<?php

namespace app\home\middleware;

use app\model\UserModel;
use think\facade\Cache;
use think\facade\Config;
use think\facade\Lang;
use think\facade\Log;
use think\Request;

/**
 * @desc 必须要登陆的接口 校验是否登陆
 */
class CheckUserMiddleware
{

    public function handle(Request $request, \Closure  $next)
    {
        // OPTIONS 请求直接返回空响应
        if ($request->method(true) === 'OPTIONS') {
            return response()->send();
        }
        // 设置多语言
        Config::set(['default_lang' => 'zh-jp'], 'lang');  // P2 默认设置日语
        $request->lang = Config::get('lang.default_lang');
        $header = $request->header();
        if (isset($header['language'])) {
            $lang_list = Config::get('lang.allow_lang_list');
            $lang = strtolower($header['language']);
            if (in_array($lang, $lang_list)) {
                Lang::setLangSet($lang);
                $request->lang = $lang;
            }
        }

        if (!empty($header['token']) && is_string($header['token'])) {
            $tokenUserKey = 'TOKEN:USER:' . $header['token'];
            $userId = Cache::store('redis')->get($tokenUserKey);
            if ($userId && $userId >= 0) {
                $request->userId = $userId;
            }
        }

        return $next($request);
    }
}