Add support for repeat and shuffle

Author: Jesse Newland

README.md

@@ -75,7 +75,9 @@ and what is playing.
   "name": "Forever",
   "artist": "HAIM",
   "album": "Days Are Gone (2013)",
-  "playlist": "Summer Jams"
+  "playlist": "Summer Jams",
+  "shuffle": "songs",
+  "repeat": "all"
 }
 ```
 
@@ -133,6 +135,10 @@ These are the endpoints you can hit to do things.
     PUT /pause => NowPlayingResource
     PUT /volume [level=20] => NowPlayingResource
     PUT /volume [muted=true] => NowPlayingResource
+    PUT /shuffle [mode=songs] => NowPlayingResource
+    PUT /shuffle [mode=off] => NowPlayingResource
+    PUT /repeat [mode=all] => NowPlayingResource
+    PUT /repeat [mode=off] => NowPlayingResource
 
 
 #### Playlists

app.js

@@ -35,6 +35,8 @@ function getCurrentState(){
     currentState['playlist'] = currentPlaylist.name();
     currentState['volume'] = itunes.soundVolume();
     currentState['muted'] = itunes.mute();
+    currentState['repeat'] = itunes.songRepeat();
+    currentState['shuffle'] = itunes.shuffleEnabled() && itunes.shuffleMode();
 
     if (currentTrack.year()) {
       currentState['album'] += " (" + currentTrack.year() + ")";
@@ -95,6 +97,39 @@ function setMuted(muted){
   }
 }
 
+function setShuffle(mode){
+  itunes = Application('iTunes');
+
+  if (!mode) {
+    mode = "songs"
+  }
+
+  if (mode == "false" || mode == "off") {
+    itunes.shuffleEnabled = false;
+    return false;
+  }else{
+    itunes.shuffleEnabled = true;
+    itunes.shuffleMode = mode;
+    return true;
+  }
+}
+
+function setRepeat(mode){
+  itunes = Application('iTunes');
+
+  if (!mode) {
+    mode = "all"
+  }
+
+  if (mode == "false" || mode == "off") {
+    itunes.songRepeat = false;
+    return false;
+  }else{
+    itunes.songRepeat = mode;
+    return true;
+  }
+}
+
 function getPlaylistsFromItunes(){
   itunes = Application('iTunes');
   playlists = itunes.playlists();
@@ -195,6 +230,27 @@ app.put('/mute', function(req, res){
   })
 })
 
+app.put('/shuffle', function(req, res){
+  osa(setShuffle, req.body.mode, function(error, data, log){
+    if (error){
+      console.log(error)
+      res.sendStatus(500)
+    }else{
+      sendResponse(error, res)
+    }
+  })
+})
+
+app.put('/repeat', function(req, res){
+  osa(setRepeat, req.body.mode, function(error, data, log){
+    if (error){
+      console.log(error)
+      res.sendStatus(500)
+    }else{
+      sendResponse(error, res)
+    }
+  })
+})
 
 app.get('/now_playing', function(req, res){
   error = null

public/index.html

@@ -37,6 +37,8 @@ <h2>Player Control</h2>
         <p><span class="method">PUT</span> /previous</p>
         <p><span class="method">PUT</span> /volume [level=20]</p>
         <p><span class="method">PUT</span> /mute [muted=true]</p>
+        <p><span class="method">PUT</span> /shuffle [mode=songs]</p>
+        <p><span class="method">PUT</span> /repeat [mode=all]</p>
 
         <h2>Playlists</h2>
         <p><span class="method">GET</span> <a href="/playlists">/playlists</a></p>