const path = require('path')
const webpack = require('webpack')
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const OptimizeCSSPlugin = require('optimize-css-assets-webpack-plugin')
const VueLoaderPlugin = require('vue-loader/lib/plugin')
module.exports = () => {
  // console.log('Building vendor files for \x1b[33m%s\x1b[0m', process.env.NODE_ENV)

  const isDevBuild = !(process.env.NODE_ENV && process.env.NODE_ENV === 'production')

  const extractCSS = new MiniCssExtractPlugin({
    filename: 'vendor.css'
  })

  return [{
    mode: (isDevBuild ? 'development' : 'production'),
    stats: { modules: false },
    resolve: {
      extensions: ['.js']
    },
    module: {
      rules: [
        {
          test: /\.vue$/, use: 'vue-loader', include: [
            //path.resolve(__dirname, '/ClientApp/'),
            //path.resolve(__dirname, '/node_modules/'),
            path.resolve(__dirname, '/')
          ]
        },
        {
          test: /\.js$/, use: 'babel-loader', include: [
            //path.resolve(__dirname, '/ClientApp/'),
            //path.resolve(__dirname, '/node_modules/'),
            path.resolve(__dirname, '/')
          ]
        },
        { test: /\.css$/, use: isDevBuild ? ['style-loader', 'css-loader'] : [MiniCssExtractPlugin.loader, 'css-loader'] },
        { test: /\.(png|jpg|jpeg|gif|svg)$/, use: 'url-loader?limit=25000' },
        { test: /\.(eot|ttf|woff|woff2)$/, loader: 'file-loader' },
        { test: /\.less$/, use: [{ loader: "style-loader" }, { loader: "css-loader" }, { loader: "less-loader", options: { javascriptEnabled: true } }] }
      ]
    },
    entry: {
      vendor: ['event-source-polyfill', 'vue', 'vuex', 'axios', 'vue-router']
    },
    output: {
      path: path.join(__dirname, 'wwwroot', 'dist'),
      publicPath: '/dist/',
      filename: '[name].js',
      library: '[name]_[hash]'
    },
    plugins: [
      new VueLoaderPlugin(),
      extractCSS,
      new OptimizeCSSPlugin({
        cssProcessorOptions: {
          safe: true
        }
      }),
      new webpack.DllPlugin({
        path: path.join(__dirname, 'wwwroot', 'dist', '[name]-manifest.json'),
        name: '[name]_[hash]'
      })
    ]
  }]
}