Interactor

class ReviewCard
  include Interactor

  def call
    id          =             context.id
    translation =    context.translation
    card        =           Card.find(id)
    answer      = card.check_translation translation
    answer ? context.message = 'Correct' :
             context.message = 'Incorrect'
  end
end
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def review_card
    result = ReviewCard.call(
    id: params[:card_id],
    translation: trainer_params[:translation]
    )
    @card = result.card
    if result.success?
      @card.refresh_review_date
      redirect_back
    else
      redirect_to trainer_index_path
    end
  end