<?php
/**
 * Copyright 2024 Adobe
 * All Rights Reserved.
 */
declare(strict_types=1);

namespace Magento\SalesGraphQl\Model\Resolver;

use Magento\Framework\Exception\LocalizedException;
use Magento\Framework\GraphQl\Schema\Type\ResolveInfo;
use Magento\Framework\GraphQl\Config\Element\Field;
use Magento\Framework\GraphQl\Query\ResolverInterface;
use Magento\Sales\Model\Order;
use Magento\Sales\Model\ResourceModel\SalesOrderStatusChangeHistory;

/**
 * Resolver for the OrderStatusChangeDate in CustomerOrder
 */
class OrderStatusChangeDate implements ResolverInterface
{
    /**
     * OrderStatusChangeDate Constructor
     *
     * @param SalesOrderStatusChangeHistory $salesOrderStatusChangeHistory
     */
    public function __construct(
        private readonly SalesOrderStatusChangeHistory $salesOrderStatusChangeHistory,
    ) {
    }

    /**
     * @inheritDoc
     */
    public function resolve(
        Field $field,
        $context,
        ResolveInfo $info,
        ?array $value = null,
        ?array $args = null
    ): string {
        if (!isset($value['model']) || !($value['model'] instanceof Order)) {
            throw new LocalizedException(__('"model" value should be specified'));
        }
        $latestStatus = $this->salesOrderStatusChangeHistory->getLatestStatus((int)$value['model']->getId());

        return $latestStatus['created_at'] ?? '';
    }
}