Feat(Medusa): Allow custom shipping price on draft orders (#2531)

* create custom shipping option for cart to have custom shipping price on draft orders

* Create moody-chefs-stare.md

.changeset/moody-chefs-stare.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/medusa": patch
+---
+
+Feat(Medusa): Allow custom shipping price on draft orders

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

@@ -71,6 +71,52 @@ describe("/admin/draft-orders", () => {
       expect(response.status).toEqual(200)
     })
 
+    it("creates a draft order with a custom shipping option price", async () => {
+      const api = useApi()
+
+      const payload = {
+        email: "oli@test.dk",
+        shipping_address: "oli-shipping",
+        items: [
+          {
+            variant_id: "test-variant",
+            quantity: 2,
+            metadata: {},
+          },
+        ],
+        region_id: "test-region",
+        customer_id: "oli-test",
+        shipping_methods: [
+          {
+            option_id: "test-option",
+            price: 500,
+          },
+        ],
+      }
+
+      const response = await api.post("/admin/draft-orders", payload, {
+        headers: {
+          Authorization: "Bearer test_token",
+        },
+      })
+      expect(response.status).toEqual(200)
+
+      const draftOrderId = response.data.draft_order.id
+
+      const draftOrderResponse = await api.get(
+        `/admin/draft-orders/${draftOrderId}`,
+        {
+          headers: {
+            Authorization: "Bearer test_token",
+          },
+        }
+      )
+      expect(draftOrderResponse.status).toEqual(200)
+      expect(draftOrderResponse.data.draft_order.cart.shipping_total).toEqual(
+        500
+      )
+    })
+
     it("creates a draft order with a billing address that is an AddressPayload and a shipping address that is an ID", async () => {
       const api = useApi()
 

packages/medusa/src/services/draft-order.ts

@@ -9,6 +9,7 @@ import { ExtendedFindConfig, FindConfig } from "../types/common"
 import { DraftOrderCreateProps } from "../types/draft-orders"
 import { buildQuery } from "../utils"
 import CartService from "./cart"
+import CustomShippingOptionService from "./custom-shipping-option"
 import EventBusService from "./event-bus"
 import LineItemService from "./line-item"
 import ProductVariantService from "./product-variant"
@@ -24,6 +25,7 @@ type InjectedDependencies = {
   lineItemService: LineItemService
   productVariantService: ProductVariantService
   shippingOptionService: ShippingOptionService
+  customShippingOptionService: CustomShippingOptionService
 }
 
 /**
@@ -47,6 +49,7 @@ class DraftOrderService extends TransactionBaseService {
   protected readonly lineItemService_: LineItemService
   protected readonly productVariantService_: ProductVariantService
   protected readonly shippingOptionService_: ShippingOptionService
+  protected readonly customShippingOptionService_: CustomShippingOptionService
 
   constructor({
     manager,
@@ -58,6 +61,7 @@ class DraftOrderService extends TransactionBaseService {
     lineItemService,
     productVariantService,
     shippingOptionService,
+    customShippingOptionService,
   }: InjectedDependencies) {
     // eslint-disable-next-line prefer-rest-params
     super(arguments[0])
@@ -70,6 +74,7 @@ class DraftOrderService extends TransactionBaseService {
     this.cartService_ = cartService
     this.productVariantService_ = productVariantService
     this.shippingOptionService_ = shippingOptionService
+    this.customShippingOptionService_ = customShippingOptionService
     this.eventBus_ = eventBusService
   }
 
@@ -327,6 +332,16 @@ class DraftOrderService extends TransactionBaseService {
         }
 
         for (const method of shipping_methods) {
+          if (typeof method.price !== "undefined") {
+            await this.customShippingOptionService_
+              .withTransaction(transactionManager)
+              .create({
+                shipping_option_id: method.option_id,
+                cart_id: createdCart.id,
+                price: method.price,
+              })
+          }
+
           await cartServiceTx.addShippingMethod(
             createdCart.id,
             method.option_id,