aozhiwei 2e93e6e384 1
2022-01-17 14:46:32 +08:00

39 lines
932 B
PHP

<?php
namespace models;
require_once('mt/Item.php');
require_once('mt/ChipQuality.php');
require_once('mt/AttrHelper.php');
use mt;
use phpcommon\SqlHelper;
class Goods extends BaseModel {
public static function getRemainBuyableNum($goodsMeta)
{
self::mustByBuyedNumHash();
return max(0, $goodsMeta['number_of_props'] - getXVal(self::$buyedNumHash, $goodsMeta['id'], 0));
}
private static function mustByBuyedNumHash()
{
if (!is_null(self::$buyedNumHash)) {
return;
}
$rows = myself()->_getMarketMysql()->execQuery
('SELECT goods_id, count(goods_idx) AS num FROM t_goods WHERE state=1 GROUP BY goods_id;',
array(
));
self::$buyedNumHash = array();
foreach ($rows as $row) {
self::$buyedNumHash[$row['goods_id']] = $row['num'];
}
}
private static $buyedNumHash;
}