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July 28, 2023 07:19
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Server pagination example
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| // page.tsx | |
| import PaginationControls from '@/components/PaginationControls' | |
| import Image from 'next/image' | |
| const data = [ | |
| 'entry 1', | |
| 'entry 2', | |
| 'entry 3', | |
| 'entry 4', | |
| 'entry 5', | |
| 'entry 6', | |
| 'entry 7', | |
| 'entry 8', | |
| 'entry 9', | |
| 'entry 10', | |
| ] | |
| export default function Home({ | |
| searchParams, | |
| }: { | |
| searchParams: { [key: string]: string | string[] | undefined } | |
| }) { | |
| const page = searchParams['page'] ?? '1' | |
| const per_page = searchParams['per_page'] ?? '5' | |
| // mocked, skipped and limited in the real app | |
| const start = (Number(page) - 1) * Number(per_page) // 0, 5, 10 ... | |
| const end = start + Number(per_page) // 5, 10, 15 ... | |
| const entries = data.slice(start, end) | |
| return ( | |
| <div className='flex flex-col gap-2 items-center'> | |
| {entries.map((entry) => ( | |
| <p key={entry}>{entry}</p> | |
| ))} | |
| <PaginationControls | |
| hasNextPage={end < data.length} | |
| hasPrevPage={start > 0} | |
| /> | |
| </div> | |
| ) | |
| } | |
| // PaginationControls.tsx | |
| 'use client' | |
| import { FC } from 'react' | |
| import { useRouter, useSearchParams } from 'next/navigation' | |
| interface PaginationControlsProps { | |
| hasNextPage: boolean | |
| hasPrevPage: boolean | |
| } | |
| const PaginationControls: FC<PaginationControlsProps> = ( | |
| { | |
| hasNextPage, | |
| hasPrevPage, | |
| } | |
| ) => { | |
| const router = useRouter() | |
| const searchParams = useSearchParams() | |
| const page = searchParams.get('page') ?? '1' | |
| const per_page = searchParams.get('per_page') ?? '5' | |
| return ( | |
| <div className='flex gap-2'> | |
| <button | |
| className='bg-blue-500 text-white p-1' | |
| disabled={!hasPrevPage} | |
| onClick={() => { | |
| router.push(`/?page=${Number(page) - 1}&per_page=${per_page}`) | |
| }}> | |
| prev page | |
| </button> | |
| <div> | |
| {page} / {Math.ceil(10 / Number(per_page))} | |
| </div> | |
| <button | |
| className='bg-blue-500 text-white p-1' | |
| disabled={!hasNextPage} | |
| onClick={() => { | |
| router.push(`/?page=${Number(page) + 1}&per_page=${per_page}`) | |
| }}> | |
| next page | |
| </button> | |
| </div> | |
| ) | |
| } | |
| export default PaginationControls |
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