const externals = {
  // 把导入语句里的 vue 替换成运行环境(html)里的全局变量 Vue
  vue: 'Vue',
  'vue-router': 'VueRouter',
  vuex: 'Vuex',
  axios: 'axios',
  echarts: 'echarts',
  'v-charts': 'vcharts', // 这个vcharts没有全局变量，是被直接挂载到vue上了
  'lodash': '_', // lodash在全局变量为_
  moment: 'moment'
}

const cdn = {
  css: [
    // '//unpkg.com/element-ui@2.10.1/lib/theme-chalk/index.css'
  ],
  jsdelivr: [
    '//cdn.jsdelivr.net/npm/vue@2.6.11/dist/vue.min.js',
    '//cdn.jsdelivr.net/npm/vue-router@3.1.5/dist/vue-router.min.js',
    '//cdn.jsdelivr.net/npm/vuex@3.4.0/dist/vuex.min.js',
    '//cdn.jsdelivr.net/npm/axios@0.19.2/dist/axios.min.js',
    '//cdn.jsdelivr.net/npm/echarts@4.8.0/dist/echarts.min.js',
    '//cdn.jsdelivr.net/npm/v-charts@1.19.0/lib/index.min.js',
    '//cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.js',
    '//cdn.jsdelivr.net/npm/moment@2.29.1/moment.min.js'
  ],
  js: [
    '//cdn-common.jianyu360.cn/cdn/lib/vue/2.6.11/vue.min.js',
    '//cdn-common.jianyu360.cn/cdn/lib/vue-router/3.1.5/vue-router.min.js',
    '//cdn-common.jianyu360.cn/cdn/lib/vuex/3.4.0/vuex.min.js',
    '//cdn-common.jianyu360.cn/cdn/lib/axios/0.19.2/axios.min.js',
    '//cdn-common.jianyu360.cn/cdn/lib/echarts/4.8.0/echarts.min.js',
    '//cdn.jsdelivr.net/npm/v-charts@1.19.0/lib/index.min.js',
    '//cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.js',
    '//cdn.jsdelivr.net/npm/moment@2.29.1/moment.min.js'
  ]
}

module.exports = {
  parallel: false,
  productionSourceMap: false,
  outputDir: 'page_big_pc',
  publicPath: process.env.VUE_APP_BASE_PUBLIC,
  lintOnSave: true,
  devServer: {
    port: '8080',
    disableHostCheck: true,
    proxy: {
      '^/bigmember': {
        target: 'http://web-jytest.jydev.jianyu360.com',
        changeOrigin: true,
        logLevel: 'debug',
        pathRewrite: {
          '^/bigmember': '/bigmember'
        }
      },
      '^/jydoc': {
        target: 'http://web-jytest.jydev.jianyu360.com',
        changeOrigin: true,
        logLevel: 'debug'
      }
    }
  },
  css: {
    loaderOptions: {
      sass: {
        prependData: '@import "@/assets/style/_mixin.scss";@import "@/assets/style/_variables.scss";'
      }
    }
  },
  chainWebpack: config => {
    // single-spa
    if (!process.env.VUE_APP_ALONE) {
      config.devServer.set('inline', false)
      config.devServer.set('hot', true)

      if (process.env.NODE_ENV === 'production') {
        config.externals(externals)
        config.plugin('html').tap(args => {
          // html中添加cdn
          args[0].cdn = cdn
          return args
        })
      } else {
        config.output.filename('js/[name].js')
      }
    }

    // 分析静态资源
    if (process.env.use_analyzer) {
      config
        .plugin('webpack-bundle-analyzer')
        .use(require('webpack-bundle-analyzer').BundleAnalyzerPlugin)
    }
  },
  filenameHashing: false
}