mirror of
https://gitee.com/langsisi_admin/serein-flow
synced 2026-03-03 00:00:49 +08:00
1550 lines
56 KiB
C#
1550 lines
56 KiB
C#
|
||
using Newtonsoft.Json.Linq;
|
||
using Serein.Library.Api;
|
||
using Serein.Library.Attributes;
|
||
using Serein.Library.Entity;
|
||
using Serein.Library.Enums;
|
||
using Serein.Library.Utils;
|
||
using Serein.NodeFlow.Base;
|
||
using Serein.NodeFlow.Model;
|
||
using Serein.NodeFlow.Tool;
|
||
using System;
|
||
using System.Collections;
|
||
using System.Collections.Concurrent;
|
||
using System.Collections.Generic;
|
||
using System.Net.Sockets;
|
||
using System.Reflection;
|
||
using System.Security.Cryptography;
|
||
using System.Xml.Linq;
|
||
using static Serein.Library.Utils.ChannelFlowInterrupt;
|
||
using static Serein.NodeFlow.FlowStarter;
|
||
|
||
namespace Serein.NodeFlow
|
||
{
|
||
/*
|
||
|
||
脱离wpf平台独立运行。
|
||
加载文件。
|
||
创建节点对象，设置节点属性，确定连接关系，设置起点。
|
||
|
||
↓抽象↓
|
||
|
||
wpf依赖于运行环境，而不是运行环境依赖于wpf。
|
||
|
||
运行环境实现以下功能：
|
||
①从项目文件加载数据，生成项目文件对象。
|
||
②运行项目，调试项目，中止项目，终止项目。
|
||
③自动包装数据类型，在上下文中传递数据。
|
||
|
||
*/
|
||
|
||
|
||
|
||
/*
|
||
|
||
public List<library> get(){
|
||
}
|
||
|
||
libray
|
||
{
|
||
string dllname,
|
||
MethodInfo[] nodeinfos
|
||
}
|
||
|
||
methodInfo{
|
||
|
||
}
|
||
|
||
|
||
|
||
*/
|
||
|
||
|
||
|
||
/// <summary>
|
||
/// 运行环境
|
||
/// </summary>
|
||
public class FlowEnvironment : IFlowEnvironment, ISereinIOC
|
||
{
|
||
public FlowEnvironment()
|
||
{
|
||
sereinIOC = new SereinIOC();
|
||
ChannelFlowInterrupt = new ChannelFlowInterrupt();
|
||
//LoadedAssemblyPaths = new List<string>();
|
||
//LoadedAssemblies = new List<Assembly>();
|
||
//MethodDetailss = new List<MethodDetails>();
|
||
//Nodes = new Dictionary<string, NodeModelBase>();
|
||
//FlipflopNodes = new List<SingleFlipflopNode>();
|
||
IsGlobalInterrupt = false;
|
||
flowStarter = null;
|
||
|
||
sereinIOC.OnIOCMembersChanged += e => this?.OnIOCMembersChanged?.Invoke(e) ; // 监听IOC容器的注册
|
||
}
|
||
|
||
/// <summary>
|
||
/// 节点的命名空间
|
||
/// </summary>
|
||
public const string SpaceName = $"{nameof(Serein)}.{nameof(Serein.NodeFlow)}.{nameof(Serein.NodeFlow.Model)}";
|
||
|
||
#region 环境接口事件
|
||
/// <summary>
|
||
/// 加载Dll
|
||
/// </summary>
|
||
public event LoadDllHandler? OnDllLoad;
|
||
|
||
/// <summary>
|
||
/// 移除DLL
|
||
/// </summary>
|
||
public event RemoteDllHandler? OnDllRemote;
|
||
|
||
/// <summary>
|
||
/// 项目加载完成
|
||
/// </summary>
|
||
public event ProjectLoadedHandler? OnProjectLoaded;
|
||
|
||
/// <summary>
|
||
/// 节点连接属性改变事件
|
||
/// </summary>
|
||
public event NodeConnectChangeHandler? OnNodeConnectChange;
|
||
|
||
/// <summary>
|
||
/// 节点创建事件
|
||
/// </summary>
|
||
public event NodeCreateHandler? OnNodeCreate;
|
||
|
||
/// <summary>
|
||
/// 移除节点事件
|
||
/// </summary>
|
||
public event NodeRemoteHandler? OnNodeRemote;
|
||
|
||
/// <summary>
|
||
/// 起始节点变化事件
|
||
/// </summary>
|
||
public event StartNodeChangeHandler? OnStartNodeChange;
|
||
|
||
/// <summary>
|
||
/// 流程运行完成事件
|
||
/// </summary>
|
||
public event FlowRunCompleteHandler? OnFlowRunComplete;
|
||
|
||
/// <summary>
|
||
/// 被监视的对象改变事件
|
||
/// </summary>
|
||
public event MonitorObjectChangeHandler? OnMonitorObjectChange;
|
||
|
||
/// <summary>
|
||
/// 节点中断状态改变事件
|
||
/// </summary>
|
||
public event NodeInterruptStateChangeHandler? OnNodeInterruptStateChange;
|
||
|
||
/// <summary>
|
||
/// 节点触发了中断
|
||
/// </summary>
|
||
public event ExpInterruptTriggerHandler? OnInterruptTrigger;
|
||
|
||
/// <summary>
|
||
/// 容器改变
|
||
/// </summary>
|
||
public event IOCMembersChangedHandler? OnIOCMembersChanged;
|
||
|
||
/// <summary>
|
||
/// 节点需要定位
|
||
/// </summary>
|
||
public event NodeLocatedHandler? OnNodeLocate;
|
||
#endregion
|
||
|
||
#region 属性
|
||
/// <summary>
|
||
/// 如果没有全局触发器，且没有循环分支，流程执行完成后自动为 Completion 。
|
||
/// </summary>
|
||
public RunState FlowState { get; set; } = RunState.NoStart;
|
||
/// <summary>
|
||
/// 如果全局触发器还在运行，则为 Running 。
|
||
/// </summary>
|
||
public RunState FlipFlopState { get; set; } = RunState.NoStart;
|
||
|
||
/// <summary>
|
||
/// 环境名称
|
||
/// </summary>
|
||
public string EnvName { get; set; } = SpaceName;
|
||
|
||
/// <summary>
|
||
/// 是否全局中断
|
||
/// </summary>
|
||
public bool IsGlobalInterrupt { get; set; }
|
||
|
||
/// <summary>
|
||
/// 流程中断器
|
||
/// </summary>
|
||
public ChannelFlowInterrupt ChannelFlowInterrupt { get; set; }
|
||
|
||
/// <summary>
|
||
/// <para>单例模式IOC容器，内部维护了一个实例字典，默认使用类型的FullName作为Key，如果以“接口-实现类”的方式注册，那么将使用接口类型的FullName作为Key。</para>
|
||
/// <para>当某个类型注册绑定成功后，将不会因为其它地方尝试注册相同类型的行为导致类型被重新创建。</para>
|
||
/// </summary>
|
||
public ISereinIOC IOC { get => this; }
|
||
|
||
/// <summary>
|
||
/// Library 与 MethodDetailss的依赖关系
|
||
/// </summary>
|
||
public ConcurrentDictionary<NodeLibrary, List<MethodDetails>> MethodDetailsOfLibrarys { get; } = [];
|
||
|
||
/// <summary>
|
||
/// 存储已加载的程序集
|
||
/// </summary>
|
||
public ConcurrentDictionary<string, NodeLibrary> Librarys { get; } = [];
|
||
|
||
/// <summary>
|
||
/// 存储已加载的方法信息。描述所有DLL中NodeAction特性的方法的原始副本
|
||
/// </summary>
|
||
public ConcurrentDictionary<string, MethodDetails> MethodDetailss { get; } = [];
|
||
|
||
#endregion
|
||
|
||
#region 私有变量
|
||
/// <summary>
|
||
/// 容器管理
|
||
/// </summary>
|
||
public readonly SereinIOC sereinIOC;
|
||
|
||
/// <summary>
|
||
/// 环境加载的节点集合
|
||
/// Node Guid - Node Model
|
||
