@vidal-community/vidal-web-components/vidal-substitution/services/prescribables-service.js

Vidal Web Components

import { Drug } from '../model/drug';
import { Vmp } from '../model/vmp';
import { DrugType } from '../enums/drug-types';
import { Prescribable } from '../model/prescribable';
import { Product } from '../model/product';
import { Package } from '../model/package';
import { Unit } from '../model/unit';
export function usePrescribableService() {
    return prescribableServiceInstance;
}
class PrescribablesService {
    async associatePrescribablesWithUcd(drug, prescribableFetchingSupplier) {
        const prescribables = await this.getPrescribablesFromDrug(drug, prescribableFetchingSupplier);
        for (const prescribable of prescribables) {
            prescribable.ucds = await this.getUcdsFromPrescribables(prescribable.id, prescribableFetchingSupplier);
        }
        return prescribables;
    }
    async getPrescribablesFromDrug(drug, prescribableFetchingSupplier) {
        const processPrescribables = async (drug) => {
            return await this.callPrescribablesApi(prescribableFetchingSupplier, drug);
        };
        if (drug instanceof Product) {
            let prescribables = [];
            for (const ucd of drug.ucd) {
                const ucdPrescribables = await processPrescribables(ucd);
                prescribables = [...prescribables, ...ucdPrescribables];
            }
            return prescribables;
        }
        if (drug instanceof Package) {
            return await processPrescribables(drug.ucd);
        }
        return await processPrescribables(drug);
    }
    async getUcdsFromPrescribables(prescribablesId, prescribableFetchingSupplier) {
        const drugs = [];
        const response = await prescribableFetchingSupplier(`/rest/api/prescribable/${prescribablesId}/ucds`).then((response) => response.text());
        const domParser = new DOMParser();
        const dom = domParser.parseFromString(response, 'text/xml');
        [...dom.querySelectorAll('entry')].forEach((entry) => {
            var _a, _b, _c, _d, _e, _f;
            const divisibilityAsString = (_b = (_a = entry.getElementsByTagName('vidal:divisibility')[0]) === null || _a === void 0 ? void 0 : _a.textContent) !== null && _b !== void 0 ? _b : '';
            let divisibility;
            if (divisibilityAsString && !isNaN(Number(divisibilityAsString))) {
                divisibility = Number(divisibilityAsString);
            }
            drugs.push(new Drug((_d = (_c = entry.getElementsByTagName('id')[0]) === null || _c === void 0 ? void 0 : _c.textContent) !== null && _d !== void 0 ? _d : '', (_f = (_e = entry.getElementsByTagName('vidal:name')[0]) === null || _e === void 0 ? void 0 : _e.textContent) !== null && _f !== void 0 ? _f : '', divisibility));
        });
        return drugs;
    }
    async getPrescribableRefUnit(prescribableId, fetchingSupplier) {
        var _a, _b, _c, _d;
        const response = await fetchingSupplier(`/rest/api/prescribable/${prescribableId}/units`);
        if (!response.ok) {
            return Promise.reject(`Cannot call prescribable API: ${response}`);
        }
        const domParser = new DOMParser();
        const dom = domParser.parseFromString(await response.text(), 'text/xml');
        const entry = dom.getElementsByTagName('entry')[0];
        const unitUri = (_b = (_a = entry.getElementsByTagName('id')[0]) === null || _a === void 0 ? void 0 : _a.textContent) !== null && _b !== void 0 ? _b : '';
        const unitShortName = (_d = (_c = entry.getElementsByTagName('vidal:shortName')[0]) === null || _c === void 0 ? void 0 : _c.textContent) !== null && _d !== void 0 ? _d : '';
        return new Unit(unitUri, unitShortName);
    }
    async callPrescribablesApi(prescribableFetchingSupplier, drug) {
        var _a, _b;
        if (!drug) {
            return [];
        }
        const response = await prescribableFetchingSupplier(this.buildUri(drug));
        if (!response.ok) {
            return Promise.reject(`Cannot call prescribable API: ${response}`);
        }
        const domParser = new DOMParser();
        const dom = domParser.parseFromString(await response.text(), 'text/xml');
        const prescribablesIds = [];
        for (const entry of [...dom.querySelectorAll('entry')]) {
            const prescribable = new Prescribable((_b = (_a = entry.getElementsByTagName('vidal:id')[0]) === null || _a === void 0 ? void 0 : _a.textContent) !== null && _b !== void 0 ? _b : '');
            prescribable.refUnit = await this.getPrescribableRefUnit(prescribable.id, prescribableFetchingSupplier);
            prescribablesIds.push(prescribable);
        }
        return prescribablesIds;
    }
    buildUri(drug) {
        const typeOfDrug = drug instanceof Vmp ? DrugType.VMP : DrugType.UCD;
        return `/rest/api/${typeOfDrug}/${this.getDrugId(drug)}/prescribables`;
    }
    getDrugId(drug) {
        return drug.uri.split('/').pop();
    }
}
const prescribableServiceInstance = new PrescribablesService();
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