Getting an order cycle update function in place like a boss

app/controllers/shop_controller.rb

@@ -15,6 +15,15 @@ class ShopController < BaseController
     end
   end
 
+  def order_cycle
+    if oc = OrderCycle.with_distributor(@distributor).active.find_by_id(params[:order_cycle_id])
+      current_order(true).set_order_cycle! oc
+      render status: 200, json: ""
+    else
+      render status: 404, json: ""
+    end
+  end
+
   private
 
   def set_distributor

config/routes.rb

@@ -4,6 +4,7 @@ Openfoodnetwork::Application.routes.draw do
 
   resource :shop, controller: :shop do
     get :products
+    post :order_cycle
   end
 
   resources :enterprises do

spec/controllers/shop_controller_spec.rb

@@ -19,8 +19,29 @@ describe ShopController do
       spree_get :show
       controller.current_order_cycle.should == nil
     end
+    
+    it "should allow the user to post to select the current order cycle" do
+      oc1 = create(:order_cycle, distributors: [d])
+      oc2 = create(:order_cycle, distributors: [d])
+      
+      spree_post :order_cycle, order_cycle_id: oc2.id
+      response.should be_success
+      controller.current_order_cycle.should == oc2
+    end
+
+    it "should not allow the user to select an invalid order cycle" do
+      oc1 = create(:order_cycle, distributors: [d])
+      oc2 = create(:order_cycle, distributors: [d])
+      oc3 = create(:order_cycle, distributors: [create(:distributor_enterprise)])
+      
+      spree_post :order_cycle, order_cycle_id: oc3.id
+      response.status.should == 404
+      controller.current_order_cycle.should == nil
+
+    end
   end
 
+
   describe "returning products" do
     let(:product) { create(:product) }
     let(:order_cycle) { create(:order_cycle, distributors: [d]) }

spec/javascripts/unit/darkswarm/controllers_spec.js.coffee

@@ -0,0 +1,30 @@
+describe 'Shop controllers', ->
+  describe 'ProductsCtrl', ->
+    ctrl = null
+    scope = null
+    event = null
+    Product = null
+
+    beforeEach ->
+      module('Shop')
+      scope = {}
+      Product = 
+        all: ->
+          'testy mctest'
+      inject ($controller) ->
+        ctrl = $controller 'ProductsCtrl', {$scope: scope, Product : Product} 
+
+    it 'Fetches products from Product', ->
+      expect(scope.products).toEqual 'testy mctest'
+  
+  describe 'OrderCycleCtrl', ->
+    ctrl = null
+    scope = null
+    event = null
+    OrderCycle = null
+
+    beforeEach ->
+      module 'Shop'
+      scope = {}
+      inject ($controller) ->
+        ctrl = $controller 'OrderCycleCtrl'

spec/javascripts/unit/darkswarm/product_spec.js.coffee

@@ -0,0 +1,15 @@
+describe 'Product service', ->
+  $httpBackend = null
+  Product = null
+
+  beforeEach ->
+    module 'Shop'
+    inject ($injector, _$httpBackend_)->
+      Product = $injector.get("Product")
+      $httpBackend = _$httpBackend_
+
+  it "Fetches products from the backend", ->
+    $httpBackend.expectGET("/shop/products").respond([{test : "cats"}])
+    products = Product.all()
+    $httpBackend.flush()
+    expect(products[0].test).toEqual "cats"