108 lines
3.7 KiB
JavaScript
108 lines
3.7 KiB
JavaScript
import router from './router'
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import store from './store'
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import { Message } from 'element-ui'
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import NProgress from 'nprogress'
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import 'nprogress/nprogress.css'
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import { getAccessToken } from '@/utils/auth'
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import { isRelogin } from '@/utils/request'
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NProgress.configure({ showSpinner: false })
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/**
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* 从菜单树中查找 jumpFlag===1 的默认跳转路径
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* 若打标在父节点则取其下第一个可见叶子路径；若在叶子则直接返回该路径
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*/
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function findDefaultPathFromMenus(menus) {
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if (!Array.isArray(menus) || menus.length === 0) return null
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function dfs(list, parentPath = '') {
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for (const item of list) {
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if (item.visible === false) continue
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const rawPath = item.path || ''
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const currentPath = rawPath.startsWith('/')
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? rawPath
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: `${parentPath}/${rawPath}`.replace(/\/+/g, '/')
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if (item.jumpFlag === 1) {
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if (item.children && item.children.length > 0) {
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const childPath = dfs(item.children, currentPath)
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return childPath != null ? childPath : currentPath
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}
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return currentPath
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}
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if (item.children && item.children.length > 0) {
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const found = dfs(item.children, currentPath)
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if (found != null) return found
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}
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}
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return null
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}
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return dfs(menus)
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}
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// 增加三方登陆 update by 芋艿
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const whiteList = ['/login', '/social-login', '/auth-redirect', '/bind', '/register', '/oauthLogin/gitee']
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router.beforeEach((to, from, next) => {
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NProgress.start()
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if (getAccessToken()) {
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to.meta.title && store.dispatch('settings/setTitle', to.meta.title)
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/* has token*/
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if (to.path === '/login') {
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next({ path: store.getters.defaultPath || '/' })
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NProgress.done()
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} else {
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if (store.getters.roles.length === 0) {
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isRelogin.show = true
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// 获取字典数据 add by 芋艿
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store.dispatch('dict/loadDictDatas')
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// 获取部门权限
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store.dispatch('GetLevel')
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// 判断当前用户是否已拉取完 user_info 信息
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store.dispatch('GetInfo').then(userInfo => {
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isRelogin.show = false
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// 触发 GenerateRoutes 事件时，将 menus 菜单树传递进去
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store.dispatch('GenerateRoutes', userInfo.menus).then(accessRoutes => {
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// 根据 roles 权限生成可访问的路由表
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router.addRoutes(accessRoutes) // 动态添加可访问路由表
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const defaultPath = findDefaultPathFromMenus(userInfo.menus) || '/'
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store.dispatch('SetDefaultPath', defaultPath)
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// 仅当目标为根路径 '/' 时跳默认页；否则保持当前路径（含刷新场景），避免刷新被误判为“未匹配”而跳到默认页
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if (to.path === '/') {
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next({ path: defaultPath, replace: true })
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} else {
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next({ ...to, replace: true }) // hack方法 确保addRoutes已完成，当前页刷新时保留 to 的路径
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}
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})
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}).catch(err => {
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store.dispatch('LogOut').then(() => {
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Message.error(err)
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next({ path: '/' })
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})
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})
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} else {
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if (to.path === '/') {
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const defaultPath = store.getters.defaultPath || '/'
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next({ path: defaultPath, replace: true })
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} else {
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next()
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}
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}
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}
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} else {
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// 没有token
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if (whiteList.indexOf(to.path) !== -1) {
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// 在免登录白名单，直接进入
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next()
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} else {
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const redirect = encodeURIComponent(to.fullPath) // 编码 URI，保证参数跳转回去后，可以继续带上
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next(`/login?redirect=${redirect}`) // 否则全部重定向到登录页
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NProgress.done()
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}
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}
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})
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router.afterEach(() => {
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NProgress.done()
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})
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