webpack.mix.js

const mix = require('laravel-mix');

// Image Management
const ImageminPlugin = require('imagemin-webpack-plugin').default;

const imageminMozjpeg = require('imagemin-mozjpeg');
const imageminPngquant = require('imagemin-pngquant');
const imageminSvgo = require('imagemin-svgo');

const FaviconsWebpackPlugin = require('favicons-webpack-plugin');

const CopyWebpackPlugin = require('copy-webpack-plugin');

// Clean Destination
const Clean = require('clean-webpack-plugin');

/*
 |--------------------------------------------------------------------------
 | Mix Asset Management
 |--------------------------------------------------------------------------
 */

// Parse assets
mix.webpackConfig({
	plugins: [
		// Clean destination folder
		new Clean('static', {
			verbose: true,
			// These will be taken care by the webpack itself
			exclude: ['hot', 'mix-manifest.json', 'manifest.json'],
			// For testing
			dry: !mix.inProduction(),
			// Clean before other events
			beforeEmit: true
		}),
		// Generate favicons
		// also generates a lot of unwanted content,
		// currently I manually have generated head links in partial "_branding.html"
		// To be improved
		new FaviconsWebpackPlugin({
			persistentCache: true,
			logo: './src/images/logo.svg',
			prefix: 'icons/',
			// background: '#f5f5f5',
			icons: {
				android: true,
				appleIcon: true,
				appleStartup: true,
				favicons: true,
				firefox: true,
				windows: true
			}
		}),
		// Assets
		new CopyWebpackPlugin([
			{
				from: 'src/images',
				to: 'img'
			}
		]),
		// Compress images
		new ImageminPlugin({
			disable: !mix.inProduction(),
			test: /\.(jpe?g|png|gif|svg)$/i,
			plugins: [
				imageminMozjpeg({
					quality: 60
				}),
				imageminPngquant({
					quality: '60-80'
				}),
				imageminSvgo()
			]
		})
	]
});

// Browser Sync | Uncomment if wanted
// mix.browserSync({
//     // Listen to Hugo server,| yarn run hugo-p
//     proxy: 'localhost:1313',
//     // Define NIC IP address to bind to
//     // host: '',
//     // Sync Code changes across clients
//     codeSync: true,
//     // Open tab in browser, false as WSL doesn't support this
//     open: false,
// });

// Process JS and SASS
mix
	.js('src/js/script.js', 'scripts.js')
	.sass('src/scss/app.scss', 'styles.css')
	.sass('src/scss/mini.scss', 'loader.css');

/* 
 * Copy Service Worker
 *
 * won't transpile as 
 * • no significant performance gain
 * • features are supported as if SW itself is
 * • no need for webpack code
 */
// mix.copy('src/js/serviceworker.js', 'static/sw.js');
mix.babel('src/js/serviceworker.js', 'static/sw.js');

// Copy Manifest
mix.copy('src/manifest.json', 'static/manifest.json');

// Set dest path
mix.setPublicPath('static');

// Generate source maps for Chrome debugger
// if (!mix.inProduction()) {
//     mix.webpackConfig({
//         devtool: 'source-map'
//     })
//     .sourceMaps()
// }

mix.options({
	processCssUrls: true
});
// Only apply postCSS in production
if (mix.inProduction()) {
	mix.options({
		postCss: [
			require('cssnano')({
				zindex: false
			})
		]
	});
}

// Full API
// mix.js(src, output);
// mix.react(src, output); <-- Identical to mix.js(), but registers React Babel compilation.
// mix.ts(src, output); <-- Requires tsconfig.json to exist in the same folder as webpack.mix.js
// mix.extract(vendorLibs);
// mix.sass(src, output);
// mix.standaloneSass('src', output); <-- Faster, but isolated from Webpack.
// mix.fastSass('src', output); <-- Alias for mix.standaloneSass().
// mix.less(src, output);
// mix.stylus(src, output);
// mix.postCss(src, output, [require('postcss-some-plugin')()]);
// mix.browserSync('my-site.dev');
// mix.combine(files, destination);
// mix.babel(files, destination); <-- Identical to mix.combine(), but also includes Babel compilation.
// mix.copy(from, to);
// mix.copyDirectory(fromDir, toDir);
// mix.minify(file);
// mix.sourceMaps(); // Enable sourcemaps
// mix.version(); // Enable versioning.
// mix.disableNotifications();
// mix.setPublicPath('path/to/public');
// mix.setResourceRoot('prefix/for/resource/locators');
// mix.autoload({}); <-- Will be passed to Webpack's ProvidePlugin.
// mix.webpackConfig({}); <-- Override webpack.config.js, without editing the file directly.
// mix.then(function () {}) <-- Will be triggered each time Webpack finishes building.
// mix.options({
//   extractVueStyles: false, // Extract .vue component styling to file, rather than inline.
//   processCssUrls: true, // Process/optimize relative stylesheet url()'s. Set to false, if you don't want them touched.
//   purifyCss: false, // Remove unused CSS selectors.
//   uglify: {}, // Uglify-specific options. https://webpack.github.io/docs/list-of-plugins.html#uglifyjsplugin
//   postCss: [] // Post-CSS options: https://github.com/postcss/postcss/blob/master/docs/plugins.md
// });