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															|  | 
 |  | +'use strict'
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															|  | 
 |  | +const path = require('path')
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															|  | 
 |  | +const utils = require('./utils')
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															|  | 
 |  | +const webpack = require('webpack')
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															|  | 
 |  | +const config = require('../config')
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															|  | 
 |  | +const merge = require('webpack-merge')
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															|  | 
 |  | +const baseWebpackConfig = require('./webpack.base.conf')
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															|  | 
 |  | +const CopyWebpackPlugin = require('copy-webpack-plugin')
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															|  | 
 |  | +const HtmlWebpackPlugin = require('html-webpack-plugin')
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															|  | 
 |  | +const ExtractTextPlugin = require('extract-text-webpack-plugin')
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															|  | 
 |  | +const OptimizeCSSPlugin = require('optimize-css-assets-webpack-plugin')
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															|  | 
 |  | +
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															|  | 
 |  | +const env = process.env.NODE_ENV === 'testing'
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															|  | 
 |  | +  ? require('../config/test.env')
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															|  | 
 |  | +  : config.build.env
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															|  | 
 |  | +
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															|  | 
 |  | +const webpackConfig = merge(baseWebpackConfig, {
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															|  | 
 |  | +  module: {
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															|  | 
 |  | +    rules: utils.styleLoaders({
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															|  | 
 |  | +      sourceMap: config.build.productionSourceMap,
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															|  | 
 |  | +      extract: true
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															|  | 
 |  | +    })
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															|  | 
 |  | +  },
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															|  | 
 |  | +  devtool: config.build.productionSourceMap ? '#source-map' : false,
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															|  | 
 |  | +  output: {
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															|  | 
 |  | +    path: config.build.assetsRoot,
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															|  | 
 |  | +    filename: utils.assetsPath('js/[name].[chunkhash].js'),
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															|  | 
 |  | +    chunkFilename: utils.assetsPath('js/[id].[chunkhash].js')
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															|  | 
 |  | +  },
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															|  | 
 |  | +  plugins: [
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															|  | 
 |  | +    // http://vuejs.github.io/vue-loader/en/workflow/production.html
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															|  | 
 |  | +    new webpack.DefinePlugin({
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															|  | 
 |  | +      'process.env': env
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															|  | 
 |  | +    }),
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															|  | 
 |  | +    // UglifyJs do not support ES6+, you can also use babel-minify for better treeshaking: https://github.com/babel/minify
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															|  | 
 |  | +    new webpack.optimize.UglifyJsPlugin({
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															|  | 
 |  | +      compress: {
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															|  | 
 |  | +        warnings: false
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															|  | 
 |  | +      },
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															|  | 
 |  | +      sourceMap: true
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															|  | 
 |  | +    }),
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															|  | 
 |  | +    // extract css into its own file
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															|  | 
 |  | +    new ExtractTextPlugin({
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															|  | 
 |  | +      filename: utils.assetsPath('css/[name].[contenthash].css')
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															|  | 
 |  | +    }),
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															|  | 
 |  | +    // Compress extracted CSS. We are using this plugin so that possible
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															|  | 
 |  | +    // duplicated CSS from different components can be deduped.
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															|  | 
 |  | +    new OptimizeCSSPlugin({
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															|  | 
 |  | +      cssProcessorOptions: {
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															|  | 
 |  | +        safe: true
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															|  | 
 |  | +      }
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															|  | 
 |  | +    }),
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															|  | 
 |  | +    // generate dist index.html with correct asset hash for caching.
