manage error response

lib/webserver/routes.js

@@ -60,7 +60,7 @@ const routesFactory = config => {
           // Default Offline
           const transcription = json.transcript;
           // TODO use this when enhancement whill be integrate
-          // const transcription = JSON.parse(json.transcript)
+          // const transcription = JSON.parse(json.transcript).transcript
 
           const jsonResponse = {
             status: 0,
@@ -74,8 +74,10 @@ const routesFactory = config => {
         });
       } else {
         stt.transcript(body, (err, response, body) => {
-          if (err || response === undefined || body === undefined || response.statusCode !== successCode) {
+          if (err) {
             return res.status(interalServerCode).json({module: 'Online transcription', error: 'Error during audio transcription', info: err.toString()});
+          } else if (response === undefined || body === undefined || response.statusCode !== successCode) {
+            return res.status(interalServerCode).json({module: 'Online transcription', error: 'Error during audio transcription'});
           } else if (body.indexOf('No workers available') !== -1) {
             return res.status(interalServerCode).json({module: 'Online transcription', error: 'No worker available for the moment.'});
           }