class Mash < ActiveRecord::Base
  has_one :map_a, :class_name => 'Map'
  has_one :map_b, :class_name => 'Map'
  has_one :winner, :class_name => 'Map'
  belongs_to :tournament, :class_name => 'MashTournament'
  belongs_to :round, :class_name => 'MashTournamentRound'

  named_scope :unplayed, {
    :conditions => %{
        winner_id IS NULL
        AND map_a_id IS NOT NULL
        AND map_b_id IS NOT NULL
    }
  }
end