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															|  | 
 |  | +    // you can customize output by editing /index.html
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															|  | 
 |  | +    // see https://github.com/ampedandwired/html-webpack-plugin
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															|  | 
 |  | +    new HtmlWebpackPlugin({
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															|  | 
 |  | +      filename: process.env.NODE_ENV === 'testing'
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															|  | 
 |  | +        ? 'index.html'
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															|  | 
 |  | +        : config.build.index,
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															|  | 
 |  | +      template: 'index.html',
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															|  | 
 |  | +      inject: true,
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															|  | 
 |  | +      minify: {
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															|  | 
 |  | +        removeComments: true,
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															|  | 
 |  | +        collapseWhitespace: true,
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															|  | 
 |  | +        removeAttributeQuotes: true
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															|  | 
 |  | +        // more options:
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															|  | 
 |  | +        // https://github.com/kangax/html-minifier#options-quick-reference
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															|  | 
 |  | +      },
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															|  | 
 |  | +      // necessary to consistently work with multiple chunks via CommonsChunkPlugin
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															|  | 
 |  | +      chunksSortMode: 'dependency'
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															|  | 
 |  | +    }),
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															|  | 
 |  | +    // keep module.id stable when vender modules does not change
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															|  | 
 |  | +    new webpack.HashedModuleIdsPlugin(),
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															|  | 
 |  | +    // split vendor js into its own file
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															|  | 
 |  | +    new webpack.optimize.CommonsChunkPlugin({
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															|  | 
 |  | +      name: 'vendor',
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															|  | 
 |  | +      minChunks: function (module) {
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															|  | 
 |  | +        // any required modules inside node_modules are extracted to vendor
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															|  | 
 |  | +        return (
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															|  | 
 |  | +          module.resource &&
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															|  | 
 |  | +          /\.js$/.test(module.resource) &&
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															|  | 
 |  | +          module.resource.indexOf(
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															|  | 
 |  | +            path.join(__dirname, '../node_modules')
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															|  | 
 |  | +          ) === 0
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															|  | 
 |  | +        )
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															|  | 
 |  | +      }
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															|  | 
 |  | +    }),
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															|  | 
 |  | +    // extract webpack runtime and module manifest to its own file in order to
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															|  | 
 |  | +    // prevent vendor hash from being updated whenever app bundle is updated
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															|  | 
 |  | +    new webpack.optimize.CommonsChunkPlugin({
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															|  | 
 |  | +      name: 'manifest',
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															|  | 
 |  | +      chunks: ['vendor']
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															|  | 
 |  | +    }),
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															|  | 
 |  | +    // copy custom static assets
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															|  | 
 |  | +    new CopyWebpackPlugin([
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															|  | 
 |  | +      {
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															|  | 
 |  | +        from: path.resolve(__dirname, '../static'),
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															|  | 
 |  | +        to: config.build.assetsSubDirectory,
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															|  | 
 |  | +        ignore: ['.*']
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															|  | 
 |  | +      }
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															|  | 
 |  | +    ])
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															|  | 
 |  | +  ]
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															|  | 
 |  | +})
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															|  | 
 |  | +
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															|  | 
 |  | +if (config.build.productionGzip) {
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															|  | 
 |  | +  const CompressionWebpackPlugin = require('compression-webpack-plugin')
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															|  | 
 |  | +
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															|  | 
 |  | +  webpackConfig.plugins.push(
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															|  | 
 |  | +    new CompressionWebpackPlugin({
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															|  | 
 |  | +      asset: '[path].gz[query]',
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															|  | 
 |  | +      algorithm: 'gzip',
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															|  | 
 |  | +      test: new RegExp(
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															|  | 
 |  | +        '\\.(' +
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															|  | 
 |  | +        config.build.productionGzipExtensions.join('|') +
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															|  | 
 |  | +        ')$'
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															|  | 
 |  | +      ),
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															|  | 
 |  | +      threshold: 10240,
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															|  | 
 |  | +      minRatio: 0.8
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															|  | 
 |  | +    })
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															|  | 
 |  | +  )
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															|  | 
 |  | +}
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															|  | 
 |  | +
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															|  | 
 |  | +if (config.build.bundleAnalyzerReport) {
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															|  | 
 |  | +  const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
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															|  | 
 |  | +  webpackConfig.plugins.push(new BundleAnalyzerPlugin())
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															|  | 
 |  | +}
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															|  | 
 |  | +
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															|  | 
 |  | +module.exports = webpackConfig
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