Publish Vulpes Preview 15 sources for desktop, Android and Tundra

Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.

gaia/apps/music/js/services/songs.js

@@ -0,0 +1,55 @@
+/* exported SongsService */
+/* global Response, ServiceWorkerWare, bridge */
+'use strict';
+
+importScripts('components/bridge/client.js');
+
+var client = bridge.client({
+  service: 'music-service',
+  endpoint: new BroadcastChannel('music-service')
+});
+
+function SongsService(worker) {
+  var stopAfter = ServiceWorkerWare.decorators.stopAfter;
+
+  worker.get('/api/songs/list', stopAfter((request) => {
+    return new Promise((resolve) => {
+      client.method('getSongs')
+        .then(songs => resolve(respond(songs)));
+    });
+  }));
+
+  worker.get('/api/songs/count', stopAfter((request) => {
+    return new Promise((resolve) => {
+      client.method('getSongCount')
+        .then(count => resolve(respond(count)));
+    });
+  }));
+
+  worker.get('/api/songs/info/:filePath', stopAfter((request) => {
+    return new Promise((resolve) => {
+      var filePath = decodeURIComponent(request.parameters.filePath);
+      client.method('getSong', filePath)
+        .then(song => resolve(respond(song)))
+        .catch((error) => {
+          resolve(new Response('', { status: 404 }));
+        });
+    });
+  }));
+
+  worker.get('/api/songs/rating/:rating/:filePath', stopAfter((request) => {
+    return new Promise((resolve) => {
+      var rating = request.parameters.rating;
+      var filePath = decodeURIComponent(request.parameters.filePath);
+      client.method('setSongRating', rating, filePath)
+        .then(() =>  resolve(respond({ success: true  })))
+        .catch(() => resolve(respond({ success: false })));
+    });
+  }));
+
+  function respond(response) {
+    return new Response(JSON.stringify(response), {
+      headers: { 'Content-Type': 'application/json' }
+    });
+  }
+}