This is a example. I solve it. Thank you.
On Sep 15, 9:25 pm, Frederick Cheung <[email protected]>
wrote:
> On Sep 15, 12:22 pm, Doloo <[email protected]> wrote:
>
> > So when i trying add new product. I get errors.
> > # products_controller.rb
> > def new
> > @product = current_user.product_groups.products.build
> > end
> > The error I'm receiving is:
>
> > NoMethodError (undefined method `products' for #<Class:0x2ca50b0>):
> > app/controllers/products_controller.rb:27:in `new'
> > -e:2:in `load'
> > -e:2
>
> A collection of product_groups doesn't have a products method
> (individual product group do).
> Users have a products association, so why not do
> current_user.products.build ? (Although I'm not sure if you can do a
> has_many through where the join model has a has_many)
>
> Fred
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