mirror of
https://gitee.com/langsisi_admin/serein-flow
synced 2026-03-03 00:00:49 +08:00
1. 重新设计了 JSON门户类的实现
2. Script脚本添加了原始字符串的实现 3. 修复了Script中无法对 \" 双引号转义的问题 4. 新增了对于集合嵌套取值的支持（目前仅是集合取值） 5. 重新设计了FlowWorkManagement任务启动的逻辑，修复了触发器无法正常运行的问题 6. 在ScriptBaseFunc中新增了 json() 本地函数，支持将字符串转为IJsonToken进行取值。 7. EmitHelper对于集合取值时，反射获取“get_item”委托时存在看你多个MethodInfo，现在可以传入子项类型，帮助匹配目标重载方法
This commit is contained in:
fengjiayi
509
NodeFlow/Tool/FlowWorkManagement.cs
Normal file
509
NodeFlow/Tool/FlowWorkManagement.cs
Normal file
@@ -0,0 +1,509 @@
|
||||
using Microsoft.CodeAnalysis;
|
||||
using Serein.Library;
|
||||
using Serein.Library.Api;
|
||||
using Serein.Library.Utils;
|
||||
using Serein.NodeFlow.Model;
|
||||
using Serein.NodeFlow.Model.Nodes;
|
||||
using Serein.NodeFlow.Tool;
|
||||
using System;
|
||||
using System.Collections.Concurrent;
|
||||
using System.Collections.Generic;
|
||||
using System.Diagnostics;
|
||||
using System.Linq;
|
||||
using System.Threading.Tasks.Dataflow;
|
||||
using System.Xml.Linq;
|
||||
|
||||
namespace Serein.NodeFlow.Services
|
||||
{
|
||||
/// <summary>
|
||||
/// 流程任务管理
|
||||
/// </summary>
|
||||
public class FlowWorkManagement
|
||||
{
|
||||
/// <summary>
|
||||
/// 触发器对应的Cts
|
||||
/// </summary>
|
||||
private ConcurrentDictionary<SingleFlipflopNode, CancellationTokenSource> _globalFlipflops = [];
|
||||
|
||||
/// <summary>
|
||||
/// 结束运行时需要执行的方法
|
||||
/// </summary>
|
||||
private Func<Task>? _exitAction { get; set; }
|
||||
|
||||
/// <summary>
|
||||
/// 初始化选项
|
||||
/// </summary>
|
||||
public FlowWorkOptions WorkOptions { get; }
|
||||
|
||||
/// <summary>
|
||||
/// 流程任务管理
|
||||
/// </summary>
|
||||
/// <param name="options"></param>
|
||||
public FlowWorkManagement(FlowWorkOptions options)
|
||||
{
|
||||
WorkOptions = options;
|
||||
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 初始化
|
||||
/// </summary>
|
||||
/// <returns></returns>
|
||||
public async Task<bool> RunAsync(CancellationToken token)
|
||||
{
|
||||
var sw = Stopwatch.StartNew();
|
||||
var checkpoints = new Dictionary<string, TimeSpan>();
|
||||
|
||||
#region 注册所有节点所属的类的类型，如果注册失败则退出
|
||||
List<IFlowNode> nodes = new List<IFlowNode>();
|
||||
var flowTask = WorkOptions.Flows.Values.ToArray();
|
||||
foreach (var item in flowTask)
|
||||
{
|
||||
var temp = item?.GetNodes?.Invoke() ;
|
||||
if (temp is null)
|
||||
continue;
|
||||
nodes.AddRange(temp);
|
||||
}
|
||||
if (!RegisterAllType(nodes))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
checkpoints["注册所有节点类型"] = sw.Elapsed; // 记录注册所有节点类型的时间
|
||||
#endregion
|
||||
|
||||
#region 调用所有流程类的Init、Load事件
|
||||
|
||||
var initState = await TryInit();
|
||||
if (!initState)
|
||||
return false;
|
||||
checkpoints["调用Init事件"] = sw.Elapsed; // 记录调用Init事件的时间
|
||||
var loadState = await TryLoadAsync();
|
||||
if (!loadState)
|
||||
return false;
|
||||
checkpoints["调用Load事件"] = sw.Elapsed; // 记录调用Load事件的时间
|
||||
#endregion
|
||||
var last = TimeSpan.Zero;
|
||||
foreach (var kv in checkpoints)
|
||||
{
|
||||
SereinEnv.WriteLine(InfoType.INFO, $"{kv.Key} 耗时: {(kv.Value - last).TotalMilliseconds} ms");
|
||||
