Gift support changes

front-api/models/cart.rb

@@ -1,8 +1,6 @@
 class Cart < ActiveRecord::Base
-  has_many :item_in_carts, -> { order "created_at" }
-  
-  belongs_to :delivery_destination, :class_name => 'DeliveryDestination', :foreign_key => 'delivery_destination_id'
-  belongs_to :delivery_destination, :class_name => 'DeliveryDestination', :foreign_key => 'recipient_destination_id'
+  has_many :item_in_carts, -> { order "created_at" }  
+  belongs_to :delivery_destination
 
   def self.find_or_create(anonymous_id, user_id)
     cart = nil

front-api/models/delivery_destination.rb

@@ -1,12 +1,21 @@
 class DeliveryDestination < ActiveRecord::Base
-  has_many :carts
+  has_one :cart
   belongs_to :user
 
   def self.create_from_last(anonymous_id, user_id)
     dd = DeliveryDestination.where(["user_id is not null and user_id = ?", user_id]).order("id desc").first
     dd ||= DeliveryDestination.where(["anonymous_id_string is not null and anonymous_id_string = ?", anonymous_id]).order("id desc").first
     dd ||= DeliveryDestination.new({user_id: user_id, anonymous_id_string: anonymous_id })
+
     dd.payment_method ||= "cash_on_delivery"
+    dd.gift = false
+    dd.recipient_name = ""
+    dd.recipient_phone = ""
+    dd.recipient_email = ""
+    dd.recipient_address = ""
+    dd.recipient_place = ""
+    dd.recipient_postal_code = ""
+
     attributes = dd.as_json
     attributes.delete("id")
     result = DeliveryDestination.create!(attributes)