httpRouteHandler function

RouteData? httpRouteHandler(
  1. HttpRequest req
)

Implementation

RouteData? httpRouteHandler(HttpRequest req) {
  RouteData? route = _getMatchRoute(
    req.uri.path,
    req.method,
    req.headers.value(HttpHeaders.hostHeader),
  );

  if (route == null) {
    /// answer preflight OPTIONS with 204 and cors headers.
    /// use cors setting of the route the browser is asking about.
    if (req.method == HttpRequestMethod.OPTIONS.name) {
      RouteData? target = _getMatchRoute(
        req.uri.path,
        req.headers.value('access-control-request-method') ?? '',
        req.headers.value(HttpHeaders.hostHeader),
      );
      httpCorsHandler(target?.corsEnabled, req);
      req.response.statusCode = HttpStatus.noContent;
      responseDataHandler(null, req);
    } else {
      req.response.statusCode = HttpStatus.notFound;
      responseDataHandler('${req.method} ${req.uri.path} not found', req);
    }
  }
  return route;
}