const path = require('path');
const htmlPlugin= require('html-webpack-plugin');
const PurifyCSSPlugin = require("purifycss-webpack");
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
const glob = require('glob');
var website ={
    publicPath:"http://localhost:1717/"
}
module.exports={
    //入口文件的配置项
    entry:{
      entry:'./src/index.js',
      editor: './src/js/yzWebeditor'
    },
    //出口文件的配置项
    output:{
      //打包的路径文职
      path:path.resolve(__dirname,'dist'),
      //打包的文件名称
      filename:'[name]-bundle.js',
      publicPath:website.publicPath
    },
    node: {
      fs: "empty"
    },
    //模块：例如解读CSS,图片如何转换，压缩
    module:{
      rules: [
        {
          test: /\.css/,
          exclude:/node_modules/,
          use: ["style-loader","css-loader", "postcss-loader"],
        },{
          test: /\.less$/,
          use: [
            'style-loader',
            { loader: 'css-loader', options: { importLoaders: 1 } },
            'postcss-loader',
            'less-loader'
          ]
        },{
          test:/\.(png|jpg|gif)/ ,
          use:[{
              loader:'url-loader',
              options:{
                  limit:5000,
                  outputPath:'images/',
              }
          }]
       },{
        test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000
        }
      },{
          test: /\.(htm|html)$/i,
          use:[ 'html-withimg-loader'] 
        },{
          test:/\.(jsx|js)$/,
          use:{
              loader:'babel-loader'
          },
          exclude:/node_modules/
        }
      ]
    },
    //插件，用于生产模版和各项功能
    plugins:[
      new htmlPlugin({
        minify:{
            removeAttributeQuotes:true
        },
        hash:true,
        template:'./src/index.html'
      }),
      new UglifyJsPlugin({
          uglifyOptions: {
            ie8: true
          }
      }),
      new PurifyCSSPlugin({
        // Give paths to parse for rules. These should be absolute!
        paths: glob.sync(path.join(__dirname, 'src/*.html')),
      })
    ],
    //配置webpack开发服务功能
    devServer:{
      //设置基本目录结构
      contentBase:path.resolve(__dirname,'dist'),
      //服务器的IP地址，可以使用IP也可以使用localhost
      host:'localhost',
      //服务端压缩是否开启
      compress:true,
      //配置服务端口号
      port:1717
    }
}