Merge pull request #1 from itsmoops/feature/hammer-the-horn

I propose that repeated hits of the horn shouldn’t overlap.

lib/rap-horn.js

@@ -5,10 +5,16 @@ import { CompositeDisposable } from 'atom';
 export default {
   subscriptions: null,
 
+  audio: document.createElement('audio'),
+
   activate (state) {
     // Events subscribed to in atom's system can be easily cleaned up with a CompositeDisposable
     this.subscriptions = new CompositeDisposable();
 
+    // Setting up default audio properties
+    this.audio.src = 'atom://rap-horn/lib/rap-horn.ogg';
+    this.audio.currentTime = 0;
+
     // Register command that toggles this view
     this.subscriptions.add(atom.commands.add('atom-workspace', {
       'rap-horn:play': () => this.rapHorn()
@@ -25,10 +31,14 @@ export default {
   },
 
   rapHorn() {
-    this.audio = document.createElement('audio');
-    this.audio.src = 'atom://rap-horn/lib/rap-horn.ogg';
-    this.audio.currentTime = 0;
-    this.audio.play();
+    if (this.audio.currentTime > 0 && !this.audio.paused) {
+      this.audio.pause();
+      // Resetting the timer back to 0 sounds awkward - start it a little later for a better sound
+      this.audio.currentTime = .12;
+      this.audio.play();
+    } else {
+      this.audio.play();
+    }
   }
 
 };