public ActionResult <Geojson> Get( float fromLat, float fromLon, float toLat, float toLon, string profileName = "pedestrian", uint maxSearch = 2500 ) { try { var coordinates = RouteBuilder.Get(fromLat, fromLon, toLat, toLon, profileName, maxSearch); if (coordinates == null || !coordinates.Any()) { return(BadRequest( "Could not calculate a route. Check that departure and arrival points are close to a road, and that the maxSearch is not too low")); } var geometry = new Geometry(coordinates); return(new Geojson(new List <Feature> { new Feature(geometry, new Properties("#000000")) })); } catch (Exception e) { return(BadRequest(e)); } }