themes/nobelium/components/BlogListPage.js

import { siteConfig } from '@/lib/config'
import { useGlobal } from '@/lib/global'
import { useRouter } from 'next/router'
import Link from 'next/link'
import BlogPost from './BlogPost'

export const BlogListPage = props => {
  const { page = 1, posts, postCount } = props
  const { locale } = useGlobal()
  const router = useRouter()
  const totalPage = Math.ceil(postCount / parseInt(siteConfig('POSTS_PER_PAGE')))
  const currentPage = +page

  const showPrev = currentPage > 1
  const showNext = currentPage < totalPage && posts?.length > 0
  const pagePrefix = router.asPath.split('?')[0].replace(/\/page\/[1-9]\d*/, '').replace(/\/$/, '')

  return (
      <div className="w-full md:pr-12 my-6">

            <div id="posts-wrapper">
                {posts?.map(post => (
                   <BlogPost key={post.id} post={post}/>
                ))}
            </div>

            <div className="flex justify-between text-xs">
                <Link
                    href={{ pathname: currentPage - 1 === 1 ? `${pagePrefix}/` : `${pagePrefix}/page/${currentPage - 1}`, query: router.query.s ? { s: router.query.s } : {} }}
                    className={`${showPrev ? '  ' : ' invisible block pointer-events-none '}no-underline py-2 px-3 rounded`}>

                    <button rel="prev" className="block cursor-pointer">
                    ← {locale.PAGINATION.PREV}
                     </button>

                </Link>
                <Link
                    href={{ pathname: `${pagePrefix}/page/${currentPage + 1}`, query: router.query.s ? { s: router.query.s } : {} }}
                    className={`${showNext ? '  ' : 'invisible pointer-events-none '}  no-underline py-2 px-3 rounded`}>

                    <button rel="next" className="block cursor-pointer">
                    {locale.PAGINATION.NEXT} →
                    </button>

                </Link>
            </div>
        </div>
  )
}