Function resolveDateRange

apps/api/src/agents/tools/helpers.ts:195–210

(filters?: PageContext['filters'])

 * — only relevant in tests / direct calls.
 */
export function resolveDateRange(filters?: PageContext['filters']): {
  startDate: string;
  endDate: string;
} {
  if (filters?.startDate || filters?.endDate) {
    return resolveDateRangeCore(filters.startDate, filters.endDate);
  }

  const range = filters?.range as IChartRange | undefined;
  if (range && PRESET_RANGES.has(range)) {
    const timezone = chatRunContext.getStore()?.timezone ?? 'UTC';
    return getDatesFromRange(range, timezone);
  }

  return resolveDateRangeCore(undefined, undefined);
}

/**
 * Extract `IChartEventFilter[]` from the chat's page context. The