onRequest method

  1. @override
void onRequest(
  1. RequestOptions options,
  2. RequestInterceptorHandler handler
)

Called when the request is about to be sent.

Implementation

@override
void onRequest(RequestOptions options, RequestInterceptorHandler handler) {
  options.queryParameters.addAll({
    'alternatives': true,
    'geometries': 'polyline6',
    'overview': 'simplified',
    'steps': true,
    'language': Environment.language,
    'access_token': Environment.mapboxApiKey,
  });
  super.onRequest(options, handler);
}