From a8d05ea6252b9cf8991af474e00452b49f825754 Mon Sep 17 00:00:00 2001
From: Petko Bordjukov <bordjukov@gmail.com>
Date: Thu, 13 Oct 2016 04:32:42 +0300
Subject: [PATCH] Expose the most and least number of conflicts

---
 app/models/conflicts_for_talk.rb       | 7 +++++++
 app/models/summary.rb                  | 8 ++++++++
 app/views/summaries/show.json.jbuilder | 2 +-
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/app/models/conflicts_for_talk.rb b/app/models/conflicts_for_talk.rb
index 0b554d7..88e685f 100644
--- a/app/models/conflicts_for_talk.rb
+++ b/app/models/conflicts_for_talk.rb
@@ -1,2 +1,9 @@
 class ConflictsForTalk < ApplicationRecord
+  def self.most
+    first
+  end
+
+  def self.least
+    last
+  end
 end
diff --git a/app/models/summary.rb b/app/models/summary.rb
index d38bb7d..36b6fe1 100644
--- a/app/models/summary.rb
+++ b/app/models/summary.rb
@@ -9,6 +9,14 @@ class Summary
                                          .uniq.count
   end
 
+  def most_conflicts
+    ConflictsForTalk.where(talk_id: talk_ids).most.conflicts
+  end
+
+  def least_conflicts
+    ConflictsForTalk.where(talk_id: talk_ids).least.conflicts
+  end
+
   def ranking
     @ranking ||= Ranking.new(talk_ids: talk_ids).ranking
   end
diff --git a/app/views/summaries/show.json.jbuilder b/app/views/summaries/show.json.jbuilder
index 3b996b8..6f5ae26 100644
--- a/app/views/summaries/show.json.jbuilder
+++ b/app/views/summaries/show.json.jbuilder
@@ -1 +1 @@
-json.extract! @summary, :number_of_ballots, :ranking
+json.extract! @summary, :number_of_ballots, :most_conflicts, :least_conflicts, :ranking