creating iOS app based on Android app

Job ID: 32550969

Budget: €30 – €250 EUR

I have created a simple xamarin based QR reader android app (https://play.google.com/store/apps/details?id=com.TakenakaEU.SCAN2go&gl=DE). I would like to convert this app to iOS. Either using xamarin project or a native iOS.
Requirement:
Provide a complete commented source code either based on visual stuido or xcode.
Support in publishing the app on apple store.
Additionally, if you cna connect the app with MS Azure database and have skill of that. It will be much better. Will pay extra for this task(Optional)