cordova-plugin-ios-aswebauthenticationsession
Cordova Plugin for iOS 12 ASWebAuthenticationSession API
usage
window.plugins.ASWebAuthSession.start("myappurlscheme://dummy/staff", 'https://linktoopen.someplace.com/index.html',
function(msg){
console.log("Success ", msg);
}, function (err) {
console.log("Error " + msg);
});