const path = require('path');
const GasPlugin = require("gas-webpack-plugin");
const TerserPlugin = require('terser-webpack-plugin');

const CopyPlugin = require("copy-webpack-plugin");

module.exports = {
  entry: './src/global.ts',
  optimization: {
    minimize: false,
    minimizer: [
        new TerserPlugin({
            terserOptions: {
                keep_classnames: true,
                keep_fnames: true
            }
          })
        ]
  },
  module: {
    rules: [
      {
        test: /\.ts?$/,
        use: 'ts-loader',
        exclude: /node_modules/,
      },
    ],
  },
  resolve: {
    extensions: ['.tsx', '.ts', '.js'],
  },
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'bundle.js'
  },
  plugins: [
    new GasPlugin({
      comment: true,
      autoGlobalExportsFiles: ['**/*.ts'],
    }),
    new CopyPlugin({
      patterns: [
        { from: "src/*.html", to: "[name][ext]" },
        { from: "src/appsscript.json", to: "[name][ext]" },
      ],
    }),
  ]
};