<?php declare(strict_types = 0);
/*
** Copyright (C) 2001-2024 Zabbix SIA
**
** This program is free software: you can redistribute it and/or modify it under the terms of
** the GNU Affero General Public License as published by the Free Software Foundation, version 3.
**
** 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 Affero General Public License for more details.
**
** You should have received a copy of the GNU Affero General Public License along with this program.
** If not, see <https://www.gnu.org/licenses/>.
**/


class CControllerTemplateDashboardEdit extends CController {

	private array $dashboard;

	protected function init(): void {
		$this->disableCsrfValidation();
	}

	protected function checkInput(): bool {
		$fields = [
			'templateid' => 'db dashboard.templateid',
			'dashboardid' => 'db dashboard.dashboardid'
		];

		$ret = $this->validateInput($fields) && ($this->hasInput('templateid') || $this->hasInput('dashboardid'));

		if (!$ret) {
			$this->setResponse(new CControllerResponseFatal());
		}

		return $ret;
	}

	protected function checkPermissions(): bool {
		if ($this->getUserType() < USER_TYPE_ZABBIX_ADMIN) {
			return false;
		}

		if ($this->hasInput('dashboardid')) {
			$db_dashboards = API::TemplateDashboard()->get([
				'output' => ['dashboardid', 'name', 'templateid', 'display_period', 'auto_start'],
				'selectPages' => ['dashboard_pageid', 'name', 'display_period', 'widgets'],
				'dashboardids' => [$this->getInput('dashboardid')],
				'editable' => true
			]);

			if (!$db_dashboards) {
				return false;
			}

			$this->dashboard = $db_dashboards[0];

			return true;
		}

		return isWritableHostTemplates([$this->getInput('templateid')]);
	}

	protected function doAction(): void {
		if ($this->hasInput('dashboardid')) {
			$dashboard = $this->dashboard;
			$dashboard['pages'] = CDashboardHelper::preparePages($dashboard['pages'], $dashboard['templateid'], false);
		}
		else {
			$dashboard = [
				'dashboardid' => null,
				'templateid' => $this->getInput('templateid'),
				'name' => _('New dashboard'),
				'display_period' => DB::getDefault('dashboard', 'display_period'),
				'auto_start' => DB::getDefault('dashboard', 'auto_start'),
				'pages' => [
					[
						'dashboard_pageid' => null,
						'name' => '',
						'display_period' => 0,
						'widgets' => []
					]
				]
			];
		}

		$data = [
			// The dashboard property shall only contain data used by the JavaScript framework.
			'dashboard' => $dashboard,
			'widget_defaults' => APP::ModuleManager()->getWidgetsDefaults(),
			'widget_last_type' => CDashboardHelper::getWidgetLastType(),
			'dashboard_time_period' => getTimeSelectorPeriod([]),
			'page' => CPagerHelper::loadPage('template.dashboard.list', null)
		];

		$response = new CControllerResponseData($data);
		$response->setTitle(_('Configuration of dashboards'));
		$this->setResponse($response);
	}
}
