<?php


namespace App\Middleware;

use Hyperf\Utils\Context;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;

class CorsMiddleware implements MiddlewareInterface
{

    /**
     * @inheritDoc
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $response = Context::get(ResponseInterface::class);
        $response = $response->withHeader('Access-Control-Allow-Origin', '*')
            ->withHeader('Access-Control-Allow-Credentials', 'true')
            // Headers 可以根据实际情况进行改写。
            ->withHeader('Access-Control-Allow-Headers', 'DNT,Keep-Alive,User-Agent,Cache-Control,Content-Type,Authorization');

        Context::set(ResponseInterface::class, $response);

        if ($request->getMethod() == 'OPTIONS') {
            return $response;
        }

        // $request = \Hyperf\Utils\Context::override(ServerRequestInterface::class, function (ServerRequestInterface $request)
        // {
        //     $preDatas = $request->getParsedBody();
        //     if(isset($preDatas['market_id'])){
        //         if($preDatas['market_id']==-1){
        //             $preDatas['market_id'] = 0;
        //
        //             if (env('APP_ENV') == 'prod') {
        //                 unset($preDatas['sign']);
        //                 $sign = $this->signature($preDatas);
        //                 $preDatas['sign'] = $sign;
        //             }
        //         }
        //     }
        //     return $request->withParsedBody($preDatas);
        // });

        return $handler->handle($request);
    }

    // private function signature($params)
    // {
    //     ksort($params);
    //
    //     $http_query = [];
    //     foreach ($params as $key => $value) {
    //         $http_query[] = $key.'='.$value;
    //     }
    //
    //     return sha1(md5(implode('&', $http_query)).config('auth.api.sign.secret_key'));
    // }
}