import { DEFAULT_HOST_CUSTOMER_ID } from "@/lib/constants/host-service";

/** Redis 宿主两步会话 TTL（秒） */
export const HOST_PUBLIC_SESSION_TTL_SECONDS = 30 * 60;

export const HOST_PUBLIC_SESSION_PREFIX = "host:public:session:";

/** 是否开放 /api/host/* 免 Token（后期改 false 并配 Token 即可启用鉴权） */
export function isHostPublicApiEnabled(): boolean {
  return process.env.HOST_PUBLIC_API_ENABLED === "true";
}

export function hostPublicDefaultCustomerId(): string {
  return (
    process.env.HOST_PUBLIC_DEFAULT_CUSTOMER_ID?.trim() ||
    DEFAULT_HOST_CUSTOMER_ID
  );
}

/** 宿主同步 submit 服务端轮询间隔（毫秒）；embed 前端仍用 POLL_INTERVAL_MS=2s */
export const HOST_QUOTE_POLL_INTERVAL_MS_DEFAULT = 500;

export function getHostQuotePollIntervalMs(): number {
  const raw = process.env.HOST_QUOTE_POLL_INTERVAL_MS?.trim();
  if (!raw) {
    return HOST_QUOTE_POLL_INTERVAL_MS_DEFAULT;
  }
  const parsed = Number.parseInt(raw, 10);
  if (!Number.isFinite(parsed) || parsed < 100) {
    return HOST_QUOTE_POLL_INTERVAL_MS_DEFAULT;
  }
  return Math.min(parsed, 2_000);
}