update

pkg/cart/cart-grain.go

@@ -111,13 +111,18 @@ type CartGrain struct {
 	Notifications          []CartNotification              `json:"cartNotification,omitempty"`
 	SubscriptionDetails    map[string]*SubscriptionDetails `json:"subscriptionDetails,omitempty"`
 	PaymentDeclinedNotices []Notice                        `json:"paymentDeclinedNotices,omitempty"`
-	ConfirmationViewCount    int                             `json:"confirmationViewCount,omitempty"`
+	Confirmation           *ConfirmationStatus             `json:"confirmation,omitempty"`
-	ConfirmationLastViewedAt time.Time                       `json:"confirmationLastViewedAt,omitempty"`
 	CheckoutOrderId        string                          `json:"checkoutOrderId,omitempty"`
 	CheckoutStatus         string                          `json:"checkoutStatus,omitempty"`
 	CheckoutCountry        string                          `json:"checkoutCountry,omitempty"`
 }
 
+type ConfirmationStatus struct {
+	Code         *string   `json:"code,omitempty"`
+	ViewCount    int       `json:"viewCount"`
+	LastViewedAt time.Time `json:"lastViewedAt"`
+}
+
 type Voucher struct {
 	Code        string   `json:"code"`
 	Applied     bool     `json:"applied"`

pkg/cart/mutation_confirmation_viewed.go

@@ -7,7 +7,15 @@ import (
 )
 
 func ConfirmationViewed(grain *CartGrain, req *messages.ConfirmationViewed) error {
-	grain.ConfirmationViewCount++
+	if grain.Confirmation == nil {
-	grain.ConfirmationLastViewedAt = time.Now()
+		grain.Confirmation = &ConfirmationStatus{
+			ViewCount:    1,
+			LastViewedAt: time.Now(),
+		}
+	} else {
+		grain.Confirmation.ViewCount++
+		grain.Confirmation.LastViewedAt = time.Now()
+	}
+
 	return nil
 }