这是一个测试文章

1.这是一段代码

public function getSatisfyRecall($orders, $maxDays)
    {
        $day = 15;
        $time = time();
        $upper = null;
        $returnRemindOrder = null;
        foreach ($orders as $index => $orderItem) {
            $timePassed = floor(($time - $orderItem['receive_time']) / 86400);
            if ($index == 0) {
                $maxDay = $maxDays[$orderItem['days_map']][1] ?? -1;
                if ($maxDay >= $timePassed) {
                    $orders[0]['user_type'] = 1;
                    $returnRemindOrder = $orders[0];
                    break;
                }
            }

            if ($upper && $index <= 2) {
                $diffDays = floor(($orderItem['receive_time'] - $upper['receive_time']) / 86400);
                if ($diffDays <= $day) {
                    $userType = $index === 2 ? 2 : 1;
                    $maxDay = $maxDays[$orderItem['days_map']][$userType] ?? -1;
                    if ($maxDay >= $timePassed) {
                        $upper['user_type'] = $userType;
                        $returnRemindOrder = $upper;
                        break;
                    }
                } else {
                    $userType = $index === 2 ? 3 : 2;
                    $maxDay = $maxDays[$orderItem['days_map']][$userType] ?? -1;
                    if ($maxDay >= $timePassed) {
                        $orderItem['user_type'] = $userType;
                        $returnRemindOrder = $orderItem;
                        break;
                    }
                }
            }

            if ($index >= 3) {
                $maxDay = $maxDays[$upper['days_map']][3] ?? -1;
                $timePassed = floor(($time - $upper['receive_time']) / 86400);
                if ($maxDay >= $timePassed) {
                    $upper['user_type'] = 3;
                    $returnRemindOrder = $upper;
                    break;
                } else {
                    // 保证多次复购签收回访已经完全推送完成，切当前订单在推送时间范围内
                    $currentReceiveTime = $upper['receive_time'] + ($maxDay * 86400);
                    if ($orderItem['receive_time'] >= $currentReceiveTime && $maxDay >= floor(($time - $orderItem['receive_time']) / 86400)) {
                        $orderItem['user_type'] = 3;
                        $returnRemindOrder = $orderItem;
                        break;
                    }
                }
            }
            $upper = $orderItem;
        }

        return $returnRemindOrder;
    }