//find starttime from parent and set the endtime of the workschedule to it
private int SetBackwardTimeFromParent(ProductionOrderWorkSchedule productionOrderWorkSchedule, State state)
{
var parents = _context.GetBomParents(productionOrderWorkSchedule);
int end;
if (parents == null || !parents.Any())
{
end = state == State.ForwardScheduleExists ? productionOrderWorkSchedule.EndForward : productionOrderWorkSchedule.ProductionOrder.Duetime;
}
else if (state != State.ForwardScheduleExists)
{
end = parents.Min(a => a.StartBackward);
productionOrderWorkSchedule.EndBackward = end;
}
else
{
end = parents.Min(a => a.StartForward);
productionOrderWorkSchedule.EndForward = end;
}
return(end);
}