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using System.Collections.Generic;
using System.Threading.Tasks;
namespace learun.workflow
{
/// <summary>
/// 版 本 EasyCode EC管理后台
/// Copyright (c) 2019-present EC管理有限公司
/// 创建人:tobin
/// 日 期:2019.11.22
/// 描 述:工作流引擎
/// </summary>
public interface NWFIEngine
{
#region 流程模板操作方法
/// <summary>
/// 获取流程模板
/// </summary>
/// <returns></returns>
string GetScheme();
/// <summary>
/// 获取流程模板
/// </summary>
/// <returns></returns>
NWFScheme GetSchemeObj();
/// <summary>
/// 获取开始节点
/// </summary>
/// <returns>节点信息</returns>
NWFNodeInfo GetStartNode();
/// <summary>
/// 获取节点
/// </summary>
/// <param name="nodeId">流程处理节点ID</param>
/// <returns>节点信息</returns>
NWFNodeInfo GetNode(string nodeId);
/// <summary>
/// 获取两节点间的线条
/// </summary>
/// <param name="fromNodeId">开始节点</param>
/// <param name="toNodeId">结束节点</param>
/// <param name="list">线条列表</param>
/// <param name="nodes"></param>
bool GetLines(string fromNodeId, string toNodeId, List<NWFLineInfo> list, Dictionary<string, string> nodes = null);
/// <summary>
/// 获取下一节点
/// </summary>
/// <param name="nodeId">当前节点Id</param>
/// <param name="code">节点操作码 agree 同意 disagree 不同意 lrtimeout 超时</param>
/// <param name="lineList"></param>
/// <returns>节点信息列表</returns>
List<NWFNodeInfo> GetNextNodes(string nodeId, string code, List<NWFLineInfo> lineList);
/// <summary>
/// 获取上一节点列表
/// </summary>
/// <param name="nodeId">当前节点Id</param>
/// <returns></returns>
List<string> GetPreNodes(string nodeId);
/// <summary>
/// 判断两节点是否连接
/// </summary>
/// <param name="formNodeId">开始节点</param>
/// <param name="toNodeId">结束节点</param>
/// <returns></returns>
bool IsToNode(string formNodeId, string toNodeId);
#endregion 流程模板操作方法
#region 流程运行操作方法
/// <summary>
/// 获取配置参数信息
/// </summary>
/// <returns></returns>
NWFEngineParamConfig GetConfig();
/// <summary>
/// 获取接下来的任务节点信息
/// </summary>
/// <param name="beginNode">起始节点</param>
/// <param name="code">节点操作码 agree 同意 disagree 不同意 lrtimeout 超时</param>
/// <param name="isGetAuditors">是否获取下一节点审核人</param>
/// <param name="lineList">经过的线段需要执行操作的</param>
/// <returns></returns>
Task<List<NWFNodeInfo>> GetNextTaskNode(NWFNodeInfo beginNode, string code, bool isGetAuditors, List<NWFLineInfo> lineList);
#endregion 流程运行操作方法
}
}