mirror of
https://github.com/d0zingcat/NotionNext.git
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94 lines
3.2 KiB
JavaScript
94 lines
3.2 KiB
JavaScript
import BLOG from '@/blog.config'
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import Link from 'next/link'
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import { useRouter } from 'next/router'
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import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
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import { faAngleLeft, faAngleRight } from '@fortawesome/free-solid-svg-icons'
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/**
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* 数字翻页插件
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* @param page 当前页码
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* @param showNext 是否有下一页
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* @returns {JSX.Element}
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* @constructor
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*/
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const PaginationNumber = ({ page, showNext, totalPage }) => {
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const router = useRouter()
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const currentPage = +page
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const pages = generatePages(page, currentPage, totalPage)
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return (
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<div className='my-5 flex justify-center items-end font-medium text-black hover:shadow-xl duration-500 bg-white dark:bg-gray-700 dark:text-gray-300 py-3 shadow space-x-2'>
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{/* 上一页 */}
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<Link
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href={ {
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pathname: (currentPage - 1 === 1 ? `${BLOG.path || '/'}` : `/page/${currentPage - 1}`), query: router.query.s ? { s: router.query.s } : {}
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} } passHref >
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<div
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rel='prev'
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className={`${currentPage === 1 ? 'invisible' : 'block'} border-white dark:border-gray-700 hover:border-gray-400 dark:hover:border-gray-400 w-6 text-center cursor-pointer duration-200 hover:font-bold`}
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>
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<FontAwesomeIcon icon={faAngleLeft}/>
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</div>
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</Link>
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{pages}
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{/* 下一页 */}
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<Link href={ { pathname: `/page/${currentPage + 1}`, query: router.query.s ? { s: router.query.s } : {} } } passHref>
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<div
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rel='next'
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className={`${+showNext ? 'block' : 'invisible'} border-t-2 border-white dark:border-gray-700 hover:border-gray-400 dark:hover:border-gray-400 w-6 text-center cursor-pointer duration-500 hover:font-bold`}
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>
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<FontAwesomeIcon icon={faAngleRight}/>
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</div>
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</Link>
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</div>
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)
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}
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function getPageElement (page, currentPage) {
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return <Link href={page === 1 ? '/' : `/page/${page}`} key={page} passHref>
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<a className={(page + '' === currentPage + '' ? 'font-bold bg-gray-500 dark:bg-gray-400 text-white ' : 'border-t-2 duration-500 border-white hover:border-gray-400 ') +
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' border-white dark:border-gray-700 dark:hover:border-gray-400 cursor-pointer w-6 text-center font-light hover:font-bold'}>
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{page}
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</a>
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</Link>
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}
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function generatePages (page, currentPage, totalPage) {
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const pages = []
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const groupCount = 7 // 最多显示页签数
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if (totalPage <= groupCount) {
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for (let i = 1; i <= totalPage; i++) {
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pages.push(getPageElement(i, page))
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}
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} else {
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pages.push(getPageElement(1, page))
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const dynamicGroupCount = groupCount - 2
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let startPage = currentPage - 2
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if (startPage <= 1) {
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startPage = 2
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}
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if (startPage + dynamicGroupCount > totalPage) {
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startPage = totalPage - dynamicGroupCount
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}
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if (startPage > 2) {
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pages.push(<div key={-1}>... </div>)
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}
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for (let i = 0; i < dynamicGroupCount; i++) {
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if (startPage + i < totalPage) {
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pages.push(getPageElement(startPage + i, page))
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}
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}
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if (startPage + dynamicGroupCount < totalPage) {
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pages.push(<div key={-2}>... </div>)
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}
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pages.push(getPageElement(totalPage, page))
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}
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return pages
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}
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export default PaginationNumber
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