outlook_calendar-8.x-4.1/src/Form/OutlookEventForm.php

<?php

namespace Drupal\outlook_calendar\Form;

use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;

/**
 * Provides the table form for events display.
 */
class OutlookEventForm extends FormBase {

	/**
	 * {@inheritdoc}
	 */
	public function getFormId() {
		return 'outlook_calendar_form';
	}

	/**
	 * {@inheritdoc}
	 */
	public function buildForm(array $form, FormStateInterface $form_state) {
		$form['#attached']['library'][] = 'outlook_calendar/outlook_calendar.sort';

		$header = [
			'title' => $this->t('TITLE'),
			'organizer' => $this->t('ORGANIZER'),
			'location' => $this->t('LOCATION'),
			'start_ist' => $this->t('START TIME'),
			'end_ist' => $this->t('END TIME'),
		];

		$form['table'] = [
			'#type' => 'table',
			'#header' => $header,
			'#rows' => outlook_calendar_display(),
			'#empty' => $this->t('No events found. This could either mean there are no events scheduled or the credentials could be invalid'),
			'#attributes' => ['id' => 'outlook-cal'],
		];

		return $form;

	}

	/**
	 * {@inheritdoc}
	 */
	public function submitForm(array &$form, FormStateInterface $form_state) {

	}

}