class Item
  attr_accessor :name, :terms, :description

  def initialize name
    @name = name
  end

  def self.list items
    items.collect { |item| item.terms.first }.join("\n")
  end

  def self.describe items
    items.collect { |item| item.description }.join("\n")
  end

  def self.find items, term
    return if term.empty? || items.empty?
    items.collect do |name,item|
      name unless item.terms.grep(/#{term}/i).empty?
    end.compact.first
  end

  def setup attribute, *args
    case attribute
    when :description
      @description = args.compact.join(" ")
    when :terms
      @terms = args.first.split(', ')
    end
  end
end