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fix(auth): implement token expiration handling and graceful re-authentication (fix #1052) #156

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fix(auth): implement token expiration handling and graceful re-authentication (fix #1052) #156

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16 changes: 14 additions & 2 deletions frontend/src/context/AuthContext.jsx
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Original file line number Diff line number Diff line change
Expand Up @@ -12,14 +12,12 @@ export const AuthProvider = ({ children }) => {
const hasChecked = useRef(false);

useEffect(() => {

if (hasChecked.current) return;
hasChecked.current = true;

const checkAuth = async () => {
try {
const response = await api.get("/auth/me");

if (response.data.user) {
setUser(response.data.user);
} else {
Expand All @@ -36,6 +34,20 @@ export const AuthProvider = ({ children }) => {
checkAuth();
}, []);

useEffect(() => {
const handleUnauthorized = () => {
setUser((prevUser) => {
if (prevUser) {
toast.error("Session expired. Please login again.");
}
return null;
});
};

window.addEventListener("auth:unauthorized", handleUnauthorized);
return () => window.removeEventListener("auth:unauthorized", handleUnauthorized);
}, []);

const register = async (userData) => {
try {
const response = await api.post("/auth/register", userData);
Expand Down
7 changes: 4 additions & 3 deletions frontend/src/lib/axios.js
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Original file line number Diff line number Diff line change
Expand Up @@ -14,12 +14,13 @@ api.interceptors.response.use(
(response) => response,
(error) => {
if (error.response?.status === 401) {
console.log("Unauthorized - but not redirecting immediately");

const url = error.config?.url || "";
if (!url.includes("/auth/login") && !url.includes("/auth/register")) {
window.dispatchEvent(new CustomEvent("auth:unauthorized"));
}
}
return Promise.reject(error);
}
);

export default api;

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