FIX: Thanks .gitignore, I missed a necessary file!

plugins/poll/assets/javascripts/controllers/poll.js.es6

@@ -0,0 +1,44 @@
+export default Discourse.Controller.extend({
+  poll: null,
+  showResults: Em.computed.oneWay('poll.closed'),
+  disableRadio: Em.computed.any('poll.closed', 'loading'),
+  showToggleClosePoll: function() {
+    return this.get('poll.post.topic.details.can_edit') && !Discourse.SiteSettings.allow_user_locale;
+  }.property('poll.post.topic.details.can_edit'),
+
+  actions: {
+    selectOption: function(option) {
+      if (this.get('disableRadio')) {
+        return;
+      }
+
+      if (!this.get('currentUser.id')) {
+        this.get('postController').send('showLogin');
+        return;
+      }
+
+      this.set('loading', true);
+      this.get('poll').saveVote(option).then(function() {
+        this.set('loading', false);
+        this.set('showResults', true);
+      }.bind(this));
+    },
+
+    toggleShowResults: function() {
+      this.set('showResults', !this.get('showResults'));
+    },
+
+    toggleClosePoll: function() {
+      this.set('loading', true);
+      return Discourse.ajax("/poll/toggle_close", {
+        type: "PUT",
+        data: {post_id: this.get('poll.post.id')}
+      }).then(function(topicJson) {
+        this.set('poll.post.topic.title', topicJson.basic_topic.title);
+        this.set('poll.post.topic.fancy_title', topicJson.basic_topic.title);
+        this.set('loading', false);
+      }.bind(this));
+    }
+  }
+});
+