arrow keys move pattern around

1 files changed, 6 insertions, 6 deletions

diff --git a/client/lib/organ.js b/client/lib/organ.js
index fe2315c..0048abf 100644
--- a/client/lib/organ.js
+++ b/client/lib/organ.js
@@ -1,24 +1,24 @@
 import Tone from 'tone'
-import { choice } from './util'
 import output from './output'
 
-const player_count = 4
-
 const oscillators = {}
 
+let lastPlayed
 function play (freq) {
   const osc = oscillators[freq] = oscillators[freq] || {}
   if (!osc.el) {
-    osc.el = new Tone.Oscillator(freq , "sine")
+    osc.el = new Tone.Oscillator(freq, "sine")
     osc.el.connect(output)
   }
   osc.el.start()
   osc.playing = true
+  lastPlayed = osc
   return osc
 }
-function pause(freq) {
+function pause (freq) {
+  if (!oscillators[freq]) return
   const osc = oscillators[freq] = oscillators[freq] || {}
-  osc.el && osc.el.stop()
+  if (osc.el) osc.el.stop()
   osc.playing = false
   return osc
 }