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using DS.Module.Core.Data;
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using DS.Module.Core.Extensions;
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using DS.WMS.Core.Flow.Dtos;
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using DS.WMS.Core.Flow.Entity;
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using Mapster;
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using Newtonsoft.Json;
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using SqlSugar;
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namespace DS.WMS.Core.Flow.Method;
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/// <summary>
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///
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/// </summary>
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public class FlowRuntime
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{
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readonly ISqlSugarClient db;
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readonly ISqlSugarClient? tenantDb;
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/// <summary>
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/// 构造函数
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/// </summary>
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/// <param name="instance"></param>
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/// <param name="_db"></param>
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public FlowRuntime(FlowInstance instance, ISqlSugarClient _db) : this(instance, _db, null)
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{
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}
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/// <summary>
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/// 构造函数
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/// </summary>
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public FlowRuntime(FlowInstance instance, ISqlSugarClient _db, ISqlSugarClient? tenantDb)
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{
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ArgumentNullException.ThrowIfNull(instance, nameof(instance));
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db = _db;
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this.tenantDb = tenantDb;
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InstanceId = instance.Id;
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BusinessId = instance.BusinessId;
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ColumnView = instance.ColumnView;
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ReadJson(instance.Content); //获取工作流模板内容的json对象;
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CurrentNodeId = instance.ActivityId == "" ? StartNodeId : instance.ActivityId;
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CurrentNodeType = GetNodeType(CurrentNodeId);
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PreviousId = instance.PreviousId;
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//会签开始节点和流程结束节点没有下一步
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if (CurrentNodeType == 0 || CurrentNodeType == 4)
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{
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NextNodeId = "-1";
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NextNodeType = -1;
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}
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else if (CurrentNodeType == 5)
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{
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NextNodeId = GetNextConditionNodeId(CurrentNode); //下一个节点
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NextNodeType = GetNodeType(NextNodeId);
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}
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else
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{
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NextNodeId = GetNextNodeId(CurrentNodeId); //下一个节点
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if (string.IsNullOrEmpty(NextNodeId) && CurrentNodeType == 3)
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{
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//当前节点类型为开始节点，且没有下一级节点，则认为应跳出工作流
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ShouldSkip = true;
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}
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else
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{
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NextNodeType = GetNodeType(NextNodeId);
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}
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}
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}
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/// <summary>
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/// 当前实例ID
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/// </summary>
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public long InstanceId { get; set; }
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/// <summary>
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/// 业务ID
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/// </summary>
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public long BusinessId { get; set; }
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/// <summary>
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/// 查询对象名
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/// </summary>
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public string? ColumnView { get; set; }
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/// <summary>
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/// 是否应跳过工作流执行
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/// </summary>
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public bool ShouldSkip { get; private set; }
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/// <summary>
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/// 开始节点的ID
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/// </summary>
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public string StartNodeId { get; set; }
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/// <summary>
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/// 当前节点的ID
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/// </summary>
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public string CurrentNodeId { get; set; }
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/// <summary>
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/// 当前节点类型 0会签开始,1会签结束,2一般节点,开始节点,4流程运行结束
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/// </summary>
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public int CurrentNodeType { get; set; }
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/// <summary>
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/// 当前节点的对象
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/// </summary>
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public FlowChild CurrentNode => ChildNodes.First(x => x.Id == CurrentNodeId);
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/// <summary>
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/// 下一个节点
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/// </summary>
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public string? NextNodeId { get; set; }
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/// <summary>
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/// 下一个节点类型 -1无法运行,0会签开始,1会签结束,2一般节点,4流程运行结束,5同级审批
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/// </summary>
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public int NextNodeType { get; set; }
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/// <summary>
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/// 下一个节点对象
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/// </summary>
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public FlowChild? NextNode => NextNodeId != "-1" ? ChildNodes.First(x => x.Id == NextNodeId) : null;
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/// <summary>
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/// 上一个节点
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/// </summary>
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public string PreviousId { get; set; }
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/// <summary>
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/// 实例节点集合
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/// </summary>
