type UnknownMap = Record<string, unknown>;

function objectValue(value: unknown): UnknownMap | null {
  return value && typeof value === "object" && !Array.isArray(value)
    ? value as UnknownMap
    : null;
}

export function intelligenceSummary(value: unknown) {
  const intelligence = objectValue(value);
  const location = objectValue(intelligence?.location);
  const locationLabel = [location?.city, location?.region, location?.countryCode ?? location?.country]
    .filter((value): value is string => typeof value === "string" && value.length > 0)
    .join(", ");
  const classification = typeof intelligence?.classification === "string"
    ? intelligence.classification
    : null;

  return {
    location: locationLabel || null,
    classification,
  };
}

export function eventIpSummary(data: UnknownMap) {
  return intelligenceSummary(data.ipIntelligence);
}