Merge pull request #101 from mlesar/unified_receipt

Adding unified receipt to the Apple S2S notification

appstore/model.go

@@ -90,9 +90,13 @@ type (
 		TransactionID               string `json:"transaction_id"`
 		OriginalTransactionID       string `json:"original_transaction_id"`
 		WebOrderLineItemID          string `json:"web_order_line_item_id,omitempty"`
+		PromotionalOfferID          string `json:"promotional_offer_id"`
+		SubscriptionGroupIdentifier string `json:"subscription_group_identifier"`
 
 		IsTrialPeriod        string `json:"is_trial_period"`
 		IsInIntroOfferPeriod string `json:"is_in_intro_offer_period,omitempty"`
+		IsUpgraded           string `json:"is_upgraded"`
+
 		ExpiresDate
 
 		PurchaseDate

appstore/notification.go

@@ -9,7 +9,10 @@ const (
 	// Subscription was canceled by Apple customer support.
 	NotificationTypeCancel NotificationType = "CANCEL"
 	// Automatic renewal was successful for an expired subscription.
+	// Deprecated: DID_RECOVER should be used instead of RENEWAL
 	NotificationTypeRenewal NotificationType = "RENEWAL"
+	// Expired subscription recovered through a billing retry.
+	NotificationTypeDidRecover NotificationType = "DID_RECOVER"
 	// Customer renewed a subscription interactively after it lapsed.
 	NotificationTypeInteractiveRenewal NotificationType = "INTERACTIVE_RENEWAL"
 	// Customer changed the plan that takes affect at the next subscription renewal. Current active plan is not affected.
@@ -53,6 +56,14 @@ type NotificationReceipt struct {
 	CancellationDate
 }
 
+type NotificationUnifiedReceipt struct {
+	Status             string               `json:"status"`
+	Environment        Environment          `json:"environment"`
+	LatestReceipt      string               `json:"latest_receipt"`
+	LatestReceiptInfo  []InApp              `json:"latest_receipt_info"`
+	PendingRenewalInfo []PendingRenewalInfo `json:"pending_renewal_info,omitempty"`
+}
+
 type SubscriptionNotification struct {
 	Environment      NotificationEnvironment `json:"environment"`
 	NotificationType NotificationType        `json:"notification_type"`
@@ -80,6 +91,9 @@ type SubscriptionNotification struct {
 	LatestReceipt     string              `json:"latest_receipt"`
 	LatestReceiptInfo NotificationReceipt `json:"latest_receipt_info"`
 
+	// In the new notifications above properties latest_receipt, latest_receipt_info are moved under this one
+	UnifiedReceipt NotificationUnifiedReceipt `json:"unified_receipt"`
+
 	// Posted only if the notification_type is RENEWAL or CANCEL or if renewal failed and subscription expired.
 	LatestExpiredReceipt     string              `json:"latest_expired_receipt"`
 	LatestExpiredReceiptInfo NotificationReceipt `json:"latest_expired_receipt_info"`