Function useSessionManager

frontend/hooks/auth/useSessionManager.ts:57–229

()

// ============================================================================

export function useSessionManager() {
  const { isSpeedMode, isDeploymentReady } = useDeployment();
  const reconcileExpiryRef = useRef<() => void>(() => {});

  useEffect(() => {
    if (isSpeedMode || !isDeploymentReady) return;

    if (!hasAuthCookies()) {
      return;
    }

    if (checkSessionValid()) {
      return;
    }

    handleSessionExpired();
  }, [isSpeedMode, isDeploymentReady]);

  /**
   * Proactive session expiry watcher
   * Triggers session-expired even if user does not make any API request
   */
  useEffect(() => {
    if (isSpeedMode || !isDeploymentReady) return;

    let timeoutId: number | null = null;
    let intervalId: number | null = null;

    const clearTimers = () => {
      if (timeoutId !== null) {
        window.clearTimeout(timeoutId);
        timeoutId = null;
      }
      if (intervalId !== null) {
        window.clearInterval(intervalId);
        intervalId = null;
      }
    };

    const scheduleExpiryCheck = () => {
      clearTimers();

      const expiresAt = getTokenExpiresAt();
      if (expiresAt === null) {
        return;
      }

      const now = Date.now();
      const delayMs = expiresAt * 1000 - now;

      if (delayMs <= 0) {
        handleSessionExpired();
        return;
      }

      timeoutId = window.setTimeout(() => {
        if (!checkSessionValid()) {
          handleSessionExpired();