151 lines
4.5 KiB
TypeScript
151 lines
4.5 KiB
TypeScript
import chalk from 'next/dist/compiled/chalk'
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import { join } from 'path'
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import { stringify } from 'querystring'
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import { API_ROUTE, DOT_NEXT_ALIAS, PAGES_DIR_ALIAS } from '../lib/constants'
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import { __ApiPreviewProps } from '../next-server/server/api-utils'
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import { isTargetLikeServerless } from '../next-server/server/config'
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import { normalizePagePath } from '../next-server/server/normalize-page-path'
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import { warn } from './output/log'
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import { ServerlessLoaderQuery } from './webpack/loaders/next-serverless-loader'
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type PagesMapping = {
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[page: string]: string
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}
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export function createPagesMapping(
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pagePaths: string[],
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extensions: string[]
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): PagesMapping {
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const previousPages: PagesMapping = {}
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const pages: PagesMapping = pagePaths.reduce(
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(result: PagesMapping, pagePath): PagesMapping => {
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let page = `${pagePath
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.replace(new RegExp(`\\.+(${extensions.join('|')})$`), '')
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.replace(/\\/g, '/')}`.replace(/\/index$/, '')
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page = page === '/index' ? '/' : page
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const pageKey = page === '' ? '/' : page
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if (pageKey in result) {
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warn(
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`Duplicate page detected. ${chalk.cyan(
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join('pages', previousPages[pageKey])
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)} and ${chalk.cyan(
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join('pages', pagePath)
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)} both resolve to ${chalk.cyan(pageKey)}.`
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)
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} else {
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previousPages[pageKey] = pagePath
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}
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result[pageKey] = join(PAGES_DIR_ALIAS, pagePath).replace(/\\/g, '/')
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return result
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},
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{}
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)
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pages['/_app'] = pages['/_app'] || 'next/dist/pages/_app'
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pages['/_error'] = pages['/_error'] || 'next/dist/pages/_error'
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pages['/_document'] = pages['/_document'] || 'next/dist/pages/_document'
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return pages
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}
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export type WebpackEntrypoints = {
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[bundle: string]: string | string[]
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}
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type Entrypoints = {
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client: WebpackEntrypoints
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server: WebpackEntrypoints
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}
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export function createEntrypoints(
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pages: PagesMapping,
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target: 'server' | 'serverless' | 'experimental-serverless-trace',
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buildId: string,
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previewMode: __ApiPreviewProps,
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config: any
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): Entrypoints {
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const client: WebpackEntrypoints = {}
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const server: WebpackEntrypoints = {}
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const hasRuntimeConfig =
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Object.keys(config.publicRuntimeConfig).length > 0 ||
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Object.keys(config.serverRuntimeConfig).length > 0
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const defaultServerlessOptions = {
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absoluteAppPath: pages['/_app'],
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absoluteDocumentPath: pages['/_document'],
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absoluteErrorPath: pages['/_error'],
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distDir: DOT_NEXT_ALIAS,
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buildId,
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assetPrefix: config.assetPrefix,
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generateEtags: config.generateEtags,
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canonicalBase: config.canonicalBase,
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basePath: config.experimental.basePath,
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runtimeConfig: hasRuntimeConfig
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? JSON.stringify({
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publicRuntimeConfig: config.publicRuntimeConfig,
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serverRuntimeConfig: config.serverRuntimeConfig,
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})
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: '',
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previewProps: JSON.stringify(previewMode),
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}
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Object.keys(pages).forEach(page => {
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const absolutePagePath = pages[page]
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const bundleFile = `${normalizePagePath(page)}.js`
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const isApiRoute = page.match(API_ROUTE)
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const bundlePath = join('static', buildId, 'pages', bundleFile)
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const isLikeServerless = isTargetLikeServerless(target)
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if (isApiRoute && isLikeServerless) {
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const serverlessLoaderOptions: ServerlessLoaderQuery = {
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page,
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absolutePagePath,
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...defaultServerlessOptions,
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}
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server[join('pages', bundleFile)] = `next-serverless-loader?${stringify(
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serverlessLoaderOptions
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)}!`
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} else if (isApiRoute || target === 'server') {
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server[bundlePath] = [absolutePagePath]
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} else if (isLikeServerless && page !== '/_app' && page !== '/_document') {
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const serverlessLoaderOptions: ServerlessLoaderQuery = {
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page,
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absolutePagePath,
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...defaultServerlessOptions,
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}
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server[join('pages', bundleFile)] = `next-serverless-loader?${stringify(
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serverlessLoaderOptions
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)}!`
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}
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if (page === '/_document') {
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return
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}
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if (!isApiRoute) {
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const pageLoader = `next-client-pages-loader?${stringify({
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page,
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absolutePagePath,
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})}!`
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// Make sure next/router is a dependency of _app or else granularChunks
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// might cause the router to not be able to load causing hydration
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// to fail
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client[bundlePath] =
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page === '/_app'
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? [pageLoader, require.resolve('../client/router')]
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: pageLoader
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}
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})
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return {
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client,
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server,
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}
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}
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