GetDirections method

Implementation

@override
Future<dynamic> GetDirections(List<CoordinateRF> coordinates) async {
  Response returnResponse;
  const String journeyMode = 'driving-car';
  try {
    Map<String, String> headers = {
      "Accept-Language": "en-US",
      'Authorization': Configuration.GeoCodingSource.OSMConfig.RouteKey!,
      'Content-Type': 'application/json',
    };
    final body = jsonEncode({
      "coordinates": coordinates.map((e) => [e.lng, e.lat]).toList(),
    });
    http.Response response = await http
        .post(
            Uri.parse(
                '${Configuration.GeoCodingSource.OSMConfig.RouteUrl!}$journeyMode//geojson'),
            headers: headers,
            body: body)
        .timeout(
      const Duration(seconds: 30),
      onTimeout: () {
        throw FetchDataException('Request timeout');
      },
    );
    returnResponse = Response(
        _returnResponse(response), response.statusCode, response.headers);
  } on SocketException {
    throw FetchDataException('No Internet connection');
  }
  return returnResponse;
}