From 4419014421c40886c18c3738a0d0c27a55eeef5c Mon Sep 17 00:00:00 2001
From: Kenny2github <kenny2minecraft@gmail.com>
Date: Sat, 5 May 2018 18:25:18 +0800
Subject: [PATCH] Handle random backdrop

---
 src/blocks/scratch3_looks.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/blocks/scratch3_looks.js b/src/blocks/scratch3_looks.js
index 92500ac03..2f5a661e0 100644
--- a/src/blocks/scratch3_looks.js
+++ b/src/blocks/scratch3_looks.js
@@ -343,6 +343,8 @@ class Scratch3LooksBlocks {
             } else if (requestedCostume === 'next costume' ||
                        requestedCostume === 'next backdrop') {
                 target.setCostume(target.currentCostume + 1);
+            } else if (requestedCostume === 'random backdrop') {
+                target.setCostume(Math.floor(Math.random() * target.getCostumes().length));
             } else {
                 const forcedNumber = Number(requestedCostume);
                 if (!isNaN(forcedNumber)) {