fix

example/source/_posts/computer-science/note/theme-shoka-doc.md

@@ -161,6 +161,25 @@ autoprefixer:
 
 缺少这个插件，首页卡片翻转效果在部分浏览器中无法正确显示。
 
+## algolia配置建议
+
+```yml
+algolia:
+  appId: #Your appId
+  apiKey: #Your apiKey
+  adminApiKey: #Your adminApiKey
+  chunkSize: 5000
+  indexName: #"shoka"
+  fields:
+    - categories
+    - content:strip:truncate,0,2000
+    - gallery
+    - path
+    - photos
+    - tags
+    - title
+```
+
 ## feed配置建议
 
 ```yml

source/js/_app/page.js

@@ -407,8 +407,8 @@ const algoliaSearch = function(pjax) {
       container: '#search-hits',
       templates: {
         item: function(data) {
-          var cats = data.categories.join('<i class="ic i-angle-right"></i>')
-          return '<a href="' + CONFIG.root + data.path +'"><span>'+cats+'</span>'+data._highlightResult.title.value+'</a>';
+          var cats = data.categories ? '<span>'+data.categories.join('<i class="ic i-angle-right"></i>')+'</span>' : '';
+          return '<a href="' + CONFIG.root + data.path +'">'+cats+data._highlightResult.title.value+'</a>';
         },
         empty: function(data) {
           return '<div id="hits-empty">'+