Handle in-app purchases (IAP) for Cordova on iOS and Android.
It's a shame that this has bugs that have not been fixed.
construct.net/en/forum/construct-3/how-do-i-8/iap-bugs-using-construct-143355
dude, if you find a bug you can always report it on scirra GitHUB issues queue.
Just follow the guidelines and they'll be happy to help. I've already reported bugs in the past.
github.com/Scirra/Construct-3-bugs