liff script

liff.init({'liffId':'1429440178-lwY6XWYD'}).then(()=>{})

liff

lui vendor

lui navigation bar

lui navigation back

lui navigation bar spacer

(() => {
  const LYP_FIRST_PATH_KEY = 'LYP_FIRST_PATH_KEY'
  const hasPreviousPage = window.history.length !== 1;

  if (!hasPreviousPage) {
    sessionStorage.setItem(LYP_FIRST_PATH_KEY, window.location.pathname);
  }

  const storedFirstPagePath = sessionStorage.getItem(LYP_FIRST_PATH_KEY);
  const isFirstPage = storedFirstPagePath === window.location.pathname;

  const isShowBackButton = hasPreviousPage && !isFirstPage;

  if (isShowBackButton) {
    const luiNavigationBack = document.querySelector('lui-navigation-back');

    luiNavigationBack.style.display = 'block'
  }
})();