/*

* Copyright (c) Facebook, Inc. and its affiliates.

*/

const path = require('path');

const {remarkPlugins} = require('./plugins/markdownToHtml');

const redirects = require('./src/redirects.json');

module.exports = {

pageExtensions: ['jsx', 'js', 'ts', 'tsx', 'mdx', 'md'],

experimental: {

plugins: true,

// TODO: this doesn't work because https://github.com/vercel/next.js/issues/30714

concurrentFeatures: false,

scrollRestoration: true,

},

async redirects() {

return redirects.redirects;

},

rewrites() {

return [

{

source: '/feed.xml',

destination: '/_next/static/feed.xml',

},

];

},

webpack: (config, {dev, isServer, ...options}) => {

if (process.env.ANALYZE) {

const {BundleAnalyzerPlugin} = require('webpack-bundle-analyzer');

config.plugins.push(

new BundleAnalyzerPlugin({

analyzerMode: 'static',

reportFilename: options.isServer

? '../analyze/server.html'

: './analyze/client.html',

})

);

}

// Add our custom markdown loader in order to support frontmatter

// and layout

config.module.rules.push({

test: /.mdx?$/, // load both .md and .mdx files

use: [

options.defaultLoaders.babel,

{

loader: '@mdx-js/loader',

options: {

remarkPlugins,

},

},

path.join(__dirname, './plugins/md-layout-loader'),

],

});

return config;

},

};