fix: 文章頁分頁不顯示的 bug

improvement: 優化部分插件導致文章頁分頁樣式錯亂的 bug

scripts/filters/random_cover.js

@@ -29,7 +29,6 @@ hexo.extend.generator.register('post', locals => {
       previousIndexes.shift()
     }
 
-    console.log(defaultCover[index])
     return defaultCover[index]
   }
 
@@ -64,9 +63,20 @@ hexo.extend.generator.register('post', locals => {
     return data
   }
 
-  return locals.posts.sort('date').map(post => ({
-    data: handleImg(post),
-    layout: 'post',
-    path: post.path
-  }))
+  // https://github.com/hexojs/hexo/blob/master/lib%2Fplugins%2Fgenerator%2Fpost.ts
+  const posts = locals.posts.sort('date').toArray()
+  const { length } = posts
+
+  return posts.map((post, i) => {
+    if (i) post.prev = posts[i - 1]
+    if (i < length - 1) post.next = posts[i + 1]
+
+    post.__post = true
+
+    return {
+      data: handleImg(post),
+      layout: 'post',
+      path: post.path
+    }
+  })
 })