From d2be988e5fb2801345fbe22e5469fd459f8a688a Mon Sep 17 00:00:00 2001
From: Christopher Rogers <chrissrogers@gmail.com>
Date: Mon, 15 Jul 2024 23:59:28 -0700
Subject: [PATCH] Allows subscription quantities of zero on Pricing instances

---
 lib/recurly/pricing/subscription/calculations.js | 4 +++-
 lib/recurly/pricing/subscription/index.js        | 5 +++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/recurly/pricing/subscription/calculations.js b/lib/recurly/pricing/subscription/calculations.js
index c2dfb271d..b22d02c31 100644
--- a/lib/recurly/pricing/subscription/calculations.js
+++ b/lib/recurly/pricing/subscription/calculations.js
@@ -272,7 +272,9 @@ export default class Calculations {
     const plan = this.items.plan;
     if (!plan) return { amount: 0, setup_fee: 0 };
     let price = plan.price[this.items.currency];
-    price.amount = price.unit_amount * (plan.quantity || 1);
+    let quantity = parseInt(plan.quantity, 10);
+    if (isNaN(quantity)) quantity = 1;
+    price.amount = price.unit_amount * quantity;
     return price;
   }
 
diff --git a/lib/recurly/pricing/subscription/index.js b/lib/recurly/pricing/subscription/index.js
index 2acc5937f..3d8026819 100644
--- a/lib/recurly/pricing/subscription/index.js
+++ b/lib/recurly/pricing/subscription/index.js
@@ -371,8 +371,9 @@ export default class SubscriptionPricing extends Pricing {
 
     // options.quantity, plan.quantity, 1
     if (plan && plan.quantity) quantity = plan.quantity;
-    if (options.quantity) quantity = parseInt(options.quantity, 10);
-    if (!quantity || quantity < 1) quantity = 1;
+
+    if ('quantity' in options) quantity = parseInt(options.quantity, 10);
+    if (isNaN(quantity) || quantity < 0) quantity = 1;
 
     return { currentPlan: plan, quantity, planCode, options, done };
   }