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public List<FlowChild> ChildNodes { get; set; }
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/// <summary>
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/// 备注
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/// </summary>
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public string? Note { get; set; }
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/// <summary>
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/// 获取工作流节点的字典列表:key节点id
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/// </summary>
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/// <param name="schemeContentJson"></param>
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/// <returns></returns>
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private void ReadJson(string schemeContentJson)
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{
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ChildNodes = [];
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var root = JsonConvert.DeserializeObject<FlowRoot>(schemeContentJson);
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if (root.Type == FlowChild.START)
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{
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StartNodeId = root.Id;
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}
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if (root.Child.IsNotNull())
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{
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var parent = root.Adapt<FlowChild>();
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ChildNodes.Add(parent);
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GetFlowChildsByParent(parent.Id, parent);
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}
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}
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/// <summary>
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/// 撤销流程，清空所有节点
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/// </summary>
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public void Cancel()
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{
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foreach (var item in ChildNodes)
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{
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item.SetInfo = null;
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}
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}
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private void GetFlowChildsByParent(string nodeId, FlowChild parent)
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{
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if (parent.Type == FlowChild.Exclusive && parent.Children.IsNotNull() && parent.Children.Count > 0)
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{
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foreach (var item in parent.Children)
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{
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ChildNodes.Add(item);
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GetFlowChildsByParent(nodeId, item);
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}
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}
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if (parent.Child.IsNotNull())
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{
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ChildNodes.Add(parent.Child);
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GetFlowChildsByParent(parent.Child.Id, parent.Child);
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}
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// var childs = new List<FlowChild>();
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}
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private static List<FlowChild> GetFlowConditions(FlowChild parent)
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{
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var conditionNodes = new List<FlowChild>();
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if (parent.Children != null)
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{
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foreach (var item in parent.Children)
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{
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conditionNodes.Add(item);
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}
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}
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return conditionNodes;
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}
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/// <summary>
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/// 获取下一个节点
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/// <param name="nodeId"></param>
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/// </summary>
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private string? GetNextNodeId(string? nodeId = null)
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{
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if (nodeId == null)
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{
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return ChildNodes.Where(x => x.Pid == "root").First()?.Id;
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}
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else
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{
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if (ChildNodes.Exists(x => x.Pid == nodeId))
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{
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var nextChild = ChildNodes.Where(x => x.Pid == nodeId).First();
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if (nextChild.Type == FlowChild.Exclusive) //互斥条件
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{
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return GetNextConditionNodeId(nextChild); //下一个节点
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}
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else
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{
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return nextChild.Id;
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}
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}
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else
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{
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return ChildNodes.Where(x => x.Id == "end").First()?.Id;
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}
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}
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}
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/// <summary>
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/// 获取下一个条件节点
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/// </summary>
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/// <param name="parent"></param>
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/// <returns></returns>
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public string? GetNextConditionNodeId(FlowChild parent)
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{
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var conditionNodes = GetFlowConditions(parent);
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var conditionId = string.Empty;
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ISqlSugarClient sugarClient = tenantDb ?? db;
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for (int i = 0; i < conditionNodes.Count; i++)
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{
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var conditionNode = conditionNodes[i];
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if (i == conditionNodes.Count - 1)
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{
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conditionId = conditionNode.Id;
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}
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else if (conditionNode.UseSQL)
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{
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var scalar = sugarClient.Ado.GetScalar(conditionNode.SQLText,
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new SugarParameter($"@{nameof(BaseModel<long>.Id)}", BusinessId));
