text: // eslint-disable-next-line
  // eslint-disable-next-line
  import { BasicLayout, RouteView, BlankLayout, PageView } from '@/layouts'
  
  // 前端路由表
  const constantRouterComponents = {
    // 基础页面 layout 必须引入
    BasicLayout: BasicLayout,
    BlankLayout: BlankLayout,
    RouteView: RouteView,
    PageView: PageView,
    '403': () => import(/* webpackChunkName: "error" */ '@/views/exception/403'),
    '404': () => import(/* webpackChunkName: "error" */ '@/views/exception/404'),
    '500': () => import(/* webpackChunkName: "error" */ '@/views/exception/500'),
  
    // 你需要动态引入的页面组件
    'Analysis': () => import('@/views/dashboard/Analysis')
  }
  
  // 前端未找到页面路由（固定不用改）
  const notFoundRouter = {
    path: '*', redirect: '/404', hidden: true
  }
  
  // 根级菜单
  const rootRouter = {
    name: 'index',
    path: '',
    component: 'BasicLayout',
    redirect: '/dashboard',
    meta: {
      title: '首页'
    },
    children: []
  }
  
  /**
   * 动态生成菜单
   * @param token
   * @returns {Promise<Router>}
   */
  export const generatorDynamicRouter = (token) => {
    return new Promise((resolve, reject) => {
      loginService.getCurrentUserNav(token).then(res => {
        const childrenNav = []
        //      后端数据, 根级树数组,  根级 PID
        listToTree(res, childrenNav, 0)
        rootRouter.children = childrenNav
        const routers = generator(rootRouter)
        routers.push(notFoundRouter)
        resolve(routers)
      }).catch(err => {
        reject(err)
      })
    })
  }
  
  /**
   * 格式化树形结构数据 生成 vue-router 层级路由表
   *
   * @param routerMap
   * @param parent
   * @returns {*}
   */
  export const generator = (routerMap, parent) => {
    return routerMap.map(item => {
      const { title, show, hideChildren, icon } = item.meta || {}
      const currentRouter = {
        // 路由地址 动态拼接生成如 /dashboard/workplace
        path: `${parent && parent.path || ''}/${item.key}`,
        // 路由名称，建议唯一
        name: item.name || item.key || '',
        // 该路由对应页面的 组件 :方案1
        component: constantRouterComponents[item.component || item.key],
        // 该路由对应页面的 组件 :方案2 (动态加载)
        // component: () => import(`@/views/${item.component}`),
  
        // meta: 页面标题, 菜单图标, 页面权限(供指令权限用，可去掉)
        meta: { title: title, icon: icon || undefined, permission: item.name }
      }
      // 是否设置了隐藏菜单
      if (show === false) {
        currentRouter.hidden = true
      }
      // 是否设置了隐藏子菜单
      if (hideChildren) {
        currentRouter.hideChildrenInMenu = true
      }
      // 为了防止出现后端返回结果不规范，处理有可能出现拼接出两个 反斜杠
      currentRouter.path = currentRouter.path.replace('//', '/')
      // 重定向
      item.redirect && (currentRouter.redirect = item.redirect)
      // 是否有子菜单，并递归处理
      if (item.children && item.children.length > 0) {
        // Recursion
        currentRouter.children = generator(item.children, currentRouter)
      }
      return currentRouter
    })
  }
  
  /**
   * 数组转树形结构
   * @param list 源数组
   * @param tree 树
   * @param parentId 父ID
   */
  const listToTree = (list, tree, parentId) => {
    list.forEach(item => {
      // 判断是否为父级菜单
      if (item.parentId === parentId) {
        const child = {
          ...item,
          key: item.key | item.name,
          children: []
        }
        // 迭代 list， 找到当前菜单相符合的所有子菜单
        listToTree(list, child.children, item.id)
        // 删掉不存在 children 值的属性
        if (child.children.length <= 0) {
          delete child.children
        }
        // 加入到树中
        tree.push(child)
      }
    })
  }
  