import type { H3Event } from "h3";
import { randomBytes } from "node:crypto";

const TEMP_TOKEN_COOKIE = "agent_temp_token";
const TEMP_TOKEN_TTL_MS = 2 * 60 * 60 * 1000;

export function generateTempToken(): string {
  return randomBytes(32).toString("hex");
}

export function setTempTokenCookie(event: H3Event, token: string): void {
  setCookie(event, TEMP_TOKEN_COOKIE, token, {
    httpOnly: true,
    secure: process.env.NODE_ENV === "production",
    sameSite: "lax",
    maxAge: TEMP_TOKEN_TTL_MS / 1000,
    path: "/",
  });
}

export function getTempTokenFromCookie(event: H3Event): string | null {
  return getCookie(event, TEMP_TOKEN_COOKIE) ?? null;
}

export function clearTempTokenCookie(event: H3Event): void {
  deleteCookie(event, TEMP_TOKEN_COOKIE, { path: "/" });
}

export function getTempTokenTtlMs(): number {
  return TEMP_TOKEN_TTL_MS;
}