From be77ee284a819f7932831bd85e88c47c655addb2 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Mon, 7 Sep 2020 15:54:22 +0530
Subject: dynamic pay request timeout

---
 packages/taler-wallet-core/src/operations/pay.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

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

diff --git a/packages/taler-wallet-core/src/operations/pay.ts b/packages/taler-wallet-core/src/operations/pay.ts
index 6452a11ae..50f863e48 100644
--- a/packages/taler-wallet-core/src/operations/pay.ts
+++ b/packages/taler-wallet-core/src/operations/pay.ts
@@ -68,6 +68,8 @@ import {
   durationMax,
   durationMin,
   isTimestampExpired,
+  durationMul,
+  durationAdd,
 } from "../util/time";
 import { strcmp, canonicalJson } from "../util/helpers";
 import {
@@ -614,8 +616,8 @@ function getProposalRequestTimeout(proposal: ProposalRecord): Duration {
   );
 }
 
-function getPurchaseRequestTimeout(purchase: PurchaseRecord): Duration {
-  return { d_ms: 5000 };
+function getPayRequestTimeout(purchase: PurchaseRecord): Duration {
+  return durationMul({ d_ms: 5000 }, 1 + purchase.payCoinSelection.coinPubs.length / 20);
 }
 
 async function processDownloadProposalImpl(
@@ -936,7 +938,7 @@ export async function submitPay(
 
     const resp = await ws.runSequentialized([EXCHANGE_COINS_LOCK], () =>
       ws.http.postJson(payUrl, reqBody, {
-        timeout: getPurchaseRequestTimeout(purchase),
+        timeout: getPayRequestTimeout(purchase),
       }),
     );
 
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