<?php
require_once ykfile("source/commodity_service.php");
$user_id = $_GET['user_id'];
$next_id = intval($_GET['next_id']);
$count = intval($_GET['count']);
$comsrv = new CommodityService();
$total = $comsrv->get_exchange_record_count($user_id);
$record = $comsrv->get_exchange_record($user_id, $next_id, $count);
echo json_encode(array("total" => $total, "records" => $record));
