antora-site-generator-lunr/lib/generate-site.js

An Antora's site generator that produces a Lunr index.

'use strict'

const generateIndex = require('antora-lunr')
const aggregateContent = require('@antora/content-aggregator')
const buildNavigation = require('@antora/navigation-builder')
const buildPlaybook = require('@antora/playbook-builder')
const classifyContent = require('@antora/content-classifier')
const convertDocuments = require('@antora/document-converter')
const createPageComposer = require('@antora/page-composer')
const loadUi = require('@antora/ui-loader')
const mapSite = require('@antora/site-mapper')
const produceRedirects = require('@antora/redirect-producer')
const publishSite = require('@antora/site-publisher')
const { resolveConfig: resolveAsciiDocConfig } = require('@antora/asciidoc-loader')

async function generateSite (args, env) {
  const playbook = buildPlaybook(args, env)
  const asciidocConfig = resolveAsciiDocConfig(playbook)
  const [contentCatalog, uiCatalog] = await Promise.all([
    aggregateContent(playbook).then((contentAggregate) => classifyContent(playbook, contentAggregate, asciidocConfig)),
    loadUi(playbook),
  ])
  const pages = convertDocuments(contentCatalog, asciidocConfig)
  const navigationCatalog = buildNavigation(contentCatalog, asciidocConfig)
  const composePage = createPageComposer(playbook, contentCatalog, uiCatalog, env)
  pages.forEach((page) => composePage(page, contentCatalog, navigationCatalog))
  const siteFiles = mapSite(playbook, pages).concat(produceRedirects(playbook, contentCatalog))
  const index = generateIndex(playbook, pages, contentCatalog, env)
  siteFiles.push(generateIndex.createIndexFile(index))
  if (playbook.site.url) siteFiles.push(composePage(create404Page()))
  const siteCatalog = { getFiles: () => siteFiles }
  return publishSite(playbook, [contentCatalog, uiCatalog, siteCatalog])
}

function create404Page () {
  return {
    title: 'Page Not Found',
    mediaType: 'text/html',
    src: { stem: '404' },
    out: { path: '404.html' },
    pub: { url: '/404.html', rootPath: '' },
  }
}

module.exports = generateSite