From efe10a9fc402848fba0eda21c59baed5e30dc368 Mon Sep 17 00:00:00 2001
From: ht <hikmet@texmart.com>
Date: Sun, 6 Sep 2026 17:51:46 +0300
Subject: [PATCH] require boolean Stripe cancellation state

---
 server/billing.mjs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/server/billing.mjs b/server/billing.mjs
index 6153098..00e86ce 100644
--- a/server/billing.mjs
+++ b/server/billing.mjs
@@ -230,6 +230,7 @@ export async function cancelSubscription({ subId, neden, aciklama }) {
   if (!res.ok) throw new Error(data?.error?.message || `Stripe hatası: HTTP ${res.status}`);
   if (typeof data.id !== 'string' || !data.id.trim() || typeof data.status !== 'string' || !data.status.trim())
     throw new Error('Stripe abonelik iptal yanıtı geçersiz.');
+  if (typeof data.cancel_at_period_end !== 'boolean') throw new Error('Stripe iptal durumu geçersiz.');
   if (data.cancel_at != null && (!Number.isSafeInteger(data.cancel_at) || data.cancel_at <= 0))
     throw new Error('Stripe iptal tarihi geçersiz.');
   return {