public async Task <IActionResult> OnGetAsync(int?id)
        {
            if (id == null)
            {
                return(NotFound());
            }

            QuoteModel = await _context.QuoteModel.FirstOrDefaultAsync(m => m.ID == id);

            if (QuoteModel == null)
            {
                return(NotFound());
            }

            Materials = new SelectList(QuoteModel.GetMaterialTypes());
            return(Page());
        }
 public IActionResult OnGet()
 {
     MaterialTypes = new SelectList(QuoteModel.GetMaterialTypes());
     return(Page());
 }