61 lines
1.4 KiB
TypeScript
61 lines
1.4 KiB
TypeScript
import fs from 'fs'
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import { join } from 'path'
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import { promisify } from 'util'
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import {
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PAGES_MANIFEST,
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SERVER_DIRECTORY,
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SERVERLESS_DIRECTORY,
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} from '../lib/constants'
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import { normalizePagePath } from './normalize-page-path'
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const readFile = promisify(fs.readFile)
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export function pageNotFoundError(page: string): Error {
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const err: any = new Error(`Cannot find module for page: ${page}`)
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err.code = 'ENOENT'
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return err
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}
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export function getPagePath(
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page: string,
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distDir: string,
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serverless: boolean,
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dev?: boolean
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): string {
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const serverBuildPath = join(
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distDir,
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serverless && !dev ? SERVERLESS_DIRECTORY : SERVER_DIRECTORY
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)
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const pagesManifest = require(join(serverBuildPath, PAGES_MANIFEST))
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try {
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page = normalizePagePath(page)
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page = page === '/' ? '/index' : page
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} catch (err) {
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// tslint:disable-next-line
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console.error(err)
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throw pageNotFoundError(page)
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}
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if (!pagesManifest[page]) {
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const cleanedPage = page.replace(/\/index$/, '') || '/'
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if (!pagesManifest[cleanedPage]) {
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throw pageNotFoundError(page)
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} else {
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page = cleanedPage
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}
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}
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return join(serverBuildPath, pagesManifest[page])
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}
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export function requirePage(
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page: string,
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distDir: string,
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serverless: boolean
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): any {
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const pagePath = getPagePath(page, distDir, serverless)
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if (pagePath.endsWith('.html')) {
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return readFile(pagePath, 'utf8')
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}
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return require(pagePath)
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}
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