libs.js

window.$ = window.jQuery = require('jquery');
import Popper from 'popper.js';
window.Popper = Popper;
window.Cookies = require('js-cookie');

require('./django_ajax_csrf.js');
require('bootstrap/dist/js/bootstrap.js');
require('core/static/css/styles.scss');

$.fn.flashMessage = function(message, callback, duration) {
  $(this).css({position:'relative'});
  let msg = $('<div class="flash-message">'+message+'</div>');
  $(this).append(msg);
  setTimeout(callback || function(){
    msg.remove();
  }, duration || 2000);
  return $(this);
}