first commit

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 }
+}