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if (scalar != null && (scalar is int count && count > 0 || scalar is bool boolValue && boolValue))
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{
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conditionId = conditionNode.Id;
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break;
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}
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}
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else
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{
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var nodeSection = conditionNode.Conditions;
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var list = new List<ConditionalCollections>();
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var conditionList = new List<KeyValuePair<WhereType, ConditionalModel>>(nodeSection.Conditions.Count);
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var whereType = Enum.Parse<WhereType>(nodeSection.LogicalOperator, true);
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foreach (var item in nodeSection.Conditions)
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{
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conditionList.Add(new KeyValuePair<WhereType, ConditionalModel>
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(whereType,
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new ConditionalModel
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{
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FieldName = item.Field,
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ConditionalType = GetConditionalType(item.Operator),
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FieldValue = item.Value
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})
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);
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}
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if (conditionList.Count > 0)
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{
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list.Add(new ConditionalCollections
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{
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ConditionalList = conditionList
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});
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}
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var groupList = new List<KeyValuePair<WhereType, ConditionalModel>>();
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foreach (var group in nodeSection.Groups)
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{
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WhereType whereType2 = Enum.Parse<WhereType>(group.LogicalOperator, true);
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for (int j = 0; j < group.Conditions.Count; j++)
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{
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var item1 = group.Conditions[j];
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groupList.Add(new KeyValuePair<WhereType, ConditionalModel>
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(j == 0 ? whereType : whereType2,
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new ConditionalModel
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{
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FieldName = item1.Field,
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ConditionalType = GetConditionalType(item1.Operator),
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FieldValue = item1.Value
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})
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);
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}
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}
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if (groupList.Count > 0)
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{
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list.Add(new ConditionalCollections
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{
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ConditionalList = groupList
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});
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}
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if (list.Count == 0) //跳过默认条件
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continue;
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List<IConditionalModel> conditionalModels = [.. list];
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var exists = sugarClient.Queryable<object>().AS(ColumnView).Where("Id=@Id", new { Id = BusinessId }).Where(conditionalModels).Any();
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if (exists)
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{
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conditionId = conditionNode.Id;
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break;
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}
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}
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}
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var node = ChildNodes.Find(x => x.Pid == conditionId);
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return node?.Id;
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}
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/// <summary>
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/// 获取下一个节点
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/// </summary>
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/// <param name="nodeId"></param>
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/// <returns></returns>
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public FlowChild GetNextNode(string? nodeId = null)
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{
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if (nodeId == null)
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return ChildNodes.Where(x => x.Pid == "root").First();
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if (ChildNodes.Exists(x => x.Pid == nodeId))
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{
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var nextChild = ChildNodes.Where(x => x.Pid == nodeId).First();
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if (nextChild.Type == FlowChild.Exclusive)
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{
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var childId = GetNextConditionNodeId(nextChild);
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return ChildNodes.Where(x => x.Id == childId).First(); //下一个节点
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}
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//todo:前端组织JSON结构有误，加入临时修复代码，待前端改正后移除
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else if (nextChild.Type == null)
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{
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nextChild.Id = nextChild.Type = FlowChild.END;
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nextChild.Name = "结束";
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Note = "JSON结构有误，检测到没有指定类型的节点";
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return nextChild;
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}
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return nextChild;
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}
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else
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{
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return ChildNodes.Where(x => x.Id == "end").First();
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}
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}
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/// <summary>
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/// 转换FlowRoot
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/// </summary>
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/// <returns></returns>
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public FlowRoot ToFlowRoot()
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{
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var root = ChildNodes.First(x => x.Id == "root");
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var list = ChildNodes.Where(x => x.Id != "root").ToList();
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var info = root.Adapt<FlowRoot>();
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info.Child = list.First(x => x.Pid == "root");
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UpdateChild(info.Child);
