Merge pull request #30826 from overleaf/oa-filter-out-once-coupons

[web] Filter out once coupons for Stripe

GitOrigin-RevId: 60aad9c557632c3a3a4b5e6d578d786feaa9508f

services/web/app/src/Features/Subscription/SubscriptionViewModelBuilder.mjs

@@ -270,6 +270,12 @@ async function buildUsersSubscriptionViewModel(user, locale = 'en') {
       isEligibleForPause = stripePauseAssignment.variant === 'enabled'
     }
 
+    let activeCoupons = paymentRecord.coupons
+    if (paymentRecord.subscription.service.includes('stripe')) {
+      // TODO: consider using discount.coupon.valid after removing Recurly
+      activeCoupons = activeCoupons.filter(ac => !ac.isSingleUse)
+    }
+
     personalSubscription.payment = {
       taxRate,
       billingDetailsLink:
@@ -292,7 +298,7 @@ async function buildUsersSubscriptionViewModel(user, locale = 'en') {
         paymentRecord.subscription.trialPeriodEnd
       ),
       trialEndsAt: paymentRecord.subscription.trialPeriodEnd,
-      activeCoupons: paymentRecord.coupons,
+      activeCoupons,
       accountEmail: paymentRecord.account.email,
       hasPastDueInvoice: paymentRecord.account.hasPastDueInvoice,
       pausedAt: paymentRecord.subscription.pausePeriodStart,

services/web/test/unit/src/Subscription/SubscriptionViewModelBuilder.test.mjs

@@ -724,6 +724,39 @@ describe('SubscriptionViewModelBuilder', function () {
         })
       })
 
+      it('filters out single-use coupons for stripe subscriptions', async function (ctx) {
+        ctx.paymentRecord.service = 'stripe-us'
+        const foreverCoupon = {
+          code: 'forever',
+          name: 'Forever',
+          isSingleUse: false,
+        }
+        const singleUseCoupon = {
+          code: 'once',
+          name: 'Once',
+          isSingleUse: true,
+        }
+        ctx.Modules.hooks.fire
+          .withArgs('getPaymentFromRecord', ctx.individualSubscription)
+          .yields(null, [
+            {
+              subscription: ctx.paymentRecord,
+              account: new PaymentProviderAccount({
+                email: 'example@example.com',
+                hasPastDueInvoice: false,
+              }),
+              coupons: [foreverCoupon, singleUseCoupon],
+            },
+          ])
+        const result =
+          await ctx.SubscriptionViewModelBuilder.promises.buildUsersSubscriptionViewModel(
+            ctx.user
+          )
+        assert.deepEqual(result.personalSubscription.payment.activeCoupons, [
+          foreverCoupon,
+        ])
+      })
+
       describe('isEligibleForGroupPlan', function () {
         it('is false when in trial', async function (ctx) {
           const msIn24Hours = 24 * 60 * 60 * 1000