protected void txtSearchByProductName_TextChanged(object sender, EventArgs e)
        {
            var productName = txtSearchByProductName.Text;

            if (productName != null)
            {
                RepeaterForAllProducts.DataSource = _productManager.GetProductsByName(productName);

                RepeaterForAllProducts.DataBind();
            }
        }
        private void LoadAllProducts()
        {
            RepeaterForAllProducts.DataSource = _productManager.GetAllProducts();

            RepeaterForAllProducts.DataBind();
        }