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overleaf/services/web/frontend/js/features/algolia-search/search-wiki.js

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import _ from 'lodash'
import AlgoliaSearch from 'algoliasearch'
import getMeta from '../../utils/meta'
let wikiIdx
export async function searchWiki(...args) {
if (!wikiIdx) {
const algoliaConfig = getMeta('ol-algolia')
const wikiIndex = _.get(algoliaConfig, 'indexes.wiki')
if (wikiIndex) {
const client = AlgoliaSearch(algoliaConfig.appId, algoliaConfig.apiKey)
wikiIdx = client.initIndex(wikiIndex)
}
}
if (!wikiIdx) {
return { hits: [], nbHits: 0, nbPages: 0 }
}
return wikiIdx.search(...args)
}
export function formatWikiHit(hit) {
const pageUnderscored = hit.pageName.replace(/\s/g, '_')
const pageSlug = encodeURIComponent(pageUnderscored)
const pagePath = hit.kb ? 'how-to' : 'latex'
let pageAnchor = ''
const rawPageName = hit._highlightResult.pageName.value
const sectionName = hit.sectionName
let pageName = rawPageName
if (sectionName) {
pageAnchor = `#${sectionName.replace(/\s/g, '_')}`
pageName += ' - ' + sectionName
}
const body = hit._highlightResult.content.value
const content = body
.split('\n')
.filter(line => line.includes('<em>') && !line.includes('[edit]'))
.join('\n...\n')
const url = `/learn/${pagePath}/${pageSlug}${pageAnchor}`
return { url, pageName, rawPageName, sectionName, content }
}