add enhancement rest call

app.js

@@ -19,12 +19,14 @@
  */
 
 const app = require('express')();
+const bodyParser = require('body-parser');
 
 const config = require('./config.json');
 const routes = require('./lib/webserver/routes');
 
 console.log('starting routes linstt-poc-socgen...');
 
+app.use(bodyParser.raw({type: 'audio/wav', limit: '200mb'}));
 app.use('/', routes.routesFactory(config.orchestrator));
 app.listen(config.api, () => {
   console.log('App listening on port 3000');

config.json

 {
 	"api": 3000,
 	"orchestrator": {
-		"gstreamerURL": "ws://localhost:3001/kaldi",
-		"speechEnhancementURL": "ws://localhost:3002/enhancement"
+		"gstreamerURL": {
+			"url": "ws://localhost:3001/kaldi"
+		},
+		"speechEnhancement": {
+			"url" : "http://172.17.0.2:5000/upload",
+			"config" : "-n",
+			"debug" : false
+		}
 	}
 }
\ No newline at end of file

lib/speech-enhancement.js

@@ -17,12 +17,27 @@
  * You should have received a copy of the GNU Affero General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
+const request = require('request');
 
-const enhancement = audio => {
-  console.log('transcript of the audio');
-  console.log('Do stuff' + audio);
+function enhancementlCallback(err, httpResponse, body) {
+  if (err) {
+    return console.error('upload failed:', err);
+  }
+  console.log('Upload successful!');
+  return body;
+}
 
-  return 'some text';
+const enhancement = (wavFile, speechEnhancement) => {
+  const formData = {
+    wavfile: wavFile,
+    msg: speechEnhancement.config
+  };
+
+  // TODO until no docker-compose use debug mode
+  if (speechEnhancement.debug) {
+    return request.post({url: speechEnhancement.url, form: formData}, enhancementlCallback);
+  }
+  return wavFile;
 };
 
 module.exports = {

lib/webserver/routes.js

@@ -25,12 +25,11 @@ const routesFactory = config => {
   const stt = require('../speech-to-text');
 
   routes.post('/api/transcript', (req, res) => {
-    console.log(config);
     // TODO manage first call to config.speechEnhancementURL
-    enhancer.enhancement();
+    const wavEnhancement = enhancer.enhancement(req.body, config.speechEnhancement);
 
     // TODO manage first call to config.gstreamerURL
-    stt.transcript();
+    stt.transcript(wavEnhancement);
 
     res.status(200).json({message: 'transcript call'});
   });

package.json

@@ -12,7 +12,7 @@
   "dependencies": {
     "body-parser": "^1.18.2",
     "express": "^4.16.2",
-    "xmlhttprequest": "1.8.0"
+    "request": "^2.83.0"
   },
   "devDependencies": {
     "jest": "20.0.0",