import type { Patient } from 'fhir/r4';
import { calculateAge, patientAgeLabel } from '../../../../utils/dateUtils';

const SEX: Record<string, string> = { male: 'Male', female: 'Female', other: 'Other' };

/** Who a patient is at a glance in the directory: age and sex, in the shared wording. */
export const patientDirectoryLine = (patient: Patient): string | undefined => {
    const parts = [
        patientAgeLabel(patient.birthDate ? calculateAge(patient.birthDate) : null),
        patient.gender ? SEX[patient.gender] : undefined,
    ].filter(Boolean);
    return parts.length ? parts.join(' · ') : undefined;
};