$(document).on('turbolinks:load', function() {
  $('.admin-modal-container').on('show.bs.modal', '.modal.admin-edit-subject-modal', function(){
    var $modal = $('.modal.admin-edit-subject-modal');
    var $form = $modal.find('form.admin-edit-subject-form');

    $modal.on('click', '.submit-btn', function(){
      $form.find('.error').html('');
      var url = $form.attr('action');

      $.ajax({
        method: 'PATCH',
        dataType: 'script',
        url: url,
        data: $form.serialize()
      });
    });
  })
});