<?php

namespace app\seller\controller;

use app\common\controller\BaseController;
use app\http\IResponse;
use app\seller\service\JWTAuth as IAuth;
use think\App;
use think\facade\Cache;

class Auth extends BaseController
{
    protected $auth;

    /**
     * Auth constructor.
     * @param App $app
     * @param IAuth $auth
     */
    public function __construct(App $app, IAuth $auth)
    {
        parent::__construct($app);
        $this->auth = $auth->guard('user');
    }

    /**
     * 创建登
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/10 10:55
     *
     */
    public function login()
    {
        $sid = md5($this->request->header('cookie') . strtotime(date('YmdHi')));
        // 查找
        $load = Cache::get($sid);
        // 解码
        $load = dejson($load);
        // 不存在或者过期
        if (!$load || $load['expired'] <= time()){
            // 数据
            $data = [
                'client_id' => $sid,
                'status' =>  'wait',
                'expired' => time() + 300
            ];
            // 创建登录记
            Cache::set($sid,enjson($data),259200);
            // 返回编码数据
            return IResponse::success($data);
        }
        // 登录成功，删除本次缓存
        if (isset($load['token'])){
            Cache::rm($sid);
        }

        return IResponse::success($load);
    }

    /**
     * 商家小程序传来登录
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/6/16 11:57
     *
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\FailedException
     */
    public function auth()
    {
        $param = $this->request->param();
        // 内置验证
        $valid = $this->validate($param, [
            'client_id|登录客户端ID' => 'require'
        ]);
        // 错误
        if (true !== $valid){
            return json([
                'code' => -1,
                'message' => $valid
            ]);
        }
        // 读取缓存
        $load = Cache::get($param['client_id']);
        if ($load){
            // 1. 验证商户状态
            $userId = $this->auth->user()['id'];
            $seller = model('common/Seller')->getBy(['user_id' => $userId]);
            if($seller['status'] == 1){
                // 解码
                $load = dejson($load);
                // 二维码是否过期
                if ($load['expired']>= time()){
                    if ($load['status'] == 'wait'){
                        // 2. 变更登录状态
                        // 数据
                        $data = [
                            'client_id' => $param['client_id'],
                            'token' => $this->request->header('Authorization'),
                            'status' =>  'active',
                            'expired' => time() + (5 * 60 * 60)
                        ];
                        // 创建登录记
                        Cache::set($param['client_id'], enjson($data),259200);
                        return json([
                            'code' => 0,
                            'message' => "登录成功！"
                        ]);
                    }
                }else {
                    return json([
                        'code' => -1,
                        'message' => "二维码过期，请重新获取！"
                    ]);
                }
            }
            return json([
                'code' => -1,
                'message' => "商户状态异常，暂无法登录！"
            ]);
        }
        return json([
            'code' => -1,
            'message' => "二维码状态异常，请重新获取！"
        ]);
    }
}