permission.js

import router, { route } from "./router";
import store from "./store";
import { Message } from "element-ui";
import NProgress from "nprogress";
import "nprogress/nprogress.css";
import { getToken } from "@/utils/auth";

NProgress.configure({ showSpinner: false });

const whiteList = ["/login", "/auth-redirect", "/bind", "/register"];

router.beforeEach((to, from, next) => {
  NProgress.start();
  if (getToken()) {
    /* has token*/
    if (to.path === "/login") {
      next({ path: "/" });
      NProgress.done();
    } else {
      if (store.getters.roles.length === 0) {
        // 判断当前用户是否已拉取完user_info信息
        store
          .dispatch("GetInfo")
          .then(() => {
            store.dispatch("GenerateRoutes").then(accessRoutes => {
              // 根据roles权限生成可访问的路由表
              router.addRoutes(accessRoutes); // 动态添加可访问路由表
              // next({ ...to, replace: true }); // hack方法 确保addRoutes已完成
              // 跳转去第一个路由
              const myHome = accessRoutes[0]?.children.filter(
                item => !item.hidden
              )[0];
              // 跳转去第一个子元素当主页
              if (to.path == "/enterprise/mapView") {
                next({ ...myHome, replace: true });
              } else {
                next({ ...to, replace: true });
              }
            });
          })
          .catch(err => {
            store.dispatch("LogOut").then(() => {
              Message.error(err);
              next({ path: "/" });
            });
          });
      } else {
        next();
      }
    }
  } else {
    // 没有token
    if (whiteList.indexOf(to.path) !== -1) {
      // 在免登录白名单，直接进入
      next();
    } else {
      next(`/login?redirect=${to.fullPath}`); // 否则全部重定向到登录页
      NProgress.done();
    }
  }
});

export const getRouter = () => {};
router.afterEach((to, from) => {
  // 查找只有一个菜单的目录
  const parentPath = to.matched[0].path;
  let arr = store.state.permission.topbarRouters
    .filter(item => {
      return item.path == parentPath;
    })[0]?.children.filter(item => {
      return item.hidden == false;
    });
  if (arr&&arr.length == 1 || to.path == "/enterprise/mapView") {
    store.dispatch("app/toggleDevice", "mobile");
    store.dispatch("app/closeSideBar", { withoutAnimation: true });
  } else {
    store.dispatch("app/toggleDevice", "desktop");
    store.dispatch("app/closeSideBar", { withoutAnimation: false });
  }
  NProgress.done();
});