/// <summary>
/// 完成条件判断，根据signalData传递的数据加上历史数据判断当半数人员同意就流程就结束，同时记录该流程的终值，半数通过记true否则false.
/// </summary>
/// <param name="parent">当前任务节点的运行实例</param>
/// <param name="multiInstanceActivity">多任务活动行为</param>
/// <param name="signalData">提交的变量数据</param>
/// <returns></returns>
public override bool CompletionConditionSatisfied(IExecutionEntity parent, MultiInstanceActivityBehavior multiInstanceActivity, object signalData)
{
bool pass = base.CompletionConditionSatisfied(parent, multiInstanceActivity, signalData);
if (pass)
{
parent.SetVariable(CompleteConditionVarName, true);
return(true);
}
var config = Context.CommandContext.ProcessEngineConfiguration;
object passed = parent.GetVariable(CompleteConditionVarName, true);
if (passed is null || (bool.TryParse(passed.ToString(), out var p) && p))
{
return(true);
}
var tf = (signalData as IDictionary <string, object>)[CompleteConditionVarName];
bool.TryParse(tf?.ToString(), out bool approvaled);
int nrOfInstances = multiInstanceActivity.GetLoopVariable(parent, MultiInstanceActivityBehavior.NUMBER_OF_INSTANCES).GetValueOrDefault(0);
int nrOfActiveInstances = multiInstanceActivity.GetLoopVariable(parent, MultiInstanceActivityBehavior.NUMBER_OF_ACTIVE_INSTANCES).GetValueOrDefault(0);
int nrOfCompletedInstances = multiInstanceActivity.GetLoopVariable(parent, MultiInstanceActivityBehavior.NUMBER_OF_COMPLETED_INSTANCES).GetValueOrDefault(0);
var assigneeType = (LeaveExection.CurrentFlowElement as UserTask).AssigneeType;
bool halfPassed = AssigneeType.HALF_PASSED.Equals(assigneeType?.Value, StringComparison.OrdinalIgnoreCase);
int votes = config.HistoryService.CreateHistoricVariableInstanceQuery()
.SetProcessInstanceId(LeaveExection.ProcessInstanceId)
.VariableValueEquals(CompleteConditionVarName, halfPassed)
.List()
.Where(x => string.IsNullOrWhiteSpace(x.TaskId) == false)
.Count();
if ((votes + (approvaled & halfPassed ? 1 : !approvaled ? 1 : 0)) >= Math.Ceiling(nrOfInstances / 2M))
{
parent.SetVariable(CompleteConditionVarName, true);
return(true);
}
else if (votes + nrOfActiveInstances < Math.Ceiling(nrOfInstances / 2M))
{
parent.SetVariable(CompleteConditionVarName, false);
return(true);
}
else if (nrOfActiveInstances == 0)
{
parent.SetVariable(CompleteConditionVarName, false);
return(true);
}
return(false);
}
/// <summary>
/// 完成条件判断，根据signalData传递的数据判断当前提交人是否同意，如果有一个提交人不同意，该任务就结束.
/// </summary>
/// <param name="parent">当前任务节点的运行实例</param>
/// <param name="multiInstanceActivity">多任务活动行为</param>
/// <param name="signalData">提交的变量数据</param>
/// <returns></returns>
public override bool CompletionConditionSatisfied(IExecutionEntity parent, MultiInstanceActivityBehavior multiInstanceActivity, object signalData)
{
int nrOfActiveInstances = multiInstanceActivity.GetLoopVariable(parent, MultiInstanceActivityBehavior.NUMBER_OF_ACTIVE_INSTANCES).GetValueOrDefault(0);
bool pass = base.CompletionConditionSatisfied(parent, multiInstanceActivity, signalData);
if (pass)
{
parent.SetVariable(CompleteConditionVarName, true);
return(true);
}
var tf = (signalData as IDictionary <string, object>)[CompleteConditionVarName];
if (bool.TryParse(tf?.ToString(), out bool approvaled))
{
if (!approvaled)
{
parent.SetVariable(CompleteConditionVarName, false);
return(true);
}
parent.SetVariable(CompleteConditionVarName, true);
}
return(nrOfActiveInstances == 0);
}
