app/blog/[...slug]/page.tsx

@@ -4,7 +4,7 @@ import 'katex/dist/katex.css'
 import PageTitle from '@/components/PageTitle'
 import { components } from '@/components/MDXComponents'
 import { MDXLayoutRenderer } from 'pliny/mdx-components'
-import { sortPosts, coreContent } from 'pliny/utils/contentlayer'
+import { sortPosts, coreContent, allCoreContent } from 'pliny/utils/contentlayer'
 import { allBlogs, allAuthors } from 'contentlayer/generated'
 import type { Authors, Blog } from 'contentlayer/generated'
 import PostSimple from '@/layouts/PostSimple'
@@ -13,7 +13,6 @@ import PostBanner from '@/layouts/PostBanner'
 import { Metadata } from 'next'
 import siteMetadata from '@/data/siteMetadata'
 
-const isProduction = process.env.NODE_ENV === 'production'
 const defaultLayout = 'PostLayout'
 const layouts = {
   PostSimple,
@@ -82,11 +81,25 @@ export const generateStaticParams = async () => {
 
 export default async function Page({ params }: { params: { slug: string[] } }) {
   const slug = decodeURI(params.slug.join('/'))
-  const sortedPosts = sortPosts(allBlogs) as Blog[]
+  // Filter out drafts in production
-  const postIndex = sortedPosts.findIndex((p) => p.slug === slug)
+  const sortedCoreContents = allCoreContent(sortPosts(allBlogs))
-  const prev = coreContent(sortedPosts[postIndex + 1])
+  const postIndex = sortedCoreContents.findIndex((p) => p.slug === slug)
-  const next = coreContent(sortedPosts[postIndex - 1])
+  if (postIndex === -1) {
-  const post = sortedPosts.find((p) => p.slug === slug) as Blog
+    return (
+      <div className="mt-24 text-center">
+        <PageTitle>
+          Under Construction{' '}
+          <span role="img" aria-label="roadwork sign">
+            🚧
+          </span>
+        </PageTitle>
+      </div>
+    )
+  }
+
+  const prev = sortedCoreContents[postIndex + 1]
+  const next = sortedCoreContents[postIndex - 1]
+  const post = allBlogs.find((p) => p.slug === slug) as Blog
   const authorList = post?.authors || ['default']
   const authorDetails = authorList.map((author) => {
     const authorResults = allAuthors.find((p) => p.slug === author)
@@ -104,17 +117,6 @@ export default async function Page({ params }: { params: { slug: string[] } }) {
   const Layout = layouts[post.layout || defaultLayout]
 
   return (
-    <>
-      {isProduction && post && 'draft' in post && post.draft === true ? (
-        <div className="mt-24 text-center">
-          <PageTitle>
-            Under Construction{' '}
-            <span role="img" aria-label="roadwork sign">
-              🚧
-            </span>
-          </PageTitle>
-        </div>
-      ) : (
     <>
       <script
         type="application/ld+json"
@@ -124,7 +126,5 @@ export default async function Page({ params }: { params: { slug: string[] } }) {
         <MDXLayoutRenderer code={post.body.code} components={components} toc={post.toc} />
       </Layout>
     </>
-      )}
-    </>
   )
 }