private static void InsertDataFromFileToDb(string fileName) { string[] lines = File.ReadAllLines(fileName); var repo = new LocalizationPointRepository(); foreach (string line in lines) { string[] splitted = line.Split(",", StringSplitOptions.None); if (splitted.Count() >= 9 && double.TryParse(splitted[0], NumberStyles.Number, CultureInfo.InvariantCulture, out double longitude) && double.TryParse(splitted[1], NumberStyles.Number, CultureInfo.InvariantCulture, out double latitude)) { var localizationPoint = new LocalizationPointDto() { Point = new Point(new Position(latitude, longitude)), Number = splitted[2], Street = splitted[3], City = splitted[5], District = splitted[6], Region = splitted[7], PostalCode = splitted[8], StaticScore = 0, InnerDistance = 0, InnerTime = 0 }; repo.Add(localizationPoint); } } repo.SaveChanges(); }
private static void InsertAggregatedPointsToDb() { var repo = new LocalizationPointRepository(); List <LocalizationPointDto> points = repo.GetWithoutAggregated(); var mappedPointsIds = new HashSet <long>(); foreach (LocalizationPointDto dbPoint in points) { if (dbPoint.ParentPointId != null || dbPoint.StaticScore != 0 || mappedPointsIds.Contains(dbPoint.PointId.Value)) { continue; } Polygon isochrone = MapboxAPIHelper.GetIsochroneAsPolygon((Position)dbPoint.Point.Coordinates, 15); SqlGeography isochroneSqlGeography = isochrone.ToSqlGeography().MakeValid(); isochroneSqlGeography = GetCorrectlyOrientedGeography(isochroneSqlGeography); // take points that are not parent or child points in aggregation var pointsWithoutParentPoint = points.Where(i => i.ParentPointId == null && i.StaticScore == 0 && !mappedPointsIds.Contains(i.PointId.Value)).ToList(); var pointsInsideIsochrone = pointsWithoutParentPoint.Where(i => (bool)isochroneSqlGeography.STContains(i.Point.ToSqlGeography())).ToList(); if (pointsInsideIsochrone.Count > 1) { Position[] positionsInsideIsochrone = pointsInsideIsochrone.Where(x => x.PointId != dbPoint.PointId).Select(x => (Position)x.Point.Coordinates).ToArray(); TravelTimesMatrixModel travelTimesMatrixModel = OsrmAPIHelper.GetTravelTimesMatrix((Position)dbPoint.Point.Coordinates, positionsInsideIsochrone); var durationsList = travelTimesMatrixModel.durations != null ? travelTimesMatrixModel.durations[0].ToList() : new List <float>(); var durationsListSortedWithIndexes = durationsList.Select((x, index) => new KeyValuePair <int, float>(index, x)).OrderBy(x => x.Value).ToList(); // get route that innerdistance and time is no longer than 30min and x? km double maxInnerDistance = 30 * 1000; double maxInnerTime = 15 * 60; List <long?> pointIds = GetRouteMeetingConditionsAndPointIds(durationsListSortedWithIndexes.Select(x => x.Key).ToList(), pointsInsideIsochrone, maxInnerDistance, maxInnerTime, out RouteModel resultRoute); if (pointIds != null) { pointsInsideIsochrone.ForEach(i => mappedPointsIds.Add(i.PointId.Value)); // Create aggregated point LocalizationPointDto aggregatedPoint = GetAggregatedPoint(pointIds, pointsWithoutParentPoint, resultRoute.Distance, resultRoute.Time); LocalizationPointDto addedPoint = repo.Add(aggregatedPoint); // Update parentId for child points List <LocalizationPointDto> updatedPoints = GetUpdatedChildPointsWithParentId(pointIds, points, addedPoint.PointId); foreach (LocalizationPointDto point in updatedPoints) { repo.Update(point); } } } } }