = propertyInfo.GetValue(obj);
else if (fieldInfo != null)
obj = fieldInfo.GetValue(obj);
else
throw new ArgumentException($"Member {member} not found in type {type.FullName}");
}
return obj;
}
/// <summary>
/// 解析对象表达式
/// </summary>
private static ConditionResolver ParseObjectExpression(object data, string expression)
{
var parts = expression.Split(' ');
string operatorStr = parts[0];
string valueStr = string.Join(' ', parts, 1, parts.Length - 1);
int typeStartIndex = expression.IndexOf('<');
int typeEndIndex = expression.IndexOf('>');
string memberPath;
Type type;
object? targetObj;
if (typeStartIndex + typeStartIndex == -2)
{
memberPath = operatorStr;
targetObj = GetMemberValue(data, operatorStr);
type = targetObj.GetType();
operatorStr = parts[1].ToLower();
valueStr = string.Join(' ', parts.Skip(2));
}
else
{
if (typeStartIndex >= typeEndIndex)
{
throw new ArgumentException("无效的表达式格式");
}
memberPath = expression.Substring(0, typeStartIndex).Trim();
string typeStr = expression.Substring(typeStartIndex + 1, typeEndIndex - typeStartIndex - 1).Trim().ToLower();
parts = expression.Substring(typeEndIndex + 1).Trim().Split(' ');
if (parts.Length == 3)
{
operatorStr = parts[1].ToLower();
valueStr = string.Join(' ', parts.Skip(2));
}
else
{
operatorStr = parts[0].ToLower();
valueStr = string.Join(' ', parts.Skip(1));
}
targetObj = GetMemberValue(data, memberPath);
Type? tempType = typeStr switch
{
"int" => typeof(int),
"double" => typeof(double),
"bool" => typeof(bool),
"string" => typeof(string),
_ => Type.GetType(typeStr)
};
type = tempType ?? throw new ArgumentException("对象表达式无效的类型声明");
}
if (type == typeof(int))
{
int value = int.Parse(valueStr, CultureInfo.InvariantCulture);
return new MemberConditionResolver<int>
{
TargetObj = targetObj,
//MemberPath = memberPath,
Op = ParseValueTypeOperator<int>(operatorStr),
Value = value,
ArithmeticExpression = GetArithmeticExpression(parts[0])
};
}
else if (type == typeof(double))
{
double value = double.Parse(valueStr, CultureInfo.InvariantCulture);
return new MemberConditionResolver<double>
{
//MemberPath = memberPath,
TargetObj = targetObj,
Op = ParseValueTypeOperator<double>(operatorStr),
Value = value,
ArithmeticExpression = GetArithmeticExpression(parts[0])
};
}
else if (type == typeof(bool))
{
return new MemberConditionResolver<bool>
{
//MemberPath = memberPath,
TargetObj = targetObj,
Op = (ValueTypeConditionResolver<bool>.Operator)ParseBoolOperator(operatorStr)
};
}
else if (type == typeof(string))
{
return new MemberStringConditionResolver
{
MemberPath = memberPath,
Op = ParseStringOperator(operatorStr),
Value = valueStr
};
}
throw new NotSupportedException($"Type {type} is not supported.");
}
private static ConditionResolver ParseSimpleExpression(object data, string expression)
{
if ("pass".Equals(expression.ToLower()))
{
return new PassConditionResolver
{
Op = PassConditionResolver.Operator.Pass,
};
}
else
{
if ("not pass".Equals(expression.ToLower()))
{
return new PassConditionResolver
{
Op = PassConditionResolver.Operator.NotPass,
};
}
if ("!pass".Equals(expression.ToLower()))
{
return new PassConditionResolver
{
Op = PassConditionResolver.Operator.NotPass,
};
}
}
var parts = expression.Split(' ');
if (parts.Length < 2)
throw new ArgumentException("无效的表达式格式。");
//string typeStr = parts[0];
string operatorStr = parts[0];
string valueStr = string.Join(' ', parts, 1, parts.Length - 1);
Type type = data.GetType();//Type.GetType(typeStr);
if (type == typeof(int))
{
var op = ParseValueTypeOperator<int>(operatorStr);
