[Rails] Re: has_many through saving more than one field

Anyone can Help me ?

On Oct 13, 9:35 am, Farah <elia...@gmail.com> wrote:
> Existe alguma forma que você conheça que posso preencher o valor do
> text_field como preencho o checkbox, algo como:
>
> <%= text_field_tag "product[stocks_attributes][]
> [qtd]", :value=>@product.stocks.include?(color) %>
>
> mas o include? retorna boolean, eu queria que ele retornasse o valor
> da posição encontrada da cor.
>
> Se existisse esse método já resolveria meu problema.
>
> On 12 out, 15:11,Farah<elia...@gmail.com> wrote:
>
>
>
>
>
>
>
> > Sorry about that,
>
> > I have 3 tables/models products, colors, stock, the problem is I need
> > to save product with N colors and each color I need to tell what the
> > quantity each color.
>
> > The form is gonna be like this:
>
> >http://postimage.org/image/2cjyus59g/
>
> > How can I save this information together ?
>
> > More especifications
>
> > Product model
>
> > class Product < ActiveRecord::Base
> >   has_many :stocks, :dependent => :destroy
> >   has_many :colors, :through => :stocks
> >   belongs_to :manufacturer
>
> >   accepts_nested_attributes_for :stocks, :reject_if => lambda { |a|
> > a[:qtd].present? }
>
> > end
>
> > Stock Model
>
> > class Stock < ActiveRecord::Base
> >   belongs_to :product
> >   belongs_to :color
> > end
>
> > Color Model
>
> > class Color < ActiveRecord::Base
> >   has_many :stocks
> >   has_many :product, :through => :stocks
> > end
>
> > From view _form.erb
>
> > Just the associations:
>
> >                 <%= fields_for :stocks do |stock_form| %>
> >                      <% for color in Color.all %>
> >                         <%= stock_form.check_box :color_id %> <%= color.name %>
> >                         <%= stock_form.text_field :qtd %>
> >                      <% end %>
> >                 <% end %>
>
> > that's it, anyone can help me ?
>
> > On Oct 12, 9:37 am, Colin Law <clan...@googlemail.com> wrote:
>
> > > On 12 October 2011 13:24,Farah<elia...@gmail.com> wrote:
>
> > > > Now I have another problem, How can I get the values from database to
> > > > show in the fields for edit action ?
>
> > > Asking a question so vague - how can I get values from database - is
> > > very difficult to answer.  Please give more details of what you are
> > > trying to do.
> > > Since this seems fairly basic stuff have you worked through the Rails
> > > Guides and some tutorials?  railstutorial.org is good and free to use
> > > online.
>
> > > Colin

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