Improvements to enroll-node service

- Rename the modal function to enrollNode which better desribes its role
- The enrollNode function returns a promise that when successfully
resolved will contain the newly enrolled node. This change can be
used to support more efficient UI updates.

Change-Id: Id8f46cf85b6a1adb65c87d3c10729aea123241e7

ironic_ui/static/dashboard/admin/ironic/enroll-node/enroll-node.controller.js

@@ -74,15 +74,8 @@
       ironic.createNode(ctrl.node).then(
         function(response) {
           $log.info("create node response = " + JSON.stringify(response));
-          $uibModalInstance.close();
           $rootScope.$emit(ironicEvents.ENROLL_NODE_SUCCESS);
-          if (ctrl.moveNodeToManageableState) {
-            $log.info("Setting node provision state");
-            ironic.setNodeProvisionState(response.data.uuid, 'manage');
-          }
-        },
-        function() {
-          // No additional error processing for now
+          $uibModalInstance.close(response.data);
         });
       $log.debug("<< EnrollNodeController.submit()");
     };

ironic_ui/static/dashboard/admin/ironic/enroll-node/enroll-node.service.js

@@ -28,16 +28,16 @@
 
   function enrollNodeService($uibModal, basePath) {
     var service = {
-      modal: modal
+      enrollNode: enrollNode
     };
 
-    function modal() {
+    function enrollNode() {
       var options = {
         controller: 'EnrollNodeController as ctrl',
         backdrop: 'static',
         templateUrl: basePath + '/base-node/base-node.html'
       };
-      return $uibModal.open(options);
+      return $uibModal.open(options).result;
     }
 
     return service;

ironic_ui/static/dashboard/admin/ironic/node-list/node-list.controller.js

@@ -181,7 +181,7 @@
     }
 
     function enrollNode() {
-      enrollNodeService.modal();
+      enrollNodeService.enrollNode();
     }
 
     function editNode(node) {