expose payment label and multi-crypto amounts in admin order invoice view.

backend/src/modules/order/services/OrderService.spec.ts

@@ -210,11 +210,45 @@ describe('OrderService', () => {
                     accessToken: 'plain-token',
                     checkoutInvoice: expect.objectContaining({
                         statusLabel: 'Payment confirmed',
+                        paymentLabel: 'XMR',
                         expectedTotalCrypto: '0.10000000'
                     })
                 })
             );
         });
+
+        it('formats bitcoin checkout invoice amounts for the admin order view', async () => {
+            const storedOrder = {
+                ...buildStoredOrder(),
+                checkoutInvoice: {
+                    id: 'invoice-1',
+                    fiatCurrency: 'USD',
+                    paymentMethod: PaymentMethod.Btc,
+                    expectedTotalAtomic: '100000000',
+                    expiresAt: new Date('2099-01-01T00:00:00.000Z'),
+                    btcDetails: { fiatPerBtcAtCreation: 60_000, requiredConfirmations: 1 },
+                    moneroDetails: null,
+                    payments: [{ id: 'pay-1', amountAtomic: '100000000', confirmations: 1, txHash: 'tx-1' }],
+                    reason: InvoiceReason.Checkout
+                }
+            } as unknown as Order;
+
+            orderDetailQueryBuilder.getOne.mockResolvedValue(storedOrder);
+
+            const result = await service.findById('order-1');
+
+            expect(result.checkoutInvoice).toEqual(
+                expect.objectContaining({
+                    paymentLabel: 'BTC',
+                    expectedTotalCrypto: '1.00000000',
+                    payments: [
+                        expect.objectContaining({
+                            amountCrypto: '1.00000000'
+                        })
+                    ]
+                })
+            );
+        });
     });
 
     describe('setDeliveryCost', () => {

backend/src/modules/order/services/OrderService.ts

@@ -8,7 +8,9 @@ import { formatInvoicePaymentConfirmationStatus } from '../../../utils/invoice/f
 import { resolveInvoiceStatusMessage } from '../../../utils/invoice/resolveInvoiceStatusMessage';
 import { resolveInvoiceRequiredConfirmations } from '../../../utils/invoice/resolveInvoiceRequiredConfirmations';
 import type { InvoiceState } from '../../../utils/invoice/types/InvoiceState';
-import { convertXmrAtomicToXmr } from '../../../utils/monero/convertXmrAtomicToXmr';
+import type { CryptoAtomicConverter } from '../../../types/CryptoAtomicConverter';
+import { paymentMethodLabel } from '../../../consts/paymentMethodLabel';
+import { resolveAtomicToCryptoConverter } from '../../../utils/payment/resolveAtomicToCryptoConverter';
 import type { Invoice } from '../../payment/entities/Invoice';
 import type { InvoicePayment } from '../../payment/entities/InvoicePayment';
 import type { InvoiceExtended } from '../../payment/types/InvoiceExtended';
@@ -182,24 +184,31 @@ export class OrderService {
 
         const statusLabel = invoiceState ? resolveInvoiceStatusMessage(invoiceState) : null;
 
-        const expectedTotalCrypto = convertXmrAtomicToXmr(invoice.expectedTotalAtomic);
+        const convertAtomicToCrypto = resolveAtomicToCryptoConverter(invoice.paymentMethod);
+
+        const expectedTotalCrypto = convertAtomicToCrypto(invoice.expectedTotalAtomic);
 
         const payments = (invoice.payments ?? []).map(payment =>
-            this.toInvoicePaymentExtended(payment, requiredConfirmations)
+            this.toInvoicePaymentExtended(payment, requiredConfirmations, convertAtomicToCrypto)
         );
 
         return {
             ...invoice,
             statusLabel,
+            paymentLabel: paymentMethodLabel[invoice.paymentMethod],
             expectedTotalCrypto,
             payments
         };
     }
 
-    private toInvoicePaymentExtended(payment: InvoicePayment, requiredConfirmations: number): InvoicePaymentExtended {
+    private toInvoicePaymentExtended(
+        payment: InvoicePayment,
+        requiredConfirmations: number,
+        convertAtomicToCrypto: CryptoAtomicConverter
+    ): InvoicePaymentExtended {
         const isConfirmed = payment.confirmations >= requiredConfirmations;
 
-        const amountCrypto = convertXmrAtomicToXmr(payment.amountAtomic);
+        const amountCrypto = convertAtomicToCrypto(payment.amountAtomic);
 
         const confirmationsLabel = formatInvoicePaymentConfirmationStatus({
             confirmations: payment.confirmations,

backend/src/modules/payment/types/InvoiceExtended.ts

@@ -4,6 +4,7 @@ import type { InvoiceStatusLabel } from '../../../utils/invoice/types/InvoiceSta
 
 export type InvoiceExtended = Omit<Invoice, 'payments'> & {
     statusLabel: InvoiceStatusLabel | null;
+    paymentLabel: string;
     expectedTotalCrypto: string;
     payments: InvoicePaymentExtended[];
 };

backend/src/utils/payment/resolveAtomicToCryptoConverter.ts

@@ -0,0 +1,16 @@
+import { InternalServerErrorException } from '@nestjs/common';
+import { PaymentMethod } from '../../modules/payment/types/PaymentMethod';
+import type { CryptoAtomicConverter } from '../../types/CryptoAtomicConverter';
+import { convertBtcAtomicToBtc } from '../bitcoin/convertBtcAtomicToBtc';
+import { convertXmrAtomicToXmr } from '../monero/convertXmrAtomicToXmr';
+
+export const resolveAtomicToCryptoConverter = (paymentMethod: PaymentMethod): CryptoAtomicConverter => {
+    switch (paymentMethod) {
+        case PaymentMethod.Xmr:
+            return convertXmrAtomicToXmr;
+        case PaymentMethod.Btc:
+            return convertBtcAtomicToBtc;
+        default:
+            throw new InternalServerErrorException(`Unsupported payment method: ${String(paymentMethod)}`);
+    }
+};