gistfile1.txt

            if(req.body.action == 'unlike') {

                //using find a
                db.Like.findAll({
                    where: db.Sequelize.and(
                        {Post_postId: req.body.postId},
                        {User_userId: req.user.userId}
                    )
                }).then(function(likes) {
                     console.log(likes);
                    // console.log(likes.length);
                    if(likes.length > 0) {

                        var idArray = [];

                        for(var i in likes) {
                            idArray.push(likes[i].values['likeId']);
                        }

                        db.Like.destroy({likeId: idArray}).then(function(){

                            return eventEmitter.emit('addRemoveLikeDone', true);

                        });

                            


                    } else {

                        console.log('attempt to unlike a post has not been liked');
                        return eventEmitter.emit('addRemoveLikeDone', false);

                    }
                        

                }).catch(function(err) {
                    console.log('caught error:');
                    console.log(err); 
                    return eventEmitter.emit('addRemoveLikeDone', false);
                });

            }