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import { atom, useSetAtom } from "jotai";
import { useEffect } from "react";
import { apiClient, type User } from "../api/client";
// Primitive atoms
export const userAtom = atom<User | null>(null);
export const authLoadingAtom = atom<boolean>(true);
// Derived atom - checks if user is authenticated via apiClient
export const isAuthenticatedAtom = atom<boolean>((get) => {
// We need to trigger re-evaluation when user changes
get(userAtom);
return apiClient.isAuthenticated();
});
// Action atom - login
export const loginAtom = atom(
null,
async (
_get,
set,
{ username, password }: { username: string; password: string },
) => {
const response = await apiClient.login(username, password);
set(userAtom, response.user);
},
);
// Action atom - logout
export const logoutAtom = atom(null, (_get, set) => {
apiClient.logout();
set(userAtom, null);
});
// Hook to initialize auth state and subscribe to session expiration
export function useAuthInit() {
const setAuthLoading = useSetAtom(authLoadingAtom);
const setUser = useSetAtom(userAtom);
useEffect(() => {
// Check for existing auth on mount
const tokens = apiClient.getTokens();
if (tokens) {
// We have tokens stored, but we don't have user info cached
// For now, just set authenticated state. User info will be fetched when needed.
}
setAuthLoading(false);
// Subscribe to session expired events from the API client
const unsubscribe = apiClient.onSessionExpired(() => {
apiClient.logout();
setUser(null);
});
return unsubscribe;
}, [setAuthLoading, setUser]);
}
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