From 4cb68c5fc90e36a3bd6e1c11224b982ecd79cd61 Mon Sep 17 00:00:00 2001
From: Yulia Markina <jmarkina@gmail.com>
Date: Thu, 3 Aug 2017 15:42:59 -0700
Subject: [PATCH] add script

---
 01 - JavaScript Drum Kit/index-START.html | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/01 - JavaScript Drum Kit/index-START.html b/01 - JavaScript Drum Kit/index-START.html
index 4070d32767..474793917f 100644
--- a/01 - JavaScript Drum Kit/index-START.html	
+++ b/01 - JavaScript Drum Kit/index-START.html	
@@ -59,8 +59,26 @@
 
 <script>
 
-</script>
+  function playSound(e) {
+    const audio = document.querySelector(`audio[data-key="${e.keyCode}"]`);
+    const key = document.querySelector(`.key[data-key="${e.keyCode}"]`);
+
+    if(!audio) return;
+    audio.currentTime = 0;
+    audio.play();
+    key.classList.add('playing');
+  }
+
+  function removeTransition(e) {
+    if (e.propertyName !== 'transform') return;
+    this.classList.remove('playing');
+  }
 
+  const keys = document.querySelectorAll('.key');
+  keys.forEach(key => key.addEventListener('transitionend', removeTransition));
 
+   window.addEventListener('keydown', playSound);
+
+</script>
 </body>
 </html>