import type { AuthUser } from '../api/types';

const KEY = 'pcm.family.session';

export interface Session {
  token: string;
  user: AuthUser;
  /** 绑定的被照护孕妇档案 ID（家属受授权查看） */
  boundPatientId: string | null;
}

export function loadSession(): Session | null {
  try {
    const raw = localStorage.getItem(KEY);
    return raw ? (JSON.parse(raw) as Session) : null;
  } catch {
    return null;
  }
}

export function saveSession(session: Session): void {
  localStorage.setItem(KEY, JSON.stringify(session));
}

export function clearSession(): void {
  localStorage.removeItem(KEY);
}