import webpack from 'webpack';
import path from 'path';
import ExtractTextPlugin from 'extract-text-webpack-plugin';
import HtmlWebpackPlugin from 'html-webpack-plugin';
import autoprefixer from 'autoprefixer';

const extractCss = new ExtractTextPlugin('app.[contenthash].css');
const extractAntd = new ExtractTextPlugin('antd.[contenthash].css');

const updateIndexHTML = require('./tools/updateIndexHTML');

const GLOBALS = {
  'process.env.NODE_ENV': JSON.stringify('production'),
  __DEV__: false
};

export default {
  debug: false,
  devtool: false, // more info:https://webpack.github.io/docs/build-performance.html#sourcemaps and https://webpack.github.io/docs/configuration.html#devtool
  noInfo: true, // set to false to see a list of every file being bundled.
  entry: ['babel-polyfill', './src/index'],
  target: 'web', // necessary per https://webpack.github.io/docs/testing.html#compile-and-test
  output: {
    path: `${__dirname}/dist`,
    publicPath: '/',
    filename: 'app.[chunkhash].js',
    chunkFilename: '[id].[chunkhash].js'
  },
  resolve : {
    modulesDirectories: ['src', 'web_modules', 'node_modules']
  },
  plugins: [
    new webpack.optimize.OccurenceOrderPlugin(),
    new webpack.DefinePlugin(GLOBALS), // Tells React to build in prod mode. https://facebook.github.io/react/downloads.html
    extractAntd,
    extractCss,
    new webpack.optimize.DedupePlugin(),
    new webpack.optimize.UglifyJsPlugin({
      compress: {
        warnings: false
      }
    }),
    new HtmlWebpackPlugin({
      filename: `${__dirname}/dist/index.html`,
      template: `${__dirname}/src/index.html`,
      inject: true,
      minify: {
        removeComments: true,
        collapseWhitespace: true,
        removeAttributeQuotes: true
        // more options:
        // https://github.com/kangax/html-minifier#options-quick-reference
      }
    }),
    new updateIndexHTML()
  ],
  module: {
    loaders: [
      {test: /\.js$/, include: path.join(__dirname, 'src'), loaders: ['babel']},
      {test: /\.eot(\?v=\d+.\d+.\d+)?$/, loader: 'file'},
      {test: /\.(woff|woff2)$/, loader: 'file-loader?prefix=font/&limit=5000'},
      {test: /\.ttf(\?v=\d+.\d+.\d+)?$/, loader: 'file-loader?limit=10000&mimetype=application/octet-stream'},
      {test: /\.svg(\?v=\d+.\d+.\d+)?$/, loader: 'file-loader?limit=10000&mimetype=image/svg+xml'},
      {test: /\.(jpe?g|png|gif)$/i, loaders: ['file']},
      {test: /\.ico$/, loader: 'file-loader?name=[name].[ext]'},
      // https://github.com/webpack/style-loader#recommended-configuration
      {test: /(\.css|\.scss)$/, include: path.join(__dirname, 'node_modules/antd'), loader: extractAntd.extract('css')},
      {test: /(\.css|\.scss)$/, include: path.join(__dirname, 'src'), loader: extractCss.extract('css!postcss!sass')}
    ]
  },
  postcss: ()=> [autoprefixer]
};