/**
 * Register a new wildcard route that returns a view if it exists.
 *
 * @param  string  $path
 * @param  string  $viewDirectory
 * @param  array  $data
 * @return \Illuminate\Routing\Route
 */
\Route::macro('viewDir', function ($path, $viewDirectory = null, $data = []) {
    $pathWithSegments = trim($path, '/') . '/{page?}';
    $originalPath = $path;
    return $this->get($pathWithSegments, function ($path = '') use ($originalPath, $viewDirectory, $data) {
        if (is_null($viewDirectory)) {
            $viewDirectory = $originalPath;
        }
        $viewPath = "{$viewDirectory}.{$path}";
        if (view()->exists($viewPath)) {
            return view($viewPath)->with($data);
        }
        if (view()->exists($viewPath . '.index')) {
            return view($viewPath . '.index')->with($data);
        }
        abort(404);
    })->where('page', '.*');
});