Hi all, I have Ionic v3 app connected with WordPress website through wp rest api v2 , I can login from ionic app by using WordPress users , but I want to login through Facebook users which they connected with my WordPress website “connected with Facebook” , so if this users add a new posts this post will be appear under his profile ,
is that possible , I am make too many search to find solution but without any luck.
No one make same things before 
Yes you can do it by using FB social plugin on both wordpress and cordova fb plugin.
Install json user api & json api both the plugins on wordpress. And follow documentaries.