public async void AddRegistration(string email, string password){
var database = new LoginTable ();
LoginDetails details = new LoginDetails (email, password);
database.InsertOrUpdate (details);
//await DisplayAlert ("Alert", "Registered Successfully: " + database.GetItems().Count.ToString(), "OK");
}
public int InsertOrUpdate(LoginDetails details)
{
return database.Table<LoginDetails> ().Where (
x => x.Email == details.Email).Any ()
? database.Update (details) : database.Insert (details);
}
