Merge "Store releases globally and enable caching"

nailgun/static/app.js

@@ -177,6 +177,7 @@ function($, _, i18n, Backbone, React, utils, layoutComponents, models, KeystoneC
             this.user = new models.User();
             this.statistics = new models.NodesStatistics();
             this.notifications = new models.Notifications();
+            this.releases = new models.Releases();
             this.nodeNetworkGroups = new models.NodeNetworkGroups();
         }
 

nailgun/static/models.js

@@ -318,8 +318,9 @@ define([
         constructorName: 'ReleaseNetworkProperties'
     });
 
-    models.Releases = BaseCollection.extend({
+    models.Releases = BaseCollection.extend(cacheMixin).extend({
         constructorName: 'Releases',
+        cacheFor: 60 * 1000,
         model: models.Release,
         url: '/api/releases'
     });

nailgun/static/views/nodes_page.js

@@ -37,12 +37,12 @@ function($, _, i18n, React, models, componentMixins, NodeListScreen) {
             fetchData() {
                 var nodes = new models.Nodes(),
                     clusters = new models.Clusters(),
-                    releases = new models.Releases(),
+                    releases = app.releases,
                     nodeNetworkGroups = app.nodeNetworkGroups;
                 return $.when(
                     nodes.fetch(),
                     clusters.fetch(),
-                    releases.fetch(),
+                    releases.fetch({cache: true}),
                     nodeNetworkGroups.fetch({cache: true})
                 ).then(() => {
                     clusters.each(
@@ -56,13 +56,7 @@ function($, _, i18n, React, models, componentMixins, NodeListScreen) {
                         cluster.set({roles: roles});
                         return roles.fetch();
                     }));
-                }).then(() => {
-                    return {
-                        nodes: nodes,
-                        clusters: clusters,
-                        nodeNetworkGroups: nodeNetworkGroups
-                    };
-                });
+                }).then(() => ({nodes, clusters, nodeNetworkGroups}));
             }
         },
         getInitialState() {

nailgun/static/views/releases_page.js

@@ -35,10 +35,8 @@ function(_, i18n, React, models, controls, componentMixins) {
             navbarActiveElement: 'releases',
             breadcrumbsPath: [['home', '#'], 'releases'],
             fetchData: function() {
-                var releases = new models.Releases();
-                return releases.fetch().then(function() {
-                    return {releases: releases};
-                });
+                var releases = app.releases;
+                return releases.fetch({cache: true}).then(() => ({releases}));
             }
         },
         getReleaseData: function(release) {

nailgun/static/views/wizard.js

@@ -335,7 +335,7 @@ function($, _, i18n, React, Backbone, utils, models, componentMixins, dialogs, c
             this.wizard = new models.WizardModel(this.config);
             this.cluster = new models.Cluster();
             this.settings = new models.Settings();
-            this.releases = this.wizard.releases || new models.Releases();
+            this.releases = app.releases;
 
             this.wizard.processConfig(this.config);
 
@@ -343,7 +343,7 @@ function($, _, i18n, React, Backbone, utils, models, componentMixins, dialogs, c
             this.configModels.default = this.wizard;
         },
         componentDidMount: function() {
-            this.releases.fetch().done(_.bind(function() {
+            this.releases.fetch({cache: true}).done(_.bind(function() {
                 var defaultRelease = this.releases.findWhere({is_deployable: true});
                 this.wizard.set('NameAndRelease.release', defaultRelease.id);
                 this.selectRelease(defaultRelease.id);