From fa769d8ced2f576173dc3b71a662d0d7f21fa62e Mon Sep 17 00:00:00 2001
From: Joe Fleming <joe.fleming@gmail.com>
Date: Tue, 19 Aug 2014 20:24:39 -0700
Subject: [PATCH] working demo, click button for feedback ;)

---
 src/coffee/app.coffee                    | 11 ++++++++++-
 src/coffee/lib/captureAudio.coffee       | 16 ++++++++++++++++
 src/coffee/{ => lib}/getUserMedia.coffee |  0
 src/coffee/lib/mediaCapture.coffee       | 13 +++++++++++++
 4 files changed, 39 insertions(+), 1 deletion(-)
 create mode 100644 src/coffee/lib/captureAudio.coffee
 rename src/coffee/{ => lib}/getUserMedia.coffee (100%)
 create mode 100644 src/coffee/lib/mediaCapture.coffee

diff --git a/src/coffee/app.coffee b/src/coffee/app.coffee
index fb5a33c..2440108 100644
--- a/src/coffee/app.coffee
+++ b/src/coffee/app.coffee
@@ -3,4 +3,13 @@ define (require) ->
     alert("Can't access your media :(")
     return
 
-  getUserMedia = require('getUserMedia')
+  $ = require 'jquery'
+  Audio = require 'lib/captureAudio'
+
+  buttonAudio = new Audio()
+
+  $('.button.record').on 'click', (ev) ->
+    audioStream = buttonAudio.get()
+    .then (streamSource) ->
+      # loop the stream back through the computer... feedback, go!
+      streamSource.connect buttonAudio.context.destination
diff --git a/src/coffee/lib/captureAudio.coffee b/src/coffee/lib/captureAudio.coffee
new file mode 100644
index 0000000..af30487
--- /dev/null
+++ b/src/coffee/lib/captureAudio.coffee
@@ -0,0 +1,16 @@
+define (require) ->
+  MediaCapture = require 'lib/mediaCapture'
+
+  class Audio
+    constructor: (ctx) ->
+      @audioContext = ctx || window.AudioContext || window.webkitAudioContext
+      @context = new @audioContext()
+
+    get: ->
+      audio = new MediaCapture
+        video: false
+
+      audio.get()
+      .then (audioStream) =>
+        @mediaStreamSource = @context.createMediaStreamSource( audioStream )
+        return @mediaStreamSource
diff --git a/src/coffee/getUserMedia.coffee b/src/coffee/lib/getUserMedia.coffee
similarity index 100%
rename from src/coffee/getUserMedia.coffee
rename to src/coffee/lib/getUserMedia.coffee
diff --git a/src/coffee/lib/mediaCapture.coffee b/src/coffee/lib/mediaCapture.coffee
new file mode 100644
index 0000000..47b9b24
--- /dev/null
+++ b/src/coffee/lib/mediaCapture.coffee
@@ -0,0 +1,13 @@
+define (require) ->
+  Promise = require 'bluebird'
+  require 'lib/getUserMedia' # create navigator.getUserMedia
+
+  class MediaCapture
+    constructor: (opts={}) ->
+      @opts =
+        video: if (opts.video?) then opts.video else true
+        audio: if (opts.audio?) then opts.video else true
+
+    get: ->
+      new Promise (resolve, reject) =>
+        navigator.getUserMedia @opts, resolve, reject