/** Who to message about a correction, and the message to send them. */
import type { Condition, Procedure, Reference } from 'fhir/r4';

// A correction goes through messaging to whoever authored the record, never an edit in place.
export const resolveProcedureAuthorReference = (procedure: Procedure): Reference | undefined => {
    const performer = procedure.performer?.find((p) => p.actor?.reference?.startsWith('Practitioner/'))?.actor;
    if (performer) return performer;
    if (procedure.recorder?.reference?.startsWith('Practitioner/')) return procedure.recorder;
    if (procedure.asserter?.reference?.startsWith('Practitioner/')) return procedure.asserter;
    return undefined;
};

// Only a care-team record is corrected by request; a patient's own Condition is edited directly.
export const isConditionRecordedByCareTeam = (condition: Condition): boolean =>
    [condition.recorder?.reference, condition.asserter?.reference]
        .some((reference) => /^(Practitioner|PractitionerRole)\//.test(reference ?? ''));

export const isProcedureRecordedByCareTeam = (procedure: Procedure): boolean =>
    [...(procedure.performer ?? []).map((p) => p.actor?.reference), procedure.recorder?.reference, procedure.asserter?.reference]
        .some((reference) => /^(Practitioner|PractitionerRole)\//.test(reference ?? ''));

export const resolveConditionAuthorReference = (condition: Condition): Reference | undefined => {
    if (condition.recorder?.reference?.startsWith('Practitioner/')) return condition.recorder;
    if (condition.asserter?.reference?.startsWith('Practitioner/')) return condition.asserter;
    return undefined;
};

export const buildCorrectionRequestMessage = (recordLabel: string, note: string): string =>
    `I'd like to request a correction to this record: ${recordLabel}. Here's what I think is wrong: ${note.trim()}`;