import axios from "axios";
import { CustomError } from "@nimee/error-handler";

const port = process.env.USER_PORT;
const basePath = process.env.IS_LOCAL === "true" ? `http://127.0.0.1:${port}` : "http://user";
const baseUrl = `${basePath}/user`;

/**
 * Client for the user-service voucher-source routes (external voucher redemption, #801).
 * Only the internal `resolve` is used by the backend — it returns the source WITH credentials and is
 * gated to the fixed JWT_ADMIN service token. (The public grid is read by the FE directly.)
 */
export class VoucherSourceClient {
  /** Fetch a voucher source WITH its decrypted credentials via the internal JWT_ADMIN-only resolve route. */
  async resolve(params: { jwt: string; id: string }) {
    const { jwt, id } = params;
    if (!jwt || !id) {
      throw new CustomError("params_missing_voucher_source_resolve", 400, `id: ${id}`);
    }
    const response = await axios.get(`${baseUrl}/voucher-source/${id}/resolve`, { headers: { jwt } });
    return response?.data;
  }
}