import router from './router'
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import { ElMessage } from 'element-plus'
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import NProgress from 'nprogress'
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import 'nprogress/nprogress.css'
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import { getToken } from '@/utils/auth'
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import { isHttp } from '@/utils/validate'
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import { isRelogin } from '@/utils/request'
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import useUserStore from '@/store/modules/user'
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import useSettingsStore from '@/store/modules/settings'
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import usePermissionStore from '@/store/modules/permission'
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import useTagsViewStore from '@/store/modules/tagsView'
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NProgress.configure({ showSpinner: false });
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const whiteList = ['/login', '/register', '/energy','/social-callback']
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/**
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* 查找最深层的子菜单并构建完整路径
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*/
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function findDeepestPath(route) {
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if (!route) return { path: null, query: null };
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// 首先添加当前节点的路径
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let currentNode = route;
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let pathSegments = [];
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if (currentNode.path) {
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pathSegments.push(currentNode.path);
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}
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// 逐层添加子路径
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while (currentNode.children && currentNode.children.length > 0) {
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const firstChild = currentNode.children.find(child => !child.hidden);
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if (!firstChild) break;
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// 跳过ParentView类型的中间节点
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if (firstChild.component === 'ParentView' ||
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(typeof firstChild.component === 'object' &&
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firstChild.component.name === 'ParentView')) {
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currentNode = firstChild;
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// 如果路径不是以/开头，则添加到路径片段中
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if (!firstChild.path.startsWith('/')) {
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pathSegments.push(firstChild.path);
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} else {
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// 如果是绝对路径，则替换之前所有路径
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pathSegments = [firstChild.path];
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}
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continue;
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}
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// 普通节点处理
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currentNode = firstChild;
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// 如果路径不是以/开头，则添加到路径片段中
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if (!firstChild.path.startsWith('/')) {
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pathSegments.push(firstChild.path);
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} else {
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// 如果是绝对路径，则替换之前所有路径
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pathSegments = [firstChild.path];
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}
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// 如果到达叶子节点，则结束查找
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if (!firstChild.children || firstChild.children.length === 0) {
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break;
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}
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}
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// 构建最终路径
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let targetPath = '';
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if (pathSegments.length > 0) {
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// 如果第一段不是以/开头，添加/
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if (!pathSegments[0].startsWith('/')) {
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pathSegments[0] = '/' + pathSegments[0];
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}
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// 组合路径
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targetPath = pathSegments.reduce((fullPath, segment, index) => {
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if (segment.startsWith('/')) {
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return segment;
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} else if (index === 0) {
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return segment;
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} else {
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// 确保路径之间不会出现重复的斜杠
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const base = fullPath.endsWith('/') ? fullPath.slice(0, -1) : fullPath;
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const part = segment.startsWith('/') ? segment : '/' + segment;
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return `${base}${part}`;
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}
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});
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}
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return {
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path: targetPath,
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query: currentNode.query
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};
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}
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router.beforeEach((to, from, next) => {
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NProgress.start()
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if (getToken()) {
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to.meta.title && useSettingsStore().setTitle(to.meta.title)
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/* has token*/
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if (to.path === '/login') {
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next({ path: '/' })
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NProgress.done()
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} else if (whiteList.indexOf(to.path) !== -1) {
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next()
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} else {
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if (useUserStore().roles.length === 0) {
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isRelogin.show = true
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// 判断当前用户是否已拉取完user_info信息
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useUserStore().getInfo().then(() => {
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isRelogin.show = false
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usePermissionStore().generateRoutes().then(accessRoutes => {
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// 根据roles权限生成可访问的路由表
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accessRoutes.forEach(route => {
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if (!isHttp(route.path)) {
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router.addRoute(route) // 动态添加可访问路由表
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}
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})
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// 如果是首页，自动重定向到第一个菜单
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if (to.path === '/' || to.path === '/index') {
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const permissionStore = usePermissionStore()
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const topMenus = permissionStore.topbarRouters.filter(menu => !menu.hidden)
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if (topMenus.length > 0) {
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// 跳转到第一个菜单
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const firstMenu = topMenus[0]
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// 查找最深层的子菜单并构建路径
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const { path, query } = findDeepestPath(firstMenu);
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if (path) {
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// 有最深层子菜单，跳转到该菜单
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if (query) {
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next({ path, query, replace: true });
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} else {
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next({ path, replace: true });
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}
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return;
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} else if (firstMenu.children && firstMenu.children.length > 0) {
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// 使用原有逻辑
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const firstChild = firstMenu.children[0]
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const childPath = firstMenu.path.endsWith('/') ? firstMenu.path + firstChild.path : `${firstMenu.path}/${firstChild.path}`
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next({ path: childPath, replace: true })
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return
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} else {
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// 没有子菜单，直接跳转
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next({ path: firstMenu.path, replace: true })
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return
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}
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}
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}
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next({ ...to, replace: true }) // hack方法 确保addRoutes已完成
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})
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}).catch(err => {
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useUserStore().logOut().then(() => {
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ElMessage.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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// 如果是首页，自动重定向到第一个菜单
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if (to.path === '/' || to.path === '/index') {
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const permissionStore = usePermissionStore()
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const topMenus = permissionStore.topbarRouters.filter(menu => !menu.hidden)
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if (topMenus.length > 0) {
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// 跳转到第一个菜单
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const firstMenu = topMenus[0]
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// 查找最深层的子菜单并构建路径
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const { path, query } = findDeepestPath(firstMenu);
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if (path) {
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// 有最深层子菜单，跳转到该菜单
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if (query) {
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next({ path, query, replace: true });
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} else {
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next({ path, replace: true });
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}
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return;
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} else if (firstMenu.children && firstMenu.children.length > 0) {
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// 使用原有逻辑
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const firstChild = firstMenu.children[0]
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const childPath = firstMenu.path.endsWith('/') ? firstMenu.path + firstChild.path : `${firstMenu.path}/${firstChild.path}`
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next({ path: childPath, replace: true })
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return
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} else {
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// 没有子菜单，直接跳转
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next({ path: firstMenu.path, replace: true })
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return
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}
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}
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}
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// 自动处理带有重定向的路由
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if (to.matched.length > 0 && to.matched[0].path === to.path) {
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const currentRouteConfig = router.getRoutes().find(r => r.path === to.path);
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if (currentRouteConfig && currentRouteConfig.children && currentRouteConfig.children.length > 0) {
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// 有子路由，自动导航到最深层子菜单
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const { path, query } = findDeepestPath(currentRouteConfig);
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if (path && path !== to.path) {
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if (query) {
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next({ path, query, replace: true });
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} else {
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next({ path, replace: true });
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}
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return;
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}
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}
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}
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next()
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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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next(`/login?redirect=${to.fullPath}`) // 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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// 移除所有可能的首页标签
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const tagsViewStore = useTagsViewStore();
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if (tagsViewStore && tagsViewStore.visitedViews) {
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tagsViewStore.visitedViews = tagsViewStore.visitedViews.filter(
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tag => tag.path !== '/index' && tag.path !== '/' && tag.name !== 'Index'
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);
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}
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})
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