Merge pull request #38 from sanae10001/master

append new IAP receipt fields

appstore/model.go

@@ -1,10 +1,22 @@
 package appstore
 
 type (
+	// https://developer.apple.com/library/content/releasenotes/General/ValidateAppStoreReceipt/Chapters/ValidateRemotely.html
 	// The IAPRequest type has the request parameter
 	IAPRequest struct {
 		ReceiptData string `json:"receipt-data"`
+		// Only used for receipts that contain auto-renewable subscriptions.
 		Password string `json:"password,omitempty"`
+		// Only used for iOS7 style app receipts that contain auto-renewable or non-renewing subscriptions.
+		// If value is true, response includes only the latest renewal transaction for any subscriptions.
+		ExcludeOldTransactions bool `json:"exclude-old-transactions"`
+	}
+
+	// The ReceiptCreationDate type indicates the date when the app receipt was created.
+	ReceiptCreationDate struct {
+		CreationDate    string `json:"receipt_creation_date"`
+		CreationDateMS  string `json:"receipt_creation_date_ms"`
+		CreationDatePST string `json:"receipt_creation_date_pst"`
 	}
 
 	// The RequestDate type indicates the date and time that the request was sent
@@ -48,14 +60,16 @@ type (
 		ProductID             string `json:"product_id"`
 		TransactionID         string `json:"transaction_id"`
 		OriginalTransactionID string `json:"original_transaction_id"`
-		IsTrialPeriod             string `json:"is_trial_period"`
-		AppItemID                 string `json:"app_item_id"`
-		VersionExternalIdentifier string `json:"version_external_identifier"`
 		WebOrderLineItemID    string `json:"web_order_line_item_id"`
+
+		IsTrialPeriod string `json:"is_trial_period"`
+		ExpiresDate
+
 		PurchaseDate
 		OriginalPurchaseDate
-		ExpiresDate
+
 		CancellationDate
+		CancellationReason string `json:"cancellation_reason"`
 	}
 
 	// The Receipt type has whole data of receipt
@@ -66,12 +80,24 @@ type (
 		BundleID                   string  `json:"bundle_id"`
 		ApplicationVersion         string  `json:"application_version"`
 		DownloadID                 int64   `json:"download_id"`
+		VersionExternalIdentifier  int64   `json:"version_external_identifier"`
 		OriginalApplicationVersion string  `json:"original_application_version"`
 		InApp                      []InApp `json:"in_app"`
+		ReceiptCreationDate
 		RequestDate
 		OriginalPurchaseDate
 	}
 
+	// A pending renewal may refer to a renewal that is scheduled in the future or a renewal that failed in the past for some reason.
+	PendingRenewalInfo struct {
+		SubscriptionExpirationIntent   string `json:"expiration_intent"`
+		SubscriptionAutoRenewProductID string `json:"auto_renew_product_id"`
+		SubscriptionRetryFlag          string `json:"is_in_billing_retry_period"`
+		SubscriptionAutoRenewStatus    string `json:"auto_renew_status"`
+		SubscriptionPriceConsentStatus string `json:"price_consent_status"`
+		ProductID                      string `json:"product_id"`
+	}
+
 	// The IAPResponse type has the response properties
 	// We defined each field by the current IAP response, but some fields are not mentioned
 	// in the following Apple's document;
@@ -83,5 +109,7 @@ type (
 		Receipt            Receipt              `json:"receipt"`
 		LatestReceiptInfo  []InApp              `json:"latest_receipt_info"`
 		LatestReceipt      string               `json:"latest_receipt"`
+		PendingRenewalInfo []PendingRenewalInfo `json:"pending_renewal_info"`
+		IsRetryable        bool                 `json:"is-retryable"`
 	}
 )

appstore/validator.go

@@ -50,6 +50,9 @@ func HandleError(status int) error {
 	case 21003:
 		message = "The receipt could not be authenticated."
 
+	case 21004:
+		message = "The shared secret you provided does not match the shared secret on file for your account."
+
 	case 21005:
 		message = "The receipt server is not currently available."
 
@@ -59,9 +62,16 @@ func HandleError(status int) error {
 	case 21008:
 		message = "This receipt is from the production environment, but it was sent to the test environment for verification. Send it to the production environment instead."
 
+	case 21010:
+		message = "This receipt could not be authorized. Treat this the same as if a purchase was never made."
+
 	default:
+		if status >= 21100 && status <= 21199 {
+			message = "Internal data access error."
+		} else {
 			message = "An unknown error occurred"
 		}
+	}
 
 	return errors.New(message)
 }

appstore/validator_test.go

@@ -39,6 +39,13 @@ func TestHandleError(t *testing.T) {
 		t.Errorf("got %v\nwant %v", actual, expected)
 	}
 
+	// status 21004
+	expected = errors.New("The shared secret you provided does not match the shared secret on file for your account.")
+	actual = HandleError(21004)
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("got %v\nwant %v", actual, expected)
+	}
+
 	// status 21005
 	expected = errors.New("The receipt server is not currently available.")
 	actual = HandleError(21005)
@@ -60,6 +67,20 @@ func TestHandleError(t *testing.T) {
 		t.Errorf("got %v\nwant %v", actual, expected)
 	}
 
+	// status 21010
+	expected = errors.New("This receipt could not be authorized. Treat this the same as if a purchase was never made.")
+	actual = HandleError(21010)
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("got %v\nwant %v", actual, expected)
+	}
+
+	// status 21100 - 21199
+	expected = errors.New("Internal data access error.")
+	actual = HandleError(21155)
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("got %v\nwant %v", actual, expected)
+	}
+
 	// status unknown
 	expected = errors.New("An unknown error occurred")
 	actual = HandleError(100)