text: import { defaultRouter, addRouter } from '@/router/index'
  
  const routerData = {
    state: {
      routers: [],
      addRouters: []
    },
    mutations: {
      setRouters: (state, routers) => {
        state.addRouters = routers // 保存动态路由用来addRouter
        state.routers = defaultRouter.concat(routers) // 所有有权限的路由表，用来生成菜单列表
      }
    },
    actions: {
      newRoutes ({ commit }, role) {
        //  通过递归路由表，删除掉没有权限的路由
        function eachSelect (routers, userRole) {
          for (let j = 0; j < routers.length; j++) {
            if (routers[j].meta && routers[j].meta.role.length && routers[j].meta.role.indexOf(userRole) === -1) {
              routers.splice(j, 1)
              j = j !== 0 ? j - 1 : j
            }
            if (routers[j].children && routers[j].children.length) {
              eachSelect(routers[j].children, userRole)
            }
          }
        }
        // 拷贝这个数组是因为做权限测试的时候可以从低级切回到高级角色，仅限演示，正式开发时省略这步直接使用 addRouter
        // 仅限演示
        let newArr = [...addRouter]
        eachSelect(newArr, role)
        commit('setRouters', newArr)
  
        // 正式开发
        // eachSelect(addRouter, role)
        // commit('setRouters', addRouter)
      }
    }
  }
  
  export default routerData
  