/// </summary>
|
||
public Dictionary<string, NodeModelBase> Nodes { get; } = [];
|
||
|
||
/// <summary>
|
||
/// 存放触发器节点（运行时全部调用）
|
||
/// </summary>
|
||
public List<SingleFlipflopNode> FlipflopNodes { get; } = [];
|
||
|
||
/// <summary>
|
||
/// 从dll中加载的类的注册类型
|
||
/// </summary>
|
||
public Dictionary<RegisterSequence,List<Type>> AutoRegisterTypes { get; } = [];
|
||
|
||
/// <summary>
|
||
/// 存放委托
|
||
///
|
||
/// md.Methodname - delegate
|
||
/// </summary>
|
||
|
||
public ConcurrentDictionary<string, DelegateDetails> MethodDelegates { get; } = [];
|
||
|
||
/// <summary>
|
||
/// 起始节点私有属性
|
||
/// </summary>
|
||
public NodeModelBase? _startNode = null;
|
||
|
||
/// <summary>
|
||
/// 起始节点
|
||
/// </summary>
|
||
public NodeModelBase? StartNode
|
||
{
|
||
get
|
||
{
|
||
return _startNode;
|
||
}
|
||
set
|
||
{
|
||
if (value is null)
|
||
{
|
||
return;
|
||
}
|
||
if (_startNode is not null)
|
||
{
|
||
_startNode.IsStart = false;
|
||
}
|
||
value.IsStart = true;
|
||
_startNode = value;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 流程启动器（每次运行时都会重新new一个）
|
||
/// </summary>
|
||
public FlowStarter? flowStarter;
|
||
|
||
|
||
#endregion
|
||
|
||
#region 基础接口
|
||
|
||
|
||
|
||
/// <summary>
|
||
/// 异步运行
|
||
/// </summary>
|
||
/// <returns></returns>
|
||
public async Task StartAsync()
|
||
{
|
||
ChannelFlowInterrupt?.CancelAllTasks();
|
||
flowStarter = new FlowStarter();
|
||
var nodes = Nodes.Values.ToList();
|
||
|
||
List<MethodDetails> initMethods = [];
|
||
List<MethodDetails> loadMethods = [];
|
||
List<MethodDetails> exitMethods = [];
|
||
//foreach(var mds in MethodDetailss.Values)
|
||
//{
|
||
// var initMds = mds.Where(it => it.MethodDynamicType == NodeType.Init);
|
||
// var loadMds = mds.Where(it => it.MethodDynamicType == NodeType.Loading);
|
||
// var exitMds = mds.Where(it => it.MethodDynamicType == NodeType.Exit);
|
||
// initMethods.AddRange(initMds);
|
||
// loadMethods.AddRange(loadMds);
|
||
// exitMethods.AddRange(exitMds);
|
||
//}
|
||
var initMds = MethodDetailss.Values.Where(it => it.MethodDynamicType == NodeType.Init);
|
||
var loadMds = MethodDetailss.Values.Where(it => it.MethodDynamicType == NodeType.Loading);
|
||
var exitMds = MethodDetailss.Values.Where(it => it.MethodDynamicType == NodeType.Exit);
|
||
initMethods.AddRange(initMds);
|
||
loadMethods.AddRange(loadMds);
|
||
exitMethods.AddRange(exitMds);
|
||
|
||
this.IOC.Reset(); // 开始运行时清空ioc中注册的实例
|
||
this.IOC.CustomRegisterInstance(typeof(IFlowEnvironment).FullName,this);
|
||
|
||
|
||
|
||
|
||
await flowStarter.RunAsync(this, nodes, AutoRegisterTypes, initMethods, loadMethods, exitMethods);
|
||
|
||
if (this.FlipFlopState == RunState.Completion)
|
||
{
|
||
this.Exit(); // 未运行触发器时，才会调用结束方法
|
||
}
|
||
flowStarter = null;
|
||
}
|
||
|
||
public async Task StartFlowInSelectNodeAsync(string startNodeGuid)
|
||
{
|
||
if (flowStarter is null)
|
||
{
|
||
return;
|
||
}
|
||
if (this.FlowState == RunState.Running || this.FlipFlopState == RunState.Running)
|
||
{
|
||
NodeModelBase? nodeModel = GuidToModel(startNodeGuid);
|
||
if (nodeModel is null || nodeModel is SingleFlipflopNode)
|
||
{
|
||
return;
|
||
}
|
||
await flowStarter.StartFlowInSelectNodeAsync(nodeModel);
|
||
}
|
||
else
|
||
{
|
||
return;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 退出
|
||
/// </summary>
|
||
public void Exit()
|
||
{
|
||
ChannelFlowInterrupt?.CancelAllTasks();
|
||
flowStarter?.Exit();
|
||
|
||
foreach (var node in Nodes.Values)
|
||
{
|
||
if (node is not null)
|
||
{
|
||
node.ReleaseFlowData(); // 退出时释放对象计数
|
||
}
|
||
}
|
||
|
||
|
||
OnFlowRunComplete?.Invoke(new FlowEventArgs());
|
||
|
||
GC.Collect();
|
||
}
|
||
|
||
/// <summary>
|
||
/// 清除所有
|
||
/// </summary>
|
||
public void ClearAll()
|
||
{
|
||
//LoadedAssemblyPaths.Clear();
|
||
//NodeLibrarys.Clear();
|
||
//MethodDetailss.Clear();
|
||
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// 加载项目文件
|
||
/// </summary>
|
||
/// <param name="project"></param>
|
||
/// <param name="filePath"></param>
|
||
public void LoadProject(SereinProjectData project, string filePath)
|
||
{
|
||
// 加载项目配置文件
|
||
var dllPaths = project.Librarys.Select(it => it.Path).ToList();
|
||
List<MethodDetails> methodDetailss = [];
|
||
|
||
//string currentPath = Environment.CurrentDirectory; // 获取当前目录
|
||
//string path = Assembly.GetExecutingAssembly().Location; // 获取当前正在执行的文件的路径
|
||
//string exePath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location); // 获取包含可执行文件的目录
|
||
//string basePath = AppDomain.CurrentDomain.BaseDirectory; // 获取应用程序的执行路径：
|
||
|
||
// 遍历依赖项中的特性注解，生成方法详情
|
||
foreach (var dllPath in dllPaths)
|
||
{
|
||
var dllFilePath = Path.GetFullPath(Path.Combine(filePath, dllPath));
|
||
//var dllFilePath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(filePath)!, dllPath));
|
||
LoadDllNodeInfo(dllFilePath);
|
||
}
|
||
|
||
List<(NodeModelBase, string[])> regionChildNodes = new List<(NodeModelBase, string[])>();
|
||
List<(NodeModelBase, Position)> ordinaryNodes = new List<(NodeModelBase, Position)>();
|
||
// 加载节点
|
||
foreach (var nodeInfo in project.Nodes)
|
||
{
|
||
var controlType = GetNodeControlType(nodeInfo);
|
||
if (controlType == NodeControlType.None)
|
||
{
|
||
continue;
|
||
}
|
||
else
|
||
{
|
||
//TryGetMethodDetails(nodeInfo.MethodName, out MethodDetailsInfo? methodDetailsInfo);
|
||
|
||