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return info;
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}
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private void UpdateChild(FlowChild parent)
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{
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if (parent.Type == FlowChild.Exclusive)
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{
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if (ChildNodes.Exists(x => x.Pid == parent.Id && x.Type != "condition"))
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{
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var child = ChildNodes.Where(x => x.Pid == parent.Id && x.Type != "condition").First();
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parent.Child = child;
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UpdateChild(child);
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}
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var childs = ChildNodes.Where(x => x.Pid == parent.Id && x.Type == "condition").ToList();
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parent.Children = childs;
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foreach (var item in childs)
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{
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UpdateChild(item);
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}
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}
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else if (parent.Type != FlowChild.Exclusive && ChildNodes.Exists(x => x.Pid == parent.Id))
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{
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var child = ChildNodes.Where(x => x.Pid == parent.Id).First();
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parent.Child = child;
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UpdateChild(parent.Child);
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}
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}
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private void UpdateFlowChild(string nodeId, FlowChild parent)
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{
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// var childs = new List<FlowChild>();
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if (parent.Type == FlowChild.Exclusive && parent.Children.IsNotNull() && parent.Children.Count > 0)
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{
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for (int i = 0; i < parent.Children.Count; i++)
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{
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if (parent.Children[0].Id == nodeId)
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{
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var newNode = ChildNodes.First(x => x.Id == nodeId);
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parent.Children[0] = newNode;
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}
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}
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}
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if (parent.Child.IsNotNull())
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{
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if (parent.Child.Id == nodeId)
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{
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var newNode = ChildNodes.First(x => x.Id == nodeId);
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parent.Child = newNode;
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}
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}
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}
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/// <summary>
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/// 获取实例接下来运行的状态
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/// </summary>
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/// <returns>-1无法运行,0开始,1结束,2一般节点,4流程运行结束</returns>
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public int GetNextNodeType()
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{
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if (NextNodeId != "-1")
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{
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return GetNodeType(NextNodeId);
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}
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return -1;
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}
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/// <summary>
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/// 转换SqlSugar 条件操作符
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/// </summary>
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/// <param name="conditionalType"></param>
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/// <returns></returns>
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private static ConditionalType GetConditionalType(string conditionalType)
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{
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return conditionalType switch
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{
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//等于
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"equal" => ConditionalType.Equal,
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//不等于
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"not_equal" => ConditionalType.NoEqual,
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//大于
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"GreaterThan" => ConditionalType.GreaterThan,
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//大于等于
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"GreaterThanOrEqual" => ConditionalType.GreaterThanOrEqual,
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//小于
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"LessThan" => ConditionalType.LessThan,
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//小于等于
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"LessThanOrEqual" => ConditionalType.GreaterThanOrEqual,
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//包含
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"contains" => ConditionalType.In,
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//不包含
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"not_contain" => ConditionalType.NotIn,
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//默认
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_ => ConditionalType.Equal,
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};
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}
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/// <summary>
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/// 获取节点类型 0会签开始,1会签结束,2一般节点,3开始节点,4流程运行结束
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/// </summary>
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/// <param name="nodeId"></param>
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/// <returns></returns>
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public int GetNodeType(string? nodeId)
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|
{
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return ChildNodes.Where(x => x.Id == nodeId).First()?.Type switch
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{
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//会签开始节点
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FlowChild.Approval => 0,
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//会签结束节点
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FlowChild.JOIN => 1,
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//结束节点
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FlowChild.END => 4,
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//开始节点
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FlowChild.START => 3,
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//互斥条件
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FlowChild.Exclusive => 5,
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//一般节点
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_ => 2,
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};
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}
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/// <summary>
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/// 驳回
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/// </summary>
