/// <summary>
/// 召回流程
/// </summary>
public void ReCall(RecallFlowInstanceReq request)
{
var user = _auth.GetCurrentUser().User;
FlowInstance flowInstance = Get(request.FlowInstanceId);
if (flowInstance.IsFinish == FlowInstanceStatus.Draft ||
flowInstance.IsFinish == FlowInstanceStatus.Finished)
{
throw new Exception("当前流程状态不能召回");
}
FlowRuntime wfruntime = new FlowRuntime(flowInstance);
string startNodeId = wfruntime.startNodeId; //起始节点
wfruntime.ReCall();
flowInstance.IsFinish = FlowInstanceStatus.Draft;
flowInstance.PreviousId = flowInstance.ActivityId;
flowInstance.ActivityId = startNodeId;
flowInstance.ActivityType = wfruntime.GetNodeType(startNodeId);
flowInstance.ActivityName = wfruntime.Nodes[startNodeId].name;
flowInstance.MakerList = GetNodeMarkers(wfruntime.Nodes[startNodeId], flowInstance.CreateUserId);
AddTransHistory(wfruntime);
UnitWork.Update(flowInstance);
UnitWork.Add(new FlowInstanceOperationHistory
{
InstanceId = request.FlowInstanceId,
CreateUserId = user.Id,
CreateUserName = user.Name,
CreateDate = DateTime.Now,
Content = $"【撤销】由{user.Name}撤销,备注：{request.Description}"
});
UnitWork.Save();
}