require.context(directory, useSubdirectories = false, regExp = /^\.\//);

let routers = require.context('VIEWS', true).keys()
console.log(routers)

import Layout from 'VIEWS/layout/index'
/**
 * 正則 首先匹配./ ,然后一級(jí)目錄，不包含components的二級(jí)目錄，以.vue結(jié)尾的三級(jí)目錄
 */
let routers = require.context('VIEWS', true, /\.\/[a-z]+\/(?!components)[a-z]+\/[a-z]+\.vue$/i).keys()
let indexRouterMap = {} // 用來存儲(chǔ)以index.vue結(jié)尾的文件，因?yàn)閕ndex.vue是列表文件，需要加入layout（我們的菜單）,需要keepAlive，需要做權(quán)限判斷
let detailRouterArr = [] // 用來存儲(chǔ)以非index.vue結(jié)尾的vue文件，此類目前不需要layout
routers.forEach(item => {
 const paths = item.match(/[a-zA-Z]+/g) //paths中存儲(chǔ)了一個(gè)目錄，二級(jí)目錄，文件名
 const routerChild = { //定義路由對(duì)象
  path: paths[1],   
  name: `${paths[0]}${_.upperFirst(paths[1])}`,  //upperFirst,lodash 首字母大寫方法
  component(resolve) {
   require([`../../views${item.slice(1)}`], resolve)
  },
 }
 if (/index\.vue$/.test(item)) { //判斷是否以index。vue結(jié)尾
  if (indexRouterMap[paths[0]]) {  //判斷一級(jí)路由是否存在，存在push二級(jí)路由，不存在則新建
   indexRouterMap[paths[0]].children.push(routerChild)
  } else {
   indexRouterMap[paths[0]] = {
    path: '/' + paths[0],
    component: Layout,
    children: [routerChild]
   }
  }
 } else {   //不以index.vue結(jié)尾的，直接添加到路由中
  detailRouterArr.push({
   path: item.slice(1, -4),  //渠道最前面的 . 和最后的.vue
   name: `${paths[0]}${_.upperFirst(paths[1])}${_.upperFirst(paths[2])}`,
   component(resolve) {
    require([`../../views${item.slice(1)}`], resolve)
   },
   meta: {
    noCache: true,  //不keepAlive
    noVerify: true  //不做權(quán)限驗(yàn)證
   }
  })
 }
})
export default [
 ...Object.values(indexRouterMap),
 ...detailRouterArr,
 /**
  * dashboard單獨(dú)處理下
  */
 {
  path: '',
  component: Layout,
  redirect: 'dashboard',
  children: [
   {
    path: 'dashboard',
    component: () => import('VIEWS/dashboard/index'),
    name: 'dashboard',
    meta: { title: '首頁', noCache: true, noVerify: true }
   }
  ]
 },
]