class Relationships::Follow < Relationship
  after_create do
    Notification.notify target, self
    # increment counts
    source.increment! :friend_count
    target.increment! :follower_count
  end

  before_destroy do
    Notification.denotify target, self
    # decrement counts
    source.decrement! :friend_count
    target.decrement! :follower_count
  end

  def notification_type(*_args)
    Notifications::StartedFollowing
  end
end