In certain apps, for example Vertical, there are different publications inside the app (one per language in this case, but we could also have local variations for daily newspapers).
It should be possible for users to subscribe to different publications (for example the french and english version in this case).
In order to do this, what we need to is:
when defining subscriptions in the store, add an underscore and publication identifier at the end of the subscription id (for exemple [...]–en, [...]–fr)
when listing available purchase options after clicking on "Download..." on the magazines view, list only those ending with the relevant suffix
when listing available subscription options from the "Subscribe" button, list all available
In certain apps, for example Vertical, there are different publications inside the app (one per language in this case, but we could also have local variations for daily newspapers). It should be possible for users to subscribe to different publications (for example the french and english version in this case).
In order to do this, what we need to is: