(function () {
  function getOrCreate(modalElement) {
    if (!modalElement || !window.bootstrap || !window.bootstrap.Modal) {
      return null;
    }
    return window.bootstrap.Modal.getOrCreateInstance(modalElement);
  }

  function show(modalElement) {
    var modal = getOrCreate(modalElement);
    if (modal) {
      modal.show();
      return true;
    }
    return false;
  }

  function hide(modalElement) {
    var modal = getOrCreate(modalElement);
    if (modal) {
      modal.hide();
      return true;
    }
    return false;
  }

  window.pulseModal = {
    getOrCreate: getOrCreate,
    show: show,
    hide: hide
  };
}());