<?php

declare(strict_types=1);

namespace App\Middleware;

use App\Helper\Redis;
use App\Helper\RedisKey;
use App\Model\RequestLog;
use Hyperf\Context\Context;
use Hyperf\HttpServer\Contract\RequestInterface;
use Hyperf\HttpServer\Contract\ResponseInterface as HttpResponse;
use Psr\Container\ContainerInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;

class RequestLogMiddleware implements MiddlewareInterface
{
    protected ContainerInterface $container;

    protected RequestInterface $request;

    protected HttpResponse $response;

    public function __construct(ContainerInterface $container, HttpResponse $response, RequestInterface $request)
    {
        $this->container = $container;
        $this->response = $response;
        $this->request = $request;
    }

    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $params = $this->request->all();
        $appId = $params['app_id'] ?? 0;
        $requestLog = new RequestLog();
        $requestLog->app_id = $appId;
        $requestLog->request_id = $this->generateOrderNo();
        $requestLog->request_uri = $this->request->getRequestUri();
        $requestLog->request_data = json_encode($params, JSON_UNESCAPED_UNICODE);
        $requestLog->request_time = date('Y-m-d H:i:s');
        $requestLog->save();

        $ctxResponse = Context::get(ResponseInterface::class);
        $ctxResponse = $ctxResponse->withHeader('X-Request-Id', $requestLog->request_id);
        Context::set(ResponseInterface::class, $ctxResponse);

        Context::set('requestLog', $requestLog);

        $response = $handler->handle($request);
        $requestLog->response_data = (string)$response->getBody();
        $requestLog->response_time = date('Y-m-d H:i:s');
        return $response;
    }
    private function generateOrderNo() {
        $now = time();
        $key = RedisKey::getGenerateRequestIdKey($now);
        $incrId = Redis::incr($key);
        $incrId = '' . $incrId;
        Redis::expire($key, 5*60);
        $padLength = 8 - strlen($incrId);
        $incrId = str_pad($incrId, $padLength, '0', STR_PAD_LEFT);
        return date('YmdHis', $now) . $incrId;
    }
}