feat(nestjs): migrate to NestJS

packages/server/src/modules/Attachments/events/AttachmentsOnPaymentsReceived.ts

@@ -0,0 +1,125 @@
+import { isEmpty } from 'lodash';
+import {
+  IPaymentReceivedCreatedPayload,
+  IPaymentReceivedCreatingPayload,
+  IPaymentReceivedDeletingPayload,
+  IPaymentReceivedEditedPayload,
+} from '@/modules/PaymentReceived/types/PaymentReceived.types';
+import { ValidateAttachments } from '../ValidateAttachments';
+import { OnEvent } from '@nestjs/event-emitter';
+import { Injectable } from '@nestjs/common';
+import { UnlinkAttachment } from '../UnlinkAttachment';
+import { LinkAttachment } from '../LinkAttachment';
+import { events } from '@/common/events/events';
+
+@Injectable()
+export class AttachmentsOnPaymentsReceived {
+  constructor(
+    private readonly linkAttachmentService: LinkAttachment,
+    private readonly unlinkAttachmentService: UnlinkAttachment,
+    private readonly validateDocuments: ValidateAttachments,
+  ) {}
+
+  /**
+   * Validates the attachment keys on creating payment.
+   * @param {IPaymentReceivedCreatingPayload}
+   * @returns {Promise<void>}
+   */
+  @OnEvent(events.paymentReceive.onCreating)
+  async validateAttachmentsOnPaymentCreate({
+    paymentReceiveDTO,
+  }: IPaymentReceivedCreatingPayload): Promise<void> {
+    if (isEmpty(paymentReceiveDTO.attachments)) {
+      return;
+    }
+    const documentKeys = paymentReceiveDTO?.attachments?.map((a) => a.key);
+
+    await this.validateDocuments.validate(documentKeys);
+  }
+
+  /**
+   * Handles linking the attachments of the created payment.
+   * @param {IPaymentReceivedCreatedPayload}
+   * @returns {Promise<void>}
+   */
+  @OnEvent(events.paymentReceive.onCreated)
+  async handleAttachmentsOnPaymentCreated({
+    paymentReceiveDTO,
+    paymentReceive,
+    trx,
+  }: IPaymentReceivedCreatedPayload): Promise<void> {
+    if (isEmpty(paymentReceiveDTO.attachments)) return;
+
+    const keys = paymentReceiveDTO.attachments?.map(
+      (attachment) => attachment.key,
+    );
+    await this.linkAttachmentService.bulkLink(
+      keys,
+      'PaymentReceive',
+      paymentReceive.id,
+      trx,
+    );
+  }
+
+  /**
+   * Handles unlinking all the unpresented keys of the edited payment.
+   * @param {IPaymentReceivedEditedPayload}
+   */
+  @OnEvent(events.paymentReceive.onEdited)
+  private async handleUnlinkUnpresentedKeysOnPaymentEdited({
+    paymentReceiveDTO,
+    oldPaymentReceive,
+    trx,
+  }: IPaymentReceivedEditedPayload) {
+    const keys = paymentReceiveDTO.attachments?.map(
+      (attachment) => attachment.key,
+    );
+    await this.unlinkAttachmentService.unlinkUnpresentedKeys(
+      keys,
+      'PaymentReceive',
+      oldPaymentReceive.id,
+      trx,
+    );
+  }
+
+  /**
+   * Handles linking all the presented keys of the edited payment.
+   * @param {IPaymentReceivedEditedPayload}
+   * @returns {Promise<void>}
+   */
+  @OnEvent(events.paymentReceive.onEdited)
+  async handleLinkPresentedKeysOnPaymentEdited({
+    paymentReceiveDTO,
+    oldPaymentReceive,
+    trx,
+  }: IPaymentReceivedEditedPayload) {
+    if (isEmpty(paymentReceiveDTO.attachments)) return;
+
+    const keys = paymentReceiveDTO.attachments?.map(
+      (attachment) => attachment.key,
+    );
+    await this.linkAttachmentService.bulkLink(
+      keys,
+      'PaymentReceive',
+      oldPaymentReceive.id,
+      trx,
+    );
+  }
+
+  /**
+   * Unlink all attachments once the payment deleted.
+   * @param {ISaleInvoiceDeletedPayload}
+   * @returns {Promise<void>}
+   */
+  @OnEvent(events.paymentReceive.onDeleting)
+  async handleUnlinkAttachmentsOnPaymentDelete({
+    oldPaymentReceive,
+    trx,
+  }: IPaymentReceivedDeletingPayload) {
+    await this.unlinkAttachmentService.unlinkAllModelKeys(
+      'PaymentReceive',
+      oldPaymentReceive.id,
+      trx,
+    );
+  }
+}