/// <summary>
 /// ADD NEW PRODUCT TO THE DATA BASE
 /// </summary>
 /// <param name="model"></param>
 public void AddNewProduct(ProductModel model)
 {
     try
     {
         model.ProductName         = NewProductNametxt.Text;
         model.ProductID           = NewProductIdtxt.Text;
         model.ProductQuantity     = NewProductQuantitytxt.Text;
         model.ProductCostPrice    = NewProductCostPricetxt.Text;
         model.ProductSellingPrice = NewProductSellingPricetxt.Text;
         model.ProductCategory     = SelectedNewProductCategorycbx.Text;
         productController.AddProductToDataBase(model);
         MessageBox.Show("Product Added Successfully", "Save Product Server Response", MessageBoxButtons.OK, MessageBoxIcon.Information);
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
     }
 }