[room] fix duplicates and remove emit function

api/routes/rooms_routes.js

@@ -44,7 +44,6 @@ router.post('/', validator.body(roomSchema), async function(req, res, next){
     
     res.json(newRoom);
     
-    emit('new-room', newRoom, newRoom.users);
 });
 
 // Liste des room contenant l'utilisateur courant
@@ -72,7 +71,6 @@ router.get('/:id/messages', async function (req, res, next) {
 
     try {
         room = await Room.findOne({ _id: req.params.id, users: req.user.id });
-        room = await Room.findById(req.params.id);
     } catch (err){
         return next(err);
     }
@@ -85,7 +83,6 @@ router.get('/:id/messages', async function (req, res, next) {
             .populate('author')
             .sort({ date: -1 })
             .limit(50);
-        messages = await Message.find({room: room._id}).sort({ date: -1 }).limit(50);
     } catch(err) {
         return next(err);
     }