Convert admin section controllers to ES6 modules

app/assets/javascripts/admin/controllers/admin-dashboard.js.es6

@@ -0,0 +1,57 @@
+/**
+  This controller supports the default interface when you enter the admin section.
+
+  @class AdminDashboardController
+  @extends Ember.Controller
+  @namespace Discourse
+  @module Discourse
+**/
+export default Ember.Controller.extend({
+  loading: true,
+  versionCheck: null,
+  problemsCheckMinutes: 1,
+
+  foundProblems: function() {
+    return(Discourse.User.currentProp('admin') && this.get('problems') && this.get('problems').length > 0);
+  }.property('problems'),
+
+  thereWereProblems: function() {
+    if(!Discourse.User.currentProp('admin')) { return false }
+    if( this.get('foundProblems') ) {
+      this.set('hadProblems', true);
+      return true;
+    } else {
+      return this.get('hadProblems') || false;
+    }
+  }.property('foundProblems'),
+
+  loadProblems: function() {
+    this.set('loadingProblems', true);
+    this.set('problemsFetchedAt', new Date());
+    var c = this;
+    Discourse.AdminDashboard.fetchProblems().then(function(d) {
+      c.set('problems', d.problems);
+      c.set('loadingProblems', false);
+      if( d.problems && d.problems.length > 0 ) {
+        c.problemsCheckInterval = 1;
+      } else {
+        c.problemsCheckInterval = 10;
+      }
+    });
+  },
+
+  problemsTimestamp: function() {
+    return moment(this.get('problemsFetchedAt')).format('LLL');
+  }.property('problemsFetchedAt'),
+
+  updatedTimestamp: function() {
+    return moment(this.get('updated_at')).format('LLL');
+  }.property('updated_at'),
+
+  actions: {
+    refreshProblems: function() {
+      this.loadProblems();
+    }
+  }
+
+});