Do not show form until distribution has been chosen

app/assets/javascripts/admin/orders/controllers/orders_controller.js.coffee

@@ -15,3 +15,6 @@ angular.module("admin.orders").controller "ordersCtrl", ($scope, $compile, $attr
   $scope.orderCycleHasDistributor = (oc, distributor_id) ->
     distributor_ids = (d.id for d in oc.distributors)
     distributor_ids.indexOf(distributor_id) != -1
+
+  $scope.distributionChosen = ->
+    $scope.distributor_id && $scope.order_cycle_id

app/overrides/spree/admin/orders/_form/hide_form_until_distribution.deface

@@ -0,0 +1,2 @@
+add_to_attributes "table.index, [data-hook='admin_order_form_buttons']"
+attributes "ng-show" => "distributionChosen()"

app/views/spree/admin/orders/new.html.haml

@@ -15,7 +15,8 @@
   = render 'spree/shared/error_messages', :target => @order
 
 %div{"ng-app" => "admin.orders", "ng-controller" => "ordersCtrl"}
-  = render 'add_product'
+  %div{"ng-show" => "distributionChosen()"}
+    = render 'add_product'
 
   - unless @order.line_items.any?
     %div{"data-hook" => "admin_order_new_form"}