<?php
/**
 * Created by PhpStorm.
 * User: zn
 * Date: 2017/6/15
 * Time: 13:59
 */

namespace common\models;


use common\utils\RedisKeyUtil;
use Yii;
use yii\base\Model;

class UserInfo extends Model
{
    public $userID = null;
    public $token = null;
    public $username = null;
    public $fd = null;

    public function save()
    {
        $jsonStr = json_encode($this->toArray());

        Yii::$app->redis->setex(RedisKeyUtil::userInfoByUserID($this->userID), 3600 * 24, $jsonStr);

        Yii::$app->redis->setex(RedisKeyUtil::userInfoByUsername($this->username), 3600 * 24, $this->userID);
        Yii::$app->redis->setex(RedisKeyUtil::userInfoByToken($this->token), 3600 * 24, $jsonStr);

        if (!empty($this->fd))
            Yii::$app->redis->setex(RedisKeyUtil::userInfoByFD($this->fd), 3600 * 24, $this->userID);
    }

    public function delete()
    {
        Yii::$app->redis->del(RedisKeyUtil::userInfoByUserID($this->userID));
        Yii::$app->redis->del(RedisKeyUtil::userInfoByUsername($this->username));
        Yii::$app->redis->del(RedisKeyUtil::userInfoByToken($this->token));
        Yii::$app->redis->del(RedisKeyUtil::userInfoByFD($this->fd));
    }

    /**
     * @param $jsonStr
     * @return UserInfo|null
     */
    public static function loadByJson($jsonStr)
    {
        $data = json_decode($jsonStr, true);
        if (empty($data)) return null;

        $userInfo = new UserInfo();
        $userInfo->setAttributes($data, false);

        if (empty($userInfo->userID))
            return null;

        return $userInfo;
    }

    public static function loadByUserID($userID)
    {
        if (empty($userID)) return null;

        $jsonStr = Yii::$app->redis->get(RedisKeyUtil::userInfoByUserID($userID));
        return self::loadByJson($jsonStr);
    }

    public static function loadByToken($token)
    {
        $jsonStr = Yii::$app->redis->get(RedisKeyUtil::userInfoByToken($token));
        if (empty($jsonStr)) return null;

        $userInfo = self::loadByJson($jsonStr);
        if (!empty($userInfo)) return $userInfo;

        return self::loadByUserID($jsonStr);
    }

    public static function loadByUsername($username)
    {
        $userID = Yii::$app->redis->get(RedisKeyUtil::userInfoByUsername($username));
        return self::loadByUserID($userID);
    }

    public static function loadByFd($fd)
    {
        $userID = Yii::$app->redis->get(RedisKeyUtil::userInfoByFD($fd));
        return self::loadByUserID($userID);
    }
}