var setquoatanullbyProvider = function(req, res){
    User.findById(req.user_id, function(err, user){
        if(!user){
            res.send({status: 404, message: 'User Not Found'});
        } else if(err){
            res.send({status: 404, message: 'Error 1'});
        } else {
            if(user.role == 2){
                Provider.findOne({id_user:req.id_user}).select('_id').exec(function(err, provider){
                    if(err){
                        res.send({status: 404, message: 'Error 2'});
                    }else if(!provider){
                        res.send({status: 404, message: 'Provider not found!'});
                    } else {

                    	Trip.findOne({
            				'_id' : req.params.id
            			},function(err,trip) {
            				if (err){
            					res.send({status: 404, message: 'Error 3'});
            				}else if(!trip){
                                res.send({status: 404, message: 'Trip not found!'});
                            }else{

                                for(i=0; i<trip.quota_trip.length; i++){
                                	 for(j=0; j<req.body.quota_trip.length; j++){
                                		 if(req.body.quota_trip[j] == '' || req.body.quota_trip[j] == null){
                                			 trip.quota_trip[i] = trip.quota_trip[i];
                                         }else if((i == 1) || (i == 2)){
                                			 trip.quota_trip[i] = req.body.quota_trip[j]; // Kalau index 1/2 maka isi dengan parameter req.body.quota_trip
                                         }else {
                                        	 trip.quota_trip[i] = trip.quota_trip[i];
                                         }
                                	 }
                                }

                                Trip.update({
                                    '_id' : req.params.id
                                },{
                                    $set: {
                                        'quota_trip' : trip.quota_trip
                                    }
                                },function(error,result) {
                                	if (error){
                    					res.send({status: 404, message: 'Error 3'});
                    				}else if(!result){
                                        res.send({status: 404, message: 'Error when update!'});
                                    }else{
	                                	 res.json({
	                                         message: 'Trip info updated successfully',
	                                         'database response': result
	                                     });
                                    }
                                });
            				}
            			});
                    }
                });
            } else {
                res.json({status:403,message:"Forbidden access for this user",token:req.token});
            }
        }
    });
}