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path: root/client/lib/datepicker.js
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DatePicker = BlazeComponent.extendComponent({
  template() {
    return 'datepicker';
  },

  onCreated() {
    this.error = new ReactiveVar('');
    this.card = this.data();
    this.date = new ReactiveVar(moment.invalid());
  },

  onRendered() {
    const $picker = this.$('.js-datepicker')
      .datepicker({
        todayHighlight: true,
        todayBtn: 'linked',
        language: TAPi18n.getLanguage(),
      })
      .on(
        'changeDate',
        function(evt) {
          this.find('#date').value = moment(evt.date).format('L');
          this.error.set('');
          this.find('#time').focus();
        }.bind(this),
      );

    if (this.date.get().isValid()) {
      $picker.datepicker('update', this.date.get().toDate());
    }
  },

  showDate() {
    if (this.date.get().isValid()) return this.date.get().format('L');
    return '';
  },
  showTime() {
    if (this.date.get().isValid()) return this.date.get().format('LT');
    return '';
  },
  dateFormat() {
    return moment.localeData().longDateFormat('L');
  },
  timeFormat() {
    return moment.localeData().longDateFormat('LT');
  },

  events() {
    return [
      {
        'keyup .js-date-field'() {
          // parse for localized date format in strict mode
          const dateMoment = moment(this.find('#date').value, 'L', true);
          if (dateMoment.isValid()) {
            this.error.set('');
            this.$('.js-datepicker').datepicker('update', dateMoment.toDate());
          }
        },
        'keyup .js-time-field'() {
          // parse for localized time format in strict mode
          const dateMoment = moment(this.find('#time').value, 'LT', true);
          if (dateMoment.isValid()) {
            this.error.set('');
          }
        },
        'submit .edit-date'(evt) {
          evt.preventDefault();

          // if no time was given, init with 12:00
          const time =
            evt.target.time.value ||
            moment(new Date().setHours(12, 0, 0)).format('LT');

          const dateString = `${evt.target.date.value} ${time}`;
          const newDate = moment(dateString, 'L LT', true);
          if (newDate.isValid()) {
            this._storeDate(newDate.toDate());
            Popup.close();
          } else {
            this.error.set('invalid-date');
            evt.target.date.focus();
          }
        },
        'click .js-delete-date'(evt) {
          evt.preventDefault();
          this._deleteDate();
          Popup.close();
        },
      },
    ];
  },
});