item_decorator.rb

class ItemDecorator
  def self.build_collection(items)
    items.map { |item| new(item) }
  end

  def initialize(item)
    @item = item
  end

  def is_featured?
    @item.ratings > 5
  end
  
  def status
    if @item.sold?
      "Sold on #{@item.sold_on.strftime('%A, %B %e')}"
    else
      "Available"
    end
  end
  def method_missing(method_name, *args, &block)
    @item.send(method_name, *args, &block)
  end

  def respond_to_missing?(method_name, include_private = false)
    @item.respond_to?(method_name, include_private) || super
  end
end