getInitialUrlQueryParameters method
Gets the URL Parameters that will be used for the login page.
Implementation
@override
Future<Map<String, dynamic>> getInitialUrlQueryParameters() async {
var map = await super.getInitialUrlQueryParameters();
map["access_type"] = "offline";
map["client_id"] = GoogleApi.getGoogleClientId(clientId!);
map["redirect_uri"] = getRedirectUrl();
return map;
}