function addFlipbookStyle() {
    if (!document.getElementById('flipbookStyleSheet')) {
      const flipbookStyleSheet = document.createElement('link');
      flipbookStyleSheet.href =
        'https://katalog.buecherbaukasten.de/wp-content/plugins/dflip/assets/css/dflip.min.css?ver=2.0.65';
      flipbookStyleSheet.rel = 'stylesheet';
      flipbookStyleSheet.media = 'all';
      flipbookStyleSheet.id = 'flipbookStyleSheet';

      // Append the link element to the head section of the HTML document
      document.head.appendChild(flipbookStyleSheet);
    }
  }

  // Create script element for dflip shortcode
  function addFlipbookConfigs() {
    const dflipShortcodeScript = document.createElement('script');
    dflipShortcodeScript.type = 'application/javascript';
    dflipShortcodeScript.innerHTML = `window.option_df_44 = {
      outline: [],
      forceFit: 'true',
      autoEnableOutline: 'false',
      autoEnableThumbnail: 'false',
      overwritePDFOutline: 'false',
      direction: '1',
      pageSize: '0',
      source: 'https://katalog.buecherbaukasten.de/wp-content/uploads/2023/09/Beltz_LGB_H23.pdf',
      wpOptions: 'true',
    };
    if (window.DFLIP && window.DFLIP.parseBooks) {
      window.DFLIP.parseBooks();
    }`;

    // Append the script element to the body section of the HTML document
    document.body.appendChild(dflipShortcodeScript);
  }

  // Create script element for jQuery
  function addFlipbookJQuery() {
    if (!window.jQuery) {
      const jqueryScript = document.createElement('script');
      jqueryScript.src = 'https://code.jquery.com/jquery-3.6.4.min.js';
      // 'https://katalog.buecherbaukasten.de/wp-includes/js/jquery/jquery.min.js?ver=3.6.3';
      jqueryScript.id = 'dflip-jquery-js';

      // Append the script element to the body section of the HTML document
      document.body.appendChild(jqueryScript);
    }
  }

  function addFlipbookScript() {
    if (window.jQuery) {
      // Create script element for dflip
      const dflipScript = document.createElement('script');
      dflipScript.src =
        'https://katalog.buecherbaukasten.de/wp-content/plugins/dflip/assets/js/dflip.min.js?ver=2.0.65';
      dflipScript.id = 'dflip-script-js';

      // Append the script element to the body section of the HTML document
      document.body.appendChild(dflipScript);
    } else {
      var dflipjQeury = document.getElementById('dflip-jquery-js');
      if (dflipjQeury) {
        dflipjQeury.addEventListener('load', () => {
          // Create script element for dflip
          const dflipScript = document.createElement('script');
          dflipScript.src =
            'https://katalog.buecherbaukasten.de/wp-content/plugins/dflip/assets/js/dflip.min.js?ver=2.0.65';
          dflipScript.id = 'dflip-script-js';

          // Append the script element to the body section of the HTML document
          document.body.appendChild(dflipScript);
        });
      }
    }
  }

  function addFlipBookDiv() {
    const div = document.createElement('div');
    div.classList.add('_df_thumb');
    div.id = 'df_44';
    div.dataset.title = 'Beltz H23';
    div.setAttribute('_slug', '44');
    div.setAttribute('wpoptions', 'true');
    div.setAttribute('thumb', 'https://katalog.buecherbaukasten.de/wp-content/uploads/2023/09/Beltz_H23.png');
    div.setAttribute('thumbtype', 'bg');
    div.innerHTML = '<code>Beltz H23</code>';

    // Get the script tag element
    const scriptTag = document.currentScript;

    // Add the div before the script element
    scriptTag.parentNode.insertBefore(div, scriptTag.nextSibling);
  }

  addFlipbookStyle();
  addFlipbookConfigs();
  addFlipbookJQuery();
  addFlipbookScript();
  addFlipBookDiv();