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module.ts
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import { resolve } from 'path'
import { fileURLToPath } from 'url'
import { defineNuxtModule, addPlugin, addComponentsDir, addServerHandler, addImportsDir, useLogger, isNuxt2 } from '@nuxt/kit'
import { defu } from 'defu'
import { createPageGenerateHook, createGenerateDoneHook } from './hooks'
import type { CrawlerPage, CrawlerHooks, CrawlerOptions } from './hooks'
import { InstantSearchThemes, type ModuleBaseOptions } from './types'
import { resolveModulePath } from 'exsolve'
const MODULE_NAME = '@nuxtjs/algolia'
const logger = useLogger(MODULE_NAME)
function throwError (message: string) {
throw new Error(`\`[${MODULE_NAME}]\` ${message}`)
}
export interface ModuleOptions extends ModuleBaseOptions {
crawler?: CrawlerOptions
};
export interface ModuleHooks extends CrawlerHooks {}
export * from './types'
export default defineNuxtModule<ModuleOptions>({
meta: {
name: '@nuxtjs/algolia',
configKey: 'algolia',
compatibility: {
nuxt: '>=3.0.0-rc.9 || ^2.16.0',
bridge: true
}
},
defaults: {
applicationId: process.env.ALGOLIA_APPLICATION_ID || '',
apiKey: process.env.ALGOLIA_API_KEY || '',
globalIndex: '',
lite: true,
cache: false,
instantSearch: false,
docSearch: {},
useFetch: false,
crawler: {
apiKey: '',
indexName: '',
include: () => true,
meta: ['title', 'description']
}
},
setup (options, nuxt) {
const runtimeDir = fileURLToPath(new URL('./runtime', import.meta.url))
nuxt.options.build.transpile.push(runtimeDir)
const notRunningInPrepareScript = !nuxt.options._prepare
if (notRunningInPrepareScript && (!options.apiKey || !options.applicationId)) {
console.warn('Missing `apiKey` or `applicationId` in `nuxt.config.js`')
return
}
if (options.crawler!.apiKey || options.crawler!.indexName) {
if (!options.crawler!.apiKey && notRunningInPrepareScript) {
throwError('Missing `crawler.apiKey`')
}
if (!options.crawler!.indexName && notRunningInPrepareScript) {
throwError('Missing `crawler.indexName`')
}
const pages: CrawlerPage[] = []
const pageGenerator = createPageGenerateHook(nuxt, options, pages)
const doneGenerator = createGenerateDoneHook(nuxt, options, pages)
if (isNuxt2(nuxt)) {
nuxt.addHooks({
// Nuxt 2 only hook
'generate:page': createPageGenerateHook(nuxt, options, pages),
'generate:done': createGenerateDoneHook(nuxt, options, pages)
})
} else {
nuxt.hooks.hookOnce('nitro:init', (nitro) => {
nitro.hooks.hookOnce('prerender:routes', () => {
nitro.hooks.hook('prerender:route', async ({ route, contents }) => {
await pageGenerator(contents, route)
})
nitro.hooks.hookOnce('close', async () => {
await doneGenerator()
})
})
})
}
}
if (Object.keys(options.docSearch!).length) {
addComponentsDir({
path: resolve(runtimeDir, 'components'),
pathPrefix: false,
prefix: '',
// @ts-ignore
level: 999,
global: true
})
}
if (isNuxt2() && !nuxt?.options?.runtimeConfig?.public?.algolia) {
// Nuxt 2
// @ts-ignore
nuxt.options.publicRuntimeConfig.algolia = defu(nuxt.options.publicRuntimeConfig.algolia, {
apiKey: options.apiKey,
applicationId: options.applicationId,
lite: options.lite,
instantSearch: options.instantSearch,
docSearch: options.docSearch,
recommend: options.recommend,
globalIndex: options.globalIndex,
useFetch: options.useFetch
})
}
// Nuxt 3
// Workaround for rc.14 only
nuxt.options.runtimeConfig.public = nuxt.options.runtimeConfig.public || {}
// @ts-ignore
nuxt.options.runtimeConfig.public.algolia = defu(nuxt.options.runtimeConfig.algolia, {
apiKey: options.apiKey,
applicationId: options.applicationId,
lite: options.lite,
cache: options.cache,
instantSearch: options.instantSearch,
docSearch: options.docSearch,
recommend: options.recommend,
globalIndex: options.globalIndex,
useFetch: options.useFetch
})
if (options.instantSearch) {
nuxt.options.build.transpile.push('vue-instantsearch/vue3')
if (typeof options.instantSearch === 'object') {
const { theme } = options.instantSearch
if (theme) {
if (theme in InstantSearchThemes) {
nuxt.options.css.push(`instantsearch.css/themes/${theme}.css`)
} else {
logger.error('Invalid theme:', theme)
}
}
}
}
// Polyfilling server packages for SSR support
nuxt.hook('vite:extendConfig', (config, { isClient }) => {
if (isClient) {
(config as any).resolve.alias['@algolia/requester-node-http'] = resolveModulePath('mocked-exports/empty', { from: import.meta.url })
}
})
addPlugin(resolve(runtimeDir, 'plugin'))
addImportsDir(resolve(runtimeDir, 'composables'))
if (options?.indexer && Object.keys(options?.indexer).length) {
const cmsProvider = Object.keys(options.indexer)[0]
nuxt.options.runtimeConfig.algoliaIndexer = defu(nuxt.options.runtimeConfig.algoliaIndexer, {
// @ts-ignore
[cmsProvider]: options.indexer[cmsProvider]
})
addServerHandler({
route: '/api/indexer',
handler: resolve(runtimeDir, `server/api/${cmsProvider}`)
})
}
}
})