private void Unfollow(object sender, RoutedEventArgs e)
{
user = repository.GetUserByNick(PersonNickName2);
List <string> list = new List <string>();
list = user.Following;
list.Remove(PersonNickName);
user = repository.GetUserByNick(PersonNickName);
List <string> list2 = new List <string>();
list = user.Followers;
list.Remove(PersonNickName2);
repository.UpdateFieldFollow(PersonNickName2, "Following", list);
repository.UpdateFieldFollow(PersonNickName, "Followers", list2);
Color color = (Color)ColorConverter.ConvertFromString("#0288d1");
SolidColorBrush brush = new SolidColorBrush(color);
btnFollow.Background = brush;
}
