chore: add compare_at_unit_price when price list price is retrieved (#9564)

* chore: add compare_at_unit_price when price list price is retrieved

* chore: add test for update item + more fixes along the way

* chore: fix tests

* chore: add refresh spec

* Apply suggestions from code review

Co-authored-by: Adrien de Peretti <adrien.deperetti@gmail.com>

* chore: use undefined checker

* chore: switch to map

---------

Co-authored-by: Adrien de Peretti <adrien.deperetti@gmail.com>

packages/medusa/src/api/admin/order-edits/validators.ts

@@ -37,8 +37,9 @@ export const AdminPostOrderEditsAddItemsReqSchema = z.object({
     z.object({
       variant_id: z.string(),
       quantity: z.number(),
-      unit_price: z.number().optional(),
-      internal_note: z.string().optional(),
+      unit_price: z.number().nullish(),
+      compare_at_unit_price: z.number().nullish(),
+      internal_note: z.string().nullish(),
       allow_backorder: z.boolean().optional(),
       metadata: z.record(z.unknown()).optional(),
     })
@@ -51,7 +52,8 @@ export type AdminPostOrderEditsAddItemsReqSchemaType = z.infer<
 
 export const AdminPostOrderEditsItemsActionReqSchema = z.object({
   quantity: z.number().optional(),
-  unit_price: z.number().optional(),
+  unit_price: z.number().nullish(),
+  compare_at_unit_price: z.number().nullish(),
   internal_note: z.string().nullish().optional(),
 })
 
@@ -61,7 +63,8 @@ export type AdminPostOrderEditsItemsActionReqSchemaType = z.infer<
 
 export const AdminPostOrderEditsUpdateItemQuantityReqSchema = z.object({
   quantity: z.number(),
-  unit_price: z.number().optional(),
+  unit_price: z.number().nullish(),
+  compare_at_unit_price: z.number().nullish(),
   internal_note: z.string().nullish().optional(),
 })
 

packages/medusa/src/api/store/carts/query-config.ts

@@ -57,6 +57,7 @@ export const defaultStoreCartFields = [
   "items.title",
   "items.quantity",
   "items.unit_price",
+  "items.compare_at_unit_price",
   "items.is_tax_inclusive",
   "items.tax_lines.id",
   "items.tax_lines.description",

packages/medusa/src/api/store/carts/validators.ts

@@ -21,6 +21,7 @@ export const CreateCart = z
     currency_code: z.string().nullish(),
     items: z.array(ItemSchema).optional(),
     sales_channel_id: z.string().nullish(),
+    promo_codes: z.array(z.string()).optional(),
     metadata: z.record(z.unknown()).nullish(),
   })
   .strict()
@@ -45,7 +46,7 @@ export const StoreRemoveCartPromotions = z
 export type StoreUpdateCartType = z.infer<typeof UpdateCart>
 export const UpdateCart = z
   .object({
-    region_id: z.string().nullish(),
+    region_id: z.string().optional(),
     email: z.string().email().nullish(),
     billing_address: z.union([AddressPayload, z.string()]).optional(),
     shipping_address: z.union([AddressPayload, z.string()]).optional(),