NotionNext/lib/notion/convertInnerUrl.js

import { idToUuid } from 'notion-utils'
import { checkStrIsNotionId, getLastPartOfUrl, isBrowser } from '../utils'

/**
 * 处理页面内连接跳转:
 * 1.若是本站域名，则在当前窗口打开、不开新窗口
 * 2.url是notion-id，转成站内文章链接
 */
export const convertInnerUrl = allPages => {
  if (isBrowser) {
    const allAnchorTags = document
      ?.getElementById('notion-article')
      ?.getElementsByTagName('a')

    if (!allAnchorTags) {
      return
    }
    const currentURL = window.location.origin + window.location.pathname
    // url替换成slug
    for (const anchorTag of allAnchorTags) {
      // 检查url
      if (anchorTag?.href) {
        // 如果url是一个Notion_id，尝试匹配成博客的文章内链
        const slug = getLastPartOfUrl(anchorTag.href)
        if (checkStrIsNotionId(slug)) {
          const slugPage = allPages?.find(page => {
            return idToUuid(slug).indexOf(page.short_id) === 0
          })
          if (slugPage) {
            anchorTag.href = slugPage?.href
          }
        }
      }
    }

    // 链接在当前页面打开
    for (const anchorTag of allAnchorTags) {
      if (anchorTag?.target === '_blank') {
        const hrefWithoutQueryHash = anchorTag.href.split('?')[0].split('#')[0]
        const hrefWithRelativeHash =
          currentURL.split('#')[0] || '' + anchorTag.href.split('#')[1] || ''
        if (
          currentURL === hrefWithoutQueryHash ||
          currentURL === hrefWithRelativeHash
        ) {
          anchorTag.target = '_self'
        }
      }
    }
  }
}