fix options loading and storing code

ext/bg/js/options.js

@@ -80,7 +80,7 @@ function updateVisibility(options) {
 }
 
 $(document).ready(() => {
-    Handlebars.partials = Handlebars.templates;
+    handlebarsRegister();
 
     optionsLoad().then(options => {
         $('#audio-playback-buttons').prop('checked', options.general.audioPlayback);
@@ -148,7 +148,7 @@ function populateDictionaries(options) {
     return instDb().getDictionaries().then(rows => {
         rows.forEach(row => {
             const dictOptions = options.dictionaries[row.title] || {enableTerms: false, enableKanji: false, priority: 0};
-            const html = Handlebars.templates['dictionary.html']({
+            const html = handlebarsRender('dictionary.html', {
                 title: row.title,
                 version: row.version,
                 revision: row.revision,

ext/bg/js/util.js

@@ -195,10 +195,24 @@ function optionsLoad() {
             resolve(0);
         }
     }).then(bytes => {
-        const storage = bytes === 0 ? chrome.storage.local : chrome.storage.sync;
+        if (bytes === 0) {
-        return new Promise((resolve, reject) => {
+            return new Promise((resolve, reject) => {
-            storage.get(null, options => resolve(optionsVersion(options)));
+                chrome.storage.local.get(null, store => {
-        });
+                    let options = {};
+                    try {
+                        options = JSON.parse(store.options);
+                    } catch (e) {
+                        // NOP
+                    }
+
+                    resolve(optionsVersion(options));
+                });
+            });
+        } else {
+            return new Promise((resolve, reject) => {
+                chrome.storage.sync.get(null, options => resolve(optionsVersion(options)));
+            });
+        }
     }).then(options => {
         if (chrome.storage.sync) {
             chrome.storage.sync.clear();
@@ -210,7 +224,7 @@ function optionsLoad() {
 
 function optionsSave(options) {
     return new Promise((resolve, reject) => {
-        chrome.storage.local.set(options, resolve);
+        chrome.storage.local.set({options: JSON.stringify(options)}, resolve);
     }).then(() => {
         instYomi().optionsSet(options);
         fgOptionsSet(options);

ext/bg/popup.html

@@ -29,9 +29,8 @@
         </p>
         <script src="/mixed/lib/jquery-3.1.1.min.js"></script>
         <script src="/mixed/lib/bootstrap-toggle/bootstrap-toggle.min.js"></script>
-        <script src="/bg/js/gecko.js"></script>
+        <script src="/mixed/lib/handlebars.min.js"></script>
         <script src="/bg/js/util.js"></script>
-        <script src="/bg/js/options.js"></script>
         <script src="/bg/js/popup.js"></script>
     </body>
 </html>