<?php

namespace App\Exception\Handler;


use App\Lib\Return\AdminReturn;
use App\Lib\Return\ApiReturn;
use Hyperf\ExceptionHandler\ExceptionHandler;
use Hyperf\HttpMessage\Stream\SwooleStream;
use Hyperf\HttpServer\Request;
use Psr\Container\ContainerExceptionInterface;
use Psr\Container\ContainerInterface;
use Psr\Container\NotFoundExceptionInterface;
use Psr\Http\Message\MessageInterface;
use Psr\Http\Message\ResponseInterface;
use Throwable;

abstract class BaseErrExceptionHandler extends ExceptionHandler
{
   public function __construct(
       private readonly Request $request,
       private readonly ContainerInterface $container,
   ) {}

    /**
     * @param Throwable $e
     * @param ResponseInterface $response
     * @return MessageInterface|ResponseInterface
     * @throws ContainerExceptionInterface
     * @throws NotFoundExceptionInterface
     */
    protected function handlerResponse(
        Throwable $e,
        ResponseInterface $response
    ): MessageInterface|ResponseInterface
    {
        //  从注解获取响应格式（优先于路径解析）
        $format = $this->request->getAttribute('response_format') ?? $this->repairResponseFormatByPath();

        //  动态选择策略
        $returnClass = match ($format) {
            'admin', 'common' => AdminReturn::class,
            'api' => ApiReturn::class,
            default => null,
        };
        if (!$returnClass) return $response;

        /**
         * @var AdminReturn|ApiReturn $returnObj
         */
        $returnObj = $this->container->get($returnClass);
        $result = $returnObj->error($e->getMessage(), $e->getCode());
        $this->stopPropagation();
        return $response->withHeader("Content-Type", "application/json")
            ->withStatus(200)
            ->withBody(new SwooleStream(json_encode($result, JSON_UNESCAPED_UNICODE)));
    }

    /**
     * @return string
     */
    private function repairResponseFormatByPath(): string
    {
        // 兜底逻辑：根据路径前缀推断
        return match (explode('/', $this->request->path())[0] ?? '') {
            'admin', 'common' => 'admin',
            'api' => 'api',
            default => 'default',
        };
    }
}