<?php
/**
* Mageplaza
*
* NOTICE OF LICENSE
*
* This source file is subject to the Mageplaza.com license that is
* available through the world-wide-web at this URL:
* https://www.mageplaza.com/LICENSE.txt
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade this extension to newer
* version in the future.
*
* @category Mageplaza
* @package Mageplaza_DailyDeal
* @copyright Copyright (c) Mageplaza (https://www.mageplaza.com/)
* @license https://www.mageplaza.com/LICENSE.txt
*/

namespace Mageplaza\DailyDeal\Observer;

use Magento\Framework\App\RequestInterface;
use Magento\Framework\Event\Observer;
use Magento\Framework\Event\ObserverInterface;
use Magento\Framework\View\Layout;
use Mageplaza\DailyDeal\Block\Widget\AbstractDeal;
use Mageplaza\DailyDeal\Block\Widget\RandomDeal;
use Mageplaza\DailyDeal\Block\Widget\TopSellingDeal;
use Mageplaza\DailyDeal\Block\Widget\UpcomingDeal;
use Mageplaza\DailyDeal\Helper\Data as HelperData;
use Mageplaza\DailyDeal\Model\Config\Source\WidgetShowOn;

/**
* Class AddBlock
* @package Mageplaza\DailyDeal\Observer
*/
class AddBlock implements ObserverInterface
{
/**
* @var RequestInterface
*/
protected $request;

/**
* @var HelperData
*/
protected $_helperData;

/**
* @var AbstractDeal
*/
protected $_abstractDeal;

/**
* AddBlock constructor.
*
* @param RequestInterface $request
* @param HelperData $helperData
* @param AbstractDeal $abstractDeal
*/
public function __construct(
RequestInterface $request,
HelperData $helperData,
AbstractDeal $abstractDeal
) {
$this->request = $request;
$this->_helperData = $helperData;
$this->_abstractDeal = $abstractDeal;
}

/**
* @inheritdoc
*/
public function execute(Observer $observer)
{
if (!$this->_helperData->isEnabled() || !$this->_abstractDeal->isWidgetEnable()) {
return false;
}

$elementName = $observer->getElementName();
$output = $observer->getTransport()->getOutput();
$fullActionName = $this->request->getFullActionName();

$event = $observer->getEvent();
/** @var Layout $layout */
$layout = $event->getLayout();

if (in_array($fullActionName, ['catalog_product_view', 'catalog_category_view', 'checkout_cart_index'])) {
$types = ['sidebar' => 'catalog.leftnav'];
$type = array_search($elementName, $types);

if ($type !== false) {
$sidebarTopHtml = '<div id=\"mageplaza-dailydeal-block-top-siderbar\">';
$sidebarBottomHtml = '<div id=\"mageplaza-dailydeal-block-bottom-siderbar\">';
$randomHtml = '';
$sellingHtml = '';
$upcomingHtml = '';

if ($this->_abstractDeal->isEnableRandomDeal()) {
$randomHtml .= $layout->createBlock(RandomDeal::class)
->setTemplate('Mageplaza_DailyDeal::widget/sidebar-widget.phtml')->toHtml();
}

if ($this->_abstractDeal->isEnableSellingDeal()) {
$sellingHtml .= $layout->createBlock(TopSellingDeal::class)
->setTemplate('Mageplaza_DailyDeal::widget/sidebar-widget.phtml')->toHtml();
}

if ($this->_abstractDeal->isEnableUpcomingDeal()) {
$upcomingHtml .= $layout->createBlock(UpcomingDeal::class)
->setTemplate('Mageplaza_DailyDeal::widget/sidebar-widget.phtml')->toHtml();
}

if ((int)$this->_abstractDeal->getRandomShowOn() === WidgetShowOn::SIDEBAR_LEFT) {
$sidebarTopHtml .= $randomHtml;
} else {
$sidebarBottomHtml .= $randomHtml;
}

if ((int)$this->_abstractDeal->getSellingShowOn() === WidgetShowOn::SIDEBAR_LEFT) {
$sidebarTopHtml .= $sellingHtml;
} else {
$sidebarBottomHtml .= $sellingHtml;
}

if ((int)$this->_abstractDeal->getUpcomingShowOn() === WidgetShowOn::SIDEBAR_LEFT) {
$sidebarTopHtml .= $upcomingHtml;
} else {
$sidebarBottomHtml .= $upcomingHtml;
}

if ($type === 'sidebar') {
$output = $sidebarTopHtml . '</div>' . $output . $sidebarBottomHtml . '</div>';
}

$observer->getTransport()->setOutput($output);
}
}

return $this;
}
}