Files
biggus-dickus/web/src/api/auth-redirect.ts
T

24 lines
863 B
TypeScript

type NavigateFn = (to: string, opts?: { replace?: boolean }) => void;
let navigateFn: NavigateFn | null = null;
/** Register (or clear) the router's navigate fn. Called by NavigationBridge. */
export function setNavigate(fn: NavigateFn | null): void {
navigateFn = fn;
}
/** Soft-redirect to login on a 401, preserving SPA state and the return path.
* Falls back to a hard navigation when no router navigate is registered yet
* (e.g. a 401 during the very first load). No-op when already on /login. */
export function redirectToLogin(): void {
const { pathname, search } = window.location;
if (pathname === "/login") return;
const from = encodeURIComponent(pathname + search);
const target = `/login?reason=expired&from=${from}`;
if (navigateFn) {
navigateFn(target, { replace: true });
} else {
window.location.assign(target);
}
}