text: // import { router } from '@/router'
  import { getRouters } from '@/api/menu'
  // import Layout from '@/layout/index'
  // import ParentView from '@/components/ParentView';
  
  const permission = {
    state: {
      routes: [],
      addRoutes: [],
      sidebarRouters: []
    },
    mutations: {
      SET_ROUTES: (state, routes) => {
        state.addRoutes = routes
        // state.routes = router.concat(routes)
      },
      SET_SIDEBAR_ROUTERS: (state, routers) => {
        // state.sidebarRouters = router.concat(routers)
      },
    },
    actions: {
      // 生成路由
      GenerateRoutes({ commit }) {
        return new Promise(resolve => {
          // 向后端请求路由数据
          getRouters().then(res => {
            const sdata = JSON.parse(JSON.stringify(res.data))
            const rdata = JSON.parse(JSON.stringify(res.data))
            const sidebarRoutes = filterAsyncRouter(sdata)
            const rewriteRoutes = filterAsyncRouter(rdata, true)
            rewriteRoutes.push({ path: '*', redirect: '/404', hidden: true })
            commit('SET_ROUTES', rewriteRoutes)
            commit('SET_SIDEBAR_ROUTERS', sidebarRoutes)
            resolve(rewriteRoutes)
          })
        })
      }
    }
  }
  
  // 遍历后台传来的路由字符串，转换为组件对象
  function filterAsyncRouter(asyncRouterMap, isRewrite = false) {
    return asyncRouterMap.filter(route => {
      if (isRewrite && route.children) {
        route.children = filterChildren(route.children)
      }
      if (route.component) {
        // Layout ParentView 组件特殊处理
        if (route.component === 'Layout') {
          route.component = Layout
        // } else if (route.component === 'ParentView') {
        //   route.component = ParentView
        } else {
          route.component = loadView(route.component)
        }
      }
      if (route.children != null && route.children && route.children.length) {
        route.children = filterAsyncRouter(route.children, route, isRewrite)
      }
      return true
    })
  }
  
  function filterChildren(childrenMap) {
    var children = []
    childrenMap.forEach((el) => {
      if (el.children && el.children.length) {
        if (el.component === 'ParentView') {
          el.children.forEach(c => {
            c.path = el.path + '/' + c.path
            if (c.children && c.children.length) {
              children = children.concat(filterChildren(c.children, c))
              return
            }
            children.push(c)
          })
          return
        }
      }
      children = children.concat(el)
    })
    return children
  }
  
  export const loadView = (view) => { // 路由懒加载
    return (resolve) => require([`@/views/${view}`], resolve)
  }
  
  export default permission
  