private IEnumerable <TrainRun> GetTrainRuns <T>(IEnumerable <Halt <T> > halte, bool preferPrognosis)
where T : Zug
{
if (halte.AnyItem())
{
var halteGroups = halte
.GroupBy(h => h.ZugID).ToArray();
foreach (var halteGroup in halteGroups)
{
var ordered = halteGroup
.OrderBy(h => h.SortierZeit).ToArray();
var positions = GetTrainPositions(
halte: ordered,
preferPrognosis: preferPrognosis).ToArray();
var relevant = ordered.First();
var result = new TrainRun
{
Abfahrt = relevant.GetAbfahrt(),
Bemerkungen = relevant.Zug.Bemerkungen,
Positions = positions,
Zuggattung = relevant.Zug.Zuggattung.Kurzname,
ZugId = relevant.ZugID,
Zugnummer = relevant.Zug.Zugnummer,
};
yield return(result);
}
}
}
public static ItinerarySegmentAttributes GetItinerarySegmentAttributes(this TrainRun trainRun)
{
var result = new ItinerarySegmentAttributes
{
trainNumber = trainRun.Zugnummer.ToString(),
trainProduct = trainRun.Zuggattung,
};
return(result);
}
private IEnumerable <TrainPathStop> GetTrainPathStops(TrainRun trainRun)
{
var relevants = trainRun.Positions
.Where(p => !locationShortnames.AnyItem() || locationShortnames.Contains(p.Betriebsstelle)).ToArray();
var itinerarySegmentAttributes = trainRun.GetItinerarySegmentAttributes();
foreach (var relevant in relevants)
{
var arrivalSpecified = relevant.Ankunft.HasValue &&
relevant != relevants.First();
var departureSpecified = relevant.Abfahrt.HasValue &&
relevant != relevants.Last();
var times = new Times
{
operationalArrivalTime = relevant.Ankunft ?? default,
operationalArrivalTimeTextSpecified = arrivalSpecified,
operationalDepartureTime = relevant.Abfahrt ?? default,
operationalDepartureTimeTextSpecified = departureSpecified,
};
var stoppingReasons = GetStoppingReasons(relevant).ToArray();
var arrivalTrack = arrivalSpecified
? relevant.Gleis?.ToString()
: default;
var departureTrack = departureSpecified
? relevant.Gleis?.ToString()
: default;
var result = new TrainPathStop
{
arrivalTrack = arrivalTrack,
departureTrack = departureTrack,
running = !relevant.VerkehrNicht,
runningSpecified = true,
stoppingReasons = stoppingReasons,
stopPoint = relevant.GetStopPoint(),
times = times,
itinerarySegmentAttributes = itinerarySegmentAttributes,
};
yield return(result);
}
}
private TrainRun GetTrainRun(IEnumerable <TrainPathMessage> messages)
{
var positions = GetPositions(messages).ToArray();
var relevantMessage = messages.First();
var result = new TrainRun
{
Abfahrt = positions.First().Abfahrt?.TimeOfDay,
Positions = positions,
Zuggattung = relevantMessage.Zuggattung,
ZugId = relevantMessage.ZugId,
Zugnummer = relevantMessage.Zugnummer,
};
return(result);
}