const path = require('path');
const webpack = require('webpack');

module.exports = {
  entry: {
    background: 'background.ts',
    youtube: 'youtube.ts',
    options: ['options.ts', 'options.html'],
  },
  output: {
    path: path.join(__dirname, 'extension', 'dist'),
    filename: '[name].js',
    publicPath: '/',
  },
  resolve: {
    extensions: ['.js', '.ts', '.tsx'],
    modules: [
      path.join(__dirname, 'src'),
      'node_modules',
    ],
  },
  module: {
    rules: [{
        test: /\.html$/,
        use: [{
            loader: 'file-loader',
            options: {
              context: 'src',
              name: '[path][name].[ext]',
            },
          },
          'extract-loader',
          'html-loader',
        ],
      },
      {
        test: /\.tsx?$/,
        exclude: /node_modules/,
        use: {
          loader: 'ts-loader',
        },
      },
    ],
  },
  plugins: [
    // Since some NodeJS modules expect to be running in Node, it is helpful
    // to set this environment var to avoid reference errors.
    new webpack.DefinePlugin({
      'process.env.NODE_ENV': JSON.stringify('production'),
    }),
  ],
  // This will expose source map files so that errors will point to your
  // original source files instead of the transpiled files.
  devtool: 'sourcemap',
};