[Rails] Re: How to create a better flash error message

The closest I've gotten to was:

format.js { flash[:notice] = "Attend was not created.
#{@attend.errors[:user_id]}" }

which returns: Attend was not created. ["You are already attending
this event"]

Would be good, without the [""]

On Oct 21, 4:43 pm, Christian Fazzini <christian.fazz...@gmail.com>
wrote:
> Currently, my flash message looks like this: "Attend was not created.
> {:user_id=>["You are already attending this event"]}"
>
> How can i make it return: "Attend was not created. You are already
> attending this event"
>
> Controller / def create:
>
>      if @attend.save
>        ...
>      else
>        format.js   { flash[:notice] = "Attend was not created.
> #...@attend.errors}" }
>      end
>
> ------------
>
> Model:
>
> class Attend < Interaction
>   validate :attends_have_to_be_unique
>
>   def attends_have_to_be_unique
>     unless Interaction.where(:user_id => self.user.id, :type =>
> 'Attend').blank?
>       errors.add(:user_id, "You are already attending this event")
>     end
>   end
> end

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