From 3051ceb4b8722f416b4202ebac726f18b8ab1493 Mon Sep 17 00:00:00 2001
From: Manav Bokinala <manav@mbokinala.com>
Date: Wed, 7 Jan 2026 04:37:15 -0800
Subject: [PATCH] Add checkout promotion and UI params

---
 src/client/index.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/client/index.ts b/src/client/index.ts
index bd0bbaa..50302b4 100644
--- a/src/client/index.ts
+++ b/src/client/index.ts
@@ -160,6 +160,8 @@ export class StripeSubscriptions {
       subscriptionMetadata?: Record<string, string>;
       /** Metadata to attach to the payment intent (only for mode: "payment") */
       paymentIntentMetadata?: Record<string, string>;
+      allow_promotion_codes?: boolean
+      ui_mode?: "custom" | "embedded" | "hosted"
     },
   ) {
     const stripe = new StripeSDK(this.apiKey);
@@ -175,6 +177,8 @@ export class StripeSubscriptions {
       success_url: args.successUrl,
       cancel_url: args.cancelUrl,
       metadata: args.metadata || {},
+      allow_promotion_codes: args.allow_promotion_codes,
+      ui_mode: args.ui_mode
     };
 
     if (args.customerId) {