From 24f8050ac95db260959014cd52344370d53542dd Mon Sep 17 00:00:00 2001
From: Felix Van der Jeugt <felix.vanderjeugt@gmail.com>
Date: Fri, 11 Sep 2015 23:32:38 +0200
Subject: [PATCH] implement simple wall of shame

---
 app/controllers/concerns/statistics.rb |  6 +++++-
 app/views/pages/landing.html.haml      | 14 +++++++++++---
 config/application.rb                  |  2 +-
 3 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/app/controllers/concerns/statistics.rb b/app/controllers/concerns/statistics.rb
index 1d571c0..166dddb 100644
--- a/app/controllers/concerns/statistics.rb
+++ b/app/controllers/concerns/statistics.rb
@@ -3,7 +3,11 @@ class Statistics < Rails::Application
 
   def shameful_users
     User.where('balance > :amount', amount: config.shameful_balance)
-        .order(:balance)
+        .order(balance: :desc)
+  end
+
+  def total_debt
+    User.where.not(id: User.zeus).where('balance > 0').sum(:balance)
   end
 
   private
diff --git a/app/views/pages/landing.html.haml b/app/views/pages/landing.html.haml
index 4f4fcb0..7a78101 100644
--- a/app/views/pages/landing.html.haml
+++ b/app/views/pages/landing.html.haml
@@ -8,6 +8,14 @@
 %h2 Cute Little Statistics
 %p None here yet.
 %h2 Wall of Shame
-%ul
-  - @statistics.shameful_users.each do |user|
-    %li="Shame on #{user.name}!"
+%table
+  %thead
+    %th People who should be ashamed
+    %th Part of total debt to Zeus
+  %tbody
+    - @statistics.shameful_users.each do |user|
+      %tr
+        %td= "Shame on #{user.name}"
+        // Won't divide by zero because there won't be any users with
+        // a shameful debt if the total debt is zero.
+        %td= "#{100 * user.balance / @statistics.total_debt}%"
diff --git a/config/application.rb b/config/application.rb
index c611175..5525edd 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -24,6 +24,6 @@ module Tab
     config.active_record.raise_in_transactional_callbacks = true
 
     # Which is the lowest balance you should be ashamed of.
-    config.shameful_balance = 50
+    config.shameful_balance = 50 # In eurocents!
   end
 end