import { GET_BY_COMPANY_AND_ID as MSSQL_GET_BY_COMPANY_AND_ID } from '../../providers/mssql/queries/customergroup.js';
import { GET_BY_COMPANY_AND_ID as SQLITE_GET_BY_COMPANY_AND_ID } from '../../providers/sqlite3/queries/customergroup.js';
import makeRunner from '../runner.js';

/** Ensure customergroup belongs to company. Throws Customer group not found. */
export default function resolveCustomerGroupAccess(provider) {
  const sql =
    provider?.dialect === 'sqlite3'
      ? SQLITE_GET_BY_COMPANY_AND_ID
      : MSSQL_GET_BY_COMPANY_AND_ID;

  return async (companyId, customergroupId, tx) => {
    if (!Number.isFinite(customergroupId)) {
      throw new Error('Customer group not found');
    }

    const result = await makeRunner(provider, tx).query(sql, {
      id: customergroupId,
      companyId,
    });

    const row = result.rows[0];
    if (!row) {
      throw new Error('Customer group not found');
    }
    return row;
  };
}