<?php
 namespace TechSoft\Laravel\MemberCredit; use TechOnline\Laravel\Dao\ModelUtil; class MemberCreditUtil { public static function paginateLog($memberUserId, $page, $pageSize, $option = []) { $option['where']['memberUserId'] = $memberUserId; return ModelUtil::paginate('member_credit_log', $page, $pageSize, $option); } public static function getTotal($memberUserId) { $m = ModelUtil::get('member_credit', ['memberUserId' => $memberUserId]); if (empty($m)) { return 0; } return $m['total']; } public static function change($memberUserId, $change, $remark) { if (!$change) { throw new \Exception('MemberCreditService -> change empty'); } $m = ModelUtil::getWithLock('member_credit', ['memberUserId' => $memberUserId]); if (empty($m)) { $m = ModelUtil::insert('member_credit', ['memberUserId' => $memberUserId, 'total' => 0,]); } if ($change < 0 && $m['total'] + $change < 0) { throw new \Exception('MemberCreditService -> total change to empty'); } ModelUtil::insert('member_credit_log', ['memberUserId' => $memberUserId, 'change' => $change, 'remark' => $remark]); $m = ModelUtil::update('member_credit', ['id' => $m['id']], ['total' => $m['total'] + $change]); if ($m['total'] < 0) { throw new \Exception('UserCreditService -> total empty'); } } }