ビジネスサイドからの要望、全部入り管理画面、クソデカクエリ、何も起きないはずがなく。。。。

<?php

declare(strict_types=1);

namespace Package\SomeSpecificApplication\Common;

use Closure;
use stdClass;

class SomeQueryDto
{
    /**
     * @param stdClass $record
     */
    public function __construct(
        private readonly stdClass $record
    ) {
    }

    /**
     * データソースをもとに生成する
     * @param stdClass $record
     * @return SomeQueryDto
     */
    public static function createFromDataSource(
        stdClass $record
    ): SomeQueryDto {

        $specifications = self::validateDataSourceSpecifications();
        foreach ($specifications as $property => $closure) {
            assert(property_exists($record, $property));
            assert(is_callable($closure));
            assert($closure($record->{$property}));
        }

        return new self($record);
    }

    /**
     * @return Closure[]
     */
    private static function validateDataSourceSpecifications(): array
    {
        return [
            'item' => fn(mixed $value) => is_string($value) || is_null($value),
            'uuid' => fn(mixed $value) => is_string($value),
            'age' => fn(mixed $value) => is_int($value),
        ];
    }

    /**
     * @return string|null
     */
    public function getItem(): ?string
    {
        return $this->record->item;
    }

    /**
     * @return string
     */
    public function getUuid(): string
    {
        return $this->record->uuid;
    }

    /**
     * @return int
     */
    public function getAge(): int
    {
        return $this->record->age;
    }
}