From 2db6888c511117a980a04159117c9e9db38e1c05 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian@dold.me>
Date: Mon, 18 Dec 2023 23:26:20 +0100
Subject: wallet-core: do not crash for payments with zero coins

---
 packages/taler-wallet-core/src/operations/pay-merchant.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'packages/taler-wallet-core')

diff --git a/packages/taler-wallet-core/src/operations/pay-merchant.ts b/packages/taler-wallet-core/src/operations/pay-merchant.ts
index 078f0faf9..fb8a6d898 100644
--- a/packages/taler-wallet-core/src/operations/pay-merchant.ts
+++ b/packages/taler-wallet-core/src/operations/pay-merchant.ts
@@ -152,7 +152,7 @@ export async function getTotalPaymentCost(
   ws: InternalWalletState,
   pcs: PayCoinSelection,
 ): Promise<AmountJson> {
-  const currency = Amounts.currencyOf(pcs.coinContributions[0]);
+  const currency = Amounts.currencyOf(pcs.paymentAmount);
   return ws.db
     .mktx((x) => [x.coins, x.denominations])
     .runReadOnly(async (tx) => {
-- 
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