<?php
/**
*
* ..::..
* ..::::::::::::..
* ::'''''':''::'''''::
* ::.. ..: : ....::
* :::: ::: : : ::
* :::: ::: : ''' ::
* ::::..:::..::.....::
* ''::::::::::::''
* ''::''
*
*
* NOTICE OF LICENSE
*
* This source file is subject to the Creative Commons License.
* It is available through the world-wide-web at this URL:
* http://creativecommons.org/licenses/by-nc-nd/3.0/nl/deed.en_US
* If you are unable to obtain it through the world-wide-web, please send an email
* to servicedesk@tig.nl so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade this module to newer
* versions in the future. If you wish to customize this module for your
* needs please contact servicedesk@tig.nl for more information.
*
* @copyright Copyright (c) Total Internet Group B.V. https://tig.nl/copyright
* @license http://creativecommons.org/licenses/by-nc-nd/3.0/nl/deed.en_US
*/
namespace TIG\PostNL\Block\Adminhtml\Grid;

use Magento\Ui\Component\Listing\Columns\Column;

abstract class AbstractGrid extends Column
{
/**
* @var array
*/
// @codingStandardsIgnoreLine
protected $items = [];

/**
* @param array $dataSource
*
* @return array
*/
public function prepareDataSource(array $dataSource)
{
if (isset($dataSource['data']['items'])) {
$this->items = $dataSource['data']['items'];

$this->prepareData();
$this->handleItems();

$dataSource['data']['items'] = $this->items;
}

return $dataSource;
}

/**
* Load all the needed data in only 1 query.
*/
// @codingStandardsIgnoreLine
protected function prepareData()
{
return null;
}


/**
* @return void
*/
// @codingStandardsIgnoreLine
protected function handleItems()
{
foreach ($this->items as $index => $item) {
$this->items[$index][$this->getData('name')] = $this->getCellContents($item);
}
}

/**
* @param object $item
*
* @return string
*/
// @codingStandardsIgnoreLine
abstract protected function getCellContents($item);
}