fix(medusa): Deleted discount missing on order (#6837)

* Fix deleted discount missing on order

* Added integration test

* Added changeset

.changeset/modern-emus-itch.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/medusa": patch
+---
+
+Fix deleted discount missing on order

integration-tests/api/__tests__/admin/order/order.js

@@ -2649,6 +2649,34 @@ describe("/admin/orders", () => {
         })
       )
     })
+
+    it("retrieves an order should include a deleted discount", async () => {
+      const api = useApi()
+
+      await dbConnection.manager.query(
+        `UPDATE discount
+         set deleted_at = NOW()
+         WHERE id = 'test-discount';`
+      )
+
+      const order = await api.get(
+        `/admin/orders/${testOrderId}`,
+        adminReqConfig
+      )
+
+      expect(order.status).toEqual(200)
+      expect(order.data.order).toEqual(
+        expect.objectContaining({
+          id: "test-order",
+          discounts: expect.arrayContaining([
+            expect.objectContaining({
+              id: "test-discount",
+              deleted_at: expect.any(String),
+            }),
+          ]),
+        })
+      )
+    })
   })
 
   describe("POST /orders/:id/refund", () => {

packages/medusa/src/repositories/order.ts

@@ -10,6 +10,7 @@ import {
 
 const ITEMS_REL_NAME = "items"
 const REGION_REL_NAME = "region"
+const DISCOUNTS_REL_NAME = "discounts"
 
 export const OrderRepository = dataSource.getRepository(Order).extend({
   async findWithRelations(
@@ -28,8 +29,11 @@ export const OrderRepository = dataSource.getRepository(Order).extend({
           where: { id: In(entitiesIds) },
           select: ["id"],
           relations: rels,
-          withDeleted:
+          withDeleted: [
-            topLevel === ITEMS_REL_NAME || topLevel === REGION_REL_NAME,
+            ITEMS_REL_NAME,
+            REGION_REL_NAME,
+            DISCOUNTS_REL_NAME,
+          ].includes(topLevel),
           relationLoadStrategy: "join",
         })
       })