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/// <param name="rejectType">驳回类型。null:使用节点配置的驳回类型/0:前一步/1:第一步/2：指定节点，使用NodeRejectStep</param>
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/// <returns></returns>
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public string RejectNode(string rejectType)
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{
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var node = ChildNodes.Where(x => x.Id == CurrentNodeId).First();
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if (node.SetInfo != null && string.IsNullOrEmpty(rejectType))
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{
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rejectType = node.SetInfo.NodeRejectType;
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}
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if (rejectType == "0")
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{
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return PreviousId;
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}
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if (rejectType == "1")
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{
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return GetNextNodeId(StartNodeId);
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}
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return PreviousId;
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}
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///<summary>
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/// 标记节点 1通过，2不通过，3驳回
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/// </summary>
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/// <param name="nodeId"></param>
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public void MakeTagNode(string nodeId, FlowTag tag)
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|
{
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// var node = ChildNodes.First(x => x.Id == nodeId);
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foreach (var item in ChildNodes)
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|
{
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|
if (item.Id == nodeId)
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|
{
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|
if (item.SetInfo == null)
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|
{
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|
item.SetInfo = new Setinfo();
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|
}
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|
item.SetInfo.Taged = tag.Taged;
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|
item.SetInfo.UserId = tag.UserId;
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item.SetInfo.UserName = tag.UserName;
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|
item.SetInfo.Description = tag.Description;
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|
item.SetInfo.TagedTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
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|
|
break;
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|
}
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|
|
}
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|
|
}
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|
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|
/// <summary>
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|
|
/// 节点审核
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|
|
/// </summary>
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|
|
/// <param name="nodeId">会签时，currentNodeId是会签开始节点。这个表示当前正在处理的节点</param>
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|
/// <param name="tag">节点标签</param>
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|
/// <returns>-1不通过,1等待,其它通过</returns>
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|
|
public string NodeConfluence(string nodeId, FlowTag tag)
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|
|
{
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|
var forkNode = ChildNodes.First(x => x.Id == CurrentNodeId); //会签开始节点
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|
|
FlowChild nextNode = GetNextNode(nodeId); //获取当前处理的下一个节点
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|
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|
|
int forkNumber = 0;
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|
|
if (forkNode.AssigneeType == "user")
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|
|
{
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|
|
forkNumber = forkNode.Users.Count;
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|
|
}
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|
|
else if (forkNode.AssigneeType == "role")
|
|
|
{
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|
|
forkNumber = forkNode.Roles.Count;
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|
|
}
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|
else
|
|
|
{
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|
|
forkNumber = 0;
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|
|
}
|
|
|
|
|
|
// int forkNumber = FromNodeLines[currentNodeId].Count; //直接与会签节点连接的点，即会签分支数目
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|
|
string res = string.Empty; //记录会签的结果,默认正在会签
|
|
|
//或签
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|
|
if (forkNode.Multi == "single") //有一个步骤通过即可
|
|
|
{
|
|
|
if (tag.Taged == (int)TagState.Ok)
|
|
|
{
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|
|
res = nextNode.Id;
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|
|
}
|
|
|
else if (tag.Taged == (int)TagState.No)
|
|
|
{
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|
|
if (forkNode.SetInfo.ConfluenceNo == null)
|
|
|
{
|
|
|
forkNode.SetInfo.ConfluenceNo = 1;
|
|
|
if (forkNode.SetInfo.ConfluenceNo == forkNumber)
|
|
|
{
|
|
|
res = TagState.No.ToString("D");
|
|
|
}
|
|
|
}
|
|
|
else if (forkNode.SetInfo.ConfluenceNo == (forkNumber - 1))
|
|
|
{
|
|
|
res = TagState.No.ToString("D");
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
forkNode.SetInfo.ConfluenceNo++;
|
|
|
// bool isFirst = true; //是不是从会签开始到现在第一个
|
|
|
// var preNode = GetPreNode(nodeId);
|
|
|
// while (preNode.id != forkNode.id) //反向一直到会签开始节点
|
|
|
// {
|
|
|
// if (preNode.setInfo != null && preNode.setInfo.Taged == (int) TagState.No)
|
|
|
// {
|
|
|
// isFirst = false;
|
|
|
// break;
|
|
|
// }
|
|
|
// }
|
|
|
//
|
|
|
// if (isFirst)
|
|
|
// {
|
|
|
// forkNode.SetInfo.ConfluenceNo++;
|
|
|
// }
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
//会签
|
|
|
else //默认所有步骤通过
|
|
|
{
|
|
|
if (tag.Taged == (int)TagState.No) //只要有一个不同意，那么流程就结束
|
|
|
{
|
|
|
res = TagState.No.ToString("D");
|
|
|
}
|
|
|
else if (tag.Taged == (int)TagState.Ok)
|
|
|
{
|
|
|
//这种模式下只有坚持到【会签结束】节点之前才有意义，是否需要判定这条线所有的节点都通过，不然直接执行这个节点？？
|
|
|
if (forkNode.SetInfo.ConfluenceOk == null)
|
|
|
{
|
|
|
forkNode.SetInfo.ConfluenceOk = 1;
|
|
|
|
|
|
if (forkNode.SetInfo.ConfluenceOk == forkNumber)
|
|
|
{
|
|
|
res = nextNode.Id;
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
//同一节点的会签，未达到所有审核人同意时，节点类型设置为5
|
|
|
NextNodeType = 5;
|
|
|
res = nodeId;
|
|
|
return res;
|
|
|
}
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
forkNode.SetInfo.ConfluenceOk++;
|
|
|
|
|
|
if (forkNode.SetInfo.ConfluenceOk == forkNumber) //会签成功
|
|
|
{
|
|
|
res = nextNode.Id;
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
//同一节点的会签，未达到所有审核人同意时，节点类型设置为5
|
|
|
NextNodeType = 5;
|
|
|
res = nodeId;
|
|
|
return res;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if (res == TagState.No.ToString("D"))
|
|
|
{
|
|
|
tag.Taged = (int)TagState.No;
|
|
|
MakeTagNode(nextNode.Id, tag);
|
|
|
NextNodeId = nextNode.Id;
|
|
|
NextNodeType = GetNodeType(nextNode.Id);
|
|
|
}
|
|
|
else if (!string.IsNullOrEmpty(res)) //会签结束，标记合流节点
|
|
|
{
|
|
|
tag.Taged = (int)TagState.Ok;
|
|
|
// MakeTagNode(nextNode.Id, tag);
|
|
|
NextNodeId = res;
|
|
|
NextNodeType = GetNodeType(res);
|
|
|
}
|
|
|
else
|
|
|
{
|
|
|
NextNodeId = nextNode.Id;
|
|
|
NextNodeType = GetNodeType(nextNode.Id);
|
|
|
}
|
|
|
|
|
|
return res;
|
|
|
}
|
|
|
|
|
|
internal string GetOtherUsers(FlowTag tag)
|
|
|
{
|
|
|
var forkNode = ChildNodes.First(x => x.Id == CurrentNodeId);
|
|
|
//int index = forkNode.Users.IndexOf(tag.UserId);
|
|
|
//if (index > -1 && index <= forkNode.Users.Count - 2)
|
|
|
// return forkNode.Users[index + 1];
|
|
|
|
|
|
if (!forkNode.Users.IsNullOrEmpty())
|
|
|
{
|
|
|
return string.Join(',',
|
|
|
forkNode.Users.Except([tag.UserId]));
|
|
|
}
|
|
|
|
|
|
return string.Empty;
|
|
|
}
|
|
|
} |