permission.js
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import NProgress from "nprogress";
import router from "./index";
import store from "../store";
// 获取角色信息，根据用户权限动态加载路由
router.beforeEach((to, from, next) => {
NProgress.start();
let fromRouteName = from.name
if (fromRouteName == '随堂问报表分析') {
sessionStorage.setItem('isFromAskDetail', 1)
} else {
sessionStorage.setItem('isFromAskDetail', "")
}
if (fromRouteName == '即时测报表分析') {
sessionStorage.setItem('isFromTestDetail', 1)
} else {
sessionStorage.setItem('isFromTestDetail', "")
}
if (to.path === "/login") {
next();
} else {
if (store.getters.token) {
if ((to.path == '/device' && from.path == '/deviceLog') || (to.path == '/device' && from.path == '/deviceError')) {
to.query.back = true
}
next();
} else {
if (store.getters.info && store.getters.addRouters) {
store.commit("setToken", "isLogin");
let userInfo = store.getters.info;
let authorityRouterObj = userInfo.permissions.filter((item) => {
return item.roleName == userInfo.showRoleName;
});
store.commit("setRouters", [...authorityRouterObj[0]?.authorityRouter]);
store.commit("setInfo", { ...userInfo });
store.getters.addRouters.forEach((res) => {
router.addRoute(res);
});
router.addRoute({
path: "*",
redirect: "/404",
hidden: true,
children: [],
});
next({ path: to.fullPath });
} else {
if (store.getters.code) {
next();
} else {
if (to.path === "/login") {
next();
} else {
next({ path: "/login" });
}
}
}
}
}
});
router.afterEach(() => {
NProgress.done();
});
router.onError((error) => {
const pattern = /Loading chunk (\d)+ failed/g;
const isChunkLoadFailed = error.message.match(pattern);
const targetPath = router.history.pending.fullPath;
if (isChunkLoadFailed) {
router.replace(targetPath);
}
});