fix(payments-legacy): support cms localization

Because:

- Legacy mapper was not using localization data from the CMS

This commit:

- Updated legacy mapper to utilize localization data.

Closes #FXA-10436

libs/payments/legacy/src/lib/stripe-mapper.service.spec.ts

@@ -147,8 +147,9 @@ describe('StripeMapperService', () => {
       expect(nonMatchingPlans[0].split(' - ')[1]).toBe('webIconURL');
     });
 
-    it('should return data from cms', async () => {
+    it('should return data from cms default locale if no localization data is available', async () => {
       const expected = PurchaseWithDetailsOfferingContentTransformedFactory();
+      expected.purchaseDetails.data.attributes.localizations.data = [];
       mockCMSConfigUtil.transformedPurchaseWithCommonContentForPlanId.mockReturnValueOnce(
         expected
       );
@@ -178,6 +179,39 @@ describe('StripeMapperService', () => {
       expect(nonMatchingPlans).toHaveLength(0);
     });
 
+    it('should return data from cms for locale when available', async () => {
+      const expected = PurchaseWithDetailsOfferingContentTransformedFactory();
+      mockCMSConfigUtil.transformedPurchaseWithCommonContentForPlanId.mockReturnValueOnce(
+        expected
+      );
+      const productMetadata = {
+        productSet: 'set',
+        productOrder: 'order',
+      };
+      const stripePlan = StripePlanFactory() as Stripe.Plan;
+      stripePlan.product = StripeProductFactory({
+        metadata: productMetadata,
+      });
+      const { mappedPlans, nonMatchingPlans } =
+        await stripeMapper.mapCMSToStripePlans([stripePlan], 'en', false);
+      const actualProduct = mappedPlans[0].product as Stripe.Product;
+      expect(mappedPlans[0].metadata?.['webIconURL']).toBe(
+        expected.purchaseDetails.data.attributes.localizations.data[0]
+          .attributes.webIcon
+      );
+      expect(actualProduct.metadata?.['webIconURL']).toBe(
+        expected.purchaseDetails.data.attributes.localizations.data[0]
+          .attributes.webIcon
+      );
+      expect(actualProduct.metadata?.['productSet']).toBe(
+        productMetadata.productSet
+      );
+      expect(actualProduct.metadata?.['productOrder']).toBe(
+        productMetadata.productOrder
+      );
+      expect(nonMatchingPlans).toHaveLength(0);
+    });
+
     it('should return data from CMS and not error on locale plan', async () => {
       const expected = PurchaseWithDetailsOfferingContentTransformedFactory({
         purchaseDetails: {

libs/payments/legacy/src/lib/stripe-mapper.service.ts

@@ -95,13 +95,23 @@ export class StripeMapperService {
         continue;
       }
 
-      const commonContent =
-        cmsConfigData.offering.data.attributes.commonContent;
-      const purchaseDetails = cmsConfigData.purchaseDetails;
+      const commonContentAttributes =
+        cmsConfigData.offering.data.attributes.commonContent.data.attributes;
+      const commonContentAttributesLocalized = commonContentAttributes
+        .localizations.data.length
+        ? commonContentAttributes.localizations.data[0].attributes
+        : commonContentAttributes;
+
+      const purchaseDetailsAttributes =
+        cmsConfigData.purchaseDetails.data.attributes;
+      const purchaseDetailsLocalizedAttributes = purchaseDetailsAttributes
+        .localizations.data.length
+        ? purchaseDetailsAttributes.localizations.data[0].attributes
+        : purchaseDetailsAttributes;
 
       const planMapper = new PlanMapperUtil(
-        commonContent.data.attributes,
-        purchaseDetails.data.attributes,
+        commonContentAttributesLocalized,
+        purchaseDetailsLocalizedAttributes,
         mergedStripeMetadata,
         cmsEnabled
       );

packages/fxa-auth-server/bin/key_server.js

@@ -148,6 +148,7 @@ async function run(config) {
       const strapiClient = new StrapiClient(strapiClientConfig, firestore);
       const productConfigurationManager = new ProductConfigurationManager(
         strapiClient,
+        priceManager,
         statsd
       );
       Container.set(ProductConfigurationManager, productConfigurationManager);

packages/fxa-auth-server/test/local/payments/stripe.js

@@ -50,7 +50,6 @@ const {
 const {
   ProductConfigurationManager,
   PurchaseWithDetailsOfferingContentTransformedFactory,
-  PurchaseDetailsTransformedFactory,
 } = require('@fxa/shared/cms');
 
 const customer1 = require('./fixtures/stripe/customer1.json');
@@ -3426,15 +3425,11 @@ describe('#integration - StripeHelper', () => {
       const newWebIconURL = 'http://strapi.example/webicon';
       const mockCMSConfigUtil = {
         transformedPurchaseWithCommonContentForPlanId: (planId) => {
-          return PurchaseWithDetailsOfferingContentTransformedFactory({
-            purchaseDetails: {
-              data: {
-                attributes: PurchaseDetailsTransformedFactory({
-                  webIcon: newWebIconURL,
-                }),
-              },
-            },
-          });
+          const mockValue =
+            PurchaseWithDetailsOfferingContentTransformedFactory();
+          mockValue.purchaseDetails.data.attributes.webIcon = newWebIconURL;
+          mockValue.purchaseDetails.data.attributes.localizations.data = [];
+          return mockValue;
         },
       };
       const mockProductConfigurationManager = {