From b1593c018440cad761f6fd527cb12508c205639b Mon Sep 17 00:00:00 2001
From: Joffrey JAFFEUX <j.jaffeux@gmail.com>
Date: Tue, 6 Feb 2018 14:48:04 +0100
Subject: [PATCH] FIX: prevents exception when opening new topic on mobile

Repro:

- Visit https://meta.discourse.org/categories, refresh the page
- Navigate to Latest
- Click New Topic
- Error occurs
---
 app/assets/javascripts/discourse/mixins/open-composer.js.es6 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/assets/javascripts/discourse/mixins/open-composer.js.es6 b/app/assets/javascripts/discourse/mixins/open-composer.js.es6
index 2303281b63b..dcb92d14786 100644
--- a/app/assets/javascripts/discourse/mixins/open-composer.js.es6
+++ b/app/assets/javascripts/discourse/mixins/open-composer.js.es6
@@ -7,8 +7,8 @@ export default Ember.Mixin.create({
     this.controllerFor('composer').open({
       categoryId: controller.get('category.id'),
       action: Composer.CREATE_TOPIC,
-      draftKey: controller.get('model.draft_key'),
-      draftSequence: controller.get('model.draft_sequence')
+      draftKey: controller.get('model.draft_key') || Composer.CREATE_TOPIC,
+      draftSequence: controller.get('model.draft_sequence') || 0
     });
   },