<?php

namespace app\admin\model;

use app\BaseModel;
use think\facade\Lang;

class Config extends BaseModel
{

    protected $autoWriteTimestamp = true;
    protected $createTime = 'created_at';
    protected $updateTime = 'updated_at';
    protected $json = ['val'];
    protected $jsonAssoc = true;
    
    public static function getSelect($language_code, $select = true) {
        Lang::setLangSet($language_code);
        $data = [
            'kefu_chat_type' => [
                1 => Lang::get('顺序分配')
            ],
            'user_vip_level' => [
                1 => 1,
                2 => 2,
                3 => 3,
                4 => 4,
                5 => 5,
                6 => 6,
                7 => 7,
                8 => 8,
                9 => 9,
            ]
        ];
        if ($select) {
            foreach ($data as &$item) {
                $item = getSelectData($item);
            }
        }
        return $data;
    }

    //字段val如果是json格式，转换为数组
    public function getValAttribute($value)
    {
        return $value ? json_decode($value, true) : '';
    }

    //获取配置数据
    public static function getConfigData($fields, $flag = 1) 
    {
        if (!empty($fields)) {
            $list = Config::whereIn('field',$fields)->select();
        } else {
            $list = Config::where('flag',$flag)->whereIn('field',$fields)->select();
        }
        $data = [];
        foreach ($list as $item) {
            $data[$item['field']] = $item['val'];
        }
        return $data;
    }

    //获取客服接线数量的上限配置
    public static function getKefuChatMax()
    {
        //先从缓存中读取config表获取客服接线数量的上限配置
        $kefu_chat_max = cache('config_kefu_chat_max');
        if ($kefu_chat_max) {
            return $kefu_chat_max;
        }
        
        $config = Config::whereIn('field',['kefu_chat_max'])->column('val', 'field');
        cache('config_kefu_chat_max', $config['kefu_chat_max'] ?? 0);
        return $config['kefu_chat_max'] ?? 0;
    }
}