const path = require('path');
const webpack = require('webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin')
const ExtractTextPlugin = require('extract-text-webpack-plugin')
const CopyFilePlugin = require('copy-webpack-plugin')

const publicPath = '/'

module.exports = {
  // entry: './src/index.js',
  entry: './src/view3d.js',
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'view3d.bundle.js',
    publicPath: publicPath
  },
  module: {
    rules: [
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader']
      }, {
        test: /\.scss$/,
        use: ["style-loader", 'css-loader', 'sass-loader']
      },
      {
        test: /\.(js|jsx)$/,
        use: 'babel-loader'
      }
    ]
  },
  plugins: [
    new webpack.HotModuleReplacementPlugin(), // 自动刷新。
    // new ExtractTextPlugin("[name].css"),
    // new HtmlWebpackPlugin({ template: './src/index.html' }),
    new HtmlWebpackPlugin({ template: './src/threejs.html' }),
    new CopyFilePlugin({
      patterns: [
        {
          from: __dirname + '/src/assets',
          to: __dirname + '/dist/assets'
        }
      ]
    })
  ],
  devServer: {
    contentBase: path.resolve(__dirname, 'dist'),
    open: true,
    hot: true,
    port: 9001
  },
  mode: 'development'
};