public function update($id, Request $request)
{
$categorie = categorie::find($request->input('categorie_id'));
$product = product::find($id);
$product->fill($request->all());
$categorie->products()->save($product);
return redirect()->back();
}
/**
* @param $id
* @return \Illuminate\Http\RedirectResponse
*/
public function add($id)
{
$product = product::find($id);
Cart::add($product->id, $product->name, 1, $product->price);
Session::flash('success', "Het product is toegevoegd aan de winkelwagen");
return redirect()->back();
}