Adding controller actions and routes for pausing and unpausing a standing order

app/controllers/admin/standing_orders_controller.rb

@@ -50,6 +50,16 @@ module Admin
       end
     end
 
+    def pause
+      @standing_order.update_attributes(paused_at: Time.zone.now)
+      render_as_json @standing_order, fee_calculator: fee_calculator
+    end
+
+    def unpause
+      @standing_order.update_attributes(paused_at: nil)
+      render_as_json @standing_order, fee_calculator: fee_calculator
+    end
+
     private
 
     def permissions

app/models/spree/ability_decorator.rb

@@ -253,7 +253,7 @@ class AbilityDecorator
     can [:create], Customer
     can [:admin, :index, :update, :destroy], Customer, enterprise_id: Enterprise.managed_by(user).pluck(:id)
     can [:admin, :new, :index], StandingOrder
-    can [:create, :edit, :update, :cancel], StandingOrder do |standing_order|
+    can [:create, :edit, :update, :cancel, :pause, :unpause], StandingOrder do |standing_order|
       user.enterprises.include?(standing_order.shop)
     end
     can [:admin, :build], StandingLineItem

app/serializers/api/admin/standing_order_serializer.rb

@@ -1,6 +1,6 @@
 class Api::Admin::StandingOrderSerializer < ActiveModel::Serializer
   attributes :id, :shop_id, :customer_id, :schedule_id, :payment_method_id, :shipping_method_id, :begins_at, :ends_at
-  attributes :customer_email, :schedule_name, :edit_path, :canceled_at
+  attributes :customer_email, :schedule_name, :edit_path, :canceled_at, :paused_at
 
   has_many :standing_line_items, serializer: Api::Admin::StandingLineItemSerializer
   has_many :closed_standing_order_orders, serializer: Api::Admin::StandingOrderOrderSerializer
@@ -16,6 +16,10 @@ class Api::Admin::StandingOrderSerializer < ActiveModel::Serializer
     object.ends_at.andand.strftime('%F')
   end
 
+  def paused_at
+    object.paused_at.andand.strftime('%F')
+  end
+
   def canceled_at
     object.canceled_at.andand.strftime('%F')
   end