public PartialViewResult Edit(int id)
{
var assetModel = _assets.GetByid(id);
if (_assets.GetType(id) == "Book")
{
return(PartialView("EditBook", id));
}
else if (_assets.GetType(id) == "Video")
{
PartialView("EditVideo", id);
}
return(PartialView(assetModel));
}