MethodDetailss.TryGetValue(nodeInfo.MethodName, out var methodDetails);// 加载项目时尝试获取方法信息
|
||
if (controlType == NodeControlType.ExpOp || controlType == NodeControlType.ExpOp)
|
||
{
|
||
methodDetails ??= new MethodDetails();
|
||
}
|
||
if(methodDetails is null)
|
||
{
|
||
continue; // 节点对应的方法不存在于DLL中
|
||
}
|
||
|
||
|
||
var nodeModel = CreateNode(controlType, methodDetails);
|
||
nodeModel.LoadInfo(nodeInfo); // 创建节点model
|
||
if (nodeModel is null)
|
||
{
|
||
nodeInfo.Guid = string.Empty;
|
||
continue;
|
||
}
|
||
TryAddNode(nodeModel);
|
||
if (nodeInfo.ChildNodeGuids?.Length > 0)
|
||
{
|
||
regionChildNodes.Add((nodeModel, nodeInfo.ChildNodeGuids));
|
||
OnNodeCreate?.Invoke(new NodeCreateEventArgs(nodeModel, nodeInfo.Position));
|
||
}
|
||
else
|
||
{
|
||
ordinaryNodes.Add((nodeModel, nodeInfo.Position));
|
||
}
|
||
}
|
||
}
|
||
// 加载区域的子项
|
||
foreach ((NodeModelBase region, string[] childNodeGuids) item in regionChildNodes)
|
||
{
|
||
foreach (var childNodeGuid in item.childNodeGuids)
|
||
{
|
||
Nodes.TryGetValue(childNodeGuid, out NodeModelBase? childNode);
|
||
if (childNode is null)
|
||
{
|
||
// 节点尚未加载
|
||
continue;
|
||
}
|
||
// 存在节点
|
||
OnNodeCreate?.Invoke(new NodeCreateEventArgs(childNode, true, item.region.Guid));
|
||
}
|
||
}
|
||
// 加载节点
|
||
foreach ((NodeModelBase nodeModel, Position position) item in ordinaryNodes)
|
||
{
|
||
bool IsContinue = false;
|
||
foreach ((NodeModelBase region, string[] childNodeGuids) item2 in regionChildNodes)
|
||
{
|
||
foreach (var childNodeGuid in item2.childNodeGuids)
|
||
{
|
||
if (item.nodeModel.Guid.Equals(childNodeGuid))
|
||
{
|
||
IsContinue = true;
|
||
}
|
||
}
|
||
}
|
||
if (IsContinue) continue;
|
||
OnNodeCreate?.Invoke(new NodeCreateEventArgs(item.nodeModel, item.position));
|
||
}
|
||
|
||
|
||
|
||
// 确定节点之间的连接关系
|
||
foreach (var nodeInfo in project.Nodes)
|
||
{
|
||
if (!Nodes.TryGetValue(nodeInfo.Guid, out NodeModelBase? fromNode))
|
||
{
|
||
// 不存在对应的起始节点
|
||
continue;
|
||
}
|
||
|
||
|
||
List<(ConnectionType connectionType, string[] guids)> allToNodes = [(ConnectionType.IsSucceed,nodeInfo.TrueNodes),
|
||
(ConnectionType.IsFail, nodeInfo.FalseNodes),
|
||
(ConnectionType.IsError, nodeInfo.ErrorNodes),
|
||
(ConnectionType.Upstream, nodeInfo.UpstreamNodes)];
|
||
|
||
List<(ConnectionType, NodeModelBase[])> fromNodes = allToNodes.Where(info => info.guids.Length > 0)
|
||
.Select(info => (info.connectionType,
|
||
info.guids.Where(guid => Nodes.ContainsKey(guid)).Select(guid => Nodes[guid])
|
||
.ToArray()))
|
||
.ToList();
|
||
// 遍历每种类型的节点分支（四种）
|
||
foreach ((ConnectionType connectionType, NodeModelBase[] toNodes) item in fromNodes)
|
||
{
|
||
// 遍历当前类型分支的节点（确认连接关系）
|
||
foreach (var toNode in item.toNodes)
|
||
{
|
||
ConnectNode(fromNode, toNode, item.connectionType); // 加载时确定节点间的连接关系
|
||
}
|
||
}
|
||
}
|
||
|
||
SetStartNode(project.StartNode);
|
||
OnProjectLoaded?.Invoke(new ProjectLoadedEventArgs());
|
||
}
|
||
|
||
/// <summary>
|
||
/// 加载远程项目
|
||
/// </summary>
|
||
/// <param name="addres">远程项目地址</param>
|
||
/// <param name="port">远程项目端口</param>
|
||
/// <param name="token">密码</param>
|
||
public void LoadRemoteProject(string addres, int port, string token)
|
||
{
|
||
// -- 第1种，直接从远程环境复制所有dll信息，项目信息，在本地打开？（安全问题）
|
||
// 第2种，WebSocket连接到远程环境，实时接收远程环境的响应？
|
||
Console.WriteLine($"准备连接：{addres}:{port},{token}");
|
||
|
||
// bool success = false;
|
||
//try
|
||
//{
|
||
// TcpClient tcpClient = new TcpClient();
|
||
// var result = tcpClient.BeginConnect(addres, port, null, null);
|
||
// success = result.AsyncWaitHandle.WaitOne(TimeSpan.FromSeconds(3));
|
||
//}
|
||
//catch (Exception ex)
|
||
//{
|
||
|
||
//}
|
||
//if (!success)
|
||
//{
|
||
// Console.WriteLine($"无法连接远程:{addres}:{port}");
|
||
//}
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// 序列化当前项目的依赖信息、节点信息
|
||
/// </summary>
|
||
/// <returns></returns>
|
||
public SereinProjectData GetProjectInfo()
|
||
{
|
||
var projectData = new SereinProjectData()
|
||
{
|
||
Librarys = Librarys.Values.Select(assemblies => assemblies.Assembly.ToLibrary()).ToArray(),
|
||
Nodes = Nodes.Values.Select(node => node.ToInfo()).Where(info => info is not null).ToArray(),
|
||
StartNode = Nodes.Values.FirstOrDefault(it => it.IsStart)?.Guid,
|
||
};
|
||
return projectData;
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// 从文件路径中加载DLL
|
||
/// </summary>
|
||
/// <param name="dllPath"></param>
|
||
/// <returns></returns>
|
||
public void LoadDll(string dllPath)
|
||
{
|
||
LoadDllNodeInfo(dllPath);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 移除DLL
|
||
/// </summary>
|
||
/// <param name="assemblyFullName"></param>
|
||
/// <returns></returns>
|
||
public bool RemoteDll(string assemblyFullName)
|
||
{
|
||
var library = Librarys.Values.FirstOrDefault(nl => assemblyFullName.Equals(nl.Assembly.FullName));
|
||
if(library is null)
|
||
{
|
||
return false;
|
||
}
|
||
var groupedNodes = Nodes.Values
|
||
.Where(node => node.MethodDetails is not null)
|
||
.ToArray()
|
||
.GroupBy(node => node.MethodDetails!.MethodName)
|
||
.ToDictionary(
|
||
key => key.Key,
|
||
group => group.Count());
|
||
|
||
|
||
if(Nodes.Count == 0)
|
||
{
|
||
return true; // 当前无节点，可以直接删除
|
||
}
|
||
|
||
if (MethodDetailsOfLibrarys.TryGetValue(library,out var mds)) // 存在方法
|
||
{
|
||
foreach(var md in mds)
|
||
{
|
||
if(groupedNodes.TryGetValue(md.MethodName,out int count))
|
||
{
