public override bool Insert(Episode ep, Random random)
{
/* This is where episodes are first put near their other common types
* RULES:
* 1) Unless it is a Work Business episode, we are not allowed to have a "split" conflict type
* 2) We are not allowed to squish things past the threshold allowed (50% by default)
*/
// Learn what type of case we are going to be in
ConflictReport conflict = InsertCase(null, ep, false);
switch (conflict.Type)
{
case ScheduleConflictType.NoConflict:
{
InsertAt(ep, conflict.Position);
return(true);
}
case ScheduleConflictType.Split:
{
if ((ep.ActivityType != Activity.WorkBasedBusiness) & (ep.ActivityType != Activity.ReturnFromWork))
{
return(false);
}
if (Episodes[conflict.Position].ActivityType != Activity.PrimaryWork)
{
return(false);
}
// Since it is a primary work episode we need to split it
var postEp = new ActivityEpisode(new TimeWindow(ep.EndTime, Episodes[conflict.Position].EndTime), Activity.PrimaryWork,
Episodes[conflict.Position].Owner)
{
Zone = Episodes[conflict.Position].Zone
};
((Episode)Episodes[conflict.Position]).EndTime = ep.StartTime;
InsertAt(ep, conflict.Position + 1);
InsertAt(postEp, conflict.Position + 2);
return(true);
}
case ScheduleConflictType.Posterior:
{
// the given position is the element we need to go after
Time earlyTimeBound = Time.StartOfDay;
Time lateTimeBound = Time.EndOfDay;
Episode prior = (Episode)Episodes[conflict.Position];
Episode middle = ep;
Episode post = (Episode)((conflict.Position < EpisodeCount - 1)
? Episodes[conflict.Position + 1] : null);
if (conflict.Position >= 1)
{
earlyTimeBound = Episodes[conflict.Position - 1].EndTime;
}
if (EpisodeCount - conflict.Position > 2)
{
lateTimeBound = Episodes[conflict.Position + 2].StartTime;
}
if (Insert(earlyTimeBound, prior, middle, post, lateTimeBound))
{
InsertAt(ep, conflict.Position + 1);
return(true);
}
return(false);
}
case ScheduleConflictType.Prior:
{
// The given position is the element we need to go before
Time earlyTimeBound = Time.StartOfDay;
Time lateTimeBound = Time.EndOfDay;
Episode prior = (Episode)(conflict.Position > 0 ? Episodes[conflict.Position - 1] : null);
Episode middle = ep;
Episode post = (Episode)Episodes[conflict.Position];
if (conflict.Position >= 2)
{
earlyTimeBound = Episodes[conflict.Position - 2].EndTime;
}
if (EpisodeCount - conflict.Position > 1)
{
lateTimeBound = Episodes[conflict.Position + 1].StartTime;
}
if (Insert(earlyTimeBound, prior, middle, post, lateTimeBound))
{
InsertAt(ep, conflict.Position);
return(true);
}
return(false);
}
case ScheduleConflictType.CompleteOverlap:
{
// There are no cases where a complete overlap is allowed
return(false);
}
default:
{
// We came across a type of conflict that we do not know how to handle!
throw new NotImplementedException(String.Format("This conflict type \"{0}\" has not been coded for yet!",
Enum.GetName(typeof(ScheduleConflictType), conflict.Type)));
}
}
}
public bool Insert(Episode ep, IZone location)
{
// you must be going somewhere
if (location == null)
{
return(false);
}
ep.Zone = location;
/*
* This is going to be very similar to the ProjectSchedule version
* The only difference is that we are going to take into account travel times
*/
ConflictReport conflict = InsertCase(Owner, ep, true);
switch (conflict.Type)
{
case ScheduleConflictType.NoConflict:
{
InsertAt(ep, conflict.Position);
return(true);
}
case ScheduleConflictType.CompleteOverlap:
case ScheduleConflictType.Split:
{
// At this point work-business episodes have already been dealt with in the project schedule
// Thus everything that splits an episode is in fact not allowed!
return(false);
}
case ScheduleConflictType.Posterior:
{
// the given position is the element we need to go after
Time earlyTimeBound = Time.StartOfDay + FirstTripTime;
Time lateTimeBound = Time.EndOfDay;
Episode prior = (Episode)Episodes[conflict.Position];
Episode middle = ep;
Episode post = (Episode)((conflict.Position < EpisodeCount - 1)
? Episodes[conflict.Position + 1] : null);
// Make sure to bound the times with the padding of the travel times required
if (conflict.Position >= 1)
{
earlyTimeBound = Episodes[conflict.Position - 1].EndTime + Scheduler.TravelTime(Owner, Episodes[conflict.Position - 1].Zone,
prior.Zone, prior.StartTime);
}
if (EpisodeCount - conflict.Position > 2)
{
lateTimeBound = Episodes[conflict.Position + 2].StartTime - Scheduler.TravelTime(Owner, post.Zone, Episodes[conflict.Position + 2].Zone, post.EndTime);
}
if (Insert(earlyTimeBound, prior, middle, post, lateTimeBound))
{
InsertAt(ep, conflict.Position + 1);
return(true);
}
return(false);
}
case ScheduleConflictType.Prior:
{
// The given position is the element we need to go before
Time earlyTimeBound = Time.StartOfDay + FirstTripTime;
Time lateTimeBound = Time.EndOfDay;
Episode prior = (Episode)(conflict.Position > 0 ? Episodes[conflict.Position - 1] : null);
Episode middle = ep;
Episode post = (Episode)Episodes[conflict.Position];
// Make sure to bound the times with the padding of the travel times required
if (conflict.Position >= 2)
{
earlyTimeBound = Episodes[conflict.Position - 2].EndTime + Scheduler.TravelTime(Owner, Episodes[conflict.Position - 2].Zone,
prior.Zone, prior.StartTime);
}
if (EpisodeCount - conflict.Position > 1)
{
lateTimeBound = Episodes[conflict.Position + 1].StartTime - Scheduler.TravelTime(Owner, post.Zone,
Episodes[conflict.Position + 1].Zone, post.EndTime);
}
if (Insert(earlyTimeBound, prior, middle, post, lateTimeBound))
{
InsertAt(ep, conflict.Position);
return(true);
}
return(false);
}
default:
throw new NotImplementedException("Unknown insert conflict type!");
}
}
