const { defineConfig } = require('@vue/cli-service')
module.exports = defineConfig({
  transpileDependencies: true,
  lintOnSave:false,
  publicPath: "./", // 公共路径(必须有的)
  outputDir: "bigData", // 输出文件目录
  assetsDir: "static", //静态资源文件名称
  productionSourceMap: false, //去除打包后js的map文件
  devServer: { //启动项目在8080端口自动打开
    host:"127.0.0.1",
    open: true,
    port: 30000,
    //proxy: null,
    proxy: process.env.VUE_APP_ENV === 'production' ? 'https://www.aaa.com/' : 'https://gateway.bbb.com/'

  },
  chainWebpack(config) {
    config
        .when(process.env.VUE_APP_ENV !== 'www.dlc.com',
            config => {
              config
                  .plugin('ScriptExtHtmlWebpackPlugin')
                  .after('html')
                  .use('script-ext-html-webpack-plugin', [{
                    // `runtime` must same as runtimeChunk name. default is `runtime`
                    inline: /runtime\..*\.js$/
                  }])
                  .end()
              config
                  .optimization.splitChunks({
                chunks: 'all',
                minSize: 50000, //构建出来的chunk大于30000才会被分割
                maxSize: 100000, //会尝试根据这个大小进行代码分割

              })
            }
        )
  },

})