cost-frontend/src/permission.js

import router from "./router";
import NProgress from "nprogress";
import "nprogress/nprogress.css";
import { getToken } from "@/utils/auth";
import { isHttp } from "@/utils/validate";
import { isRelogin } from "@/service/request";
import useUserStore from "@/store/modules/user";
import useSettingsStore from "@/store/modules/settings";
import usePermissionStore from "@/store/modules/permission";

NProgress.configure({ showSpinner: false });

const whiteList = ["/login", "/register"];

router.beforeEach((to, from, next) => {
  NProgress.start();
  if (getToken()) {
    to.meta.title && useSettingsStore().setTitle(to.meta.title);
    /* has token*/
    if (to.path === "/login") {
      next({ path: "/" });
      NProgress.done();
    } else if (whiteList.indexOf(to.path) !== -1) {
      next();
    } else {
      if (useUserStore().roles.length === 0) {
        isRelogin.show = true;
        useUserStore()
          .getInfo()
          .then(() => {
            isRelogin.show = true;
            usePermissionStore()
              .generateRoutes()
              .then(routes => {
                routes.forEach(route => {
                  if (!isHttp(route.path)) {
                    router.addRoute(route); // 动态添加可访问路由表
                  }
                });
                next({ ...to, replace: true });
              });
          });
      } 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();
    }
  }
});

router.afterEach(() => {
  NProgress.done();
});