import type { FindingRecord } from '../domain/finding';
import { gpoWorkSettingIdentity } from '../features/results-browser/work-record-lookup';

/**
 * Cross-timeslot key of a GPO Work record: its scope and technical identity, the same key the comparison
 * uses (`identityKey`). Read from the record's Raw Data fields like the Core report projection, because a
 * rolled-up setting's record ID does not always carry them; the setting ID form is the fallback.
 */
export function gpoRecordSettingKey(record: FindingRecord): string | undefined {
  const field = (label: string) => record.fields.find(item => item.label === label)?.value;
  const scope = field('Scope');
  const identity = field('Technical Identity');
  if (scope && identity) return JSON.stringify([scope, identity]);
  const fromId = gpoWorkSettingIdentity(record.id);
  return fromId ? JSON.stringify([fromId.scope, fromId.settingId]) : undefined;
}