|
||
if (count > 0)
|
||
{
|
||
return false; // 创建过相关的节点，无法移除
|
||
}
|
||
}
|
||
}
|
||
// 开始移除相关信息
|
||
foreach (var md in mds)
|
||
{
|
||
MethodDetailss.TryRemove(md.MethodName, out _);
|
||
}
|
||
MethodDetailsOfLibrarys.TryRemove(library, out _);
|
||
return true;
|
||
}
|
||
else
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// 流程正在运行时创建节点
|
||
/// </summary>
|
||
/// <param name="nodeControlType"></param>
|
||
/// <param name="position"></param>
|
||
/// <param name="methodDetailsInfo">如果是表达式节点条件节点，该项为null</param>
|
||
public void CreateNode(NodeControlType nodeControlType, Position position, MethodDetailsInfo? methodDetailsInfo = null)
|
||
{
|
||
MethodDetails? methodDetails = null;
|
||
if (methodDetailsInfo != null &&!MethodDetailss.TryGetValue(methodDetailsInfo.MethodName, out methodDetails))
|
||
{
|
||
return;
|
||
}
|
||
var nodeModel = CreateNode(nodeControlType, methodDetails);
|
||
TryAddNode(nodeModel);
|
||
|
||
//if (flowStarter?.FlowState != RunState.Completion
|
||
// && nodeControlType == NodeControlType.Flipflop
|
||
// && nodeModel is SingleFlipflopNode flipflopNode)
|
||
//{
|
||
// _ = flowStarter?.RunGlobalFlipflopAsync(this, flipflopNode); // 当前添加节点属于触发器，且当前正在运行，则加载到运行环境中
|
||
//}
|
||
|
||
// 通知UI更改
|
||
OnNodeCreate?.Invoke(new NodeCreateEventArgs(nodeModel, position));
|
||
// 因为需要UI先布置了元素，才能通知UI变更特效
|
||
// 如果不存在流程起始控件，默认设置为流程起始控件
|
||
if (StartNode is null)
|
||
{
|
||
SetStartNode(nodeModel);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 移除节点
|
||
/// </summary>
|
||
/// <param name="nodeGuid"></param>
|
||
/// <exception cref="NotImplementedException"></exception>
|
||
public void RemoveNode(string nodeGuid)
|
||
{
|
||
var remoteNode = GuidToModel(nodeGuid);
|
||
if (remoteNode is null) return;
|
||
//if (remoteNode.IsStart)
|
||
//{
|
||
// return;
|
||
//}
|
||
if (remoteNode is SingleFlipflopNode flipflopNode)
|
||
{
|
||
flowStarter?.TerminateGlobalFlipflopRuning(flipflopNode); // 假设被移除的是全局触发器，尝试从启动器移除
|
||
}
|
||
|
||
|
||
// 遍历所有父节点，从那些父节点中的子节点集合移除该节点
|
||
foreach (var pnc in remoteNode.PreviousNodes)
|
||
{
|
||
var pCType = pnc.Key; // 连接类型
|
||
for (int i = 0; i < pnc.Value.Count; i++)
|
||
{
|
||
NodeModelBase? pNode = pnc.Value[i];
|
||
pNode.SuccessorNodes[pCType].Remove(remoteNode);
|
||
|
||
OnNodeConnectChange?.Invoke(new NodeConnectChangeEventArgs(pNode.Guid,
|
||
remoteNode.Guid,
|
||
pCType,
|
||
NodeConnectChangeEventArgs.ConnectChangeType.Remote)); // 通知UI
|
||
}
|
||
}
|
||
|
||
// 遍历所有子节点，从那些子节点中的父节点集合移除该节点
|
||
foreach (var snc in remoteNode.SuccessorNodes)
|
||
{
|
||
var connectionType = snc.Key; // 连接类型
|
||
for (int i = 0; i < snc.Value.Count; i++)
|
||
{
|
||
NodeModelBase? toNode = snc.Value[i];
|
||
|
||
RemoteConnect(remoteNode, toNode, connectionType);
|
||
|
||
}
|
||
}
|
||
|
||
// 从集合中移除节点
|
||
Nodes.Remove(nodeGuid);
|
||
OnNodeRemote?.Invoke(new NodeRemoteEventArgs(nodeGuid));
|
||
}
|
||
|
||
/// <summary>
|
||
/// 连接节点
|
||
/// </summary>
|
||
/// <param name="fromNodeGuid">起始节点</param>
|
||
/// <param name="toNodeGuid">目标节点</param>
|
||
/// <param name="connectionType">连接关系</param>
|
||
public void ConnectNode(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType)
|
||
{
|
||
// 获取起始节点与目标节点
|
||
var fromNode = GuidToModel(fromNodeGuid);
|
||
var toNode = GuidToModel(toNodeGuid);
|
||
if (fromNode is null) return;
|
||
if (toNode is null) return;
|
||
// 开始连接
|
||
ConnectNode(fromNode, toNode, connectionType); // 外部调用连接方法
|
||
|
||
}
|
||
|
||
/// <summary>
|
||
/// 移除连接关系
|
||
/// </summary>
|
||
/// <param name="fromNodeGuid">起始节点Guid</param>
|
||
/// <param name="toNodeGuid">目标节点Guid</param>
|
||
/// <param name="connectionType">连接关系</param>
|
||
/// <exception cref="NotImplementedException"></exception>
|
||
public void RemoveConnect(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType)
|
||
{
|
||
// 获取起始节点与目标节点
|
||
var fromNode = GuidToModel(fromNodeGuid);
|
||
var toNode = GuidToModel(toNodeGuid);
|
||
if (fromNode is null) return;
|
||
if (toNode is null) return;
|
||
RemoteConnect(fromNode, toNode, connectionType);
|
||
|
||
}
|
||
|
||
|
||
|
||
/// <summary>
|
||
/// 获取方法描述
|
||
/// </summary>
|
||
public bool TryGetMethodDetailsInfo(string name, out MethodDetailsInfo? md)
|
||
{
|
||
if (!string.IsNullOrEmpty(name))
|
||
{
|
||
foreach(var t_md in MethodDetailss.Values)
|
||
{
|
||
md = t_md.ToInfo();
|
||
if(md != null)
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
md = null;
|
||
return false;
|
||
}
|
||
else
|
||
{
|
||
md = null;
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// <para>通过方法名称获取对应的Emit委托</para>
|
||
/// <para>方法无入参时需要传入空数组，void方法自动返回null</para>
|
||
/// <para>普通方法：Func<object,object[],object></para>
|
||
/// <para>异步方法：Func<object,object[],Task></para>
|
||
/// <para>异步有返回值方法：Func<object,object[],Task<object>></para>
|
||
/// </summary>
|
||
/// <param name="methodName"></param>
|
||
/// <param name="delegateDetails"></param>
|
||
/// <returns></returns>
|
||
public bool TryGetDelegateDetails(string methodName, out DelegateDetails? delegateDetails)
|
||
{
|
||
|
||
if (!string.IsNullOrEmpty(methodName) && MethodDelegates.TryGetValue(methodName, out delegateDetails))
|
||
{
|
||
return delegateDetails != null;
|
||
}
|
||
else
|
||
{
|
||
delegateDetails = null;
|
||
return false;
|
||
}
|
||
}
|
||
|
||
|
||
|
||
/// <summary>
|
||
/// 设置起点控件
|
||
/// </summary>
|
||
