Put vouchers admin screen behind 'vouchers' feature toggle

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

@@ -9,6 +9,12 @@
     %fieldset.alpha.no-border-bottom{ id: "#{item[:name]}_panel", data: { "tabs-and-panels-target": "panel" }}
       %legend= t(".#{ item[:name] }.legend")
 
+  - when 'vouchers'
+    - if feature?(:vouchers, spree_current_user)
+      %fieldset.alpha.no-border-bottom{ id: "#{item[:name]}_panel", data: { "tabs-and-panels-target": "panel"  }}
+        %legend= t(".#{ item[:form_name] || item[:name] }.legend")
+        = render "admin/enterprises/form/#{ item[:form_name] || item[:name] }", f: f
+
   - else
     %fieldset.alpha.no-border-bottom{ id: "#{item[:name]}_panel", data: { "tabs-and-panels-target": "panel"  }}
       %legend= t(".#{ item[:form_name] || item[:name] }.legend")

app/views/admin/shared/_side_menu.html.haml

@@ -1,7 +1,7 @@
 .side_menu#side_menu
   - if @enterprise
     - enterprise_side_menu_items(@enterprise).each do |item|
-    - next unless item[:show]
+    - next if !item[:show] || (item[:name] == 'vouchers' && !feature?(:vouchers, spree_current_user))
       %a.menu_item{ href: item[:href] || "##{item[:name]}_panel", id: item[:name], data: { action: "tabs-and-panels#changeActivePanel tabs-and-panels#changeActiveTab", "tabs-and-panels-target": "tab" }, class: item[:selected] }
         %i{ class: item[:icon_class] }
         %span= t(".enterprise.#{item[:name] }")

config/routes/admin.rb

@@ -41,8 +41,9 @@ Openfoodnetwork::Application.routes.draw do
 
       resources :tag_rules, only: [:destroy]
 
-      # TODO do we need to remove more routes
-      resources :vouchers, only: [:new, :create]
+      constraints FeatureToggleConstraint.new(:vouchers) do
+        resources :vouchers, only: [:new, :create]
+      end
     end
 
     resources :enterprise_relationships