// @flow

const HtmlWebPackPlugin = require('html-webpack-plugin'); // eslint-disable-line
const TerserPlugin = require('terser-webpack-plugin'); // eslint-disable-line
const autoprefixer = require('autoprefixer');

module.exports = {
  entry: {
    index: ['@babel/polyfill', './app/index.js'],
  },
  optimization: {
    minimizer: [new TerserPlugin({ sourceMap: true })],
  },
  devtool: 'cheap-module-source-map',
  target: 'electron-renderer',
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
        },
      },
      {
        test: /\.(scss|css)$/,
        use: [
          {
            loader: 'style-loader',
          },
          {
            loader: 'css-loader',
          },
          {
            loader: 'postcss-loader',
            ident: 'postcss',
            options: {
              plugins: () => [
                autoprefixer({
                  browsers: ['> 1%', 'not ie 11'],
                }),
              ],
            },
          },
          {
            loader: 'sass-loader',
          },
        ],
      },
      {
        test: /\.(png|jpe?g|gif|svg)$/,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].[ext]',
              outputPath: 'assets/',
            },
          },
        ],
      },
      {
        test: /\.(woff(2)?|ttf|eot)(\?v=\d+\.\d+\.\d+)?$/,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].[ext]',
              outputPath: 'assets/fonts/',
            },
          },
        ],
      },
    ],
  },
  plugins: [
    new HtmlWebPackPlugin({
      template: './public/index.html',
      filename: './index.html',
    }),
  ],
};