/// <param name="newNodeGuid"></param>
|
||
public void SetStartNode(string newNodeGuid)
|
||
{
|
||
var newStartNodeModel = GuidToModel(newNodeGuid);
|
||
if (newStartNodeModel is null) return;
|
||
SetStartNode(newStartNodeModel);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 中断指定节点，并指定中断等级。
|
||
/// </summary>
|
||
/// <param name="nodeGuid">被中断的目标节点Guid</param>
|
||
/// <param name="interruptClass">中断级别</param>
|
||
/// <returns>操作是否成功</returns>
|
||
public bool SetNodeInterrupt(string nodeGuid, InterruptClass interruptClass)
|
||
{
|
||
var nodeModel = GuidToModel(nodeGuid);
|
||
if (nodeModel is null) return false;
|
||
if (interruptClass == InterruptClass.None)
|
||
{
|
||
nodeModel.CancelInterrupt();
|
||
}
|
||
else if (interruptClass == InterruptClass.Branch)
|
||
{
|
||
nodeModel.DebugSetting.CancelInterruptCallback?.Invoke();
|
||
nodeModel.DebugSetting.GetInterruptTask = () =>
|
||
{
|
||
TriggerInterrupt(nodeGuid, "", InterruptTriggerEventArgs.InterruptTriggerType.Monitor);
|
||
return ChannelFlowInterrupt.GetOrCreateChannelAsync(nodeGuid);
|
||
};
|
||
nodeModel.DebugSetting.CancelInterruptCallback = () =>
|
||
{
|
||
ChannelFlowInterrupt.TriggerSignal(nodeGuid);
|
||
};
|
||
|
||
}
|
||
else if (interruptClass == InterruptClass.Global) // 全局……做不了omg
|
||
{
|
||
return false;
|
||
}
|
||
nodeModel.DebugSetting.InterruptClass = interruptClass;
|
||
OnNodeInterruptStateChange?.Invoke(new NodeInterruptStateChangeEventArgs(nodeGuid, interruptClass));
|
||
return true;
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// 添加表达式中断
|
||
/// </summary>
|
||
/// <param name="nodeGuid"></param>
|
||
/// <param name="expression"></param>
|
||
/// <returns></returns>
|
||
public bool AddInterruptExpression(string key, string expression)
|
||
{
|
||
if(string.IsNullOrEmpty(expression)) return false;
|
||
if (dictMonitorObjExpInterrupt.TryGetValue(key, out var condition))
|
||
{
|
||
condition.Clear(); // 暂时
|
||
condition.Add(expression);// 暂时
|
||
return true;
|
||
}
|
||
else
|
||
{
|
||
var exps = new List<string>();
|
||
exps.Add(expression);
|
||
dictMonitorObjExpInterrupt.TryAdd(key, exps);
|
||
return true;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 要监视的对象，以及与其关联的表达式
|
||
/// </summary>
|
||
private ConcurrentDictionary<string, List<string>> dictMonitorObjExpInterrupt = [];
|
||
|
||
/// <summary>
|
||
/// 设置对象的监视状态
|
||
/// </summary>
|
||
/// <param name="obj"></param>
|
||
/// <param name="isMonitor"></param>
|
||
/// <returns></returns>
|
||
public void SetMonitorObjState(string key, bool isMonitor)
|
||
{
|
||
if (string.IsNullOrEmpty(key)) { return; }
|
||
var isExist = dictMonitorObjExpInterrupt.ContainsKey(key);
|
||
if (isExist)
|
||
{
|
||
if (!isMonitor) // 对象存在且需要不监视
|
||
{
|
||
dictMonitorObjExpInterrupt.Remove(key, out _);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (isMonitor) // 对象不存在且需要监视，添加在集合中。
|
||
{
|
||
dictMonitorObjExpInterrupt.TryAdd(key, new List<string>()); ;
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 检查一个对象是否处于监听状态，如果是，则传出与该对象相关的表达式（用于中断），如果不是，则返回false。
|
||
/// </summary>
|
||
/// <param name="nodeGuid"></param>
|
||
/// <param name="obj"></param>
|
||
/// <returns></returns>
|
||
public bool CheckObjMonitorState(string key, out List<string>? exps)
|
||
{
|
||
if (string.IsNullOrEmpty(key)) { exps = null; return false; }
|
||
return dictMonitorObjExpInterrupt.TryGetValue(key, out exps);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 启动器调用，节点数据更新通知
|
||
/// </summary>
|
||
/// <param name="nodeGuid"></param>
|
||
public void MonitorObjectNotification(string nodeGuid, object monitorData, MonitorObjectEventArgs.ObjSourceType sourceType)
|
||
{
|
||
OnMonitorObjectChange?.Invoke(new MonitorObjectEventArgs(nodeGuid, monitorData, sourceType));
|
||
}
|
||
|
||
/// <summary>
|
||
/// 启动器调用，节点触发了中断。
|
||
/// </summary>
|
||
/// <param name="nodeGuid">节点</param>
|
||
/// <param name="expression">表达式</param>
|
||
/// <param name="type">类型，0用户主动的中断，1表达式中断</param>
|
||
public void TriggerInterrupt(string nodeGuid, string expression, InterruptTriggerEventArgs.InterruptTriggerType type)
|
||
{
|
||
OnInterruptTrigger?.Invoke(new InterruptTriggerEventArgs(nodeGuid, expression, type));
|
||
}
|
||
|
||
/// <summary>
|
||
/// 激活全局触发器
|
||
/// </summary>
|
||
/// <param name="nodeGuid"></param>
|
||
public void ActivateFlipflopNode(string nodeGuid)
|
||
{
|
||
var nodeModel = GuidToModel(nodeGuid);
|
||
if (nodeModel is null) return;
|
||
if (flowStarter is not null && nodeModel is SingleFlipflopNode flipflopNode) // 子节点为触发器
|
||
{
|
||
if (this.FlowState != RunState.Completion
|
||
&& flipflopNode.NotExitPreviousNode()) // 正在运行，且该触发器没有上游节点
|
||
{
|
||
_ = flowStarter.RunGlobalFlipflopAsync(this, flipflopNode);// 被父节点移除连接关系的子节点若为触发器，且无上级节点，则当前流程正在运行，则加载到运行环境中
|
||
|
||
}
|
||
}
|
||
}
|
||
/// <summary>
|
||
/// 关闭全局触发器
|
||
/// </summary>
|
||
/// <param name="nodeGuid"></param>
|
||
public void TerminateFlipflopNode(string nodeGuid)
|
||
{
|
||
var nodeModel = GuidToModel(nodeGuid);
|
||
if (nodeModel is null) return;
|
||
if (flowStarter is not null && nodeModel is SingleFlipflopNode flipflopNode) // 子节点为触发器
|
||
{
|
||
flowStarter.TerminateGlobalFlipflopRuning(flipflopNode);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 环境执行中断
|
||
/// </summary>
|
||
/// <returns></returns>
|
||
public Task<CancelType> GetOrCreateGlobalInterruptAsync()
|
||
{
|
