<!DOCTYPE html>
<html data-theme="light" class="has-navbar-fixed-top">
  <head 
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title></title>
    <link
      rel="stylesheet"
      href="https://cdn.jsdelivr.net/npm/bulma@1.0.0/css/bulma.min.css">
  </head>
  <body>
<nav class="navbar is-dark is-fixed-top" role="navigation" aria-label="main navigation">
      <div class="navbar-brand">
        <a class="navbar-item" href="/">
          Home
        </a>
    
      </div>
      
      <div id="navMenu" class="navbar-menu">
        <div class="navbar-start">
    
        </div>
    
        <div class="navbar-end">
              
        </div>
      </div>
    </nav>    
    <section class="section">
	          <div class="container">
        <form id="createForm" action="/create" method="post">
          <div class="field">
            <label class="label" for="inputField">Input:</label>
            <div class="control">
              <input class="input" type="text" id="inputField" name="inputField">
            </div>
          </div>
          <div class="field">
            <div class="control">
              <button class="button is-primary" type="submit">Submit</button>
            </div>
          </div>
        </form>
		  </div>
    </section>

    {% if error is defined %}
    <button class="js-modal-trigger" data-target="modal-js-example" id="modal-js">
    </button> 
    {% else %}
    <button id="modal-js">
    </button> 
    {% endif %}


    <div class="modal" id="modal-js-example">
      <div class="modal-background"></div>
      <div class="modal-card">
        <header class="modal-card-head">
          <p class="modal-card-title">Cannot add set!</p>
          <button class="delete" aria-label="close"></button>
        </header>
        <section class="modal-card-body">
          Set number does not exists: 
          <br>
          <b>{{ error }}</b>
        </section>
        <footer class="modal-card-foot">
          <div class="buttons">
            <button class="button is-primary">OK</button>
          </div>
        </footer>
      </div>
    </div>


  </body>

<script>


  document.addEventListener('DOMContentLoaded', () => {

    window.onload = function () {
document.getElementById("modal-js").click(); };

    // Functions to open and close a modal
    function openModal($el) {
      $el.classList.add('is-active');
    }
  
    function closeModal($el) {
      $el.classList.remove('is-active');
    }
  
    function closeAllModals() {
      (document.querySelectorAll('.modal') || []).forEach(($modal) => {
        closeModal($modal);
      });
    }
  
    // Add a click event on buttons to open a specific modal
    (document.querySelectorAll('.js-modal-trigger') || []).forEach(($trigger) => {
      const modal = $trigger.dataset.target;
      const $target = document.getElementById(modal);
  
      $trigger.addEventListener('click', () => {
        openModal($target);
      });
    });
  
    // Add a click event on various child elements to close the parent modal
    (document.querySelectorAll('.modal-background, .modal-close, .modal-card-head .delete, .modal-card-foot .button') || []).forEach(($close) => {
      const $target = $close.closest('.modal');
  
      $close.addEventListener('click', () => {
        closeModal($target);
      });
    });
  
    // Add a keyboard event to close all modals
    document.addEventListener('keydown', (event) => {
      if(event.key === "Escape") {
        closeAllModals();
      }
    });
  });
    </script>

</html>