if (op == ValueTypeConditionResolver<int>.Operator.InRange || op == ValueTypeConditionResolver<int>.Operator.OutOfRange)
{
var temp = valueStr.Split('-');
if (temp.Length < 2)
throw new ArgumentException($"范围无效：{valueStr}。");
int rangeStart = int.Parse(temp[0], CultureInfo.InvariantCulture);
int rangeEnd = int.Parse(temp[1], CultureInfo.InvariantCulture);
return new ValueTypeConditionResolver<int>
{
Op = op,
RangeStart = rangeStart,
RangeEnd = rangeEnd,
ArithmeticExpression = GetArithmeticExpression(parts[0]),
};
}
else
{
int value = int.Parse(valueStr, CultureInfo.InvariantCulture);
return new ValueTypeConditionResolver<int>
{
Op = op,
Value = value,
ArithmeticExpression = GetArithmeticExpression(parts[0])
};
}
}
else if (type == typeof(double))
{
double value = double.Parse(valueStr, CultureInfo.InvariantCulture);
return new ValueTypeConditionResolver<double>
{
Op = ParseValueTypeOperator<double>(operatorStr),
Value = value,
ArithmeticExpression = GetArithmeticExpression(parts[0])
};
}
else if (type == typeof(bool))
{
bool value = bool.Parse(valueStr);
return new BoolConditionResolver
{
Op = ParseBoolOperator(operatorStr),
Value = value,
};
}
else if (type == typeof(string))
{
return new StringConditionResolver
{
Op = ParseStringOperator(operatorStr),
Value = valueStr
};
}
throw new NotSupportedException($"Type {type} is not supported.");
}
private static ValueTypeConditionResolver<T>.Operator ParseValueTypeOperator<T>(string operatorStr) where T : struct, IComparable<T>
{
return operatorStr switch
{
">" => ValueTypeConditionResolver<T>.Operator.GreaterThan,
"<" => ValueTypeConditionResolver<T>.Operator.LessThan,
"=" => ValueTypeConditionResolver<T>.Operator.Equal,
"==" => ValueTypeConditionResolver<T>.Operator.Equal,
">=" => ValueTypeConditionResolver<T>.Operator.GreaterThanOrEqual,
"≥" => ValueTypeConditionResolver<T>.Operator.GreaterThanOrEqual,
"<=" => ValueTypeConditionResolver<T>.Operator.LessThanOrEqual,
"≤" => ValueTypeConditionResolver<T>.Operator.LessThanOrEqual,
"equals" => ValueTypeConditionResolver<T>.Operator.Equal,
"in" => ValueTypeConditionResolver<T>.Operator.InRange,
"!in" => ValueTypeConditionResolver<T>.Operator.OutOfRange,
_ => throw new ArgumentException($"Invalid operator {operatorStr} for value type.")
};
}
private static BoolConditionResolver.Operator ParseBoolOperator(string operatorStr)
{
return operatorStr switch
{
"is" => BoolConditionResolver.Operator.Is,
"==" => BoolConditionResolver.Operator.Is,
"equals" => BoolConditionResolver.Operator.Is,
//"isFalse" => BoolConditionNode.Operator.IsFalse,
_ => throw new ArgumentException($"Invalid operator {operatorStr} for bool type.")
};
}
private static StringConditionResolver.Operator ParseStringOperator(string operatorStr)
{
return operatorStr switch
{
"c" => StringConditionResolver.Operator.Contains,
"nc" => StringConditionResolver.Operator.DoesNotContain,
"sw" => StringConditionResolver.Operator.StartsWith,
"ew" => StringConditionResolver.Operator.EndsWith,
"contains" => StringConditionResolver.Operator.Contains,
"doesNotContain" => StringConditionResolver.Operator.DoesNotContain,
"equals" => StringConditionResolver.Operator.Equal,
"==" => StringConditionResolver.Operator.Equal,
"notEquals" => StringConditionResolver.Operator.NotEqual,
"!=" => StringConditionResolver.Operator.NotEqual,
"startsWith" => StringConditionResolver.Operator.StartsWith,
"endsWith" => StringConditionResolver.Operator.EndsWith,
_ => throw new ArgumentException($"Invalid operator {operatorStr} for string type.")
