Qwaiter supplier on Ember 1.0

app/assets/javascripts/supplier/app/models/list.js.coffee

@@ -11,3 +11,8 @@ Qsupplier.App.List = DS.Model.extend
   orders: DS.hasMany('Qsupplier.App.Order')
   section: DS.belongsTo('Qsupplier.App.Section')
   section_id: attr('string')
+  close: ->
+    @get('orders').forEach (order)->
+      order.close()
+    @set('table', null)
+    @list.set('state', 'closed')

app/assets/javascripts/supplier/app/models/order.js.coffee

@@ -2,7 +2,7 @@ attr = DS.attr
 Qsupplier.App.Order = DS.Model.extend
   state: attr('string')
   list: DS.belongsTo('Qsupplier.App.List')
-  total_amount: attr('number')
+  price: attr('number')
   product_orders: attr('object')
   section: DS.belongsTo('Qsupplier.App.Section')
   section_id: attr('string')
@@ -13,5 +13,9 @@ Qsupplier.App.Order = DS.Model.extend
   needs_supplier_attention: (-> @get('state') == 'placed' || @get('state') == 'active').property('state')
 
   display: (->
+    return '' unless @get('product_orders')
     @get('product_orders').map((po)-> "#{po.product_name} (#{po.quantity})").join(',')
   ).property('product_orders')
+
+  close: ->
+    @set('state', 'closed')