||
IsGlobalInterrupt = true;
|
||
return ChannelFlowInterrupt.GetOrCreateChannelAsync(this.EnvName);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 获取当前环境信息（远程连接）
|
||
/// </summary>
|
||
/// <returns></returns>
|
||
public object GetEnvInfo()
|
||
{
|
||
Dictionary<NodeLibrary, List<MethodDetailsInfo>> LibraryMds = [];
|
||
|
||
foreach (var mdskv in this.MethodDetailsOfLibrarys)
|
||
{
|
||
var library = mdskv.Key;
|
||
var mds = mdskv.Value;
|
||
foreach (var md in mds)
|
||
{
|
||
if (!LibraryMds.TryGetValue(library, out var t_mds))
|
||
{
|
||
t_mds = new List<MethodDetailsInfo>();
|
||
LibraryMds[library] = t_mds;
|
||
}
|
||
var mdInfo = md.ToInfo();
|
||
mdInfo.LibraryName = library.Assembly.GetName().FullName;
|
||
t_mds.Add(mdInfo);
|
||
}
|
||
}
|
||
var project = this.GetProjectInfo();
|
||
return new
|
||
{
|
||
project = project,
|
||
envNode = LibraryMds.Values,
|
||
};
|
||
}
|
||
|
||
/// <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)
|
||
{
|
||
if (string.IsNullOrEmpty(nodeGuid))
|
||
{
|
||
//throw new ArgumentNullException("not contains - Guid没有对应节点:" + (nodeGuid));
|
||
return null;
|
||
}
|
||
if (!Nodes.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;
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region 私有方法
|
||
|
||
/// <summary>
|
||
/// 加载指定路径的DLL文件
|
||
/// </summary>
|
||
/// <param name="dllPath"></param>
|
||
|
||
private void LoadDllNodeInfo(string dllPath)
|
||
{
|
||
(var nodeLibrary, var registerTypes, var mdlist) = LoadAssembly(dllPath);
|
||
if (nodeLibrary is not null && mdlist.Count > 0)
|
||
{
|
||
Librarys.TryAdd(nodeLibrary.Name, nodeLibrary);
|
||
MethodDetailsOfLibrarys.TryAdd(nodeLibrary, mdlist);
|
||
|
||
foreach(var md in mdlist)
|
||
{
|
||
MethodDetailss.TryAdd(md.MethodName, md);
|
||
}
|
||
|
||
foreach (var kv in registerTypes)
|
||
{
|
||
if (!AutoRegisterTypes.TryGetValue(kv.Key, out var types))
|
||
{
|
||
types = new List<Type>();
|
||
AutoRegisterTypes.Add(kv.Key, types);
|
||
}
|
||
types.AddRange(kv.Value);
|
||
}
|
||
var mdInfo = mdlist.Select(md => md.ToInfo()).ToList(); // 转换成方法信息
|
||
OnDllLoad?.Invoke(new LoadDllEventArgs(nodeLibrary, mdInfo)); // 通知UI创建dll面板显示
|
||
}
|
||
|
||
}
|
||
/// <summary>
|
||
/// 移除连接关系
|
||
/// </summary>
|
||
/// <param name="fromNodeGuid">起始节点Model</param>
|
||
/// <param name="toNodeGuid">目标节点Model</param>
|
||
/// <param name="connectionType">连接关系</param>
|
||
/// <exception cref="NotImplementedException"></exception>
|
||
private void RemoteConnect(NodeModelBase fromNode, NodeModelBase toNode, ConnectionType connectionType)
|
||
{
|
||
fromNode.SuccessorNodes[connectionType].Remove(toNode);
|
||
toNode.PreviousNodes[connectionType].Remove(fromNode);
|
||
|
||
// 通知UI
|
||
OnNodeConnectChange?.Invoke(new NodeConnectChangeEventArgs(fromNode.Guid,
|
||
toNode.Guid,
|
||
connectionType,
|
||
NodeConnectChangeEventArgs.ConnectChangeType.Remote));
|
||
}
|
||
|
||
private (NodeLibrary?, Dictionary<RegisterSequence, List<Type>>, List<MethodDetails>) LoadAssembly(string dllPath)
|
||
{
|
||
try
|
||
{
|
||
Assembly assembly = Assembly.LoadFrom(dllPath); // 加载DLL文件
|
||
Type[] types = assembly.GetTypes(); // 获取程序集中的所有类型
|
||
|
||
Dictionary<RegisterSequence, List<Type>> autoRegisterTypes = new Dictionary<RegisterSequence, List<Type>>();
|
||
foreach (Type type in types)
|
||
{
|
||
var autoRegisterAttribute = type.GetCustomAttribute<AutoRegisterAttribute>();
|
||
if (autoRegisterAttribute is not null)
|
||
{
|
||
if(!autoRegisterTypes.TryGetValue(autoRegisterAttribute.Class,out var valus))
|
||
{
|
||
valus = new List<Type>();
|
||
autoRegisterTypes.Add(autoRegisterAttribute.Class, valus);
|
||
}
|
||
valus.Add(type);
|
||
}
|
||
|
||
}
|
||
|
||
|
||
//Dictionary<Sequence, Type> autoRegisterTypes = assembly.GetTypes().Where(t => t.GetCustomAttribute<AutoRegisterAttribute>() is not null).ToList();
|
||
|
||
|
||
|
||
List<(Type, string)> scanTypes = types.Select(t => {
|
||
if (t.GetCustomAttribute<DynamicFlowAttribute>() is DynamicFlowAttribute dynamicFlowAttribute
|
||
&& dynamicFlowAttribute.Scan == true)
|
||
{
|
||
return (t, dynamicFlowAttribute.Name);
|
||
}
|
||
else
|
||
{
|
||
return (null, null);
|
||
}
|
||
}).Where(it => it.t is not null) .ToList();
|
||
if (scanTypes.Count == 0)
|
||
{
|
||
return (null, [], []);
|
||
}
|
||
|
||
List<MethodDetails> methodDetails = new List<MethodDetails>();
|
||
// 遍历扫描的类型
|
||
foreach ((var type,var flowName ) in scanTypes)
|
||
{
|
||
// 加载DLL，创建 MethodDetails、实例作用对象、委托方法
|
||
var assemblyName = type.Assembly.GetName().Name;
|
||
if (string.IsNullOrEmpty(assemblyName))
|
||
{
|
||
continue;
|
||
}
|
||
var methods = NodeMethodDetailsHelper.GetMethodsToProcess(type);
|
||
foreach(var method in methods)
|
||
{
|
||
(var md, var del) = NodeMethodDetailsHelper.CreateMethodDetails(type, method, assemblyName);
|
||
if(md is null || del is null)
|
||
{
|
||
Console.WriteLine($"无法加载方法信息：{assemblyName}-{type}-{method}");
|
||
continue;
|
||
}
|
||
md.MethodTips = flowName + md.MethodTips;
|
||
if (MethodDelegates.TryAdd(md.MethodName, del))
|
||
{
|
||
methodDetails.Add(md);
|
||
}
|
||
else
|
||
{
|
||
Console.WriteLine($"节点委托创建失败：{md.MethodName}");
|
||
}
|
||
}
|
||
|
||
//methodDetails.AddRange(itemMethodDetails);
|
||
}
|
||
|
||
var nodeLibrary = new NodeLibrary
|
||
{
|
||
Name = assembly.GetName().FullName,
|
||
Assembly = assembly,
|
||
Path = dllPath,
