import type { Period } from "fhir/r4";

// The report form holds an absent period as blank ends. Blank is not a value to FHIR, and a write
// carrying one is refused outright, so only the ends actually filled in are sent.
export const filledPeriod = (period?: { start?: string; end?: string } | null): Period | undefined => {
    const start = period?.start?.trim() || undefined;
    const end = period?.end?.trim() || undefined;
    if (!start && !end) return undefined;
    return { ...(start && { start }), ...(end && { end }) };
};