<?php
declare (strict_types = 1);

namespace app\middleware;

use think\Exception;
use \think\facade\Request;
use think\facade\Session;

class CheckToken
{
    /**
     *
     * 处理请求
     * @param $request
     * @param \Closure $next
     * @return mixed|\think\response\Json
     */
    public function handle($request, \Closure $next)
    {
        try {
            $token = Request::header()['token']??false;
            if(!$token)
                throw new Exception('Without Token',403);
            $userinfo = checkToken($token);
            if($userinfo['code'] != 200)
                throw new Exception('Token checked error',403);
            $request->userInfo = $userinfo['data'];
            if (!Session::get('login_user_data')) {
                throw new Exception('用户未登录，请先登陆后操作',201);
            }
        }
        catch (\Exception $err){
            return json(['code'=>$err->getCode(),'msg'=>$err->getMessage()]);
        }
        return $next($request);
    }
}