[site-reviews] Set form rating value from an URL parameter

/**
 * Set the form rating value from an URL parameter (?overall_rating=)
 * Example: https://domain.com?overall_rating=4
 * @param array $fields
 * @return array
 */
add_filter('site-reviews/config/forms/review-form', function ($fields) {
    if (isset($fields['rating'])) {
        $rating = intval(filter_input(INPUT_GET, 'overall_rating'));
        $rating = max(0, $rating);
        if ($rating > 5) {
            $rating = 5;
        }
        $fields['rating']['value'] = $rating;
    }
    return $fields;
});