/** 供 `apiJson` 调用，避免直接依赖 React；由 AppProviders 注册实现。 */
type AuthEventsImpl = {
  on401: (msg: string) => void;
  on403: (msg: string) => void;
};

let impl: Partial<AuthEventsImpl> = {};
let last401At = 0;

export function registerAuthEvents(next: Partial<AuthEventsImpl>) {
  impl = next;
}

/** 同一秒内合并多次 401，避免并发请求重复弹窗 */
export function emit401Unauthorized(msg: string) {
  const now = Date.now();
  if (now - last401At < 800) {
    return;
  }
  last401At = now;
  impl.on401?.(msg);
}

export function emit403Forbidden(msg: string) {
  impl.on403?.(msg);
}