Move global tools to material

assets/material/js/tools.js

@@ -1,5 +1,36 @@
 import $ from 'jquery';
 
+/* Allows inline call qr-code call */
+import jrQrcode from 'jr-qrcode'; // eslint-disable-line
+
+function supportsLocalStorage() {
+  try {
+    return 'localStorage' in window && window.localStorage !== null;
+  } catch (e) {
+    return false;
+  }
+}
+
+function savePercent(id, percent) {
+  if (!supportsLocalStorage()) { return false; }
+  localStorage[`wallabag.article.${id}.percent`] = percent;
+  return true;
+}
+
+function retrievePercent(id, resized) {
+  if (!supportsLocalStorage()) { return false; }
+
+  const bheight = $(document).height();
+  const percent = localStorage[`wallabag.article.${id}.percent`];
+  const scroll = bheight * percent;
+
+  if (!resized) {
+    $('html,body').animate({ scrollTop: scroll }, 'fast');
+  }
+
+  return true;
+}
+
 function initFilters() {
   // no display if filters not available
   if ($('div').is('#filters')) {
@@ -46,6 +77,8 @@ function initPreviewText() {
 }
 
 export {
+  savePercent,
+  retrievePercent,
   initExport,
   initFilters,
   initRandom,