public RealLot(LotActivity activity, LotActivityRaw raw, DateTime?startTime, DateTime?endTime, DateTime?snapshotTime = null)
{
SnapshotTime = snapshotTime;
StartTime = startTime;
EndTime = endTime;
IRDGroup = activity.IRDGroup;
StepName = raw.Stepname;
LotID = activity.LotId;
Qty = activity.QtyIn;
Location = raw.Location;
DeviceType = raw.ProductType;
Status = raw.Status;
LotActivity = activity;
}
public List <LotActivity> CalculateEPTs(List <LotActivity> lotActivities)
{
LotActivities = lotActivities.ToList();
allSortedOnDeparture = LotActivities.OrderBy(x => x.Departure).ToList();
subsetNoDeparture = LotActivities.Where(x => x.Arrival != null && x.Departure == null).ToList();
subsetNoArrivalDeparture = LotActivities.Where(x => x.Arrival == null && x.Departure == null).ToList();
DateTime?prevDepart = null;
for (int i = 0; i < allSortedOnDeparture.Count; i++)
{
LotActivity act = allSortedOnDeparture[i];
if (act.Departure != null && prevDepart != null && act.WIPIn > -1)
{
TimeSpan ept = new TimeSpan();
// Calculate EPT
if (act.WIPIn > 0)
{
ept = (DateTime)act.Departure - (DateTime)prevDepart;
}
else if (act.WIPIn == 0)
{
ept = (DateTime)act.Departure - (DateTime)act.Arrival;
}
act.EPT = ept.TotalSeconds;
// Calculate overtaken lots (this operation is slow)
act.OvertakenLots = subsetNoArrivalDeparture.Count + subsetNoDeparture.Where(x => x.Arrival < act.Arrival).Count() + allSortedOnDeparture.GetRange(i, allSortedOnDeparture.Count - i).Where(x => x.Arrival < act.Arrival).Count();
}
prevDepart = act.Departure;
}
return(LotActivities);
}
