class Item < ActiveRecord::Base
	belongs_to :feed

	validates_presence_of :title, :author, :content
	validates_uniqueness_of :url

  default_scope order("published_at DESC")
  scope :recent, limit(10)
  scope :unread, where(:read_at => nil)

  #attr_accessible :read_at

  def self.create_from_feed_entry!(feed_entry)
    feed_entry.sanitize!

    self.create!(
      :title => feed_entry.title,
      :url => feed_entry.url,
      :author => feed_entry.author || "Anonymous",
      :published_at => feed_entry.published || Time.now,
      :content => feed_entry.content || feed_entry.summary || "No content available"
    )
  end

  def read
    update_attribute(:read_at, Time.now)
  end

  def <=>(other)
    self.published_at <=> other.published_at
  end
end