End chapter 10

[depot.git] / app / models / line_item.rb

diff --git a/app/models/line_item.rb b/app/models/line_item.rb
index 988324ce31782a3ecf6e441960390f484968b478..61161a02a87601a5cf550bf08fd26cb071d80c20 100644 (file)
--- a/app/models/line_item.rb
+++ b/app/models/line_item.rb
@@ -1,2 +1,12 @@
 class LineItem < ActiveRecord::Base
+  belongs_to :order
+  belongs_to :product
+
+  def self.from_cart_item(cart_item)
+    li = self.new
+    li.product      = cart_item.product
+    li.quantity     = cart_item.quantity
+    li.total_price  = cart_item.price
+    li
+  end
 end