ProductController_v2.cs

public class ProductController 
{
    public ProductController(IProductRepository productRepository) 
    {
        _productRepository = productRepository;
    }
    
    [HttPost]
    public ActionResult Create([FromBody] Product model) 
    {   
        var result = _productRepository.Create(model);
        if (!result) {
            ViewBag["Error"] = "Product could not be created";
            return View();
        }
        ViewBag["Message"] = "Product created successfully!";
        return View();
    }
    
    [HttpDelete("{id}")]
    public ActionResult Delete(int? productId) 
    {
        if (!productId.HasValue) {
            ViewBag["Error"] = "Product Id must be specified.";
            return View();
        }
        
        var result = _productRepository.Delete(productId.Value);
        if (!result) {
            ViewBag["Error"] = "Product could not be deleted";
            return View();
        }
        ViewBag["Message"] = "Product deleted successfully!";
        return View();
    }
    
    private readonly IProductRepository _productRepository;
}