web/activities/homework/static-src/js/create/homework.js

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export default class Homework {
  constructor($iframeContent) {
    this.$homeworkModal = $('#modal', window.parent.document);
    this.$questionPickedModal = $('#attachment-modal', window.parent.document);
    this.$element = $iframeContent;
    this.$step2_form = this.$element.find('#step2-form');
    this.$step3_form = this.$element.find('#step3-form');
    this.validator2 = null;
    this.init();
  }

  init() {
    this.initEvent();
    this.setValidateRule();
    this.inItStep2form();
  }

  initEvent() {
    this.$element.on('click', '[data-role="pick-item"]', event => this.showPickQuestion(event));
    this.$questionPickedModal.on('shown.bs.modal', () => {
      this.$homeworkModal.hide();
    });
    this.$questionPickedModal.on('hidden.bs.modal', () => {
      this.$homeworkModal.show();
      this.$questionPickedModal.html('');
      if(this.validator2) {
        this.validator2.form();
      }
    });
    window.ltc.on('getActivity', (msg) => {
      window.ltc.emit('returnActivity', {valid:this.validator.form(), data:window.ltc.getFormSerializeObject($('#step2-form'))});
    });

    window.ltc.on('getValidate', (msg) => {
      window.ltc.emit('returnValidate', { valid: this.validator.form() });
    });
  }

  initCkeditor(validator) {
    const height = this.$element.data('status') ? 350 : 200;
    let editor = CKEDITOR.replace('homework-about-field', {
      toolbar: 'Task',
      fileSingleSizeLimit: app.fileSingleSizeLimit,
      filebrowserImageUploadUrl: $('#homework-about-field').data('imageUploadUrl'),
      height: height,
    });
    editor.on('change', () => {
      $('#homework-about-field').val(editor.getData());
    });
    editor.on('blur', () => {
      validator.form();
    });
  }

  showPickQuestion(event) {
    event.preventDefault();
    let $btn = $(event.currentTarget);
    let excludeIds = [];
    $('#question-table-tbody').find('[name="questionIds[]"]').each(function () {
      excludeIds.push($(this).val());