};
}
}
}

216
Library/Utils/SerinExpression/SerinExpressionEvaluator.cs Normal file
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using System.Data;
namespace Serein.NodeFlow.Tool.SerinExpression
{
public class SerinArithmeticExpressionEvaluator
{
private static readonly DataTable table = new DataTable();
public static double Evaluate(string expression, double inputValue)
{
// 替换占位符@为输入值
expression = expression.Replace("@", inputValue.ToString());
try
{
// 使用 DataTable.Compute 方法计算表达式
var result = table.Compute(expression, string.Empty);
return Convert.ToDouble(result);
}
catch
{
throw new ArgumentException("Invalid arithmetic expression.");
}
}
}
public class SerinExpressionEvaluator
{
/// <summary>
///
/// </summary>
/// <param name="expression">表达式</param>
/// <param name="targetObJ">操作对象</param>
/// <param name="isChange">是否改变了对象（get语法）</param>
/// <returns></returns>
/// <exception cref="ArgumentException"></exception>
/// <exception cref="NotSupportedException"></exception>
public static object Evaluate(string expression, object targetObJ, out bool isChange)
{
var parts = expression.Split([' '], 2);
if (parts.Length != 2)
{
throw new ArgumentException("Invalid expression format.");
}
var operation = parts[0].ToLower();
var operand = parts[1][0] == '.' ? parts[1][1..] : parts[1];
var result = operation switch
{
"@num" => ComputedNumber(targetObJ, operand),
"@call" => InvokeMethod(targetObJ, operand),
"@get" => GetMember(targetObJ, operand),
"@set" => SetMember(targetObJ, operand),
_ => throw new NotSupportedException($"Operation {operation} is not supported.")
};
isChange = operation switch
{
"@num" => true,
"@call" => true,
"@get" => true,
"@set" => false,
_ => throw new NotSupportedException($"Operation {operation} is not supported.")
};
return result;
}
private static readonly char[] separator = ['(', ')'];
private static readonly char[] separatorArray = [','];
private static object InvokeMethod(object target, string methodCall)
{
var methodParts = methodCall.Split(separator, StringSplitOptions.RemoveEmptyEntries);
if (methodParts.Length != 2)
{
throw new ArgumentException("Invalid method call format.");
}
var methodName = methodParts[0];
var parameterList = methodParts[1];
var parameters = parameterList.Split(separatorArray, StringSplitOptions.RemoveEmptyEntries)
.Select(p => p.Trim())
.ToArray();
var method = target.GetType().GetMethod(methodName);
if (method == null)
{
throw new ArgumentException($"Method {methodName} not found on target.");
}
var parameterValues = method.GetParameters()
.Select((p, index) => Convert.ChangeType(parameters[index], p.ParameterType))
.ToArray();
return method.Invoke(target, parameterValues);
}
private static object GetMember(object target, string memberPath)
{
var members = memberPath.Split('.');
foreach (var member in members)
{
if (target == null) return null;
var property = target.GetType().GetProperty(member);
if (property != null)
{
target = property.GetValue(target);
}
else
{
var field = target.GetType().GetField(member);
if (field != null)
{
target = field.GetValue(target);
}
else
{
throw new ArgumentException($"Member {member} not found on target.");
}
}
}
return target;
}
private static object SetMember(object target, string assignment)
{
var parts = assignment.Split(new[] { '=' }, 2);
if (parts.Length != 2)
{
throw new ArgumentException("Invalid assignment format.");
}
var memberPath = parts[0].Trim();
var value = parts[1].Trim();
var members = memberPath.Split('.');
for (int i = 0; i < members.Length - 1; i++)
{
var member = members[i];
var property = target.GetType().GetProperty(member);
if (property != null)
{
target = property.GetValue(target);
}
else
{
var field = target.GetType().GetField(member);
if (field != null)
{
target = field.GetValue(target);
}
else
{
throw new ArgumentException($"Member {member} not found on target.");
}
}
}
var lastMember = members.Last();
var lastProperty = target.GetType().GetProperty(lastMember);
if (lastProperty != null)
{
var convertedValue = Convert.ChangeType(value, lastProperty.PropertyType);
lastProperty.SetValue(target, convertedValue);
}
else
{
var lastField = target.GetType().GetField(lastMember);
if (lastField != null)
{
var convertedValue = Convert.ChangeType(value, lastField.FieldType);
lastField.SetValue(target, convertedValue);
}
else
{
throw new ArgumentException($"Member {lastMember} not found on target.");
}
}
return target;
}
private static double ComputedNumber(object value, string expression)
{
double numericValue = Convert.ToDouble(value);
if (!string.IsNullOrEmpty(expression))
{
numericValue = SerinArithmeticExpressionEvaluator.Evaluate(expression, numericValue);
}
return numericValue;
}
}
}

9
Library/Utils/SerinExpressionEvaluator.cs Normal file
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using System;
namespace Serein.Library.Utils
{
//public abstract class SerinExpressionEvaluator
//{
// public abstract string Evaluate(string expression ,object obj , out bool isChange);
//}
}