fix: Update stripe customer email when a user updates cal.com email (#15299)

* fix: Update stripe customer email when a user updates cal.com email

* Only update email on stripe if stripe is enabled and if there is a stripeAccountId already associated with the user

---------

Co-authored-by: Joe Au-Yeung <65426560+joeauyeung@users.noreply.github.com>

apps/web/pages/api/auth/verify-email.ts

@@ -1,8 +1,10 @@
 import type { NextApiRequest, NextApiResponse } from "next";
 import { z } from "zod";
 
+import stripe from "@calcom/app-store/stripepayment/lib/server";
 import dayjs from "@calcom/dayjs";
 import { WEBAPP_URL } from "@calcom/lib/constants";
+import { IS_STRIPE_ENABLED } from "@calcom/lib/constants";
 import { prisma } from "@calcom/prisma";
 import { userMetadata } from "@calcom/prisma/zod-utils";
 
@@ -66,7 +68,6 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
         id: true,
       },
     });
-
     if (existingUser) {
       return res.status(401).json({ message: USER_ALREADY_EXISTING_MESSAGE });
     }
@@ -101,6 +102,12 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
       },
     });
 
+    if (IS_STRIPE_ENABLED && userMetadataParsed.stripeCustomerId) {
+      await stripe.customers.update(userMetadataParsed.stripeCustomerId, {
+        email: updatedEmail,
+      });
+    }
+
     // The user is trying to update the email to an already existing unverified secondary email of his
     // so we swap the emails and its verified status
     if (existingSecondaryUser?.userId === user.id) {