const webpack = require('webpack')
const { merge } = require('webpack-merge')
const TsconfigPathsPlugin = require('tsconfig-paths-webpack-plugin')
const CopyPlugin = require('copy-webpack-plugin')
const nodeExternals = require('webpack-node-externals')

const baseConfig = require('./webpack.base.config')

module.exports = merge(baseConfig, {
  target: 'electron-main',
  entry: {
    main: './src/main/main.ts',
    preload: './src/main/preload.ts',
  },
  resolve: {
    plugins: [new TsconfigPathsPlugin({})],
  },
  externals: [nodeExternals()],
  module: {
    rules: [
      {
        test: /\.ts$/,
        exclude: /node_modules/,
        loader: 'babel-loader',
        options: {
          cacheDirectory: true,
          babelrc: false,
          presets: [
            ['@babel/preset-env', { targets: 'maintained node versions' }],
            '@babel/preset-typescript',
          ],
          plugins: [
            ['@babel/plugin-proposal-decorators', { legacy: true }],
            ['@babel/plugin-proposal-class-properties', { loose: true }],
            ['@babel/plugin-proposal-private-methods', { loose: true }],
            [
              '@babel/plugin-proposal-private-property-in-object',
              { loose: true },
            ],
          ],
        },
      },
    ],
  },
  plugins: [
    new webpack.DefinePlugin({
      'process.env.NODE_ENV': JSON.stringify(
        process.env.NODE_ENV || 'development',
      ),
    }),
    new CopyPlugin({
      patterns: [{ from: 'src/assets', to: 'assets' }],
    }),
  ],
})