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src/router/index.ts

@@ -33,7 +33,11 @@ const router = createRouter({
 
 router.beforeEach((to, from , next) => {
     if (to.path === "/login") {
-        next()
+        if (sessionStorage.getItem("sg_token")) {
+            location.replace('/')
+        } else {
+            next()
+        }
     } else {
         if (sessionStorage.getItem("sg_token")) {
             getInit(to, next)