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using Enmarcha.Sources.OpenTripPlannerGql.Queries;
using Enmarcha.Sources.TranviasCoruna;
using Enmarcha.Backend.Types;
using Enmarcha.Backend.Types.Arrivals;
namespace Enmarcha.Backend.Services.Processors;
public class CorunaRealTimeProcessor : AbstractRealTimeProcessor
{
private readonly CorunaRealtimeEstimatesProvider _realtime;
private readonly FeedService _feedService;
private readonly ILogger<CorunaRealTimeProcessor> _logger;
private readonly ShapeTraversalService _shapeService;
public CorunaRealTimeProcessor(
CorunaRealtimeEstimatesProvider realtime,
FeedService feedService,
ILogger<CorunaRealTimeProcessor> logger,
ShapeTraversalService shapeService)
{
_realtime = realtime;
_feedService = feedService;
_logger = logger;
_shapeService = shapeService;
}
public override async Task ProcessAsync(ArrivalsContext context)
{
if (!context.StopId.StartsWith("tranvias:")) return;
var normalizedCode = _feedService.NormalizeStopCode("tranvias", context.StopCode);
if (!int.TryParse(normalizedCode, out var numericStopId)) return;
try
{
Epsg25829? stopLocation = null;
if (context.StopLocation != null)
{
stopLocation =
_shapeService.TransformToEpsg25829(context.StopLocation.Latitude, context.StopLocation.Longitude);
}
var realtime = await _realtime.GetEstimatesForStop(numericStopId);
System.Diagnostics.Activity.Current?.SetTag("realtime.count", realtime.Count);
var usedTripIds = new HashSet<string>();
foreach (var estimate in realtime)
{
var bestMatch = context.Arrivals
.Where(a => !usedTripIds.Contains(a.TripId))
.Where(a => a.Route.RouteIdInGtfs.Trim() == estimate.RouteId.Trim())
.Select(a => new
{
Arrival = a,
TimeDiff = estimate.Minutes - a.Estimate.Minutes, // RealTime - Schedule
RouteMatch = true
})
.Where(x => x.RouteMatch) // Strict route matching
.Where(x => x.TimeDiff is >= -5
and <= 15) // Allow 5m early (RealTime < Schedule) or 15m late (RealTime > Schedule)
.OrderBy(x => x.TimeDiff < 0 ? Math.Abs(x.TimeDiff) * 2 : x.TimeDiff) // Best time fit
.FirstOrDefault();
if (bestMatch == null)
{
continue;
}
var arrival = bestMatch.Arrival;
var scheduledMinutes = arrival.Estimate.Minutes;
arrival.Estimate.Minutes = estimate.Minutes;
arrival.Estimate.Precision = ArrivalPrecision.Confident;
// Calculate delay badge
var delayMinutes = estimate.Minutes - scheduledMinutes;
if (delayMinutes != 0)
{
arrival.Delay = new DelayBadge { Minutes = delayMinutes };
}
// Populate vehicle information
var busInfo = GetBusInfoByNumber(estimate.VehicleNumber);
arrival.VehicleInformation = new VehicleBadge
{
Identifier = estimate.VehicleNumber,
Make = busInfo?.Make,
Model = busInfo?.Model,
Kind = busInfo?.Kind,
Year = busInfo?.Year
};
// Calculate position
if (stopLocation != null)
{
Position? currentPosition = null;
if (arrival.RawOtpTrip is ArrivalsAtStopResponse.Arrival otpArrival &&
otpArrival.Trip.Geometry?.Points != null)
{
var decodedPoints = Decode(otpArrival.Trip.Geometry.Points)
.Select(p => new Position { Latitude = p.Lat, Longitude = p.Lon })
.ToList();
var shape = _shapeService.CreateShapeFromWgs84(decodedPoints);
