<?php
declare (strict_types=1);

namespace app\api\middleware;

use app\common\service\SystemConfigService;
use app\Request;
use app\api\services\UserAuthServices;
use interfaces\MiddlewareInterface;
use utils\RedisCache;

class AuthTokenMiddleWare implements MiddlewareInterface
{

    /**
     * 处理请求
     * @param Request $request
     * @param \Closure $next
     * @return mixed
     * @throws \Psr\SimpleCache\InvalidArgumentException
     */
    public function handle (Request $request, \Closure $next)
    {
        try {
            // 是否更新
            $isUpdate = SystemConfigService::make()->getConfigByName('site_web_is_update');
            $isUpdate = $isUpdate? $isUpdate : env('APP.WEB_IS_UPDATE');
            if ($isUpdate){
                // 非测试IP访问，直接拦截
                $config = SystemConfigService::make()->getConfigByNames(['site_update_tips','site_access_ips']);
                $updateTip = isset($config['site_update_tips'])? trim($config['site_update_tips']) : '';
                $accessIps = isset($config['site_access_ips'])? trim($config['site_access_ips']) : '';
                $updateTip = $updateTip? $updateTip : '网站升级中';
                $accessIps = $accessIps? $accessIps : env('APP.TEST_IPS');
                $currentIp = get_client_ip();

                if(empty($accessIps) || ($accessIps && !preg_match("/{$currentIp}/", $accessIps))){
                    return api_error_return(['msg'=> $updateTip, 'data'=>['tips'=>$updateTip,'is_update'=>true,'ip'=> $currentIp]]);
                }
            }


            if (RedisCache::get('is_update_data')){
                return api_error_return(['msg'=>'更新数据中，请稍后几秒', 'data'=>null]);
            }

            // 非上传文件验证签名处理
            $file = $request->file('file');
            if(empty($file)){
                if (env('API.IS_PUBLIC_REQUEST_VERIFY')){

                    if (ISNOTREQUESTPASS($request->param())){
                        return api_error_return(['msg'=>'参数错误', 'data'=>null]);
                    }

                }

                if (env('API.IS_SIGN_VERIFY')){
                    if (empty($request->param('sign'))){
                        return api_error_return(['msg'=>'签名不存在', 'data'=>null]);
                    }

                    $sign = createApiSign($request->param());
                    if ($request->param('sign') != $sign){
                        return api_error_return(['msg'=>'签名错误', 'data'=>['aa'=>$sign]]);
                    }
                    if (time() - $request->post('timestamp') > 20){
                        return api_error_return(['msg'=>'请求失败,稍后再试', 'data'=>null]);
                    }
                }
            }


            $token = trim($request->header('token', ''));

            if (empty($token)){
                return api_error_return(['msg'=>'请登录', 'code'=>401]);
            }else{
                try {
                    /** @var UserAuthServices $service */
                    $service = app()->make(UserAuthServices::class);

                    $user_info = $service->parseToken($token);

                    $authInfo = $service->parseToken($token)->toArray();

                } catch (\Exception $e) {

                    return api_error_return(['msg'=>$e->getMessage(), 'code'=>401]);
                }
                $data = $request->param(); // 请求参数
                $request->uid = is_null($authInfo) ? 0 : $authInfo['id']; // 用户uid
                $data['uid'] = $request->uid;
                $request->data = $data;
                $request->user = is_null($authInfo) ? null : $authInfo; // 用户信息
                $request->user_info = $user_info ?: null; // 用户信息
                $request->isLogin = true;
            }

        } catch (\Throwable $e) {
            return api_error_return($e->getMessage());
        }
        return $next($request);
    }
}