feat(core-flows,medusa,types,utils): adds update cart API with promotions (#6514)

what:

- adds update cart API
  - workflow
  - promotions
  - sales channel
  - region
  - customer

packages/types/src/cart/mutations.ts

@@ -41,12 +41,12 @@ export interface CreateCartDTO {
 }
 
 export interface UpdateCartDataDTO {
-  region_id?: string | null
+  region_id?: string
   customer_id?: string | null
   sales_channel_id?: string | null
 
   email?: string | null
-  currency_code?: string | null
+  currency_code?: string
 
   shipping_address_id?: string | null
   billing_address_id?: string | null
@@ -58,7 +58,7 @@ export interface UpdateCartDataDTO {
 }
 
 export interface UpdateCartDTO extends UpdateCartDataDTO {
-  id?: string
+  id: string
 }
 
 /** CART END */
@@ -176,7 +176,7 @@ export interface UpdateLineItemWithSelectorDTO {
 
 export interface UpdateCartWithSelectorDTO {
   selector: Partial<CartDTO>
-  data: UpdateCartDTO
+  data: UpdateCartDataDTO
 }
 
 export interface UpdateLineItemDTO

packages/types/src/cart/workflows.ts

@@ -65,3 +65,14 @@ export interface AddToCartWorkflowInputDTO {
   items: CreateCartCreateLineItemDTO[]
   cart: CartDTO
 }
+
+export interface UpdateCartWorkflowInputDTO {
+  id: string
+  promo_codes?: string[]
+  region_id?: string
+  customer_id?: string | null
+  sales_channel_id?: string | null
+  email?: string | null
+  currency_code?: string
+  metadata?: Record<string, unknown> | null
+}

packages/types/src/index.ts

@@ -1,4 +1,5 @@
 export * from "./address"
+export * from "./api-key"
 export * from "./auth"
 export * from "./bundles"
 export * from "./cache"
@@ -27,10 +28,9 @@ export * from "./sales-channel"
 export * from "./search"
 export * from "./shared-context"
 export * from "./stock-location"
+export * from "./store"
 export * from "./tax"
 export * from "./totals"
 export * from "./transaction-base"
 export * from "./user"
 export * from "./workflow"
-export * from "./api-key"
-export * from "./store"