From e7c42fcaca70e586ae4148fd8e3ea5aba55c642c Mon Sep 17 00:00:00 2001
From: nobswebdev <nobswebdev@noreply.git.nobswebdev.com>
Date: Sun, 6 Sep 2026 14:19:32 +0200
Subject: [PATCH] add resolveAtomicToCryptoConverter for payment method amount
 formatting.

---
 .../payment/resolveAtomicToCryptoConverter.ts    | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 backend/src/utils/payment/resolveAtomicToCryptoConverter.ts

diff --git a/backend/src/utils/payment/resolveAtomicToCryptoConverter.ts b/backend/src/utils/payment/resolveAtomicToCryptoConverter.ts
new file mode 100644
index 0000000..96ce90e
--- /dev/null
+++ b/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)}`);
+    }
+};