feat: Clean up payment links endpoints

packages/server/src/services/PaymentLinks/PaymentLinksApplication.ts

@@ -0,0 +1,37 @@
+import { Inject, Service } from 'typedi';
+import { GetInvoicePaymentLinkMetadata } from './GetInvoicePaymentLinkMetadata';
+import { CreateInvoiceCheckoutSession } from './CreateInvoiceCheckoutSession';
+import { StripeInvoiceCheckoutSessionPOJO } from '@/interfaces/StripePayment';
+
+@Service()
+export class PaymentLinksApplication {
+  @Inject()
+  private getInvoicePaymentLinkMetadataService: GetInvoicePaymentLinkMetadata;
+
+  @Inject()
+  private createInvoiceCheckoutSessionService: CreateInvoiceCheckoutSession;
+
+  /**
+   * Retrieves the invoice payment link.
+   * @param {string} paymentLinkId
+   * @returns {}
+   */
+  public getInvoicePaymentLink(paymentLinkId: string) {
+    return this.getInvoicePaymentLinkMetadataService.getInvoicePaymentLinkMeta(
+      paymentLinkId
+    );
+  }
+
+  /**
+   * Create the invoice payment checkout session from the given payment link id.
+   * @param {string} paymentLinkId - Payment link id.
+   * @returns {Promise<StripeInvoiceCheckoutSessionPOJO>}
+   */
+  public createInvoicePaymentCheckoutSession(
+    paymentLinkId: string
+  ): Promise<StripeInvoiceCheckoutSessionPOJO> {
+    return this.createInvoiceCheckoutSessionService.createInvoiceCheckoutSession(
+      paymentLinkId
+    );
+  }
+}