hmm, I thought a select_tag would work?
how do you handle the option on the controller?
On Monday, October 29, 2018 at 10:05:09 PM UTC-4, Walter Lee Davis wrote:
>
>
> > On Oct 29, 2018, at 3:32 PM, Joe Guerra <jgu...@jginfosys.com
> <javascript:>> wrote:
> >
> > I'm going to add a filter to a page index, with the options of [both,
> true, false].
> >
> > Do I need to add a button beside the dropdown to refresh the page, or
> can it pick out the changes made to the dropdown itself (or is that some
> sort of javascript stuff?)
> >
> > Thanks,
> > Joe
> >
>
> This is basic HTML stuff, but if you have a form input like a dropdown
> (select), the value you choose in that element is only sent to the server
> if it is inside a form element, and you submit that form in some way to the
> server. On the server, you need to permit that attribute in strong
> parameters, so it won't be filtered out, and then use that in your
> controller method to act as your filter.
>
> Whether you submit the form via JavaScript or add a submit button and have
> the user press it makes no difference to the server.
>
> If you're on an index page, say www.example.com/pages, then you can code
> the form like this:
>
> <%= form.for url: '/pages', method: :get do |f| %>
>
> <%= f.collection_select :filter, %w[both true false], :to_s, :to_s,
> onchange: "this.form.trigger('submit')", prompt: true %>
>
> <%- end -%>
>
> That's going to submit to your controller in the index method, where I
> presume you will do the rest.
>
> Walter
>
> >
> >
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