hberp/hb_client/src/permission.js

75 lines
2.4 KiB
JavaScript

import router from './router'
import store from './store'
import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { getToken } from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'
NProgress.configure({ showSpinner: false }) ;// NProgress Configuration
const whiteList = ['/login']; // no redirect whitelist
router.beforeEach(async(to, from, next) => {
// start progress bar
NProgress.start();
// set page title
document.title = getPageTitle(to.meta.title);
// determine whether the user has logged in
const hasToken = getToken();
if (hasToken) {
if (to.path === '/login') {
// if is logged in, redirect to the home page
next({ path: '/' });
NProgress.done()
} else {
// determine whether the user has obtained his permission perms through getInfo
const hasPerms = store.getters.perms && store.getters.perms.length > 0;
if (hasPerms) {
next()
} else {
try {
// get user info
// note: perms must be a object array! such as: ['admin'] or ,['developer','editor']
const { perms } = await store.dispatch('user/getInfo');
// generate accessible routes map based on perms
const accessRoutes = await store.dispatch('permission/generateRoutes', perms);
// dynamically add accessible routes
router.addRoutes(accessRoutes);
// hack method to ensure that addRoutes is complete
// set the replace: true, so the navigation will not leave a history record
next({ ...to, replace: true })
} catch (error) {
// remove token and go to login page to re-login
await store.dispatch('user/resetToken');
Message.error(error || 'Has Error');
next(`/login?redirect=${to.path}`);
NProgress.done()
}
}
}
} else {
/* has no token*/
if (to.path === '/index'){
next()
}else if (whiteList.indexOf(to.path) !== -1) {
// in the free login whitelist, go directly
next()
} else {
// other pages that do not have permission to access are redirected to the login page.
next(`/login?redirect=${to.path}`);
NProgress.done()
}
}
});
router.afterEach(() => {
// finish progress bar
NProgress.done()
});