Calculator type change works, enterprise fee tests pass

app/assets/javascripts/admin/enterprise_fees.js

@@ -1,9 +1,16 @@
 function AdminEnterpriseFeesCtrl($scope, $http) {
   $http.get('/admin/enterprise_fees.json').success(function(data) {
     $scope.enterprise_fees = data;
+
+    // TODO: Angular 1.1.0 will have a means to reset a form to its pristine state, which
+    //       would avoid the need to save off original calculator types for comparison.
+    for(i in $scope.enterprise_fees) {
+      $scope.enterprise_fees[i].orig_calculator_type = $scope.enterprise_fees[i].calculator_type;
+    }
   });
 }
 
+
 angular.module('enterprise_fees', [])
   .directive('ngBindHtmlUnsafeCompiled', function($compile) {
     return function(scope, element, attrs) {
@@ -20,36 +27,30 @@ angular.module('enterprise_fees', [])
 	element.append(html);
       }
     }
-  });
+  })
+  .directive('spreeEnsureCalculatorPreferencesMatchType', function() {
+    // Hide calculator preference fields when calculator type changed
+    // Fixes 'Enterprise fee is not found' error when changing calculator type
+    // See spree/core/app/assets/javascripts/admin/calculator.js
 
+    // Note: For some reason, DOM --> model bindings aren't working here, so
+    // we use element.val() instead of querying the model itself.
 
+    return function(scope, element, attrs) {
+      scope.$watch(function(scope) {
+	//return scope.enterprise_fee.calculator_type;
+	return element.val();
+      }, function(value) {
+	var settings = element.parent().parent().find("div.calculator-settings");
 
-
-/*
-// Hide calculator preference fields when calculator type changed
-// Fixes 'Enterprise fee is not found' error when changing calculator type
-// See spree/core/app/assets/javascripts/admin/calculator.js
-
-$(document).ready(function() {
-  // Store original value
-  $("select.calculator_type").each(function(i, ct) {
-    ct = $(ct);
-    ct.data('original-value', ct.attr('value'));
-  });
-
-  // Hide and disable calculator fields when calculator type is changed
-  $("select.calculator_type").change(function() {
-    var ct = $(this);
-    var cs = ct.parent().parent().find("div.calculator-settings");
-
-    if(ct.attr('value') == ct.data('original-value')) {
-      cs.show();
-      cs.find("input").prop("disabled", false);
-
-    } else {
-      cs.hide();
-      cs.find("input").prop("disabled", true);
+	// scope.enterprise_fee.calculator_type == scope.enterprise_fee.orig_calculator_type
+	if(element.val() == scope.enterprise_fee.orig_calculator_type) {
+	  settings.show();
+	  settings.find("input").prop("disabled", false);
+	} else {
+	  settings.hide();
+	  settings.find("input").prop("disabled", true);
+	}
+      });
     }
   });
-});
-*/

app/views/admin/enterprise_fees/index.html.haml

@@ -24,7 +24,7 @@
             = f.angular_collection_select :enterprise_id, Enterprise.all, :id, :name, 'enterprise_fee.enterprise_id', :include_blank => true
           %td= f.angular_select :fee_type, enterprise_fee_type_options, 'enterprise_fee.fee_type'
           %td= f.angular_text_field :name
-          %td= f.angular_collection_select :calculator_type, @calculators, :name, :description, 'enterprise_fee.calculator_type', {:class => 'calculator_type'}
+          %td= f.angular_collection_select :calculator_type, @calculators, :name, :description, 'enterprise_fee.calculator_type', {'class' => 'calculator_type', 'ng-model' => 'calculatorType', 'spree-ensure-calculator-preferences-match-type' => "1"}
           %td{'ng-bind-html-unsafe-compiled' => 'enterprise_fee.calculator_settings'}
           %td{'spree-delete-resource' => "1"}
 

spec/requests/admin/enterprise_fees_spec.rb

@@ -3,7 +3,7 @@ require 'spec_helper'
 feature %q{
     As an administrator
     I want to manage enterprise fees
-} do
+}, js: true do
   include AuthenticationWorkflow
   include WebHelper
 
@@ -49,7 +49,7 @@ feature %q{
     page.should have_selector "#enterprise_fee_set_collection_attributes_0_calculator_attributes_preferred_flat_percent[value='12.34']"
   end
 
-  scenario "editing an enterprise fee", js: true do
+  scenario "editing an enterprise fee" do
     # Given an enterprise fee
     fee = create(:enterprise_fee)
     create(:enterprise, name: 'Foo')
@@ -73,7 +73,7 @@ feature %q{
     page.should have_selector "option[selected]", text: 'Flat Percent'
   end
 
-  scenario "deleting an enterprise fee", js: true do
+  scenario "deleting an enterprise fee" do
     # Given an enterprise fee
     fee = create(:enterprise_fee)