<?php

namespace App\Services;

use App\Traits\CommonTrait;
use Illuminate\Support\Facades\Cache;

class LoginService
{
    /**
     * 存放通用的 缓存key和tags
     */
    use CommonTrait;

    protected ?string $uniqueIdentifier;
    public int $expiredTime = 24 * 3600 * 7;
    public ?string $authorizationEncrypt;

    public function __construct($siteAliasName)
    {
        $this->siteAliasName = $siteAliasName;
        $this->uniqueIdentifier = $this->getUniqueIdentifier();

        // 用户登录的token信息
        $this->authorizationEncrypt = $this->getToken();
    }

    /**
     * 设置登录，返回登录token
     *
     * @param $userInfo
     * @param int $time
     * @return array
     */
    public function setLoginCookie($userInfo, int $time = 24 * 3600 * 7): array
    {
        $this->expiredTime = $time = $time ?: config('session.lifetime') * 60;

        //设置随机值
        $encrypt = md5(sha1(md5(microtime() . mt_rand())));

        //设置登录的用户id
        $keyArr = $this->getUserIdCacheKey($encrypt);
        Cache::tags($keyArr['tags'])->put($keyArr['key'], $userInfo['id'], $time);

        // 存储用户信息
        $keyArr = $this->getUserInfoCacheKey($encrypt);
        Cache::tags($keyArr['tags'])->put($keyArr['key'], $userInfo, $time);

        return ['token' => $encrypt, 'expire' => $time];
    }

    /**
     * 用户退出登录，清除已经保存的登录信息
     *
     * @param string $encrypt
     * @return bool
     */
    public function clearLoginInfo(string $encrypt = ''): bool
    {
        $this->authorizationEncrypt = $encrypt ?: $this->authorizationEncrypt;
        $keyArr = $this->getUserIdCacheKey($this->authorizationEncrypt);
        Cache::tags($keyArr['tags'])->forget($keyArr['key']);

        return true;
    }

    /**
     * @param $yzm
     * @param int $time
     */
    public function saveImgYzm($yzm, int $time = 300)
    {
        $keyArr = $this->getYzmCacheKey();
        Cache::tags($keyArr['tags'])->put($keyArr['key'], $yzm, $time);
    }

    /**
     * @param $yzm
     * @return bool
     */
    public function checkImgYzm($yzm): bool
    {
        $keyArr = $this->getYzmCacheKey();
        return $yzm == Cache::tags($keyArr['tags'])->get($keyArr['key']);
    }

    public function clearImgYzm()
    {
        $keyArr = $this->getYzmCacheKey();
        Cache::tags($keyArr['tags'])->forget($keyArr['key']);
    }
}