From baf600238bc23594fc54a12337d2a3299374e476 Mon Sep 17 00:00:00 2001
From: David Turner <novalis@novalis.org>
Date: Fri, 24 Feb 2023 18:20:36 -0500
Subject: [PATCH] Send completed message at end of iap restores.

Code by John Girvin in
https://github.com/godotengine/godot-proposals/issues/242
---
 plugins/inappstore/README.md       |  9 +++++++--
 plugins/inappstore/in_app_store.mm | 15 +++++++++++++++
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/plugins/inappstore/README.md b/plugins/inappstore/README.md
index 022893d..31f2a74 100644
--- a/plugins/inappstore/README.md
+++ b/plugins/inappstore/README.md
@@ -10,7 +10,7 @@ var _appstore = null
 func check_events():
     while _appstore.get_pending_event_count() > 0:
         var event = inappstore.pop_pending_event()
-	if event.result=="ok": # other possible values are "progress", "error", "unhandled"
+	if event.result=="ok": # other possible values are "progress", "error", "unhandled", "completed"
 	
 	    # print(event.product_id)
             match event.type:
@@ -21,7 +21,12 @@ func check_events():
 		    # fields: product_id, transaction_id, receipt		
                     ...
                 'restore':
-		    # fields: product_id, transaction_id, receipt		
+                    # fields: product_id, transaction_id, receipt
+                    ...
+                'completed':
+                    # Now the last in-app purchase restore has been sent,
+                    # so if you didn't get any, the user doesn't have
+                    # any purchases to restore.
                     ...
 	
 func _on_Purchase_button_down():
diff --git a/plugins/inappstore/in_app_store.mm b/plugins/inappstore/in_app_store.mm
index 5c20be6..96af495 100644
--- a/plugins/inappstore/in_app_store.mm
+++ b/plugins/inappstore/in_app_store.mm
@@ -344,6 +344,21 @@ - (void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray *)tran
 	}
 }
 
+- (void)paymentQueueRestoreCompletedTransactionsFinished:(SKPaymentQueue *)queue {
+    Dictionary ret;
+    ret["type"] = "restore";
+    ret["result"] = "completed";
+    InAppStore::get_singleton()->_post_event(ret);
+}
+
+- (void)paymentQueue:(SKPaymentQueue *)queue restoreCompletedTransactionsFailedWithError:(NSError *)error {
+    Dictionary ret;
+    ret["type"] = "restore";
+    ret["result"] = "error";
+    ret["error"] = String::utf8([error.localizedDescription UTF8String]);
+    InAppStore::get_singleton()->_post_event(ret);
+}
+
 @end
 
 void InAppStore::_bind_methods() {