From bd1a25dbaec0c7772e78c35ff3d4346b5a6e03ea Mon Sep 17 00:00:00 2001
From: Kristina <7614497+khjrtbrg@users.noreply.github.com>
Date: Wed, 21 May 2025 11:45:29 +0200
Subject: [PATCH] Merge pull request #25732 from
 overleaf/kh-stripe-preview-addon-purchase

[web] add support for previewing add-on changes for Stripe

GitOrigin-RevId: 46e7d0b96bf0935a4a3afcaf03d7a6f3c26d2108
---
 .../src/Features/Subscription/PlansLocator.js |  2 ++
 .../Subscription/SubscriptionController.js    |  9 +++++--
 .../Subscription/SubscriptionHandler.js       | 24 +++++--------------
 3 files changed, 15 insertions(+), 20 deletions(-)

diff --git a/services/web/app/src/Features/Subscription/PlansLocator.js b/services/web/app/src/Features/Subscription/PlansLocator.js
index a418e23b78..24343e1109 100644
--- a/services/web/app/src/Features/Subscription/PlansLocator.js
+++ b/services/web/app/src/Features/Subscription/PlansLocator.js
@@ -38,6 +38,8 @@ const recurlyPlanCodeToStripeLookupKey = {
   group_professional_educational: 'group_professional_educational',
   group_collaborator: 'group_standard_enterprise',
   group_collaborator_educational: 'group_standard_educational',
+  assistant_annual: 'error_assist_annual',
+  assistant: 'error_assist_monthly',
 }
 
 /**
diff --git a/services/web/app/src/Features/Subscription/SubscriptionController.js b/services/web/app/src/Features/Subscription/SubscriptionController.js
index d0025c460b..9b2cec1398 100644
--- a/services/web/app/src/Features/Subscription/SubscriptionController.js
+++ b/services/web/app/src/Features/Subscription/SubscriptionController.js
@@ -335,7 +335,11 @@ async function previewAddonPurchase(req, res) {
     return HttpErrorHandler.notFound(req, res, `Unknown add-on: ${addOnCode}`)
   }
 
-  const paymentMethod = await RecurlyClient.promises.getPaymentMethod(userId)
+  /** @type {PaymentMethod[]} */
+  const paymentMethod = await Modules.promises.hooks.fire(
+    'getPaymentMethod',
+    userId
+  )
 
   let subscriptionChange
   try {
@@ -376,7 +380,7 @@ async function previewAddonPurchase(req, res) {
       },
     },
     subscriptionChange,
-    paymentMethod
+    paymentMethod[0]
   )
 
   await SplitTestHandler.promises.getAssignment(
@@ -482,6 +486,7 @@ async function previewSubscription(req, res, next) {
       userId,
       planCode
     )
+  /** @type {PaymentMethod[]} */
   const paymentMethod = await Modules.promises.hooks.fire(
     'getPaymentMethod',
     userId
diff --git a/services/web/app/src/Features/Subscription/SubscriptionHandler.js b/services/web/app/src/Features/Subscription/SubscriptionHandler.js
index 332aa0d8ca..39a44f305f 100644
--- a/services/web/app/src/Features/Subscription/SubscriptionHandler.js
+++ b/services/web/app/src/Features/Subscription/SubscriptionHandler.js
@@ -262,24 +262,12 @@ async function extendTrial(subscription, daysToExend) {
  * @return {Promise<PaymentProviderSubscriptionChange>}
  */
 async function previewAddonPurchase(userId, addOnCode) {
-  const subscription = await getSubscriptionForUser(userId)
-
-  try {
-    await RecurlyClient.promises.getAddOn(subscription.planCode, addOnCode)
-  } catch (err) {
-    if (err instanceof recurly.errors.NotFoundError) {
-      throw new NotFoundError({
-        message: 'Add-on not found',
-        info: { addOnCode },
-      })
-    }
-    throw err
-  }
-
-  const changeRequest = subscription.getRequestForAddOnPurchase(addOnCode)
-  const change =
-    await RecurlyClient.promises.previewSubscriptionChange(changeRequest)
-  return change
+  const change = await Modules.promises.hooks.fire(
+    'previewAddOnPurchase',
+    userId,
+    addOnCode
+  )
+  return change[0]
 }
 
 /**