finished the functionality

Razvan Horeanga · Razvan Horeanga · commit adbedc3ddf44 · 2016-12-09T22:01:11.000-06:00
diff --git a/01 - JavaScript Drum Kit/index-START.html b/01 - JavaScript Drum Kit/index-START.html
@@ -58,10 +58,25 @@
   <audio data-key="76" src="sounds/tink.wav"></audio>
 
 <script>
-  window.addEventListener('keydown', function(e){
-    const audio = document.querySelector("audio[data-key='"+e.keyCode+"']");
-    console.log(audio);
-  });
+  function playSound(e){
+    const audio = document.querySelector(`audio[data-key="${e.keyCode}"]`);
+    const key = document.querySelector(`.key[data-key="${e.keyCode}"]`);
+    if(!audio) return; //stops the function
+    audio.currentTime = 0;//rewind to the beginning of the audio
+    audio.play();
+    //console.log(key);
+    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>
 
 
