permission.js
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import Vue from 'vue'
import router from './router'
import store from './store'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import {ACCESS_TOKEN, INDEX_MAIN_PAGE_PATH, OAUTH2_LOGIN_PAGE_PATH} from '@/store/mutation-types'
import {generateIndexRouter, isOAuth2AppEnv} from '@/utils/util'
NProgress.configure({showSpinner: false}) // NProgress Configuration
const whiteList = ['/user/login', '/user/register', '/user/register-result', '/user/alteration','/user/systemTokenModal'] // no redirect whitelist
whiteList.push(OAUTH2_LOGIN_PAGE_PATH)
router.beforeEach((to, from, next) => {
//update-begin---author:scott ---date:2022-10-13 for：[jeecg-boot/issues/4091]多级路由缓存问题 #4091-----------
//解决三级菜单无法缓存问题
//参考： https://blog.csdn.net/qq_37322135/article/details/126013301
//参考： https://blog.csdn.net/cwin8951/article/details/106644118
// if (to.matched && to.matched.length > 3) {
// to.matched.splice(2, to.matched.length - 3)
// }
if (to.matched && to.matched.length > 4) {
to.matched.splice(3, to.matched.length - 4)
}
NProgress.start() // start progress bar
if (Vue.ls.get(ACCESS_TOKEN)) {
/* has token */
if (to.path === '/user/login' || to.path === OAUTH2_LOGIN_PAGE_PATH) {
next({path: INDEX_MAIN_PAGE_PATH})
NProgress.done()
} else {
if (store.getters.permissionList.length === 0) {
store.dispatch('GetPermissionList').then(res => {
const menuData = res.result.menu;
//console.log(res.message)
if (menuData === null || menuData === "" || menuData === undefined) {
return;
}
let constRoutes = [];
constRoutes = generateIndexRouter(menuData);
// 添加主界面路由
store.dispatch('UpdateAppRouter', {constRoutes}).then(() => {
// 根据roles权限生成可访问的路由表
// 动态添加可访问路由表
router.addRoutes(store.getters.addRouters)
const redirect = decodeURIComponent(from.query.redirect || to.path)
if (to.path === redirect) {
// hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
next({...to, replace: true})
} else {
// 跳转到目的路由
next({path: redirect})
}
})
})
.catch(() => {
/* notification.error({
message: '系统提示',
description: '请求用户信息失败，请重试！'
})*/
store.dispatch('Logout').then(() => {
next({path: '/user/login', query: {redirect: to.fullPath}})
})
})
} else {
next()
}
}
} else {
if (whiteList.indexOf(to.path) !== -1) {
// 在免登录白名单，如果进入的页面是login页面并且当前是OAuth2app环境，就进入OAuth2登录页面
if (to.path === '/user/login' && isOAuth2AppEnv()) {
next({path: OAUTH2_LOGIN_PAGE_PATH})
} else {
// 在免登录白名单，直接进入
next()
}
NProgress.done()
} else {
// 如果当前是在OAuth2APP环境，就跳转到OAuth2登录页面
let path = isOAuth2AppEnv() ? OAUTH2_LOGIN_PAGE_PATH : '/user/login'
next({path: path, query: {redirect: to.fullPath}})
NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
}
}
})
router.afterEach(() => {
NProgress.done() // finish progress bar
})