Medplum

// SPDX-FileCopyrightText: Copyright Orangebot, Inc. and Medplum contributors // SPDX-License-Identifier: Apache-2.0 import { SNOMED } from '@medplum/core'; import type { ServiceRequest } from '@medplum/fhirtypes'; import { mapFhirToCcdaDateTime } from '../../datetime'; import { OID_PLAN_OF_CARE_ACTIVITY_OBSERVATION, OID_PLAN_OF_CARE_ACTIVITY_PROCEDURE } from '../../oids'; import { mapCodeableConceptToCcdaCode } from '../../systems'; import type { CcdaCode, CcdaEntry, CcdaId } from '../../types'; import type { FhirToCcdaConverter } from '../convert'; import { createTextFromExtensions, mapIdentifiers } from '../utils'; export function createPlanOfTreatmentServiceRequestEntry( _converter: FhirToCcdaConverter, resource: ServiceRequest ): CcdaEntry { // Under some circumstances, we need to use a `<procedure>` element instead of an `<observation>` element. // This is a pretty nasty interoperability quirk, but it's what C-CDA requires. // The quick 80/20 solution is to use `<procedure>` when ServiceRequest.code is a SNOMED CT code. const system = resource.code?.coding?.[0]?.system; if (system === SNOMED) { return { procedure: [ { '@_classCode': 'PROC', '@_moodCode': 'RQO', templateId: [ { '@_root': OID_PLAN_OF_CARE_ACTIVITY_PROCEDURE }, { '@_root': OID_PLAN_OF_CARE_ACTIVITY_PROCEDURE, '@_extension': '2014-06-09' }, { '@_root': OID_PLAN_OF_CARE_ACTIVITY_PROCEDURE, '@_extension': '2022-06-01' }, ], id: mapIdentifiers(resource.id, resource.identifier) as CcdaId[], code: mapCodeableConceptToCcdaCode(resource.code) as CcdaCode, statusCode: { '@_code': 'active' }, // USCDI v2 requires statusCode to be "active" effectiveTime: [{ '@_value': mapFhirToCcdaDateTime(resource.authoredOn) }], text: createTextFromExtensions(resource.extension), }, ], }; } const result: CcdaEntry = { observation: [ { '@_classCode': 'OBS', '@_moodCode': 'RQO', templateId: [{ '@_root': OID_PLAN_OF_CARE_ACTIVITY_OBSERVATION }], id: mapIdentifiers(resource.id, resource.identifier), code: mapCodeableConceptToCcdaCode(resource.code), statusCode: { '@_code': mapPlanOfTreatmentStatus(resource.status) }, effectiveTime: [{ '@_value': mapFhirToCcdaDateTime(resource.occurrenceDateTime) }], text: createTextFromExtensions(resource.extension), }, ], }; return result; } export function mapPlanOfTreatmentStatus(status: ServiceRequest['status'] | undefined): string { switch (status) { case 'completed': return 'completed'; case 'entered-in-error': return 'cancelled'; default: return 'active'; } }