<?php declare(strict_types = 0);
/*
** Zabbix
** Copyright (C) 2001-2023 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/


/**
 * Problem hosts widget view.
 *
 * @var CView $this
 * @var array $data
 */

$table = new CTableInfo();

if ($data['error'] !== null) {
	$table->setNoDataMessage($data['error']);
}
else {
	// indicator of sort field
	$sort_div = (new CSpan())->addClass(ZBX_STYLE_ARROW_UP);

	$table
		->setHeader([
			[_x('Host group', 'compact table header'), $sort_div],
			_x('Without problems', 'compact table header'),
			_x('With problems', 'compact table header'),
			_x('Total', 'compact table header')
		])
		->setHeadingColumn(0);

	$url_group = $data['allowed_ui_problems']
		? (new CUrl('zabbix.php'))
			->setArgument('action', 'problem.view')
			->setArgument('filter_set', '1')
			->setArgument('show', TRIGGERS_OPTION_RECENT_PROBLEM)
			->setArgument('hostids', $data['filter']['hostids'])
			->setArgument('name', $data['filter']['problem'])
			->setArgument('show_suppressed', ($data['filter']['show_suppressed'] == ZBX_PROBLEM_SUPPRESSED_TRUE)
				? ZBX_PROBLEM_SUPPRESSED_TRUE
				: null
			)
		: null;
	$url_host = $data['allowed_ui_problems']
		? (new CUrl('zabbix.php'))
			->setArgument('action', 'problem.view')
			->setArgument('filter_set', '1')
			->setArgument('show', TRIGGERS_OPTION_RECENT_PROBLEM)
			->setArgument('name', $data['filter']['problem'])
			->setArgument('show_suppressed', ($data['filter']['show_suppressed'] == ZBX_PROBLEM_SUPPRESSED_TRUE)
				? ZBX_PROBLEM_SUPPRESSED_TRUE
				: null
			)
		: null;

	foreach ($data['groups'] as $group) {
		$problematic_count_key = ($data['filter']['ext_ack'] == EXTACK_OPTION_UNACK)
			? 'hosts_problematic_unack_count'
			: 'hosts_problematic_count';

		if ($data['filter']['hide_empty_groups'] && $group[$problematic_count_key] == 0) {
			continue;
		}

		if ($data['allowed_ui_problems']) {
			$url_group->setArgument('groupids', [$group['groupid']]);
			$url_host->setArgument('groupids', [$group['groupid']]);

			$group_row = [new CLink($group['name'], $url_group->getUrl())];
		}
		else {
			$group_row = [$group['name']];
		}

		// Add cell for column 'Without problems'.
		$group_row[] = ($group['hosts_total_count'] != $group[$problematic_count_key])
			? $group['hosts_total_count'] - $group[$problematic_count_key]
			: '';

		/**
		 * Create a CLinkAction element with hint-boxed table that contains hosts of particular host group and number of
		 * unacknowledged problems for each host, grouped per problem severity.
		 */
		if ($data['filter']['ext_ack'] != EXTACK_OPTION_ALL) {
			if ($group['hosts_problematic_unack_list']) {
				$last_unack_count = (new CLinkAction($group['hosts_problematic_unack_count']))->setHint(
					makeProblemHostsHintBox($group['hosts_problematic_unack_list'], $data, $url_host)
				);
			}
			else {
				$last_unack_count = null;
			}
		}

		/**
		 * Create a CLinkAction element with hint-boxed table that contains hosts of particular host group and number of all
		 * problems for each host, grouped per problem severity.
		 */
		if ($data['filter']['ext_ack'] != EXTACK_OPTION_UNACK && $group['hosts_problematic_count'] != 0) {
			$problematic_count = (new CLinkAction($group['hosts_problematic_count']))
				->setHint(makeProblemHostsHintBox($group['hosts_problematic_list'], $data, $url_host))
				->setAttribute('aria-label', _xs('%1$s, Severity, %2$s', 'screen reader',
					$group['hosts_problematic_count'], CSeverityHelper::getName((int)$group['highest_severity'])
				));
		}

		// Add 'With problems' column with ext_ack specific content.
		switch ($data['filter']['ext_ack']) {
			case EXTACK_OPTION_ALL:
				if ($group['hosts_problematic_count'] != 0) {
					$group_row[] = (new CCol($problematic_count))
						->addClass(CSeverityHelper::getStyle((int)$group['highest_severity']));
				}
				else {
					$group_row[] = '';
				}
				break;

			case EXTACK_OPTION_BOTH:
				if ($group['hosts_problematic_count'] != 0) {
					$unack_span = $last_unack_count !== null ? [$last_unack_count, ' ' . _('of') . ' '] : null;
					$group_row[] = (new CCol([$unack_span, $problematic_count]))
						->addClass(CSeverityHelper::getStyle((int)$group['highest_severity']));
				}
				else {
					$group_row[] = '';
				}
				break;

			case EXTACK_OPTION_UNACK:
				if ($group['hosts_problematic_unack_count'] != 0) {
					$group_row[] = (new CCol($last_unack_count))
						->addClass(CSeverityHelper::getStyle((int)$group['highest_severity']));
				}
				else {
					$group_row[] = '';
				}
				break;
		}

		// Add 'Total' column.
		$group_row[] = $group['hosts_total_count'];

		$table->addRow($group_row);
	}
}

(new CWidgetView($data))
	->addItem($table)
	->show();