last = kv.Value;
|
||||
}
|
||||
|
||||
// 开始调用流程
|
||||
foreach (var kvp in WorkOptions.Flows)
|
||||
{
|
||||
var guid = kvp.Key;
|
||||
var flow = kvp.Value;
|
||||
var flowNodes = flow.GetNodes?.Invoke();
|
||||
if (flowNodes is null)
|
||||
continue;
|
||||
IFlowNode? startNode = flow.GetStartNode?.Invoke();
|
||||
// 找到流程的起始节点，开始运行
|
||||
if (startNode is null)
|
||||
continue;
|
||||
// 是否后台运行当前画布流程
|
||||
if (flow.IsWaitStartFlow)
|
||||
{
|
||||
_ = Task.Run(async () => await CallNode(startNode), token); // 后台调用流程中的触发器
|
||||
}
|
||||
else
|
||||
{
|
||||
await CallNode(startNode);
|
||||
|
||||
}
|
||||
await CallFlipflopNode(flow); // 后台调用流程中的触发器
|
||||
}
|
||||
|
||||
// 等待流程运行完成
|
||||
await CallExit();
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
#region 初始化
|
||||
/// <summary>
|
||||
/// 初始化节点所需的所有类型
|
||||
/// </summary>
|
||||
/// <returns></returns>
|
||||
private bool RegisterAllType(List<IFlowNode> nodes)
|
||||
{
|
||||
var env = WorkOptions.Environment;
|
||||
var ioc = WorkOptions.FlowIOC;
|
||||
|
||||
|
||||
|
||||
var nodeMds = nodes.Select(item => item.MethodDetails).ToList(); // 获取环境中所有节点的方法信息
|
||||
var allMds = new List<MethodDetails>();
|
||||
allMds.AddRange(nodeMds.Where(md => md?.ActingInstanceType is not null));
|
||||
allMds.AddRange(WorkOptions.InitMds.Where(md => md?.ActingInstanceType is not null));
|
||||
allMds.AddRange(WorkOptions.LoadMds.Where(md => md?.ActingInstanceType is not null));
|
||||
allMds.AddRange(WorkOptions.ExitMds.Where(md => md?.ActingInstanceType is not null));
|
||||
var isSuccessful = true;
|
||||
foreach (var md in allMds)
|
||||
{
|
||||
if (md.ActingInstanceType != null)
|
||||
{
|
||||
ioc.Register(md.ActingInstanceType);
|
||||
}
|
||||
else
|
||||
{
|
||||
SereinEnv.WriteLine(InfoType.ERROR, "{md.MethodName} - 没有类型声明");
|
||||
isSuccessful = false ;
|
||||
}
|
||||
}
|
||||
ioc.Build(); // 绑定初始化时注册的类型
|
||||
foreach (var md in allMds)
|
||||
{
|
||||
var instance = ioc.Get(md.ActingInstanceType);
|
||||
if (instance is null)
|
||||
{
|
||||
SereinEnv.WriteLine(InfoType.ERROR, $"{md.MethodName} - 无法获取类型[{md.ActingInstanceType}]的实例");
|
||||
isSuccessful = false;
|
||||
}
|
||||
}
|
||||
|
||||
return isSuccessful;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 尝试初始化
|
||||
/// </summary>
|
||||
/// <returns></returns>
|
||||
/// <exception cref="Exception"></exception>
|
||||
private async Task<bool> TryInit()
|
||||
{
|
||||
var env = WorkOptions.Environment;
|
||||
var initMds = WorkOptions.InitMds;
|
||||
var pool = WorkOptions.FlowContextPool;
|
||||
var ioc = WorkOptions.FlowIOC;
|
||||
foreach (var md in initMds) // 初始化
|
||||
{
|
||||
if (!env.TryGetDelegateDetails(md.AssemblyName, md.MethodName, out var dd)) // 流程运行初始化
|
||||
{
|
||||
throw new Exception("不存在对应委托");
|
||||
}
|
||||
var context = pool.Allocate();
|
||||
var instance = ioc.Get(md.ActingInstanceType);
|
||||
await dd.InvokeAsync(instance, [context]);
|
||||
context.Reset();
|
||||
pool.Free(context);
|
||||
}
|
||||
ioc.Build(); // 绑定初始化时注册的类型
|
||||
var isSuccessful = true;
|
||||
return isSuccessful;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 尝试加载流程
