fix(medusa): Variant update should include the id for the listeners to be able to identify the entity (#3539)

* fix(medusa): Variant update should include the id for the listeners to be able to identify the entity

* fix unit tests

* Create brave-seahorses-film.md

.changeset/brave-seahorses-film.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/medusa": patch
+---
+
+Fix(medusa): Variant update should include the id for the listeners to be able to identify the entity

packages/medusa/src/services/__tests__/product-variant.js

@@ -333,6 +333,7 @@ describe("ProductVariantService", () => {
       expect(productVariantRepository.update).toHaveBeenCalledWith(
         { id: IdMap.getId("ironman") },
         {
+          id: IdMap.getId("ironman"),
           title: "new title",
         }
       )
@@ -361,6 +362,7 @@ describe("ProductVariantService", () => {
       expect(productVariantRepository.update).toHaveBeenCalledWith(
         { id: IdMap.getId("ironman") },
         {
+          id: IdMap.getId("ironman"),
           title: "new title 2",
         }
       )
@@ -415,6 +417,7 @@ describe("ProductVariantService", () => {
       expect(productVariantRepository.update).toHaveBeenCalledWith(
         { id: IdMap.getId("ironman") },
         {
+          id: IdMap.getId("ironman"),
           title: "new title",
           metadata: {
             testing: "this",
@@ -444,6 +447,7 @@ describe("ProductVariantService", () => {
       expect(productVariantRepository.update).toHaveBeenCalledWith(
         { id: IdMap.getId("ironman") },
         {
+          id: IdMap.getId("ironman"),
           inventory_quantity: 98,
           title: "new title",
         }

packages/medusa/src/services/product-variant.ts

@@ -396,7 +396,10 @@ class ProductVariantService extends TransactionBaseService {
             // No need to update if nothing on the variant has changed
             if (shouldUpdate) {
               const { id } = variant
-              const rawResult = await variantRepo.update({ id }, toUpdate)
+              const rawResult = await variantRepo.update(
+                { id },
+                { id, ...toUpdate }
+              )
               result = variantRepo.create({
                 ...variant,
                 ...rawResult.generatedMaps[0],