hot or not

hot.rb

def class_for_cities_deal(deal, opts = {})
    @deal_classes ||= {}
    @hot_count ||= 0
    @shared_count ||= 0
    collection_size = opts.fetch(:collection_size){ 10 }
    return @deal_classes[deal.id] if @deal_classes.keys.include?(deal.id)
    deal_class = case
                 # when deal_in_campaign_and_banner_title?(deal) then "deal_campaign"
                 # when deal.sold_out? then 'sold_out'
                 # when deal.id==top_deal.try(:id) then 'featured_deal'
                 # when deal.display_remaining_on_list? then 'reveal_orders_remaining'
                 when ((@hot_count < (collection_size*0.15).ceil) && deal.currently_hot?) then 'hot_deal'
                 when ((@shared_count < (collection_size*0.05).ceil) && deal.most_shared?) then 'most_shared'
                 # when deal.ends_soon? then 'ends_soon'
                 # when deal.started_today? then 'started_today'
                 # else
                 #   ''
                 end
    @hot_count +=1 if deal_class=='hot_deal'
    @shared_count +=1 if deal_class=='most_shared'
    @deal_classes[deal.id] = deal_class
    deal_class
  end