phoenix_frontend

const glob = require('glob')
const path = require('path')
const CopyWebpackPlugin = require('copy-webpack-plugin')
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
const VueLoaderPlugin = require('vue-loader/lib/plugin')

module.exports = (env, options) => ({
  optimization: {
    minimizer: [
      new UglifyJsPlugin({ cache: true, parallel: true, sourceMap: false }),
      new OptimizeCSSAssetsPlugin({})
    ]
  },
  entry: {
    './js/app.js': ['./js/app.js'].concat(glob.sync('./vendor/**/*.js'))
  },
  output: {
    filename: 'app.js',
    path: path.resolve(__dirname, '../priv/static/js')
  },
  module: {
    rules: [
      {
        test: /\.vue$/,
        loader: 'vue-loader',
        options: {
          loaders: {
            css: [
              'vue-style-loader',
              { loader: 'css-loader' },
            ],
            js: [
              'babel-loader',
            ]
          }
        }
      },
      {
        test: /\.js$/,
        exclude: /node_modules/,
        use: [
          { loader: 'babel-loader' },
        ]
      },
      {
        test: /\.css$/,
        use: [
          MiniCssExtractPlugin.loader,
          'css-loader',
          'postcss-loader',
        ]
      }
    ],
  },
  plugins: [
    new CopyWebpackPlugin([{ from: 'static/', to: '../' }]),
    new MiniCssExtractPlugin({ filename: '../css/app.css' }),
    new VueLoaderPlugin()
  ],
  resolve: {
    alias: {
      'vue$': 'vue/dist/vue.esm.js',
    }
  }
})