gin-vue-admin 2.0代码重构

web/src/permission.js

@@ -0,0 +1,49 @@
+import router from './router'
+import { store } from '@/store/index'
+
+let asyncRouterFlag = 0
+
+const whiteList = ['login', 'register']
+
+router.beforeEach(async(to, from, next) => {
+    const token = store.getters['user/token']
+        // if (token) {
+        //     const expiresAt = store.getters['user/expiresAt']
+        //     const nowUnix = new Date().getTime()
+        //     const hasExpires = (expiresAt - nowUnix) < 0
+        //     if (hasExpires) {
+        //         store.dispatch['user/claerAll']
+        //     }
+        // }
+        // 在白名单中的判断情况
+    if (whiteList.indexOf(to.name) > -1) {
+        if (token) {
+            next({ path: '/layout/dashbord' })
+        } else {
+            next()
+        }
+    } else {
+        // 不在白名单中并且已经登陆的时候
+        if (token) {
+            // 添加flag防止多次获取动态路由和栈溢出
+            if (!asyncRouterFlag) {
+                asyncRouterFlag++
+                await store.dispatch('router/SetAsyncRouter')
+                const asyncRouters = store.getters['router/asyncRouters']
+                router.addRoutes(asyncRouters)
+                next({...to, replace: true })
+            } else {
+                next()
+            }
+        }
+        // 不在白名单中并且未登陆的时候
+        if (!token) {
+            next({
+                name: "login",
+                query: {
+                    redirect: document.location.hash
+                }
+            })
+        }
+    }
+})