<?php

namespace app\common\service;

use app\common\logic\SysConfigLogic;
use app\common\logic\SysCurrencyLogic;
use app\common\logic\SystemsLogic;
use support\Redis;

class SysConfigService
{

    protected $logic;

    public function __construct()
    {
        $this->logic = (new SysConfigLogic());
    }

    /**
     * 获取系统list
     */
    public static function getConfig(string $config_key)
    {
        $value = Redis::get($config_key);
        if (empty($value)) {
            $config = (new SysConfigLogic())->findByKey($config_key);
            if (empty($config)) {
                return null;
            }
            $value = $config->config_value;
            Redis::set($config->config_key, $value, 'EX', 7200);
        }

        return $value;
    }
}