import type { AuthResponse } from '@/entities/auth';

const ADMIN_STORAGE_KEY = 'vr_admin_session';

export const readStoredSession = (): AuthResponse | null => {
  if (typeof window === 'undefined') {
    return null;
  }

  const rawValue = window.localStorage.getItem(ADMIN_STORAGE_KEY);

  if (!rawValue) {
    return null;
  }

  try {
    return JSON.parse(rawValue) as AuthResponse;
  } catch {
    window.localStorage.removeItem(ADMIN_STORAGE_KEY);
    return null;
  }
};

export const storeSession = (session: AuthResponse | null) => {
  if (typeof window === 'undefined') {
    return;
  }

  if (!session) {
    window.localStorage.removeItem(ADMIN_STORAGE_KEY);
    return;
  }

  window.localStorage.setItem(ADMIN_STORAGE_KEY, JSON.stringify(session));
};