import { getGlobalNotionData } from '@/lib/notion/getNotionData'
import BLOG from '@/blog.config'
import { useGlobal } from '@/lib/global'
import { useRouter } from 'next/router'
import * as ThemeMap from '@/themes'

const Search = (props) => {
  const { posts } = props
  let filteredPosts
  const searchKey = getSearchKey()
  // 静态过滤
  if (searchKey) {
    filteredPosts = posts.filter(post => {
      const tagContent = post.tags ? post.tags.join(' ') : ''
      const categoryContent = post.category ? post.category.join(' ') : ''
      const searchContent = post.title + post.summary + tagContent + categoryContent
      return searchContent.toLowerCase().includes(searchKey.toLowerCase())
    })
  } else {
    filteredPosts = posts
  }

  const { locale } = useGlobal()
  const meta = {
    title: `${searchKey || ''} | ${locale.NAV.SEARCH} | ${BLOG.TITLE}  `,
    description: BLOG.DESCRIPTION,
    type: 'website'
  }

  const { theme } = useGlobal()
  const ThemeComponents = ThemeMap[theme]

  return <ThemeComponents.LayoutSearch {...props} posts={filteredPosts} meta={meta} currentSearch={searchKey} />
}

/**
 * 浏览器前端搜索
 */
export async function getStaticProps () {
  const { allPosts, categories, tags, postCount, latestPosts, customNav } = await getGlobalNotionData({ from: 'search-props', pageType: ['Post'] })
  return {
    props: {
      posts: allPosts,
      tags,
      categories,
      postCount,
      latestPosts,
      customNav
    },
    revalidate: 1
  }
}

function getSearchKey () {
  const router = useRouter()
  if (router.query && router.query.s) {
    return router.query.s
  }
  return null
}

export default Search