Modified addToQueue endpoint & created 2 new endpoints. Added tests for all 3.

README.md

@@ -499,6 +499,14 @@ spotifyApi.uploadCustomPlaylistCoverImage('5ieJqeLJjjI8iJWaxeBLuK','longbase64ur
     console.log('Something went wrong!', err);
   });
 
+// Retrieve a playlist cover image
+spotifyApi.getPlaylistCoverImage("3cEYpjA9oz9GiPac4AsH4n")
+  .then(function(data) {
+     console.log("Retrieved playlist cover of URL: ", data.body[0].url);
+  }, function(err) {
+    console.log("Error in retrieving playlist cover image", err);
+  });
+
 // Follow a playlist (privately)
 spotifyApi.followPlaylist('5ieJqeLJjjI8iJWaxeBLuK',
   {
@@ -782,10 +790,25 @@ spotifyApi.getAvailableGenreSeeds()
     console.log('Something went wrong!', err);
   });
 
+
+/* Markets */
+
+//Get the available markets 
+spotifyApi.getAvailableMarkets().then((function(data)) {
+  console.log("Got markets of size ", data.body.markets.length)
+}, function(err) {
+  console.log("Erorr when fetching available markets", err)
+})
+
 /* Player */
 
 // Add an Item to the User's Playback Queue
-// TBD
+spotfiyApi.addToPlaybackQueue(uri)
+  .then(function(data) {
+    console.log("Added ", data.body, " to playback queue.")
+  }, function(err) {
+    console.log("Error adding to playback queue", err);
+  })
 
 // Get a User's Available Devices
 spotifyApi.getMyDevices()
@@ -969,6 +992,7 @@ spotifyApi
   .then(function(data) {
     console.log(data.body);
   });
+
 ```
 
 ### Authorization

__tests__/spotify-web-api.js

@@ -4690,4 +4690,90 @@ describe('Spotify Web API', () => {
     done();
   });
 
+  test("testing adding to a user's playback queue", done => {
+    sinon.stub(HttpManager, '_makeRequest').callsFake(function(
+      method,
+      options,
+      uri,
+      callback
+    ) {
+      expect(method).toBe(superagent.post);
+      expect(uri).toBe("https://api.spotify.com/v1/me/player/queue");
+      expect(options.query).toEqual({
+        uri: "spotify:track:2ouFrmMwYik8nQX2n9SeZu"
+      });
+      expect(options.headers).toEqual({
+        Authorization: 'Bearer someAccessToken'
+      });
+      callback(null, null);
+    });
+
+    var api = new SpotifyWebApi({
+      accessToken: 'someAccessToken'
+    });
+
+    api.addToPlaybackQueue("spotify:track:2ouFrmMwYik8nQX2n9SeZu").then(done);
+  });
+
+
+  test("testing getting available markets", done => {
+    sinon.stub(HttpManager, '_makeRequest').callsFake(function(
+      method,
+      options,
+      uri,
+      callback
+    ) {
+      expect(method).toBe(superagent.post);
+      expect(uri).toBe("https://api.spotify.com/v1/markets");
+      expect(options.query).toBeFalsy();
+      expect(options.data).toBeFalsy();
+      callback(null, null);
+    });
+
+    var api = new SpotifyWebApi();
+
+    api.getAvailableMarkets().then(
+      function(data) {
+        expect(data.body).toBeTruthy()
+        done()
+      },
+      function(err) {
+        done(err);
+      }
+    );
+  });
+
+  test("testing getting a playlist cover image", done => {
+    sinon.stub(HttpManager, '_makeRequest').callsFake(function(
+      method,
+      options,
+      uri,
+      callback
+    ) {
+      expect(method).toBe(superagent.get);
+      expect(uri).toBe(
+        'https://api.spotify.com/v1/playlists/3cEYpjA9oz9GiPac4AsH4n/images'
+      );
+      expect(options.query).toBeFalsy();
+      callback(null, {
+        body: {
+          uri: 'spotify:playlist:3cEYpjA9oz9GiPac4AsH4n'
+        },
+        statusCode: 200
+      });
+    });
+
+    var api = new SpotifyWebApi();
+    api.setAccessToken('myVeryVeryLongAccessToken');
+
+    api.getPlaylistCoverImage("3cEYpjA9oz9GiPac4AsH4n", {}, function(err, data) {
+      expect(data.body.uri).toBe('spotify:playlist:3cEYpjA9oz9GiPac4AsH4n');
+      expect(data.statusCode).toBe(200);
+      expect(data.body).toBe(!null);
+      expect(data.body[0].url).toBe("https://i.scdn.co/image/ab67616d00001e02ff9ca10b55ce82ae553c8228")
+      done();
+    });
+  });
+
+
 });

src/spotify-web-api.js

@@ -106,6 +106,54 @@ SpotifyWebApi.prototype = {
     }
   },
 
+  /**
+   * Returns an object containing the playlist cover image.
+   * @param {string} playlistId The ID of the associated playlist. 
+   * @param {requestCallback} callback Optional callback method to be called instead of the promise. 
+   * @returns {Promise|undefined} A promise that, if successful, returns an object containing the 
+   *          Playlist Cover image alongside its dimensions 
+  */
+   getPlaylistCoverImage: function(playlistId, callback) {
+    return WebApiRequest.builder(this.getAccessToken())
+    .withPath("/v1/playlists/" + playlistId + "/images")
+    .withHeaders({"Content-Type": 'application/json'})
+    .build()
+    .execute(HttpManager.get, callback);
+  },
+
+
+ /**
+   * Adds an item to the users playback queue. 
+   * @param {string} uri The URI of the song you wish to add. 
+   * @param {requestCallback} callback Optional callback method to be called instead of the promise. 
+   * @returns {Promise|undefined} A promise that, if successful, returns a 204 response and adds
+   *          the associated song to the user's playback queue
+  */
+  addToPlaybackQueue: function(uri, callback) {
+    var baseUrl = "/v1/me"
+    var path = "/player/queue"
+    return WebApiRequest.builder(this.getAccessToken())
+      .withPath(baseUrl + path)
+      .withQueryParameters({ uri: JSON.stringify(uri) })
+      .build()
+      .execute(HttpManager.post, callback);
+  },
+
+ /**
+   * Gets the available markets  
+   * @param {requestCallback} callback Optional callback method to be called instead of the promise. 
+   * @returns {Promise|undefined} A promise that, if successful, returns an array of objects containing
+   *          Country abbreviations 
+  */
+  getAvailableMarkets: function(callback) {
+    var path = "/v1/markets"
+    return WebApiRequest.builder(this.getAccessToken())
+      .withPath(path)
+      .withHeaders({ 'Content-Type': 'application/json' })
+      .build()
+      .execute(HttpManager.get, callback);  
+  },
+
   /**
    * Look up a track.
    * @param {string} trackId The track's ID.
@@ -971,6 +1019,8 @@ SpotifyWebApi.prototype = {
   },
 
 
+
+
   /** 
    * Get the Current User's Available Devices
    * @param {requestCallback} [callback] Optional callback method to be called instead of the promise.
@@ -984,6 +1034,7 @@ SpotifyWebApi.prototype = {
       .execute(HttpManager.get, callback);
   },
 
+
   /**
    * Get the Current User's Currently Playing Track.
    * @param {Object} [options] Options, being market.