Determine producer options on order cycle screen through OpenFoodNetwork::Permissions class

app/controllers/admin/order_cycles_controller.rb

@@ -1,3 +1,4 @@
+require 'open_food_network/permissions'
 require 'open_food_network/order_cycle_form_applicator'
 
 module Admin

app/views/admin/order_cycles/_form.html.haml

@@ -25,7 +25,7 @@
     %tr.products{'ng-show' => 'exchange.showProducts'}
       = render 'exchange_supplied_products_form'
 
-= select_tag :new_supplier_id, options_from_collection_for_select(Enterprise.is_primary_producer.managed_by(spree_current_user).by_name, :id, :name), {'ng-model' => 'new_supplier_id'}
+= select_tag :new_supplier_id, options_from_collection_for_select(OpenFoodNetwork::Permissions.new(spree_current_user).order_cycle_producers, :id, :name), {'ng-model' => 'new_supplier_id'}
 = f.submit 'Add supplier', 'ng-click' => 'addSupplier($event)'
 
 

lib/open_food_network/permissions.rb

@@ -0,0 +1,19 @@
+module OpenFoodNetwork
+  class Permissions
+    def initialize(user)
+      @user = user
+    end
+
+    def order_cycle_producers
+      managed_producers
+    end
+
+
+    private
+
+    def managed_producers
+      Enterprise.managed_by(@user).is_primary_producer.by_name
+    end
+
+  end
+end

spec/lib/open_food_network/permissions_spec.rb

@@ -0,0 +1,16 @@
+require 'open_food_network/permissions'
+
+module OpenFoodNetwork
+  describe Permissions do
+    let(:user) { double(:user) }
+    let(:permissions) { Permissions.new(user) }
+    let(:producer) { double(:enterprise) }
+
+    describe "finding producers that can be added to an order cycle" do
+      it "returns managed producers" do
+        permissions.stub(:managed_producers) { [producer] }
+        permissions.order_cycle_producers.should == [producer]
+      end
+    end
+  end
+end