router.get('/:itemid', (req, res, next)=>{
  Photo.findOne({'_id': req.params.itemid})
      .then((photo)=>{
          res.render('update', {
                item: photo
        });
    }).catch((err)=>{
        if (err){
            console.log(err);
        }
    });

});

router.post('/:itemid', (req, res, next)=>{
    Photo.findOne({'_id': req.params.itemid})
        .then((photo)=>{
            var data = {
                destination: req.body.destination,
                description: req.body.description
            }
        photo.set(data);
        photo.save().then(()=>{
            res.redirect('/mylist');
        });
        }).catch((err)=>{
          if (err){
            console.log(err);
        }
    });
});