public function exchange_commodity($com_id, $mobile, $address, $name)
{
$comsrv = new CommodityService();
$com = $comsrv->get_by_id($com_id);
if ($com->count <= 0) {
return GOOD_IS_ZERO;
}
$user_info = $this->get_by_uuid($this->user->uuid);
if ($com->price > $user_info->scores) {
return USER_ERR_SCORE_NOT_ENOUGH;
}
// 插入兑换记录
$result = $comsrv->add_exch_record($com_id, $this->user->uuid, $mobile, $address, $name);
if ($result) {
$umod = new UserModule($this->user->uuid);
$score = 0 - $com->price;
$rs = $umod->sub_score($this->user->uuid, $score);
$comsrv->dec_com($com_id);
}
return $result;
}
