import 'dart:html' as html;

String currentBrowserHref() => html.window.location.href;

/// Removes `payload` from the query string so a failed SSO return does not
/// re-trigger handling when [GoRouter] rebuilds `/login`.
void stripPayloadParamFromBrowserUrl() {
  final u = Uri.parse(html.window.location.href);
  if (!u.queryParameters.containsKey('payload')) return;
  final m = Map<String, String>.from(u.queryParameters);
  m.remove('payload');
  final clean = Uri(
    scheme: u.scheme,
    userInfo: u.userInfo.isEmpty ? null : u.userInfo,
    host: u.host.isEmpty ? null : u.host,
    port: u.hasPort ? u.port : null,
    path: u.path,
    queryParameters: m.isEmpty ? null : m,
    fragment: u.fragment,
  );
  html.window.history.replaceState(null, '', clean.toString());
}