const Path = require('path');
const Webpack = require('webpack');
const WebpackMerge = require('webpack-merge');
const configBase = require('./webpack.config.base.js');
const packages = require('../../package.json');

 
module.exports = WebpackMerge(configBase, {
  entry: {
    webapp: [
      Path.resolve(__dirname, '../../src/ts/@overflow/webapp/index.tsx')
    ],
    vendor: Object.keys(packages.dependencies)
  },

  devtool: 'source-map',

  module: {
    rules: [
      {
        test: /\.tsx?$/,
        include: [
          Path.resolve(__dirname, '../../src/')
        ],
        exclude: [
          Path.resolve(__dirname, '../../node_modules/')
        ],
        use: [
          {
            loader: 'awesome-typescript-loader?module=es6'
          }
        ]
      }
    ]
  },

  plugins: [
    new Webpack.DefinePlugin({
      'process.env': {
          'NODE_ENV': JSON.stringify('production')
      },
      'DEBUG': false,
      '__DEVTOOLS__': false
    }),
    new Webpack.optimize.CommonsChunkPlugin({
      name: 'vendor',
      minChunks: Infinity,
      filename: 'vendor.js'
    }),
    // Plugings for optimizing size and performance.
    // Here you have all the available by now:
    //    Webpack 1. https://github.com/webpack/webpack/blob/v1.13.3/lib/optimize
    //    Webpack 2. https://github.com/webpack/webpack/tree/master/lib/optimize
    new Webpack.optimize.UglifyJsPlugin({
      compress: {
        warnings: false,
        screw_ie8: true,
        conditionals: true,
        unused: true,
        comparisons: true,
        sequences: true,
        dead_code: true,
        evaluate: true,
        if_return: true,
        join_vars: true,
        drop_console: true,
        drop_debugger: true,
        global_defs: {
          __REACT_HOT_LOADER__: undefined // eslint-disable-line no-undefined
        }
      },
      minimize: true,
      debug: false,
      sourceMap: true,
      output: {
        comments: false
      },

    }),
    // Included by default in webpack 2
    // new webpack.optimize.OccurrenceOrderPlugin(),
    new Webpack.optimize.AggressiveMergingPlugin()
  ]
});