STILL trying to get tournament rounds filled in correctly. Wholly freaking ActiveRecord.

rails/map-mash/app/controllers/mash_tournaments_controller.rb

@@ -41,7 +41,7 @@ class MashTournamentsController < ApplicationController
     )
 
     respond_to do |format|
-      if @mash_tournament.save && @mash_tournament.create_rounds
+      if @mash_tournament.save && @mash_tournament.create_rounds_for_contenders(8)
         flash[:notice] = "Let's start mashing!"
         format.html { redirect_to :controller => 'mashes', :action => 'new' }
       else

rails/map-mash/app/models/map.rb

@@ -2,8 +2,6 @@ require 'fastercsv'
 
 
 class Map < ActiveRecord::Base
-  belongs_to :mash, :class_name => 'Mash'
-
   def self.from_city_name(city_name)
     self.find_or_initialize_by_name(city_name).save!
   end

rails/map-mash/app/models/mash.rb

@@ -1,9 +1,9 @@
 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'
+  belongs_to :map_a, :class_name => 'Map'
+  belongs_to :map_b, :class_name => 'Map'
+  belongs_to :winner, :class_name => 'Map'
+  has_one :tournament, :class_name => 'MashTournament'
+  has_one :round, :class_name => 'MashTournamentRound'
 
   named_scope :unplayed, {
     :conditions => %{

rails/map-mash/app/models/mash_tournament.rb

@@ -2,7 +2,6 @@ class MashTournament < ActiveRecord::Base
   belongs_to :requester
   has_many :mashes
   has_many :rounds, :class_name => 'MashTournamentRound'
-  #after_save :fill_in_next_round
 
   def next_unplayed_mash
     self.mashes.unplayed.first
@@ -22,7 +21,7 @@ class MashTournament < ActiveRecord::Base
     [8, 16, 32, 64, 128].include?(n_contenders)
   end
 
-  def create_rounds(n_contenders)
+  def create_rounds_for_contenders(n_contenders)
     if not valid_number_of_contenders?(n_contenders)
       raise StandardError.new(
         "The number of contenders must be 8, 16, 32, 64, or 128!  " +
@@ -42,10 +41,9 @@ class MashTournament < ActiveRecord::Base
   end
 
   def fill_in_next_round
-    self.rounds.sort(&:number).each do |round|
+    self.rounds.sort{ |a,b| a.number <=> b.number}.each do |round|
       if not round.done?
-        assign_maps_for_round(round)
-        return
+        return assign_maps_for_round(round)
       end
     end
   end
@@ -68,6 +66,10 @@ class MashTournament < ActiveRecord::Base
   end
 
   def assign_maps_for_round(round)
+    if round.number == 1
+      return assign_maps_for_round_one(round)
+    end
+
     previous = MashTournamentRound.find_by_mash_tournament_id_and_number(
                   self.id, round.number - 1
                 )
@@ -77,16 +79,20 @@ class MashTournament < ActiveRecord::Base
       :conditions => ['id in ?', previous_winners]
     )
 
+    filled_in = []
+
     round.mashes.each do |mash|
-      mash.update_attributes(
-        :map_a_id => pool.pop.id,
-        :map_b_id => pool.pop.id
-      )
+      mash.map_a = pool.pop.id
+      mash.map_b = pool.pop.id
+      mash.save!
+
+      filled_in << mash
     end
+
+    filled_in
   end
 
-  def assign_maps_for_round_zero
-    round = MashTournamentRound.for_round(self.id, 0)
+  def assign_maps_for_round_one(round)
     pool = Map.all(
       :order => 'RANDOM()',
       :limit => round.mash_count * 2
@@ -94,17 +100,21 @@ class MashTournament < ActiveRecord::Base
 
     logger.info("Populating mashes from pool: #{pool.inspect}")
 
+    filled_in = []
+
     round.mashes.each do |mash|
       map_a = pool.pop
       map_b = pool.pop
       logger.info("Assigning `map_a` from #{map_a.inspect}, " +
                   "`map_b` from #{map_b.inspect} to mash #{mash.inspect}")
-      logger.info("`map_a`.`id` = #{map_a.id}, `map_b`.`id` = #{map_b.id} ")
 
-      mash.update_attributes(
-        :map_a_id => map_a.id,
-        :map_b_id => map_b.id
-      )
+      mash.map_a = map_a
+      mash.map_b = map_b
+      mash.save!
+
+      filled_in << mash
     end
+
+    filled_in
   end
 end

rails/map-mash/app/models/mash_tournament_round.rb

@@ -5,4 +5,12 @@ class MashTournamentRound < ActiveRecord::Base
   def self.for_round(tournament, round_number)
     self.find_by_mash_tournament_id_and_number(tournament, round_number)
   end
+
+  def done?
+    winners = []
+    self.mashes.collect do |mash|
+      winners << mash.winner_id
+    end
+    !winners.include?(nil)
+  end
 end

rails/map-mash/spec/models/mash_tournament_spec.rb

@@ -18,11 +18,10 @@ describe MashTournament do
   end
 
   context 'creating rounds' do
-
     it 'should reject invalid numbers of contenders' do
       [11, 24, 40].each do |n|
         expect do
-          subject.create_rounds(n)
+          subject.create_rounds_for_contenders(n)
         end.to raise_error
       end
     end
@@ -37,10 +36,25 @@ describe MashTournament do
     [[8, 3], [16, 4], [32, 5]].each do |n_contenders,n_rounds|
       context "for #{n_contenders} total contenders" do
         it "should create #{n_rounds} rounds" do
-          subject.create_rounds(n_contenders)
+          subject.create_rounds_for_contenders(n_contenders)
           subject.total_rounds.should == n_rounds
         end
       end
     end
   end
+
+  context 'filling in rounds' do
+    before(:each) do
+      subject.id.should_not be_nil
+      subject.create_rounds_for_contenders(8)
+    end
+
+    xit 'should fill in every map for every mash in a given round' do
+      subject.fill_in_next_round
+      subject.round(1).mashes.each do |mash|
+        mash.map_a.should_not be_nil
+        mash.map_b.should_not be_nil
+      end
+    end
+  end
 end