routes.js

// This file was added by layer0 init.
// You should commit this file to source control.
require('dotenv').config()

const { Router, CustomCacheKey } = require('@layer0/core/router')
const { nuxtRoutes } = require('@layer0/nuxt')

const homeRedirect = require('./faas/home-redirect.js')
const clearCache = require('./faas/clear-cache.js')
const sitemap = require('./faas/sitemap.js')
const feed = require('./faas/feed.js')

const isCached = process.env.CACHE === 'true'
const isPreview = process.env.IS_PREVIEW === 'true'

const pagePrerendering = [
  '/feed/uk',
  '/feed/fr',
  '/feed/it',
  '/feed/es',
  '/feed/de',
  '/feed/us',
  '/feed/au',
  '/sitemap.xml',
  '/api/products/all?lang=en&currency=GBP',
  '/api/products/all?lang=en&currency=AUD',
  '/api/products/all?lang=en&currency=USD',
  '/api/products/all?lang=en&currency=EUR',
  '/api/products/all?lang=fr&currency=EUR',
  '/api/products/all?lang=de&currency=EUR',
  '/api/products/all?lang=it&currency=EUR',
  '/api/products/all?lang=es&currency=EUR',
]

const prerender = [
  { top: 25 },
  ...[...pagePrerendering].map(path => ({ path })),
]

const apiFallback = ({ removeUpstreamResponseHeader, proxy, cache }) => {
  removeUpstreamResponseHeader('cache-control')

  cache({
    browser: {
      maxAgeSeconds: 0,
    },
    edge: {
      maxAgeSeconds: 60 * 60 * 24 * 365,
      staleWhileRevalidateSeconds: 60 * 60 * 24,
    },
  })

  proxy('someApi')
}

module.exports = new Router()
  .requireBasicAuth({
    username: process.env.BASIC_AUTH_USERNAME,
    password: process.env.BASIC_AUTH_PASSWORD,
  })
  .prerender(prerender)
  .match('/:path*', ({ cache, removeUpstreamResponseHeader }) => {
    removeUpstreamResponseHeader('set-cookie')
    cache({
      browser: false,
      edge: false,
    });
  })
  .match('^((?!/cobrand-customer).)*$', ({ cache, setResponseHeader }) => {
    if (isPreview) setResponseHeader('X-Robots-Tag', 'noindex');
    setResponseHeader('X-Frame-Options', 'DENY');
    setResponseHeader('X-Content-Type-Options', 'nosniff');
    setResponseHeader('X-XSS-Protection', '1');
    cache({
      key: new CustomCacheKey().excludeAllQueryParametersExcept(
        'sku',
        'collar',
        'lid',
        'lang',
        'currency',
        'type',
        'code',
        'slug',
      ),
      browser: false,
      edge: isCached
        ? {
            maxAgeSeconds: 31536000,
            staleWhileRevalidateSeconds: 900,
          }
        : false,
    });
  })
  .match('/clear-cache', clearCache)
  .match('/service-worker.js', ({ serviceWorker }) => {
    serviceWorker('.nuxt/dist/client/service-worker.js')
  })
  .match('/', homeRedirect)
  .match('/api/:path*', apiFallback)
  .match('/clear-cache', clearCache)
  .match('/sitemap.xml', sitemap)
  .match('/feed/:country', feed)
  .use(nuxtRoutes)