From 32b52642ab38e3301ca783ba035974e475dd6aaf Mon Sep 17 00:00:00 2001
From: Sam <sam.saffron@gmail.com>
Date: Thu, 11 Dec 2014 16:21:39 +1100
Subject: [PATCH] PERF: don't render composer until we need it

---
 .../javascripts/discourse/controllers/composer.js.es6      | 7 ++++++-
 app/assets/javascripts/discourse/templates/composer.hbs    | 2 ++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/app/assets/javascripts/discourse/controllers/composer.js.es6 b/app/assets/javascripts/discourse/controllers/composer.js.es6
index c75936912..c15d158ad 100644
--- a/app/assets/javascripts/discourse/controllers/composer.js.es6
+++ b/app/assets/javascripts/discourse/controllers/composer.js.es6
@@ -465,6 +465,11 @@ export default DiscourseController.extend({
 
   canEdit: function() {
     return this.get("model.action") === "edit" && Discourse.User.current().get("can_edit");
-  }.property("model.action")
+  }.property("model.action"),
+
+  visible: function() {
+    var state = this.get('model.composeState');
+    return state && state !== 'closed';
+  }.property('model.composeState')
 
 });
diff --git a/app/assets/javascripts/discourse/templates/composer.hbs b/app/assets/javascripts/discourse/templates/composer.hbs
index db31e4adf..9d068ec8d 100644
--- a/app/assets/javascripts/discourse/templates/composer.hbs
+++ b/app/assets/javascripts/discourse/templates/composer.hbs
@@ -1,3 +1,4 @@
+{{#if visible}}
 <div class='composer-loading'>
   {{loading-spinner}}
 </div>
@@ -116,3 +117,4 @@
 
   </div>
 </div>
+{{/if}}