Login changes

src/App.vue

@@ -28,7 +28,7 @@ export default {
         }
     },
     async mounted() {
-        if (!await data.isLoggedIn()) {
+        if (!await data.currentUser()) {
             this.$router.push('/login')
         }
     }

src/data.js

@@ -90,7 +90,11 @@ export default {
         
         return await response.json();
     },
-    async isLoggedIn() {
+    async currentUser() {
+        if (user) {
+            return user;
+        }
+        
         var cookie = decodeURIComponent(document.cookie).split(";").find(cookie => cookie.trimStart().startsWith("user_id="));
         if (cookie) {
             const response = await fetch(BASE_URL + "/auth/refresh", {
@@ -98,10 +102,12 @@ export default {
                 credentials: "include",
             });
 
+            if (response.ok) {
                 user = await response.json();
             }
+        }
 
-        return user !== null;
+        return user;
     },
     async login(username) {
         const response = await fetch(BASE_URL + "/auth/login", {
@@ -113,7 +119,10 @@ export default {
             body: JSON.stringify({ username }),
         });
 
+        if (response.ok) {
             user = await response.json();
+        }
+
         return user;
     },
     async deleteRecipe(id) {