Medplum

// SPDX-FileCopyrightText: Copyright Orangebot, Inc. and Medplum contributors // SPDX-License-Identifier: Apache-2.0 import { isCodeableConcept, isCoding } from '@medplum/core'; import type { CodeableConcept, Coding, MedicationKnowledge } from '@medplum/fhirtypes'; import { useMedplum } from '@medplum/react-hooks'; import { useCallback, useState } from 'react'; import { DOSESPOT_ADD_FAVORITE_MEDICATION_BOT, DOSESPOT_SEARCH_MEDICATIONS_BOT } from './common'; export interface DoseSpotClinicFormularyReturn { state: DoseSpotClinicFormularyState; /** * Search for DoseSpot Medications and returns array of temporary MedicationKnowledge objects that are not yet saved to the FHIR server */ readonly searchMedications: (searchTerm: string) => Promise<CodeableConcept[]>; /** * Set the currently selected medication. Can be set as a CodeableConcept or a Coding, but state is always stored as a CodeableConcept */ readonly setSelectedMedication: (medication: CodeableConcept | Coding | undefined) => void; /** * Set the directions for the currently selected medication */ readonly setSelectedMedicationDirections: (directions: string | undefined) => void; /** * Save a DoseSpot Medication to the Clinic's favorites and returns the MedicationKnowledge object that was saved */ readonly saveFavoriteMedication: () => Promise<MedicationKnowledge>; /** * Clear the state */ readonly clear: () => void; } export interface DoseSpotClinicFormularyState { selectedMedication: CodeableConcept | undefined; directions: string | undefined; } export function useDoseSpotClinicFormulary(): DoseSpotClinicFormularyReturn { const [directions, privateSetDirections] = useState<string | undefined>(undefined); const [selectedMedication, privateSetSelectedMedication] = useState<CodeableConcept | undefined>(undefined); const medplum = useMedplum(); const state: DoseSpotClinicFormularyState = { selectedMedication, directions }; const saveFavoriteMedication = useCallback(async (): Promise<MedicationKnowledge> => { if (!selectedMedication) { throw new Error('Must select a medication before adding a favorite medication'); } //Add the directions to the medicationKnowledge object const medicationKnowledgeWithDirections = { resourceType: 'MedicationKnowledge', code: { ...selectedMedication }, administrationGuidelines: [ { dosage: [ { dosage: [ { patientInstruction: directions || '', }, ], type: { coding: [ { system: 'https://dosespot.com/patient-instructions', }, ], }, }, ], }, ], }; return medplum.executeBot(DOSESPOT_ADD_FAVORITE_MEDICATION_BOT, medicationKnowledgeWithDirections); }, [selectedMedication, directions, medplum]); const searchMedications = useCallback( async (searchTerm: string): Promise<CodeableConcept[]> => { return (await medplum.executeBot(DOSESPOT_SEARCH_MEDICATIONS_BOT, { name: searchTerm })) as CodeableConcept[]; }, [medplum] ); const setSelectedMedicationDirections = (directions: string | undefined): void => { privateSetDirections(directions); }; const setSelectedMedication = (medication: CodeableConcept | Coding | undefined): void => { let medicationToSet: CodeableConcept | undefined; if (isCodeableConcept(medication)) { medicationToSet = { ...medication }; } else if (isCoding(medication)) { medicationToSet = { text: medication.display || '', coding: [medication], }; } privateSetSelectedMedication(medicationToSet); }; const clear = (): void => { privateSetSelectedMedication(undefined); privateSetDirections(undefined); }; return { state, searchMedications, setSelectedMedication, setSelectedMedicationDirections, saveFavoriteMedication, clear, }; }