Fix view messages dialog

The 'View Messages' action shows the dialog to list messages.
The dialog controller retrieves messages when called.
To refresh the messages using 'List Messages' button in the dialog,
'List Messages' button calls dialog re-creation process.

Closes-Bug: #1705598

Change-Id: I884a4b98599889cc3b66474be0e13221c1177d8e

zaqar_ui/static/app/core/openstack-service-api/zaqar.service.js

@@ -97,8 +97,9 @@
     }
 
     function getMessages(queueName) {
+      var msg = gettext('Unable to get messages.');
       var url = interpolate(msgPath, [queueName]);
-      return apiService.get(url);
+      return apiService.get(url).error(error(msg));
     }
 
     function postMessages(queueName, msgs) {

zaqar_ui/static/dashboard/project/queues/actions/list-message.controller.js

@@ -40,8 +40,10 @@
     var ctrl = this;
     ctrl.queue = $scope.model.id;
     ctrl.messages = [];
+    /* TODO: actions will be implemented later.
     ctrl.claimMessage = claimMessage;
     ctrl.deleteMessage = deleteMessage;
+    */
 
     zaqar.getMessages(ctrl.queue).success(function (response) {
       ctrl.messages = response;

zaqar_ui/static/dashboard/project/queues/actions/list-message.service.js

@@ -23,13 +23,9 @@
   listMessageService.$inject = [
     '$q',
     'horizon.dashboard.project.queues.basePath',
-    'horizon.app.core.openstack-service-api.policy',
-    'horizon.app.core.openstack-service-api.zaqar',
-    'horizon.dashboard.project.queues.events',
     'horizon.framework.util.i18n.gettext',
     'horizon.framework.util.q.extensions',
-    'horizon.framework.widgets.form.ModalFormService',
-    'horizon.framework.widgets.toast.service'
+    'horizon.framework.widgets.form.ModalFormService'
   ];
 
   /**
@@ -37,26 +33,22 @@
    * @name horizon.dashboard.project.queues.actions.listMessageService
    * @param {Object} $q
    * @param {String} basePath
-   * @param {Object} policy
-   * @param {Object} zaqar
-   * @param {Object} events
    * @param {Object} gettext
    * @param {Object} $qExtensions
    * @param {Object} modal
-   * @param {Object} toast
    * @returns {Object} list messages service
    * @description Brings up the polling messages modal dialog.
    * On submit, poll messages from given queues.
    * On cancel, do nothing.
    */
   function listMessageService(
-    $q, basePath, policy, zaqar, events, gettext, $qExtensions, modal, toast
+    $q, basePath, gettext, $qExtensions, modal
   ) {
     // schema
     var schema = {
       type: "object",
       properties: {
-        postMessages: {
+        listMessages: {
           title: gettext("List Messages"),
           type: "string"
         }
@@ -86,16 +78,21 @@
     // model
     var model;
 
-    var message = {
-      success: gettext('Messages has been posted to queue %s successfully.')
-    };
-
     var service = {
       initAction: initAction,
       perform: perform,
       allowed: allowed
     };
 
+    // modal config
+    var config = {
+      "title": gettext('List Messages'),
+      "submitText": gettext('List Messages'),
+      "schema": schema,
+      "form": form,
+      "model": model
+    };
+
     return service;
 
     //////////////
@@ -108,29 +105,22 @@
     }
 
     function perform(selected) {
-      model = {
+      config.model = {
         id: selected.id,
         name: selected.name
       };
-      // modal config
-      var config = {
-        "title": gettext('List Messages'),
-        "submitText": gettext('List Messages'),
-        "schema": schema,
-        "form": form,
-        "model": model
-      };
       return modal.open(config).then(submit);
     }
 
     function submit(context) {
       var id = context.model.id;
       var name = context.model.name;
-      delete context.model.id;
-      delete context.model.name;
-      return zaqar.postMessages(id, context.model).then(function() {
-        toast.add('success', interpolate(message.success, [name]));
-      });
+      config.model = {
+        id: id,
+        name: name
+      };
+      // display new dialog
+      modal.open(config).then(submit);
     }
   }
 })();