<?php

namespace App\Middleware;

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

class CorsMiddleware implements MiddlewareInterface
{

    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-Headers', '*')           // Headers 可以根据实际情况进行改写。
            ->withHeader('Access-Control-Request-Headers', '*')
            ->withHeader('Access-Control-Allow-Methods', '*')
            ->withHeader('Access-Control-Max-Age', 1800);

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

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

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