import { defineWrappedResponseHandler } from "#server/utils/handler";
import { R } from "#server/utils/response";
import { getAgentBySlug } from "#server/service/agent/agent";
import { agentRowToCard } from "#server/service/a2a/converter";

export default defineWrappedResponseHandler(async (event) => {
  const agentSlug = getRouterParam(event, "agentSlug");
  if (!agentSlug) {
    return R.error("参数无效", null);
  }

  const agent = await getAgentBySlug(agentSlug);
  if (!agent) {
    return R.error("agent 不存在", null);
  }

  const protocol = event.node.req.headers["x-forwarded-proto"] ?? "http";
  const host = event.node.req.headers.host ?? "localhost";
  const baseUrl = `${protocol}://${host}`;

  const card = agentRowToCard(agent, baseUrl);
  return card;
});