individual track dls

src/index.js

@@ -92,7 +92,12 @@ app.ws('/api/album', async (ws, req) => {
     }
   };
 
-  const album = await deezerInstance.api.get_album(req.query.id);
+  let album;
+  try {
+    album = await deezerInstance.api.get_album(req.query.id);
+  } catch(err) {
+    return ws.close();
+  }
 
   listener.send('coverArt', album.cover_medium);
 
@@ -104,6 +109,40 @@ app.ws('/api/album', async (ws, req) => {
   ws.close();
 });
 
+app.ws('/api/track', async (ws, req) => {
+  if (!req.query.id) return ws.close();
+
+  const listener = {
+    send(key, data) {
+      if (data.downloaded) {
+        ws.send(JSON.stringify({key: 'download', data: data.downloadPath.replace(process.cwd(), '')}));
+        setTimeout(() => {
+          fs.unlinkSync(data.downloadPath);
+        }, 1000 * 60 * 60 /* 1 hour */);
+      }
+
+      ws.send(JSON.stringify({key, data}));
+      console.log(`[${key}] ${inspect(data)}`);
+    }
+  };
+
+  let track;
+  try {
+    track = await deezerInstance.api.get_track(req.query.id);
+  } catch(err) {
+    return ws.close();
+  }
+
+  listener.send('coverArt', track.album.cover_medium);
+
+  let dlObj = await deemix.generateDownloadObject(deezerInstance, 'https://www.deezer.com/track/' + req.query.id, deezer.TrackFormats.FLAC);
+  deemixDownloader = new deemix.downloader.Downloader(deezerInstance, dlObj, deemixSettings, listener);
+
+  await deemixDownloader.start();
+
+  ws.close();
+});
+
 deezerInstance.login_via_arl(process.env.DEEZER_ARL).then(() => {
   console.log('logged into deezer');
   app.listen(port, () => {