const bannerDisconnectHandler = {
  _overlayEnabled: true,
  trigger: function(event) {
    if (window.modifiedHandler) {
      modifiedHandler(false);
    }
    if (!bannerDisconnectHandler._overlayEnabled) {
      return;
    }
    $('#sdo-disconnected-dialog').show();
    $('#sdo-overlay').show();
  },
  disableOverlay: function() {
    bannerDisconnectHandler._overlayEnabled = false;
  },
  enableOverlay: function() {
    bannerDisconnectHandler._overlayEnabled = true;
  }
};
$(function() {
  $(document).on('shiny:disconnected', bannerDisconnectHandler.trigger);
});