<?php

namespace app\common\model;

use app\common\library\Redis;
use app\main\constants\CacheConstants;
use think\Model;

class BookChargeSetting extends Model
{
    // 表名
    protected $table = 'book_charge_setting';
    
    // 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'),'hide' => __('Status hide')];
    }     


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

    /**
     * 获取收费书籍信息
     * @param $channel_id
     * @param $book_id
     * @return array
     */
    public function getInfo($channel_id, $book_id)
    {
        $cache = CacheConstants::getChapterFeeCache($channel_id, $book_id);
        $data = Redis::instance()->hGetAll($cache);
        if (!$data) {
            $info = $this->where('book_id', $book_id)
                ->where('admin_id', $channel_id)
                ->where('status', 'normal')
                ->find();
            if ($info) {
                $data = [
                    'id'                   => $info['id'],
                    'chapter_charge_start' => $info->getData('chapter_charge_start'),
                    'chapter_kandian'      => $info->getData('chapter_kandian'),
                ];
            } else {
                $data = ['id' => 0];
            }

            Redis::instance()->hMSet($cache, $data);
            Redis::instance()->expire($cache, 600);
        }
        if (!$data['id']) {
            return [];
        } else {
            return $data;
        }
    }

    /**
     * 清除缓存
     * @param $channel_id
     * @param $book_id
     */
    public function clearInfo($channel_id, $book_id)
    {
        $cache = CacheConstants::getChapterFeeCache($channel_id, $book_id);
        Redis::instance()->del($cache);
    }
}