|
||||
/// </summary>
|
||||
/// <returns></returns>
|
||||
/// <exception cref="Exception"></exception>
|
||||
private async Task<bool> TryLoadAsync()
|
||||
{
|
||||
var env = WorkOptions.Environment;
|
||||
var loadMds = WorkOptions.LoadMds;
|
||||
var pool = WorkOptions.FlowContextPool;
|
||||
var ioc = WorkOptions.FlowIOC;
|
||||
foreach (var md in loadMds) // 加载时
|
||||
{
|
||||
if (!env.TryGetDelegateDetails(md.AssemblyName, md.MethodName, out var dd)) // 流程运行初始化
|
||||
{
|
||||
throw new Exception("不存在对应委托");
|
||||
}
|
||||
var context = pool.Allocate();
|
||||
var instance = ioc.Get(md.ActingInstanceType);
|
||||
await dd.InvokeAsync(instance, [context]);
|
||||
context.Reset();
|
||||
pool.Free(context);
|
||||
}
|
||||
ioc.Build(); // 绑定初始化时注册的类型
|
||||
var isSuccessful = true;
|
||||
return isSuccessful;
|
||||
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 结束流程时调用的方法
|
||||
/// </summary>
|
||||
/// <returns></returns>
|
||||
/// <exception cref="Exception"></exception>
|
||||
private async Task<bool> CallExit()
|
||||
{
|
||||
var env = WorkOptions.Environment;
|
||||
var mds = WorkOptions.ExitMds;
|
||||
var pool = WorkOptions.FlowContextPool;
|
||||
var ioc = WorkOptions.FlowIOC;
|
||||
|
||||
foreach (var md in mds) // 结束时
|
||||
{
|
||||
if (!env.TryGetDelegateDetails(md.AssemblyName, md.MethodName, out var dd)) // 流程运行初始化
|
||||
{
|
||||
throw new Exception("不存在对应委托");
|
||||
}
|
||||
var context = pool.Allocate();
|
||||
var instance = ioc.Get(md.ActingInstanceType);
|
||||
await dd.InvokeAsync(instance, [context]);
|
||||
context.Reset();
|
||||
pool.Free(context);
|
||||
}
|
||||
|
||||
TerminateAllGlobalFlipflop(); // 确保所有触发器不再运行
|
||||
SereinEnv.ClearFlowGlobalData(); // 清空全局数据缓存
|
||||
NativeDllHelper.FreeLibrarys(); // 卸载所有已加载的 Native Dll
|
||||
|
||||
var isSuccessful = true;
|
||||
return isSuccessful;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 调用流程中的触发器节点
|
||||
/// </summary>
|
||||
/// <param name="flow"></param>
|
||||
/// <returns></returns>
|
||||
private async Task CallFlipflopNode(FlowTask flow)
|
||||
{
|
||||
var env = WorkOptions.Environment;
|
||||
var nodes = flow.GetNodes?.Invoke();
|
||||
if (nodes is null)
|
||||
{
|
||||
SereinEnv.WriteLine(InfoType.WARN, "流程中没有触发器节点可供执行");
|
||||
return;
|
||||
}
|
||||
var flipflopNodes = nodes.Where(item => item is SingleFlipflopNode node
|
||||
&& node.DebugSetting.IsEnable
|
||||
&& node.NotExitPreviousNode())
|
||||
.OfType<SingleFlipflopNode>()
|
||||
.Select(async node =>
|
||||
{
|
||||
await RunGlobalFlipflopAsync(env, node); // 启动流程时启动全局触发器
|
||||
});
|
||||
var tasks = flipflopNodes.ToArray();
|
||||
await Task.WhenAll(tasks);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 从某个节点开始执行
|
||||
/// </summary>
|
||||
/// <param name="startNode"></param>
|
||||
/// <returns></returns>
|
||||
private async Task CallNode(IFlowNode startNode)
|
||||
{
|
||||
var pool = WorkOptions.FlowContextPool;
|
||||
var token = WorkOptions.CancellationTokenSource.Token;
|
||||
var context = pool.Allocate();
|
||||
await startNode.StartFlowAsync(context, token);
|
||||
context.Reset();
|
||||
