From 149d48ff5ab9fe4bedb03508694807fe43674060 Mon Sep 17 00:00:00 2001
From: Rohan Mitchell <rohan@rohanmitchell.com>
Date: Mon, 12 Aug 2013 09:59:44 +1000
Subject: [PATCH] Add AdjustmentMetadata, for holding info about enterprise fee
 adjustments at time of creation

---
 app/models/adjustment_metadata.rb                   |  4 ++++
 app/models/spree/adjustment_decorator.rb            |  2 ++
 .../20130809075103_create_adjustment_metadata.rb    | 13 +++++++++++++
 db/schema.rb                                        | 12 +++++++++++-
 spec/factories.rb                                   |  8 ++++++++
 spec/models/adjustment_metadata_spec.rb             |  6 ++++++
 spec/models/adjustment_spec.rb                      |  8 ++++++++
 7 files changed, 52 insertions(+), 1 deletion(-)
 create mode 100644 app/models/adjustment_metadata.rb
 create mode 100644 db/migrate/20130809075103_create_adjustment_metadata.rb
 create mode 100644 spec/models/adjustment_metadata_spec.rb
 create mode 100644 spec/models/adjustment_spec.rb

diff --git a/app/models/adjustment_metadata.rb b/app/models/adjustment_metadata.rb
new file mode 100644
index 0000000000..d8315a3c71
--- /dev/null
+++ b/app/models/adjustment_metadata.rb
@@ -0,0 +1,4 @@
+class AdjustmentMetadata < ActiveRecord::Base
+  belongs_to :adjustment, class_name: 'Spree::Adjustment'
+  belongs_to :enterprise
+end
diff --git a/app/models/spree/adjustment_decorator.rb b/app/models/spree/adjustment_decorator.rb
index 6d089ee3b3..5c4748b227 100644
--- a/app/models/spree/adjustment_decorator.rb
+++ b/app/models/spree/adjustment_decorator.rb
@@ -1,5 +1,7 @@
 module Spree
   Adjustment.class_eval do
+    has_one :metadata, class_name: 'AdjustmentMetadata'
+
     scope :enterprise_fee, where(originator_type: 'EnterpriseFee')
   end
 end
diff --git a/db/migrate/20130809075103_create_adjustment_metadata.rb b/db/migrate/20130809075103_create_adjustment_metadata.rb
new file mode 100644
index 0000000000..4d1c6579eb
--- /dev/null
+++ b/db/migrate/20130809075103_create_adjustment_metadata.rb
@@ -0,0 +1,13 @@
+class CreateAdjustmentMetadata < ActiveRecord::Migration
+  def change
+    create_table :adjustment_metadata do |t|
+      t.integer :adjustment_id
+      t.integer :enterprise_id
+      t.string :fee_name
+      t.string :fee_type
+      t.string :enterprise_role
+    end
+
+    add_index :adjustment_metadata, :adjustment_id
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 1ad64fed61..ac3280a415 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,17 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20130809045637) do
+ActiveRecord::Schema.define(:version => 20130809075103) do
+
+  create_table "adjustment_metadata", :force => true do |t|
+    t.integer "adjustment_id"
+    t.integer "enterprise_id"
+    t.string  "fee_name"
+    t.string  "fee_type"
+    t.string  "enterprise_role"
+  end
+
+  add_index "adjustment_metadata", ["adjustment_id"], :name => "index_adjustment_metadata_on_adjustment_id"
 
   create_table "carts", :force => true do |t|
     t.integer "user_id"
diff --git a/spec/factories.rb b/spec/factories.rb
index 32a9cd770a..c6462d8f28 100644
--- a/spec/factories.rb
+++ b/spec/factories.rb
@@ -97,6 +97,14 @@ FactoryGirl.define do
     calculator { FactoryGirl.build(:itemwise_calculator) }
   end
 
+  factory :adjustment_metadata, :class => AdjustmentMetadata do
+    adjustment { FactoryGirl.create(:adjustment) }
+    enterprise { FactoryGirl.create(:distributor_enterprise) }
+    fee_name 'fee'
+    fee_type 'packing'
+    enterprise_role 'distributor'
+  end
+
   factory :itemwise_calculator, :class => OpenFoodWeb::Calculator::Itemwise do
   end
 
diff --git a/spec/models/adjustment_metadata_spec.rb b/spec/models/adjustment_metadata_spec.rb
new file mode 100644
index 0000000000..6ead53ce30
--- /dev/null
+++ b/spec/models/adjustment_metadata_spec.rb
@@ -0,0 +1,6 @@
+describe AdjustmentMetadata do
+  it "is valid when build from factory" do
+    adjustment = create(:adjustment)
+    adjustment.should be_valid
+  end
+end
diff --git a/spec/models/adjustment_spec.rb b/spec/models/adjustment_spec.rb
new file mode 100644
index 0000000000..60dfd631ce
--- /dev/null
+++ b/spec/models/adjustment_spec.rb
@@ -0,0 +1,8 @@
+module Spree
+  describe Adjustment do
+    it "has metadata" do
+      adjustment = create(:adjustment, metadata: create(:adjustment_metadata))
+      adjustment.metadata.should be
+    end
+  end
+end