OpenAuth_server/views/shared/inputs.js

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         function checkState() {
            if (e.value !== "") {
               if (e.classList.contains("used")) return;
               e.classList.add("used");
            } else {
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         e.addEventListener("change", () => checkState());
         checkState();
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      run();
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   mutationObserver.observe(document.documentElement, {
      attributes: false,
      characterData: false,
      childList: true,
      subtree: true,
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   window.Mutt;
   window.addEventListener("DOMNodeInserted", () => run());
})();