logout method

void logout()

Redirects the browser to the logout URI.

Implementation

void logout() async {
  var c = await credential;
  if (c == null) return;
  var uri = c.generateLogoutUrl(
      redirectUri: Uri.parse(window.location.href).removeFragment());
  if (uri != null) {
    window.location.href = uri.toString();
  }
}