Fix lunr search (#1430)

scripts/helpers.js

@@ -133,19 +133,9 @@ hexo.extend.helper.register('lunr_index', data => {
     this.field('name', {boost: 10});
     this.field('tags', {boost: 50});
     this.field('description');
-    this.ref('id');
-
-    data.concat().sort((a, b) => {
-      if (a.name > b.name) {
-        return 1;
-      } else if (b.name > a.name) {
-        return -1;
-      }
-      return 0;
-    }).forEach((item, i) => {
-      const object = Object.assign({}, { id: i }, item);
-      this.add(object);
-    });
+    this.ref('name');
+
+    data.forEach(this.add, this);
   });
 
   return JSON.stringify(index);

themes/navy/layout/partial/plugin.swig

@@ -1,9 +1,9 @@
-<li class="plugin on">
+<li class="plugin on" id="{{ plugin.name }}">
   <a href="{{ plugin.link }}" class="plugin-name" target="_blank">{{ plugin.name }}</a>
   <p class="plugin-desc">{{ plugin.description }}</p>
   <div class="plugin-tag-list">
     {% for tag in plugin.tags %}
       <a href="#{{ tag }}" class="plugin-tag">{{ tag }}</a>
     {% endfor %}
   </div>
-</li>
+</li>

themes/navy/layout/partial/theme.swig

@@ -1,4 +1,4 @@
-<li class="plugin on">
+<li class="plugin on" id="{{ plugin.name }}">
   <div class="plugin-screenshot">
     <noscript>
       <img src="{{ url_for('themes/screenshots/' + plugin.name + '.png') }}" class="plugin-screenshot-img" alt="{{ plugin.name }}">
@@ -15,4 +15,4 @@
       <a href="#{{ tag }}" class="plugin-tag">{{ tag }}</a>
     {% endfor %}
   </div>
-</li>
+</li>

themes/navy/source/js/plugins.js

@@ -39,7 +39,7 @@
     }
 
     for (i = 0; i < elementLen; i++) {
-      if (selected[i]) {
+      if (selected[elements[i].id]) {
         addClass(elements[i], 'on');
       } else {
         removeClass(elements[i], 'on');