Refactor js CurrentOrder

app/assets/javascripts/darkswarm/services/cart.js.coffee

@@ -4,8 +4,8 @@ Darkswarm.factory 'Cart', (CurrentOrder, Variants, $timeout, $http, $modal, $roo
     dirty: false
     update_running: false
     update_enqueued: false
-    order: CurrentOrder.order
-    line_items: CurrentOrder.order?.line_items || []
+    order: CurrentOrder.getOrder()
+    line_items: CurrentOrder.getOrder()?.line_items || []
 
     constructor: ->
       for line_item in @line_items

app/assets/javascripts/darkswarm/services/checkout.js.coffee

@@ -2,12 +2,11 @@ Darkswarm.factory 'Checkout', (CurrentOrder, ShippingMethods, PaymentMethods, $h
   new class Checkout
     errors: {}
     secrets: {}
-    order: CurrentOrder.order
+    order: CurrentOrder.getOrder()
     ship_address_same_as_billing: 'YES'
     default_bill_address: 'NO'
     default_ship_address: 'NO'
 
-
     submit: ->
       Loading.message = t 'submitting_order'
       $http.put('/checkout', {order: @preprocess()}).success (data, status)=>

app/assets/javascripts/darkswarm/services/current_order.js.coffee

@@ -1,13 +1,16 @@
 Darkswarm.factory 'CurrentOrder', (currentOrder) ->
   # Populate Currentorder.order from json in page. This is probably redundant now.
   new class CurrentOrder
-    constructor: ->
-      if currentOrder.bill_address
+    # order: currentOrder
+
+    getOrder: ->
+      if currentOrder && currentOrder.bill_address
         currentOrder.bill_address.state_id = currentOrder.bill_address.state_id + ''
         currentOrder.bill_address.country_id = currentOrder.bill_address.country_id + ''
 
-      if currentOrder.ship_address
+      if currentOrder && currentOrder.ship_address
         currentOrder.ship_address.state_id = currentOrder.ship_address.state_id + ''
         currentOrder.ship_address.country_id = currentOrder.ship_address.country_id + ''
 
-      @order = currentOrder
+      currentOrder
+

app/controllers/checkout_controller.rb

@@ -156,7 +156,8 @@ class CheckoutController < Spree::CheckoutController
     last_used_bill_address = lua.last_used_bill_address.andand.clone
     last_used_ship_address = lua.last_used_ship_address.andand.clone
 
-    preferred_bill_address, preferred_ship_address = spree_current_user.bill_address, spree_current_user.ship_address
+    preferred_bill_address, preferred_ship_address = spree_current_user.bill_address, spree_current_user.ship_address if spree_current_user
+
     @order.bill_address ||= preferred_bill_address || last_used_bill_address || Spree::Address.default
     @order.ship_address ||= preferred_ship_address || last_used_ship_address || Spree::Address.default
   end