pool.Free(context);
|
||||
return;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
/// <summary>
|
||||
/// 从选定的节点开始运行
|
||||
/// </summary>
|
||||
/// <param name="startNode"></param>
|
||||
/// <returns></returns>
|
||||
public async Task<FlowResult> StartFlowInSelectNodeAsync(IFlowNode startNode)
|
||||
{
|
||||
var pool = WorkOptions.FlowContextPool;
|
||||
|
||||
var sw = Stopwatch.StartNew();
|
||||
var checkpoints = new Dictionary<string, TimeSpan>();
|
||||
|
||||
|
||||
var context = pool.Allocate();
|
||||
checkpoints["准备Context"] = sw.Elapsed;
|
||||
|
||||
var result = await startNode.StartFlowAsync(context, WorkOptions.CancellationTokenSource.Token); // 开始运行时从选定节点开始运行
|
||||
checkpoints["执行流程"] = sw.Elapsed;
|
||||
|
||||
context.Reset();
|
||||
pool.Free(context);
|
||||
checkpoints["释放Context"] = sw.Elapsed;
|
||||
|
||||
_ = Task.Run(() =>
|
||||
{
|
||||
//var checkpoints = new Dictionary<string, TimeSpan>();
|
||||
var last = TimeSpan.Zero;
|
||||
foreach (var kv in checkpoints)
|
||||
{
|
||||
SereinEnv.WriteLine(InfoType.INFO, $"{kv.Key} 耗时: {(kv.Value - last).TotalMilliseconds} ms");
|
||||
last = kv.Value;
|
||||
}
|
||||
});
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 运行全局触发器
|
||||
/// </summary>
|
||||
/// <param name="singleFlipFlopNode"></param>
|
||||
/// <param name="env"></param>
|
||||
public async Task RunGlobalFlipflopAsync(IFlowEnvironment env, SingleFlipflopNode singleFlipFlopNode)
|
||||
{
|
||||
using var cts = new CancellationTokenSource();
|
||||
if (_globalFlipflops.TryAdd(singleFlipFlopNode, cts))
|
||||
{
|
||||
await FlipflopExecuteAsync(singleFlipFlopNode, cts.Token);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 尝试移除全局触发器
|
||||
/// </summary>
|
||||
/// <param name="singleFlipFlopNode"></param>
|
||||
public void TerminateGlobalFlipflopRuning(SingleFlipflopNode singleFlipFlopNode)
|
||||
{
|
||||
if (_globalFlipflops.TryRemove(singleFlipFlopNode, out var cts))
|
||||
{
|
||||
if (!cts.IsCancellationRequested)
|
||||
{
|
||||
cts.Cancel();
|
||||
}
|
||||
cts.Dispose();
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 终结所有全局触发器
|
||||
/// </summary>
|
||||
private void TerminateAllGlobalFlipflop()
|
||||
{
|
||||
foreach ((var node, var cts) in _globalFlipflops)
|
||||
{
|
||||
if (!cts.IsCancellationRequested)
|
||||
{
|
||||
cts.Cancel();
|
||||
}
|
||||
cts.Dispose();
|
||||
}
|
||||
_globalFlipflops.Clear();
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 启动全局触发器
|
||||
/// </summary>
|
||||
/// <param name="flipflopNode">需要全局监听信号的触发器</param>
|
||||
/// <param name="token">单个触发器持有的</param>
|
||||
/// <returns></returns>
|
||||
private async Task FlipflopExecuteAsync(SingleFlipflopNode flipflopNode,
|
||||
CancellationToken token)
|
||||
{
|
||||
|
||||
var pool = WorkOptions.FlowContextPool;
|
||||
while (true)
|
||||
{
|
||||
if(token.IsCancellationRequested)
|
||||
{
|
||||
break;
|
||||
}
|
||||
var context = pool.Allocate(); // 从上下文池取出新的实例
|
||||
try
|
||||
{
|
||||
var result = await flipflopNode.ExecutingAsync(context, token); // 等待触发获取结果
|
||||
context.AddOrUpdateFlowData(flipflopNode.Guid, result);
|
||||
