TestDate.php

<?php
namespace TestModule\TestDate\Model\Config\Source;

use Magento\Framework\App\ObjectManager;
use Magento\Store\Model\StoreManagerInterface;
use Magento\Eav\Model\Entity\Attribute\Source\AbstractSource;

class TestDate extends AbstractSource
{

    /**
     * @var \Magento\Eav\Model\ResourceModel\Entity\Attribute\Option\CollectionFactory
     */
    protected $_attrOptionCollectionFactory;

    /**
     * @var \Magento\Eav\Model\ResourceModel\Entity\Attribute\OptionFactory
     */
    protected $_attrOptionFactory;

    /**
     * Default values for option cache
     *
     * @var array
     */
    protected $_optionsDefault = [];

    /**
     * @var StoreManagerInterface
     */
    private $storeManager;


    /**
     * @param \Magento\Eav\Model\ResourceModel\Entity\Attribute\Option\CollectionFactory $attrOptionCollectionFactory
     * @param \Magento\Eav\Model\ResourceModel\Entity\Attribute\OptionFactory $attrOptionFactory
     * @codeCoverageIgnore
     */
    public function __construct(
        \Magento\Eav\Model\ResourceModel\Entity\Attribute\Option\CollectionFactory $attrOptionCollectionFactory,
        \Magento\Eav\Model\ResourceModel\Entity\Attribute\OptionFactory $attrOptionFactory
    ) {
        $this->_attrOptionCollectionFactory = $attrOptionCollectionFactory;
        $this->_attrOptionFactory = $attrOptionFactory;
    }

    /**
     * Retrieve Full Option values array
     *
     * @param bool $withEmpty       Add empty option to array
     * @param bool $defaultValues
     * @return array
     */
    public function getAllOptions($withEmpty = true, $defaultValues = false)
    {
        $storeId = $this->getAttribute()->getStoreId();
        if ($storeId === null) {
            $storeId = $this->getStoreManager()->getStore()->getId();
        }
        if (!is_array($this->_options)) {
            $this->_options = [];
        }
        if (!is_array($this->_optionsDefault)) {
            $this->_optionsDefault = [];
        }
        $attributeId = $this->getAttribute()->getId();
        if (!isset($this->_options[$storeId][$attributeId])) {
            $date = date('Y-m-d') . ' 00:00:00';
            $collection = $this->_attrOptionCollectionFactory->create()->setPositionOrder(
                'asc'
            )->setAttributeFilter(
                $attributeId
            )->setStoreFilter(
                $storeId
            )->addFieldToFilter(
                'tdv.value', ['gt' => $date]
            )->load();
            $this->_options[$storeId][$attributeId] = $collection->toOptionArray();
            $this->_optionsDefault[$storeId][$attributeId] = $collection->toOptionArray('default_value');
        }
        $options = $defaultValues
            ? $this->_optionsDefault[$storeId][$attributeId]
            : $this->_options[$storeId][$attributeId];
        return $options;
    }

    /**
     * Get StoreManager dependency
     *
     * @return StoreManagerInterface
     * @deprecated 100.1.6
     */
    private function getStoreManager()
    {
        if ($this->storeManager === null) {
            $this->storeManager = ObjectManager::getInstance()->get(StoreManagerInterface::class);
        }
        return $this->storeManager;
    }
}