hdk-core/src/Service/ExtendService.php

<?php

namespace Singularity\HDK\Core\Service;

use Hyperf\Context\Context;
use Psr\Http\Message\ServerRequestInterface;

/**
 * 资源扩展
 */
class ExtendService
{
    public function __construct(private UtilsService $utils)
    {
    }

    /**
     * @param ServerRequestInterface|null $request
     * @param array<string, string>|null $params
     * @return string[]
     */
    public function parse(
        ?ServerRequestInterface $request,
        array|string|null $params = null
    ): array {
        $params ??= $request?->getQueryParams();
        $extends = explode(',', $params['extends'] ?? '');
        $extends = array_map('trim', $extends);

        return Context::set(self::class, array_filter($extends));
    }


    /**
     * @return array<string, string>
     */
    public function getExtends(): array
    {
        return Context::get(self::class) ?? [];
    }

    public function hasExtends(): bool
    {
        $extends = Context::get(self::class);
        return is_array($extends) && count($extends) > 0;
    }

    /**
     * 判断是否传入了此扩展
     *
     * @param string $field
     *
     * @return bool
     */
    public function hasExtend(string $field): bool
    {
        return $this->utils->inArray($field, Context::get(self::class) ?? []);
    }
}