permission.js

import router 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
              const origin = router.options.routes.find((item) => {
                return item.redirect === "index";
              });
              // 隐藏
              origin.children[0].hidden = true;
              // 挑战
              if (accessRoutes[0].children) {
                next({ ...accessRoutes[0].children[0] });
              }
              // console.log('accessRoutes[0].children',accessRoutes)
            });
          })
          .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();
    }
  }
});

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