public async Task <IActionResult> Buy(PurchaseViewModel m)
{
var user = await _userManager.GetUserAsync(User);
var id = user.Id;
Purchase b = new Purchase
{
Date = DateTime.Today,
UserId = id,
Number = m.NumOfDevices,
Price = m.Price
};
_iserv.BuyArduino(b);
ViewBag.Success = _sharedLocalizer["String33"];
return(View("Purchasing", m));
}