// Ensure meters is positive
var meters = Math.Max(0, estimate.Metres);
var result = _shapeService.GetBusPosition(shape, stopLocation, meters);
currentPosition = result.BusPosition;
if (currentPosition != null)
{
_logger.LogInformation(
"Calculated position from OTP geometry for trip {TripId}: {Lat}, {Lon}", arrival.TripId,
currentPosition.Latitude, currentPosition.Longitude);
}
// Populate Shape GeoJSON
if (!context.IsReduced && currentPosition != null)
{
var features = new List<object>();
features.Add(new
{
type = "Feature",
geometry = new
{
type = "LineString",
coordinates = decodedPoints.Select(p => new[] { p.Longitude, p.Latitude }).ToList()
},
properties = new { type = "route" }
});
// Add stops if available
if (otpArrival.Trip.Stoptimes != null)
{
foreach (var stoptime in otpArrival.Trip.Stoptimes)
{
features.Add(new
{
type = "Feature",
geometry = new
{
type = "Point",
coordinates = new[] { stoptime.Stop.Lon, stoptime.Stop.Lat }
},
properties = new
{
type = "stop",
name = stoptime.Stop.Name
}
});
}
}
arrival.Shape = new
{
type = "FeatureCollection",
features
};
}
}
if (currentPosition != null)
{
arrival.CurrentPosition = currentPosition;
}
}
usedTripIds.Add(arrival.TripId);
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Error fetching Tranvías real-time data for stop {StopId}", context.StopId);
}
}
private static bool IsRouteMatch(string a, string b)
{
return a == b || a.Contains(b) || b.Contains(a);
}
private (string Make, string Model, string Kind, string Year)? GetBusInfoByNumber(string identifier)
{
int number = int.Parse(identifier);
return number switch
{
// 2000
>= 326 and <= 336 => ("MB", "O405N2 Venus", "RIG", "2000"),
337 => ("MB", "O405G Alce", "ART", "2000"),
// 2002-2003
>= 340 and <= 344 => ("MAN", "NG313F Delfos Venus", "ART", "2002"),
>= 345 and <= 347 => ("MAN", "NG313F Delfos Venus", "ART", "2003"),
// 2004
>= 348 and <= 349 => ("MAN", "NG313F Delfos Venus", "ART", "2004"),
>= 350 and <= 355 => ("MAN", "NL263F Luxor II", "RIG", "2004"),
// 2005
>= 356 and <= 359 => ("MAN", "NL263F Luxor II", "RIG", "2005"),
>= 360 and <= 362 => ("MAN", "NG313F Delfos", "ART", "2005"),
// 2007
>= 363 and <= 370 => ("MAN", "NL273F Luxor II", "RIG", "2007"),
// 2008
>= 371 and <= 377 => ("MAN", "NL273F Luxor II", "RIG", "2008"),
// 2009
>= 378 and <= 387 => ("MAN", "NL273F Luxor II", "RIG", "2009"),
// 2012
>= 388 and <= 392 => ("MAN", "NL283F Ceres", "RIG", "2012"),
>= 393 and <= 395 => ("MAN", "NG323F Ceres", "ART", "2012"),
// 2013
>= 396 and <= 403 => ("MAN", "NL283F Ceres", "RIG", "2013"),
// 2014
>= 404 and <= 407 => ("MB", "Citaro C2", "RIG", "2014"),
>= 408 and <= 411 => ("MAN", "NL283F Ceres", "RIG", "2014"),
// 2015
>= 412 and <= 414 => ("MB", "Citaro C2 G", "ART", "2015"),
>= 415 and <= 419 => ("MB", "Citaro C2", "RIG", "2015"),
// 2016
>= 420 and <= 427 => ("MB", "Citaro C2", "RIG", "2016"),
// 2024
428 => ("MAN", "Lion's City 12 E", "RIG", "2024"),
// 2025
429 => ("MAN", "Lion's City 18", "RIG", "2025"),
>= 430 and <= 432 => ("MAN", "Lion's City 12", "RIG", "2025"),
_ => null
};
}
}
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