<?php

namespace app\setting\service;

use app\core\Service;
use app\channel\service\ProductService;
use app\merchant\service\MerchantService;
use app\merchant\service\MerchantLogService;
use app\merchant\service\PercentService;


/**
 * 冻结记录服务
 * Class ChannelService
 * @package app\channel\service
 */
class DongService extends Service
{
    /**
     * 设置默认操作表
     * @var string
     */
    public $table = 'merchant_dong_log';
	
    # 更新统计
    public function up($day, $mid, $num)
    {
        $where['day'] = $day;
        $where['mid'] = $mid;
        $info = $this->db()->where($where)->find();
        if ($num <= 0) {
        	if ($info) {
        		return $info['num'];
        	} else {
        		return 0;
        	}
    	}
        if (!$info) {
        	$update = $where;
            $update['num'] = $num;
        	$this->db()->insert($update);
        } else {
        	$where['id'] = $info['id'];
            $update['num'] = $num;
        	$this->db()->where($where)->update($update);
        }

        return $num;
    }
}