From b8c554f0e70834684d26b6429e1ec46962f9ecd6 Mon Sep 17 00:00:00 2001
From: Martin Edenhofer <me@edenhofer.de>
Date: Thu, 20 Mar 2014 09:50:36 +0100
Subject: [PATCH] Added init version of audio support as poc.

---
 .../javascripts/app/controllers/navigation.js.coffee |  5 +++++
 .../javascripts/app/lib/app_post/audio.js.coffee     | 12 ++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 app/assets/javascripts/app/lib/app_post/audio.js.coffee

diff --git a/app/assets/javascripts/app/controllers/navigation.js.coffee b/app/assets/javascripts/app/controllers/navigation.js.coffee
index 6b999fe77..f29a844ab 100644
--- a/app/assets/javascripts/app/controllers/navigation.js.coffee
+++ b/app/assets/javascripts/app/controllers/navigation.js.coffee
@@ -39,6 +39,11 @@ class App.Navigation extends App.Controller
     @bind 'bell', (data) =>
       if data is 'on'
         @el.find('.bell').addClass('show')
+        App.Audio.play( 'https://www.sounddogs.com/previews/2193/mp3/219024_SOUNDDOGS__be.mp3' )
+        @delay(
+          -> App.Event.trigger('bell', 'off' )
+          3000
+        )
       else
         @el.find('.bell').removeClass('show')
 
diff --git a/app/assets/javascripts/app/lib/app_post/audio.js.coffee b/app/assets/javascripts/app/lib/app_post/audio.js.coffee
new file mode 100644
index 000000000..18df30b58
--- /dev/null
+++ b/app/assets/javascripts/app/lib/app_post/audio.js.coffee
@@ -0,0 +1,12 @@
+class App.Audio
+  @play: ( url, volume = 0.1 ) ->
+    return if !window.Audio
+    audio = new window.Audio()
+    return if !audio.canPlayType
+    canPlay = audio.canPlayType('audio/mp3')
+    return if canPlay isnt 'maybe' and canPlay isnt 'probably'
+    $(audio).prop( 'src', url )
+    audio.load();
+    audio.preload = "auto";
+    audio.volume = volume;
+    audio.play()