const path = require('path')
const ExtractTextPlugin = require('extract-text-webpack-plugin')
const UglifyJSPlugin = require('uglifyjs-webpack-plugin')
const OptimizeCssAssetsPlugin = require('optimize-css-assets-webpack-plugin')

module.exports = {
  entry: './src/index.js',
  output: {
    filename: 'vue-selectl.js',
    path: path.resolve(__dirname, 'dist'),
    library: 'VueSelectl',
    libraryTarget: 'umd',
    umdNamedDefine: true
  },
  resolve: {
    extensions: ['.js', '.vue', '.styl'],
    alias: {
      'vue$': 'vue/dist/vue.esm.js'
    }
  },
  module: {
    rules: [
      {
        test: /\.vue$/,
        loader: 'vue-loader',
        options: {
          extractCSS: true
        }
      },
      {
        test: /\.js$/,
        loader: 'babel-loader',
        exclude: /node_modules/
      },
      {
        test: /\.(styl|css)$/,
        loader: ExtractTextPlugin.extract({
          fallback: 'style-loader',
          use: [
            {
              loader: 'css-loader',
              options: {
                minimize: true
              }
            },
            'stylus-loader'
          ]})
      },
      {
        test: /\.(png|jpe?g|gif|svg)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
          name: '[name].[ext]'
        }
      },
      {
        test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
        use: [
          {
            loader: 'url-loader',
            options: {
              limit: 10000,
              name: '[name].[ext]'
            }
          }
        ]
      }
    ]
  },
  externals: {
    vue: 'vue'
  },
  plugins: [
    new ExtractTextPlugin('styles.css'),
    new UglifyJSPlugin({
      uglifyOptions: {
        compress: {
          warnings: false,
          drop_console: true,
          drop_debugger: false
        }
      }
    }),
    new OptimizeCssAssetsPlugin({
      assetNameRegExp: /\.css$/g,
      cssProcessor: require('cssnano'),
      cssProcessorOptions: { discardComments: { removeAll: true } },
      canPrint: true
    })
  ]
}