From 951f9784475eea3df5bc51e673564dbd1bce0e05 Mon Sep 17 00:00:00 2001
From: Katherine <katherine@signal.org>
Date: Tue, 12 Dec 2023 11:34:44 -0500
Subject: [PATCH] Use start of subscription period as fallback timestamp

---
 .../textsecuregcm/subscriptions/StripeManager.java            | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/subscriptions/StripeManager.java b/service/src/main/java/org/whispersystems/textsecuregcm/subscriptions/StripeManager.java
index f13637001..3f3d46bb3 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/subscriptions/StripeManager.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/subscriptions/StripeManager.java
@@ -616,8 +616,8 @@ private CompletableFuture<ReceiptItem> getReceiptForSubscription(InvoiceLineItem
     if (invoice.getStatusTransitions().getPaidAt() != null) {
       paidAt = Instant.ofEpochSecond(invoice.getStatusTransitions().getPaidAt());
     } else {
-      logger.warn("No paidAt timestamp exists for paid invoice {}, falling back to end of subscription period", invoice.getId());
-      paidAt = Instant.ofEpochSecond(subscriptionLineItem.getPeriod().getEnd());
+      logger.warn("No paidAt timestamp exists for paid invoice {}, falling back to start of subscription period", invoice.getId());
+      paidAt = Instant.ofEpochSecond(subscriptionLineItem.getPeriod().getStart());
     }
     return getProductForPrice(subscriptionLineItem.getPrice().getId()).thenApply(product -> new ReceiptItem(
         subscriptionLineItem.getId(),