import { LIST_BY_ATTRIBUTE_ID as MSSQL_LIST } from '../../providers/mssql/queries/attributevalue.js';
import { LIST_BY_ATTRIBUTE_ID as SQLITE_LIST } from '../../providers/sqlite3/queries/attributevalue.js';
import resolveSelectedCompanyAccess from '../companyuser/resolveSelectedCompanyAccess.js';
import makeRunner from '../runner.js';

export default function listByAttributeId(provider) {
  const access = resolveSelectedCompanyAccess(provider);
  const sql = provider?.dialect === 'sqlite3' ? SQLITE_LIST : MSSQL_LIST;

  /**
   * Lists the values for an attribute.
   *
   * @param {number} googleAuthId - The id of the Google auth user.
   * @param {number} attributeId - The attribute id.
   * @param {object} [tx] - Optional transaction.
   * @returns {Promise<Array<{id: number, attributeId: number, value: string, sort: number, articleCount: number}>>}
   */
  return async (googleAuthId, attributeId, tx) => {
    if (!attributeId || !Number.isInteger(Number(attributeId))) {
      throw new Error('Invalid attributeId');
    }
    const { companyId } = await access(googleAuthId, tx);
    const result = await makeRunner(provider, tx).query(sql, {
      attributeId: Number(attributeId),
      companyId,
    });
    return result.rows.map((row) => ({
      id: row.id,
      attributeId: row.attributeId,
      value: row.value,
      sort: row.sort,
      articleCount: Number(row.articleCount ?? 0),
    }));
  };
}