public function add($id)
{
$cart = $this->getCart();
$product = Product::find($id);
$cart->add($id, $product->name, $product->price);
Session::set('cart', $cart);
return redirect()->route('cart');
}
public function product($id)
{
$product = Product::find($id);
$categories = Category::all();
return view('store.product', compact('categories', 'product'));
}