<?php

namespace MageArray\News\Controller\Adminhtml\Newscat;

use Magento\Backend\App\Action\Context;

/**
* Class Delete
* @package MageArray\News\Controller\Adminhtml\Newscat
*/
class Delete extends \Magento\Backend\App\Action
{
public function __construct(
Context $context,
\MageArray\News\Model\NewscatFactory $newscatFactory
) {
parent::__construct($context);
$this->_newscatFactory = $newscatFactory;
}

public function execute()
{
$id = $this->getRequest()->getParam('cat_id');
$resultRedirect = $this->resultRedirectFactory->create();
if ($id) {
try {
$model = $this->_newscatFactory->create();
$catCollection = $model->getCollection()
->addFieldToFilter('cat_parent', $id);
$catData = $catCollection->getData();
if (empty($catData)) {
$model->load($id);
$model->delete();
$this->messageManager
->addSuccess(
__('The category has been deleted.')
);
} else {
$this->messageManager
->addError(
__('Delete child category first.')
);
}
return $resultRedirect->setPath('*/*/');
} catch (\Exception $e) {
$this->messageManager->addError($e->getMessage());
return $resultRedirect->setPath(
'*/*/edit',
['cat_id' => $id]
);
}
}
$this->messageManager->addError(
__('We can\'t find a Category to delete.')
);
return $resultRedirect->setPath('*/*/');
}

/**
* @return bool
*/
protected function _isAllowed()
{
return $this->_authorization->isAllowed(
'MageArray_News::newscat'
);
}
}