<?php
/*
** Zabbix
** Copyright (C) 2001-2021 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.
**/


if ($data['graph']['unavailable_object']) {
	$item = (new CTableInfo())->setNoDataMessage(_('No permissions to referred object or it does not exist!'));

	$output = [
		'header' => $data['name'],
		'body' => $item->toString()
	];
}
else {
	$flickerfree_item = (new CDiv())
		->addItem((new CLink(null, $data['item_graph_url']))
			->setId($data['graph']['containerid'])
			->addClass(ZBX_STYLE_DASHBRD_WIDGET_GRAPH_LINK)
		)
		->addClass('flickerfreescreen ')
		->setAttribute('data-timestamp', $data['graph']['timestamp'])
		->setId('flickerfreescreen_'.$data['graph']['dataid']);

	$script = 'timeControl.addObject("'.$data['graph']['dataid'].'", '.CJs::encodeJson($data['timeline']).', '.
			CJs::encodeJson($data['time_control_data']).
		');'.
		'timeControl.processObjects();'.
		'window.flickerfreeScreen.add('.zbx_jsvalue($data['fs_data']).');';

if ($data['widget']['initial_load'] == 1) {
	$script .=
		'if (typeof(zbx_graph_widget_resize_end) !== typeof(Function)) {'.
			'function zbx_graph_widget_resize_end(img_id) {'.
				'var img = jQuery("#"+img_id),'.
					'content = img.closest(".dashbrd-grid-widget-content"),'.
					'property_zone_height = timeControl.objectList[img_id]["objDims"]["graphPropertyZoneHeight"],'.
					'src = img.attr("src");'.
					'timeControl.objectList[img_id]["objDims"].width = Math.floor(content.width());'.

				'if (typeof src === "undefined") {'.
					'return;'.
				'}'.

				'var img_url = new Curl(src);'.
				'content.css("overflow", "hidden");'.
				'img_url.setArgument("width", Math.floor(content.width()));'.
				'img_url.setArgument("height", Math.floor(content.height()));'.
				'img_url.setArgument("_", (new Date).getTime().toString(34));'.
				'content.css("overflow", "");'.
				'img.attr("src", img_url.getUrl());'.
			'}'.
		'}'.

		'if (typeof(zbx_graph_widget_timer_refresh) !== typeof(Function)) {'.
			'function zbx_graph_widget_timer_refresh(img_id) {'.
				'timeControl.refreshObject(img_id);'.
			'}'.
		'}'.

		'jQuery(".dashbrd-grid-container").dashboardGrid("addAction", "onResizeEnd", '.
			'"zbx_graph_widget_resize_end", "'.$data['widget']['uniqueid'].'", {'.
				'parameters: ["'.$data['graph']['dataid'].'"],'.
				'trigger_name: "graph_widget_resize_end_'.$data['widget']['uniqueid'].'"'.
			'});'.

		'jQuery(".dashbrd-grid-container").dashboardGrid("addAction", "timer_refresh", '.
			'"zbx_graph_widget_timer_refresh", "'.$data['widget']['uniqueid'].'", {'.
				'parameters: ["'.$data['graph']['dataid'].'"],'.
				'trigger_name: "graph_widget_timer_refresh_'.$data['widget']['uniqueid'].'"'.
			'});';
	}

	$output = [
		'header' => $data['name'],
		'body' => $flickerfree_item->toString(),
		'script_inline' => $script
	];
}

if (($messages = getMessages()) !== null) {
	$output['messages'] = $messages->toString();
}

if ($data['user']['debug_mode'] == GROUP_DEBUG_MODE_ENABLED) {
	CProfiler::getInstance()->stop();
	$output['debug'] = CProfiler::getInstance()->make()->toString();
}

echo (new CJson())->encode($output);
