text: /**
   * @file ext-server_moinsave.js
   *
   * @license (MIT OR GPL-2.0-or-later)
   *
   * @copyright 2010 Alexis Deveria, 2011 MoinMoin:ReimarBauer
   *  adopted for moinmoins item storage. It sends in one post png and svg data
   *  (I agree to dual license my work to additional GPLv2 or later)
   */
  import {Canvg as canvg} from 'canvg';
  
  const loadExtensionTranslation = async function (lang) {
    let translationModule;
    try {
      // eslint-disable-next-line no-unsanitized/method
      translationModule = await import(`./locale/${encodeURIComponent(lang)}.js`);
    } catch (_error) {
      // eslint-disable-next-line no-console
      console.error(`Missing translation (${lang}) - using 'en'`);
      translationModule = await import(`./locale/en.js`);
    }
    return translationModule.default;
  };
  
  export default {
    name: 'server_moinsave',
    async init ({encode64}) {
      const svgEditor = this;
      const strings = await loadExtensionTranslation(svgEditor.configObj.pref('lang'));
      const {svgCanvas} = svgEditor;
      const {$id} = svgCanvas;
      const saveSvgAction = '/+modify';
  
      // Create upload target (hidden iframe)
      //  Hiding by size instead of display to avoid FF console errors
      //    with `getBBox` in browser.js `supportsPathBBox_`)
      const iframe = document.createElement('IFRAME');
      iframe.src="data:text/html;base64,PGh0bWw+PC9odG1sPg==";
      document.body.append(iframe);
      iframe.name = "output_frame";
      iframe.contentWindow.document.title = strings.hiddenframe;
      iframe.style.cssText = "width:0;height:0;";
  
      svgEditor.setCustomHandlers({
        async save (win, data) {
          const svg = '<?xml version="1.0"?>\n' + data;
          const {pathname} = new URL(location);
          const name = pathname.replace(/\/+get\//, '');
          const svgData = encode64(svg);
          if (!$id('export_canvas')) {
            const canvas = document.createElement('canvas');
            canvas.setAttribute('id', 'export_canvas');
            canvas.style.display = 'none';
            document.body.appendChild(canvas);
          }
          const c = $id('export_canvas');
          c.style.width = svgCanvas.contentW;
          c.style.height = svgCanvas.contentH;
          await canvg(c, svg);
          const datauri = c.toDataURL('image/png');
          // const {uiStrings} = svgEditor;
          const pngData = encode64(datauri); // Brett: This encoding seems unnecessary
  
          const form = document.createElement('form');
          form.setAttribute('method', 'post');
          form.setAttribute('action', saveSvgAction + '/' + name);
          form.setAttribute('target', 'output_frame');
          // eslint-disable-next-line no-unsanitized/property
          form.innerHTML = `<input type="hidden" name="png_data" value="${pngData}">
          <input type="hidden" name="filepath" value="${svgData}">
          <input type="hidden" name="filename" value="drawing.svg">
          <input type="hidden" name="contenttype" value="application/x-svgdraw">`;
          document.body.append(form);
          form.submit();
          form.remove();
  
          // eslint-disable-next-line no-alert
          alert(strings.saved);
          top.window.location = '/' + name;
        }
      });
    }
  };
  