|
||
};
|
||
//LoadedAssemblies.Add(assembly); // 将加载的程序集添加到列表中
|
||
//LoadedAssemblyPaths.Add(dllPath); // 记录加载的DLL路径
|
||
return (nodeLibrary, autoRegisterTypes , methodDetails);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
Console.WriteLine(ex.ToString());
|
||
return (null, [],[]);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 运行环节加载了项目文件，需要创建节点控件
|
||
/// </summary>
|
||
/// <param name="nodeInfo"></param>
|
||
/// <param name="methodDetailss"></param>
|
||
/// <returns></returns>
|
||
/// <exception cref="NotImplementedException"></exception>
|
||
private NodeControlType GetNodeControlType(NodeInfo nodeInfo)
|
||
{
|
||
// 创建控件实例
|
||
NodeControlType controlType = nodeInfo.Type switch
|
||
{
|
||
$"{NodeStaticConfig.NodeSpaceName}.{nameof(SingleActionNode)}" => NodeControlType.Action,// 动作节点控件
|
||
$"{NodeStaticConfig.NodeSpaceName}.{nameof(SingleFlipflopNode)}" => NodeControlType.Flipflop, // 触发器节点控件
|
||
|
||
$"{NodeStaticConfig.NodeSpaceName}.{nameof(SingleConditionNode)}" => NodeControlType.ExpCondition,// 条件表达式控件
|
||
$"{NodeStaticConfig.NodeSpaceName}.{nameof(SingleExpOpNode)}" => NodeControlType.ExpOp, // 操作表达式控件
|
||
|
||
$"{NodeStaticConfig.NodeSpaceName}.{nameof(CompositeConditionNode)}" => NodeControlType.ConditionRegion, // 条件区域控件
|
||
_ => NodeControlType.None,
|
||
};
|
||
|
||
return controlType;
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// 创建节点
|
||
/// </summary>
|
||
/// <param name="nodeBase"></param>
|
||
private NodeModelBase CreateNode(NodeControlType nodeControlType, MethodDetails? methodDetails = null)
|
||
{
|
||
// 确定创建的节点类型
|
||
Type? nodeType = nodeControlType switch
|
||
{
|
||
NodeControlType.Action => typeof(SingleActionNode),
|
||
NodeControlType.Flipflop => typeof(SingleFlipflopNode),
|
||
|
||
NodeControlType.ExpOp => typeof(SingleExpOpNode),
|
||
NodeControlType.ExpCondition => typeof(SingleConditionNode),
|
||
NodeControlType.ConditionRegion => typeof(CompositeConditionNode),
|
||
_ => null
|
||
};
|
||
|
||
if (nodeType is null)
|
||
{
|
||
throw new Exception($"节点类型错误[{nodeControlType}]");
|
||
}
|
||
// 生成实例
|
||
var nodeObj = Activator.CreateInstance(nodeType);
|
||
if (nodeObj is not NodeModelBase nodeBase)
|
||
{
|
||
throw new Exception($"无法创建目标节点类型的实例[{nodeControlType}]");
|
||
}
|
||
|
||
// 配置基础的属性
|
||
nodeBase.ControlType = nodeControlType;
|
||
if (methodDetails != null)
|
||
{
|
||
var md = methodDetails.Clone();
|
||
nodeBase.DisplayName = md.MethodTips;
|
||
nodeBase.MethodDetails = md;
|
||
}
|
||
|
||
// 如果是触发器，则需要添加到专属集合中
|
||
if (nodeControlType == NodeControlType.Flipflop && nodeBase is SingleFlipflopNode flipflopNode)
|
||
{
|
||
var guid = flipflopNode.Guid;
|
||
if (!FlipflopNodes.Exists(it => it.Guid.Equals(guid)))
|
||
{
|
||
FlipflopNodes.Add(flipflopNode);
|
||
}
|
||
}
|
||
|
||
return nodeBase;
|
||
}
|
||
|
||
private bool TryAddNode(NodeModelBase nodeModel)
|
||
{
|
||
nodeModel.Guid ??= Guid.NewGuid().ToString();
|
||
Nodes[nodeModel.Guid] = nodeModel;
|
||
return true;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 连接节点
|
||
/// </summary>
|
||
/// <param name="fromNode">起始节点</param>
|
||
/// <param name="toNode">目标节点</param>
|
||
/// <param name="connectionType">连接关系</param>
|
||
private void ConnectNode(NodeModelBase fromNode, NodeModelBase toNode, ConnectionType connectionType)
|
||
{
|
||
if (fromNode is null || toNode is null || fromNode == toNode)
|
||
{
|
||
return;
|
||
}
|
||
|
||
var ToExistOnFrom = true;
|
||
var FromExistInTo = true;
|
||
ConnectionType[] ct = [ConnectionType.IsSucceed,
|
||
ConnectionType.IsFail,
|
||
ConnectionType.IsError,
|
||
ConnectionType.Upstream];
|
||
|
||
if (toNode is SingleFlipflopNode flipflopNode)
|
||
{
|
||
flowStarter?.TerminateGlobalFlipflopRuning(flipflopNode); // 假设被连接的是全局触发器，尝试移除
|
||
}
|
||
foreach (ConnectionType ctType in ct)
|
||
{
|
||
var FToTo = fromNode.SuccessorNodes[ctType].Where(it => it.Guid.Equals(toNode.Guid)).ToArray();
|
||
var ToOnF = toNode.PreviousNodes[ctType].Where(it => it.Guid.Equals(fromNode.Guid)).ToArray();
|
||
ToExistOnFrom = FToTo.Length > 0;
|
||
FromExistInTo = ToOnF.Length > 0;
|
||
if (ToExistOnFrom && FromExistInTo)
|
||
{
|
||
Console.WriteLine("起始节点已与目标节点存在连接");
|
||
return;
|
||
}
|
||
else
|
||
{
|
||
// 检查是否可能存在异常
|
||
if (!ToExistOnFrom && FromExistInTo)
|
||
{
|
||
Console.WriteLine("目标节点不是起始节点的子节点，起始节点却是目标节点的父节点");
|
||
return;
|
||
}
|
||
else if (ToExistOnFrom && !FromExistInTo)
|
||
{
|
||
//
|
||
Console.WriteLine(" 起始节点不是目标节点的父节点，目标节点却是起始节点的子节点");
|
||
return;
|
||
}
|
||
else // if (!ToExistOnFrom && !FromExistInTo)
|
||
{
|
||
// 可以正常连接
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
fromNode.SuccessorNodes[connectionType].Add(toNode); // 添加到起始节点的子分支
|
||
toNode.PreviousNodes[connectionType].Add(fromNode); // 添加到目标节点的父分支
|
||
OnNodeConnectChange?.Invoke(new NodeConnectChangeEventArgs(fromNode.Guid,
|
||
toNode.Guid,
|
||
connectionType,
|
||
NodeConnectChangeEventArgs.ConnectChangeType.Create)); // 通知UI
|
||
}
|
||
|
||
/// <summary>
|
||
/// 更改起点节点
|
||
/// </summary>
|
||
/// <param name="newStartNode"></param>
|
||
/// <param name="oldStartNode"></param>
|
||
private void SetStartNode(NodeModelBase newStartNode)
|
||
{
|
||
var oldNodeGuid = StartNode?.Guid;
|
||
StartNode = newStartNode;
|
||
OnStartNodeChange?.Invoke(new StartNodeChangeEventArgs(oldNodeGuid, StartNode.Guid));
|
||
}
|
||
|
||
|
