<?php

namespace app\common\model;

use app\common\library\Redis;
use think\Model;

class BookList extends Model
{
    // 表名
    protected $table = 'book_list';
    
    // 自动写入时间戳字段
    protected $autoWriteTimestamp = 'int';

    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = 'updatetime';
    
    // 追加属性
    protected $append = [
        'status_text',
    ];
    

    public function getStatusList()
    {
        return ['normal' => __('Status normal'),'hidden' => __('Status hidden')];
    }     


    public function getStatusTextAttr($value, $data)
    {        
        $value = $value ? $value : $data['status'];
        $list = $this->getStatusList();
        return isset($list[$value]) ? $list[$value] : '';
    }

    /**
     * 返回详情
     * @param $id
     * @return array
     */
    public function getInfo($id)
    {
        $result = [];
        $redis = Redis::instance();
        $key = 'BLP:'. $id; //书单信息缓存

        if ($redis->exists($key)) {
            $result = $redis->hGetAll($key);
        } else {
            $result = $this->where('id', 'EQ', $id)->find();

            if (!empty($result)) {
                $redis->hMSet($key, $result->toArray());
                $redis->expire($key, 600);
            }
        }

        return $result;
    }

    public function rmCache($id)
    {
        if (!empty($id)) {
            $redis = Redis::instance();
            $key = 'BLP:'. $id; //书单信息缓存

            if ($redis->exists($key)) {
                $redis->del($key);
            }
        }

        return true;
    }
}