// 在generate 內設置
subFolders: false,

 transition:{
    name:'page',
    mode:'out-in'
  },

 plugins: [
    '@/plugins/element-ui',
    { src: '~/plugins/storeCache.js', ssr: false },
    { src: '~/plugins/vue-lazyload.js', ssr: true },
    { src: '~/plugins/swiper.js', ssr: false },
    '~/plugins/utils.js'
  ],

css: [
    'element-ui/lib/theme-chalk/index.css',
    '~assets/css/reset.scss',
    '~assets/font/iconfont.css',
    'swiper/css/swiper.css'
  ],

const axios = require('axios');
console.log(process.env.NODE_ENV,'ceshi')
export default {
  generate: {
    //不生成文件夾，直接生成 html
    subFolders: false,
    routes: function() { // 自定義預渲染路由
      return [
        'xxx',
      ]
    },
    crawler:false
  },
  // Target: https://go.nuxtjs.dev/config-target
  // target: 'static',
  router: {

    base: './',
    mode: 'history',
  },
// 頁面切換動畫
  transition:{
    name:'page',
    mode:'out-in'
  },

  // Global page headers: https://go.nuxtjs.dev/config-head
  head: {
    title: 'XXXX',
    htmlAttrs: {
      lang: 'en'
    },
    meta: [
      // { charset: 'utf-8' },
      // pc在移動端縮放
      { name: 'viewport', content: 'width=1200px,user-scalable=yes'},
      { name: 'format-detection', content: 'telephone=no' },
      { name: 'renderer', content: 'webkit'},
      { name: 'force-rendering', content: 'webkit'},
      { 'http-equiv': 'X-UA-Compatible', content: 'IE=Edge,chrome=1'},
      { name: 'baidu-site-verification', content: 'mREHhDF8nW'},
      { name: 'apple-mobile-web-app-capable', content: 'yes'},
      { name: 'apple-mobile-web-app-status-bar-style', content: 'white'},
    ],
    link: [
      { rel: 'icon', type: 'image/x-icon', href: './favicon.ico' }
    ],
    script:[
// cdn
      {
        src: "https://cdn.bootcdn.net/ajax/libs/vue-lazyload/1.3.3/vue-lazyload.js"
      },
    ]
  },

  // Global CSS: https://go.nuxtjs.dev/config-css
  css: [
    'element-ui/lib/theme-chalk/index.css',
    '~assets/css/reset.scss',
    '~assets/font/iconfont.css',
    'swiper/css/swiper.css'
  ],

  // 插件
  plugins: [
    '@/plugins/element-ui',
    { src: '~/plugins/storeCache.js', ssr: false },
    { src: '~/plugins/vue-lazyload.js', ssr: true },
    { src: '~/plugins/swiper.js', ssr: false },
    '~/plugins/utils.js'
  ],

  // Auto import components: https://go.nuxtjs.dev/config-components
  components: true,

  // Modules for dev and build (recommended): https://go.nuxtjs.dev/config-modules
  buildModules: [
  ],

  // Modules: https://go.nuxtjs.dev/config-modules
  modules: [],

  // Build Configuration: https://go.nuxtjs.dev/config-build
  build: {
    /**
     * 將查看源代碼中的css采用外部引入方式
     */
    extractCSS: {
      allChunks: true
    },
    vender: ['axios'],
    transpile: [/^element-ui/],
    css: {
      preprocessorOptions: {
          scss: {
            api: 'modern-compiler'
          }
      }
    },
    extend(config, ctx) {
      // Run ESLint on save
      if (ctx.isClient) {
      //忽略打包
        // config.externals = {
        //   "vue-lazyload": "VueLazyload"
        // };
      }
    },
  }
}