if (context.NextOrientation == ConnectionInvokeType.None)
|
||||
{
|
||||
continue;
|
||||
}
|
||||
await CallSuccessorNodesAsync(flipflopNode, token, pool, context);
|
||||
/*if (flipflopNode.IsWaitSuccessorNodes)
|
||||
{
|
||||
_ = Task.Run(async () => await CallSuccessorNodesAsync(flipflopNode, token, pool, context));
|
||||
}
|
||||
else
|
||||
{
|
||||
await CallSuccessorNodesAsync(flipflopNode, token, pool, context);
|
||||
}*/
|
||||
|
||||
|
||||
}
|
||||
catch (FlipflopException ex)
|
||||
{
|
||||
SereinEnv.WriteLine(InfoType.ERROR, $"触发器[{flipflopNode.MethodDetails.MethodName}]因非预期异常终止。"+ex.Message);
|
||||
if (ex.Type == FlipflopException.CancelClass.CancelFlow)
|
||||
{
|
||||
break;
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
SereinEnv.WriteLine(InfoType.ERROR, $"触发器[{flipflopNode.Guid}]异常。"+ ex.Message);
|
||||
await Task.Delay(100);
|
||||
}
|
||||
finally
|
||||
{
|
||||
|
||||
context.Reset();
|
||||
pool.Free(context);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 全局触发器触发后的调用
|
||||
/// </summary>
|
||||
/// <param name="singleFlipFlopNode"></param>
|
||||
/// <param name="singleToken"></param>
|
||||
/// <param name="pool"></param>
|
||||
/// <param name="context"></param>
|
||||
/// <returns></returns>
|
||||
private static async Task CallSuccessorNodesAsync(SingleFlipflopNode singleFlipFlopNode, CancellationToken singleToken, ObjectPool<IFlowContext> pool, IFlowContext context)
|
||||
{
|
||||
var flowState = context.NextOrientation; // 记录一下流程状态
|
||||
var nextNodes = singleFlipFlopNode.SuccessorNodes[ConnectionInvokeType.Upstream]; // 优先调用上游分支
|
||||
for (int i = nextNodes.Count - 1; i >= 0 && !singleToken.IsCancellationRequested; i--)
|
||||
{
|
||||
// 筛选出启用的节点
|
||||
if (!nextNodes[i].DebugSetting.IsEnable)
|
||||
{
|
||||
continue;
|
||||
}
|
||||
context.SetPreviousNode(nextNodes[i].Guid, singleFlipFlopNode.Guid); // 设置调用关系
|
||||
|
||||
if (nextNodes[i].DebugSetting.IsInterrupt) // 执行触发前检查终端
|
||||
{
|
||||
await nextNodes[i].DebugSetting.GetInterruptTask.Invoke();
|
||||
await Console.Out.WriteLineAsync($"[{nextNodes[i].MethodDetails.MethodName}]中断已取消，开始执行后继分支");
|
||||
}
|
||||
await nextNodes[i].StartFlowAsync(context, singleToken); // 启动执行触发器后继分支的节点
|
||||
}
|
||||
|
||||
nextNodes = singleFlipFlopNode.SuccessorNodes[flowState]; // 调用对应分支
|
||||
for (int i = nextNodes.Count - 1; i >= 0 && !singleToken.IsCancellationRequested; i--)
|
||||
{
|
||||
// 筛选出启用的节点
|
||||
if (!nextNodes[i].DebugSetting.IsEnable)
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
context.SetPreviousNode(nextNodes[i].Guid, singleFlipFlopNode.Guid);
|
||||
if (nextNodes[i].DebugSetting.IsInterrupt) // 执行触发前
|
||||
{
|
||||
await nextNodes[i].DebugSetting.GetInterruptTask.Invoke();
|
||||
await Console.Out.WriteLineAsync($"[{nextNodes[i].MethodDetails.MethodName}]中断已取消，开始执行后继分支");
|
||||
}
|
||||
await nextNodes[i].StartFlowAsync(context, singleToken); // 启动执行触发器后继分支的节点
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 结束流程
|
||||
/// </summary>
|
||||
public void Exit()
|
||||
{
|
||||
_exitAction?.Invoke();
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user
