From 59c2224f717b449b1bf29ec66314cee37d335bf1 Mon Sep 17 00:00:00 2001
From: tangly1024 <tlyong1992@hotmail.com>
Date: Tue, 18 Jan 2022 16:28:01 +0800
Subject: [PATCH] =?UTF-8?q?=E7=A4=BA=E4=BE=8B=E6=96=87=E7=AB=A0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 pages/article/[slug].js              | 12 ++++++------
 themes/NEXT/components/BlogAround.js |  8 ++++----
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/pages/article/[slug].js b/pages/article/[slug].js
index e8ac532d..7903994f 100644
--- a/pages/article/[slug].js
+++ b/pages/article/[slug].js
@@ -13,7 +13,7 @@ const Slug = (props) => {
   if (!props.post) {
     return <Custom404 />
   }
-  return <LayoutSlug {...props}/>
+  return <LayoutSlug {...props} />
 }
 
 export async function getStaticPaths () {
@@ -45,10 +45,10 @@ export async function getStaticProps ({ params: { slug } }) {
 
   post.blockMap = await getPostBlocks(post.id, 'slug')
 
-  // 上一篇、下一篇文章关联
-  const index = allPosts.indexOf(post)
-  const prev = allPosts.slice(index - 1, index)[0] ?? allPosts.slice(-1)[0]
-  const next = allPosts.slice(index + 1, index + 2)[0] ?? allPosts[0]
+  const posts = allPosts.filter(post => post?.type?.[0] === 'Post')
+  const index = posts.indexOf(post)
+  const prev = posts.slice(index - 1, index)[0] ?? posts.slice(-1)[0]
+  const next = posts.slice(index + 1, index + 2)[0] ?? posts[0]
 
   const recommendPosts = getRecommendPost(post, allPosts)
 
@@ -80,7 +80,7 @@ function getRecommendPost (post, allPosts, count = 5) {
   if (post.tags && post.tags.length) {
     const currentTag = post.tags[0]
     filteredPosts = filteredPosts.filter(
-      p => p && p.tags && p.tags.includes(currentTag) && p.slug !== post.slug
+      p => p && p.tags && p.tags.includes(currentTag) && p.slug !== post.slug && p.type === 'post'
     )
   }
   shuffleSort(filteredPosts)
diff --git a/themes/NEXT/components/BlogAround.js b/themes/NEXT/components/BlogAround.js
index 96f2a504..f69d4d78 100644
--- a/themes/NEXT/components/BlogAround.js
+++ b/themes/NEXT/components/BlogAround.js
@@ -12,15 +12,15 @@ export default function BlogAround ({ prev, next }) {
     return <></>
   }
   return <section className='text-gray-800 border-t dark:text-gray-300 flex flex-wrap lg:flex-nowrap lg:space-x-10 justify-between py-2'>
-    <Link href={`/article/${prev.slug}`} passHref>
+    {prev && <Link href={`/article/${prev.slug}`} passHref>
       <a className='text-sm py-3 text-gray-400 hover:underline cursor-pointer'>
         <FontAwesomeIcon icon={faAngleDoubleLeft} className='mr-1' />{prev.title}
       </a>
-    </Link>
-    <Link href={`/article/${next.slug}`} passHref>
+    </Link>}
+    {next && <Link href={`/article/${next.slug}`} passHref>
       <a className='text-sm flex py-3 text-gray-400 hover:underline cursor-pointer'>{next.title}
         <FontAwesomeIcon icon={faAngleDoubleRight} className='ml-1 my-1' />
       </a>
-    </Link>
+    </Link>}
   </section>
 }