65 lines
2.4 KiB
TypeScript
65 lines
2.4 KiB
TypeScript
import type { UtcDate } from "@repo/rdx-ddd";
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import { Maybe, Result } from "@repo/rdx-utils";
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import { CustomerInvoice } from "../aggregates";
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import { EntityIsNotProformaError, ProformaCannotBeConvertedToInvoiceError } from "../errors";
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import {
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CustomerInvoiceIsProformaSpecification,
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ProformaCanTranstionToIssuedSpecification,
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} from "../specs";
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import { type CustomerInvoiceNumber, CustomerInvoiceStatus } from "../value-objects";
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/**
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* Servicio de dominio que encapsula la lógica de emisión de factura definitiva desde una proforma.
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*/
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export class IssueCustomerInvoiceDomainService {
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private readonly isProformaSpec = new CustomerInvoiceIsProformaSpecification();
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private readonly isApprovedSpec = new ProformaCanTranstionToIssuedSpecification();
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/**
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* Convierte una proforma en factura definitiva.
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*
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* @param proforma - Entidad CustomerInvoice en estado proforma aprobada.
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* @param params.issueNumber - Número de la nueva factura.
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* @param params.issueDate - Fecha de emisión.
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* @returns Result<CustomerInvoice, Error> - Nueva factura emitida o error de dominio.
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*/
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public async issueFromProforma(
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proforma: CustomerInvoice,
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params: {
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issueNumber: CustomerInvoiceNumber;
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issueDate: UtcDate;
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}
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): Promise<Result<CustomerInvoice, Error>> {
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const { issueDate, issueNumber } = params;
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/** 1. Validar que la entidad origen es una proforma */
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if (!(await this.isProformaSpec.isSatisfiedBy(proforma))) {
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return Result.fail(new EntityIsNotProformaError(proforma.id.toString()));
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}
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/** 2. Validar que la proforma puede emitirse */
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if (!(await this.isApprovedSpec.isSatisfiedBy(proforma))) {
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return Result.fail(new ProformaCannotBeConvertedToInvoiceError(proforma.id.toString()));
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}
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/** 3. Generar la nueva factura definitiva (inmutable) */
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const proformaProps = proforma.getProps();
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const newInvoiceOrError = CustomerInvoice.create({
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...proformaProps,
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isProforma: false,
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proformaId: Maybe.some(proforma.id),
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status: CustomerInvoiceStatus.createIssued(),
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invoiceNumber: issueNumber,
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invoiceDate: issueDate,
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description: proformaProps.description.isNone() ? Maybe.some(".") : proformaProps.description,
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});
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if (newInvoiceOrError.isFailure) {
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return Result.fail(newInvoiceOrError.error);
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}
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return Result.ok(newInvoiceOrError.data);
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}
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}
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