refactor

internal/ucp/checkout.go

@@ -451,6 +451,8 @@ type orderLine struct {
 	Quantity  int32       `json:"quantity"`
 	UnitPrice money.Cents `json:"unitPrice"`
 	TaxRate   int32       `json:"taxRate"`
+	DropShip  bool        `json:"drop_ship,omitempty"`
+	Location  string      `json:"location,omitempty"`
 }
 
 type orderPayment struct {
@@ -549,6 +551,10 @@ func buildOrderLines(g *checkout.CheckoutGrain) []orderLine {
 		if it.Meta != nil {
 			name = it.Meta.Name
 		}
+		location := ""
+		if it.StoreId != nil {
+			location = *it.StoreId
+		}
 		lines = append(lines, orderLine{
 			Reference: it.Sku,
 			Sku:       it.Sku,
@@ -558,6 +564,8 @@ func buildOrderLines(g *checkout.CheckoutGrain) []orderLine {
 			// CartItem.Tax and OrderLine.TaxRate share the platform basis-point scale
 			// (2500 = 25%), so the rate passes through unchanged.
 			TaxRate:   int32(it.Tax),
+			DropShip:  it.DropShip,
+			Location:  location,
 		})
 	}
 	for _, d := range g.Deliveries {