import {
  CREATE,
  GET_BY_COMPANY_AND_NAME,
  GET_NEXT_SORT,
} from '../../sql/customergroup.js';
import { SUPPLIER_GROUP_NAME } from '../../sql/entity.js';

/** Ensure company has customergroup "Lieferanten"; return its id. */
export default async function ensureLieferantenGroup(pool, companyId, tx) {
  const req = () => (tx ?? pool).request();

  const existing = await req()
    .input('companyId', companyId)
    .input('name', SUPPLIER_GROUP_NAME)
    .query(GET_BY_COMPANY_AND_NAME);

  if (existing.recordset[0]) {
    return existing.recordset[0].id;
  }

  const next = await req()
    .input('companyId', companyId)
    .query(GET_NEXT_SORT);
  const sort = next.recordset[0].sort;

  const created = await req()
    .input('companyId', companyId)
    .input('name', SUPPLIER_GROUP_NAME)
    .input('sort', sort)
    .query(CREATE);

  return created.recordset[0].id;
}