add checkout handler

message-handler.go

@@ -9,18 +9,19 @@ import (
 )
 
 var Handlers = map[uint16]MessageHandler{
-	AddRequestType:     &AddRequestHandler{},
+	AddRequestType:          &AddRequestHandler{},
-	AddItemType:        &AddItemHandler{},
+	AddItemType:             &AddItemHandler{},
-	ChangeQuantityType: &ChangeQuantityHandler{},
+	ChangeQuantityType:      &ChangeQuantityHandler{},
-	SetDeliveryType:    &SetDeliveryHandler{},
+	SetDeliveryType:         &SetDeliveryHandler{},
-	RemoveItemType:     &RemoveItemHandler{},
+	RemoveItemType:          &RemoveItemHandler{},
-	RemoveDeliveryType: &RemoveDeliveryHandler{},
+	RemoveDeliveryType:      &RemoveDeliveryHandler{},
+	CreateCheckoutOrderType: &CheckoutHandler{},
 }
 
 func GetMessageHandler(t uint16) (MessageHandler, error) {
 	h, ok := Handlers[t]
 	if !ok {
-		return nil, fmt.Errorf("no handler for type %d", t)
+		return nil, fmt.Errorf("no handler for message type %d", t)
 	}
 	return h, nil
 }