chakra-ui/apps/www/app/blog/[slug]/page.tsx

import { blogs } from "@/.velite"
import { MDXContent } from "@/components/mdx-content"
import { formatBlogDate, getBlogAuthor } from "@/lib/blog"
import {
  Avatar,
  Badge,
  Container,
  HStack,
  Heading,
  Span,
  Stack,
  Text,
} from "@chakra-ui/react"
import { Metadata } from "next"
import Link from "next/link"
import { notFound } from "next/navigation"

interface PageContext {
  params: Promise<{ slug: string[] }>
}

export const generateStaticParams = async () => {
  return blogs.map((blog) => ({ slug: blog.slug.replace("blog/", "") }))
}

export const generateMetadata = async (ctx: PageContext): Promise<Metadata> => {
  const params = await ctx.params
  const blog = blogs.find((blog) => blog.slug === `blog/${params.slug}`)
  return {
    title: blog?.title,
    description: blog?.description,
    openGraph: {
      images: `/og?title=${blog?.title}&category=${blog?.type}`,
    },
  }
}

export default async function BlogPostPage(props: PageContext) {
  const params = await props.params
  const blog = blogs.find((blog) => blog.slug === `blog/${params.slug}`)
  if (!blog) return notFound()

  return (
    <Container flex="1" pb="20" maxW="5xl">
      <Stack py="8" gap="6" mb="6">
        <HStack>
          <Badge
            variant="subtle"
            textTransform="capitalize"
            size="lg"
            colorPalette="teal"
          >
            {blog.type}
          </Badge>
          <Span color="fg.muted">·</Span>
          <Text fontSize="sm" color="fg.muted">
            {formatBlogDate(blog.publishedAt)}
          </Text>
        </HStack>
        <Heading size="4xl">{blog.title}</Heading>
        <HStack gap="8" mt="4">
          {blog.authors.map((authorId) => {
            const author = getBlogAuthor(authorId)
            return (
              <HStack key={author.name} gap="2">
                <Avatar.Root>
                  <Avatar.Image src={author.image} />
                  <Avatar.Fallback name={author.name} />
                </Avatar.Root>
                <Stack gap="0" fontSize="sm">
                  <Text fontWeight="medium">{author.name}</Text>
                  <Link href={author.x.url}>
                    <Text color="fg.muted" textStyle="xs">
                      {author.x.username}
                    </Text>
                  </Link>
                </Stack>
              </HStack>
            )
          })}
        </HStack>
      </Stack>
      <MDXContent code={blog.content} />
    </Container>
  )
}