fix: Adds default currency to store currencies on create (#982)

packages/medusa/src/services/__tests__/store.js

@@ -1,7 +1,36 @@
-import StoreService from "../store"
 import { IdMap, MockManager, MockRepository } from "medusa-test-utils"
+import StoreService from "../store"
 
 describe("StoreService", () => {
+  describe("create", () => {
+    const storeRepository = MockRepository({})
+    const currencyRepository = MockRepository({
+      findOne: () => Promise.resolve({ code: "usd" }),
+    })
+
+    const storeService = new StoreService({
+      manager: MockManager,
+      storeRepository,
+      currencyRepository,
+    })
+
+    beforeEach(() => {
+      jest.clearAllMocks()
+    })
+
+    it("successfully creates store with default currency", async () => {
+      await storeService.create()
+
+      expect(storeRepository.create).toHaveBeenCalledTimes(1)
+      expect(storeRepository.save).toHaveBeenCalledTimes(1)
+      expect(currencyRepository.findOne).toHaveBeenCalledTimes(1)
+
+      expect(storeRepository.save).toHaveBeenCalledWith({
+        currencies: [{ code: "usd" }],
+      })
+    })
+  })
+
   describe("retrieve", () => {
     const storeRepository = MockRepository({})
 
@@ -75,7 +104,7 @@ describe("StoreService", () => {
     })
 
     const currencyRepository = MockRepository({
-      findOne: query => {
+      findOne: (query) => {
         if (query.where.code === "sek") {
           return Promise.resolve({ code: "sek" })
         }
@@ -138,7 +167,7 @@ describe("StoreService", () => {
     })
 
     const currencyRepository = MockRepository({
-      findOne: query => {
+      findOne: (query) => {
         if (query.where.code === "sek") {
           return Promise.resolve({ code: "sek" })
         }

packages/medusa/src/services/store.js

@@ -1,6 +1,5 @@
 import { MedusaError } from "medusa-core-utils"
 import { BaseService } from "medusa-interfaces"
-
 import { currencies } from "../utils/currencies"
 
 /**
@@ -53,11 +52,23 @@ class StoreService extends BaseService {
   async create() {
     return this.atomicPhase_(async (manager) => {
       const storeRepository = manager.getCustomRepository(this.storeRepository_)
+      const currencyRepository = manager.getCustomRepository(
+        this.currencyRepository_
+      )
 
       let store = await this.retrieve()
 
       if (!store) {
         const s = await storeRepository.create()
+        // Add default currency (USD) to store currencies
+        const usd = await currencyRepository.findOne({
+          code: "usd",
+        })
+
+        if (usd) {
+          s.currencies = [usd]
+        }
+
         store = await storeRepository.save(s)
       }