public IActionResult AddAsset(AssetCreateModel newAsset)
        {
            var statuses = _assets.GetStatuses();

            Book asset = new Book();

            asset.Title          = newAsset.Title;
            asset.Status         = _assets.GetStatuses().FirstOrDefault(s => s.Id == 6);
            asset.NumberOfCopies = newAsset.NumberOfCopies;
            asset.Location       = _assets.GetBranches().FirstOrDefault(b => b.Id == newAsset.CurrentLocationId);
            asset.Year           = newAsset.Year;
            asset.Author         = newAsset.AuthorOrDirector;
            asset.Cost           = newAsset.Cost;
            asset.ISBN           = newAsset.ISBN;
            asset.DeweyIndex     = newAsset.DeweyCallNumber;
            asset.ImageUrl       = newAsset.ImageUrl;

            _assets.AddBook(asset);

            return(View("./SuccessAdd"));
        }