From 81682b74b7b62b275cad5bdf10fcb143674e83b4 Mon Sep 17 00:00:00 2001
From: Sam <sam.saffron@gmail.com>
Date: Tue, 8 Jul 2014 14:26:53 +1000
Subject: [PATCH] Feature: Paying it forward badge

---
 app/models/badge.rb                 | 12 ++++++++++++
 config/locales/client.en.yml        |  3 +++
 db/fixtures/006_badges.rb           |  9 +++++++++
 spec/services/badge_granter_spec.rb |  9 +++++++--
 4 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/app/models/badge.rb b/app/models/badge.rb
index ca6a19166c5..fe559099bb1 100644
--- a/app/models/badge.rb
+++ b/app/models/badge.rb
@@ -7,12 +7,24 @@ class Badge < ActiveRecord::Base
   GreatPost = 8
   Autobiographer = 9
   Editor = 10
+  PayingItForward = 11
 
   # other consts
   AutobiographerMinBioLength = 10
 
 
   module Queries
+    PayingItForward = <<SQL
+    SELECT pa.user_id, min(post_id) post_id, min(pa.created_at) granted_at
+    FROM post_actions pa
+    JOIN posts p on p.id = pa.post_id
+    JOIN topics t on t.id = p.topic_id
+    WHERE p.deleted_at IS NULL AND
+          t.deleted_at IS NULL AND
+          t.visible AND
+          post_action_type_id = 2
+    GROUP BY pa.user_id
+SQL
 
     Editor = <<SQL
     SELECT p.user_id, min(p.id) post_id, min(p.created_at) granted_at
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index 14b8eaf4dd6..e52676df9f1 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -1977,3 +1977,6 @@ en:
         great_post:
           name: Great Post
           description: Received 50 likes on a post. This badge can be granted multiple times.
+        paying_it_forward:
+          name: Paying It Forward
+          description: Liked a post
diff --git a/db/fixtures/006_badges.rb b/db/fixtures/006_badges.rb
index 17ef446e314..67dd7e9d201 100644
--- a/db/fixtures/006_badges.rb
+++ b/db/fixtures/006_badges.rb
@@ -15,6 +15,15 @@ trust_level_badges.each do |spec|
   end
 end
 
+Badge.seed do |b|
+  b.id = Badge::PayingItForward
+  b.name = "Paying It Forward"
+  b.badge_type_id = BadgeType::Bronze
+  b.multiple_grant = false
+  b.target_posts = true
+  b.query = Badge::Queries::PayingItForward
+end
+
 Badge.seed do |b|
   b.id = Badge::Welcome
   b.name = "Welcome"
diff --git a/spec/services/badge_granter_spec.rb b/spec/services/badge_granter_spec.rb
index e2dd4bfa572..3dba7324166 100644
--- a/spec/services/badge_granter_spec.rb
+++ b/spec/services/badge_granter_spec.rb
@@ -20,10 +20,15 @@ describe BadgeGranter do
 
       UserBadge.destroy_all
       BadgeGranter.backfill(Badge.find(Badge::Welcome))
+      BadgeGranter.backfill(Badge.find(Badge::PayingItForward))
 
-      b = UserBadge.first
-      b.user_id.should == post.user_id
+      b = UserBadge.find_by(user_id: post.user_id)
       b.post_id.should == post.id
+      b.badge_id = Badge::Welcome
+
+      b = UserBadge.find_by(user_id: user2.id)
+      b.post_id.should == post.id
+      b.badge_id = Badge::PayingItForward
     end
 
     it 'should grant missing badges' do