Introduced StockTaking. TODO: Dry up the stockit/stock_takings/deliveries controllers/views!

app/models/stock_taking.rb

@@ -0,0 +1,13 @@
+class StockTaking < ActiveRecord::Base
+
+  has_many :stock_changes, :dependent => :destroy
+  has_many :stock_articles, :through => :stock_changes
+
+  validates_presence_of :date
+
+  def stock_change_attributes=(stock_change_attributes)
+    for attributes in stock_change_attributes
+      stock_changes.build(attributes) unless attributes[:quantity].to_i == 0
+    end
+  end
+end