public ActionResult Index(string key)
{
if (string.IsNullOrWhiteSpace(key))
{
return(View());
}
else
{
ShortUrl url = _service.Get(key);
if (url != null)
{
_service.AddClick(url.Id, Request.UserHostAddress);
return(new RedirectResult(url.Full, true));
}
else
{
return(View());
}
}
}