||
#endregion
|
||
|
||
#region 视觉效果
|
||
|
||
/// <summary>
|
||
/// 定位节点
|
||
/// </summary>
|
||
/// <param name="nodeGuid"></param>
|
||
public void NodeLocated(string nodeGuid)
|
||
{
|
||
OnNodeLocate?.Invoke(new NodeLocatedEventArgs(nodeGuid));
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region IOC容器相关
|
||
ISereinIOC ISereinIOC.Reset()
|
||
{
|
||
sereinIOC.Reset();
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Register(Type type, params object[] parameters)
|
||
{
|
||
sereinIOC.Register(type, parameters);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Register<T>(params object[] parameters)
|
||
{
|
||
sereinIOC.Register<T>(parameters);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Register<TService, TImplementation>(params object[] parameters)
|
||
{
|
||
sereinIOC.Register<TService, TImplementation>(parameters);
|
||
return this;
|
||
}
|
||
|
||
//T ISereinIOC.GetOrRegisterInstantiate<T>()
|
||
//{
|
||
// return sereinIOC.GetOrRegisterInstantiate<T>();
|
||
|
||
//}
|
||
|
||
//object ISereinIOC.GetOrRegisterInstantiate(Type type)
|
||
//{
|
||
// return sereinIOC.GetOrRegisterInstantiate(type);
|
||
//}
|
||
|
||
object ISereinIOC.Get(Type type)
|
||
{
|
||
return sereinIOC.Get(type);
|
||
|
||
}
|
||
T ISereinIOC.Get<T>()
|
||
{
|
||
return (T)sereinIOC.Get(typeof(T));
|
||
}
|
||
T ISereinIOC.Get<T>(string key)
|
||
{
|
||
return sereinIOC.Get<T>(key);
|
||
}
|
||
|
||
|
||
bool ISereinIOC.CustomRegisterInstance(string key, object instance, bool needInjectProperty)
|
||
{
|
||
return sereinIOC.CustomRegisterInstance(key, instance, needInjectProperty);
|
||
}
|
||
|
||
object ISereinIOC.Instantiate(Type type)
|
||
{
|
||
return sereinIOC.Instantiate(type);
|
||
}
|
||
T ISereinIOC.Instantiate<T>()
|
||
{
|
||
return sereinIOC.Instantiate<T>();
|
||
}
|
||
ISereinIOC ISereinIOC.Build()
|
||
{
|
||
sereinIOC.Build();
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Run<T>(Action<T> action)
|
||
{
|
||
sereinIOC.Run(action);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Run<T1, T2>(Action<T1, T2> action)
|
||
{
|
||
sereinIOC.Run(action);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Run<T1, T2, T3>(Action<T1, T2, T3> action)
|
||
{
|
||
sereinIOC.Run(action);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4>(Action<T1, T2, T3, T4> action)
|
||
{
|
||
sereinIOC.Run(action);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4, T5>(Action<T1, T2, T3, T4, T5> action)
|
||
{
|
||
sereinIOC.Run(action);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4, T5, T6>(Action<T1, T2, T3, T4, T5, T6> action)
|
||
{
|
||
sereinIOC.Run(action);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4, T5, T6, T7>(Action<T1, T2, T3, T4, T5, T6, T7> action)
|
||
{
|
||
sereinIOC.Run(action);
|
||
return this;
|
||
}
|
||
|
||
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4, T5, T6, T7, T8>(Action<T1, T2, T3, T4, T5, T6, T7, T8> action)
|
||
{
|
||
sereinIOC.Run(action);
|
||
return this;
|
||
}
|
||
#endregion
|
||
|
||
|
||
}
|
||
public static class FlowFunc
|
||
{
|
||
public static Library.Entity.Library ToLibrary(this Assembly assembly)
|
||
{
|
||
var tmp = assembly.ManifestModule.Name;
|
||
return new Library.Entity.Library
|
||
{
|
||
Name = assembly.GetName().Name,
|
||
Path = assembly.ManifestModule.Name,
|
||
};
|
||
}
|
||
|
||
public static ConnectionType ToContentType(this FlipflopStateType flowStateType)
|
||
{
|
||
return flowStateType switch
|
||
{
|
||
FlipflopStateType.Succeed => ConnectionType.IsSucceed,
|
||
FlipflopStateType.Fail => ConnectionType.IsFail,
|
||
FlipflopStateType.Error => ConnectionType.IsError,
|
||
FlipflopStateType.Cancel => ConnectionType.None,
|
||
_ => throw new NotImplementedException("未定义的流程状态")
|
||
};
|
||
}
|
||
|
||
|
||
public static Type? ControlTypeToModel(this NodeControlType nodeControlType)
|
||
{
|
||
// 确定创建的节点类型
|
||
Type? nodeType = nodeControlType switch
|
||
{
|
||
NodeControlType.Action => typeof(SingleActionNode),
|
||
NodeControlType.Flipflop => typeof(SingleFlipflopNode),
|
||
|
||
NodeControlType.ExpOp => typeof(SingleExpOpNode),
|
||
NodeControlType.ExpCondition => typeof(SingleConditionNode),
|
||
NodeControlType.ConditionRegion => typeof(CompositeConditionNode),
|
||
_ => null
|
||
};
|
||
return nodeType;
|
||
}
|
||
public static NodeControlType ModelToControlType(this NodeControlType nodeControlType)
|
||
{
|
||
var type = nodeControlType.GetType();
|
||
NodeControlType controlType = type switch
|
||
{
|
||
Type when type == typeof(SingleActionNode) => NodeControlType.Action,
|
||
Type when type == typeof(SingleFlipflopNode) => NodeControlType.Flipflop,
|
||
|
||
Type when type == typeof(SingleExpOpNode) => NodeControlType.ExpOp,
|
||
Type when type == typeof(SingleConditionNode) => NodeControlType.ExpCondition,
|
||
Type when type == typeof(CompositeConditionNode) => NodeControlType.ConditionRegion,
|
||
_ => NodeControlType.None,
|
||
};
|
||
return controlType;
|
||
}
|
||
|
||
public static bool NotExitPreviousNode(this SingleFlipflopNode node)
|
||
{
|
||
ConnectionType[] ct = [ConnectionType.IsSucceed,
|
||
ConnectionType.IsFail,
|
||
ConnectionType.IsError,
|
||
ConnectionType.Upstream];
|
||
foreach (ConnectionType ctType in ct)
|
||
{
|
||
if (node.PreviousNodes[ctType].Count > 0)
|
||
{
|
||
return false;
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
}
|
||
|
||
|
||
|
||
}
|
