<?php

declare(strict_types=1);

namespace App\Middleware;

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

/**
 * 允许跨域
 */
class CorsMiddleware implements MiddlewareInterface
{
    /**
     * @param ServerRequestInterface $request
     * @param RequestHandlerInterface $handler
     * @return ResponseInterface
     */
    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')
            ->withHeader('Access-Control-Allow-Methods', 'GET, POST, PATCH, PUT, DELETE, OPTIONS')
            ->withHeader('Access-Control-Allow-Headers', 'Authorization, Content-Type, If-Match, If-Modified-Since, If-None-Match, If-Unmodified-Since, X-CSRF-TOKEN, X-Requested-With');
        Context::set(ResponseInterface::class, $response);
        if ($request->getMethod() == 'OPTIONS') {
            return $response;
        }
        return $handler->handle($request);
    }
}