<?
if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true) die();

/*************************************************************************
Processing of received parameters
 *************************************************************************/
if(!isset($arParams["CACHE_TIME"]))
    $arParams["CACHE_TIME"] = 36000000;

//$arParams["IBLOCK_TYPE"] = trim($arParams["IBLOCK_TYPE"]);
$arParams["IBLOCK_ID"] = intval($arParams["IBLOCK_ID"]);

$arParams["SECTION_URL"]=trim($arParams["SECTION_URL"]);

$arResult["SECTIONS"]=array();

/*************************************************************************
Work with cache
 *************************************************************************/
if($this->StartResultCache(false, ($arParams["CACHE_GROUPS"]==="N"? false: $USER->GetGroups())))
{
    if(!CModule::IncludeModule("iblock"))
    {
        $this->AbortResultCache();
        return;
    }
    $arFilter = array(
        "ACTIVE" => "Y",
        "GLOBAL_ACTIVE" => "Y",
        "IBLOCK_ID" => $arParams["IBLOCK_ID"],
        "CNT_ACTIVE" => "Y",
    );

    $arSelect = array();

    if(!empty($arSelect))
    {
        $arSelect[] = "ID";
        $arSelect[] = "NAME";
        $arSelect[] = "LEFT_MARGIN";
        $arSelect[] = "RIGHT_MARGIN";
        $arSelect[] = "DEPTH_LEVEL";
        $arSelect[] = "IBLOCK_ID";
        $arSelect[] = "IBLOCK_SECTION_ID";
        $arSelect[] = "LIST_PAGE_URL";
        $arSelect[] = "SECTION_PAGE_URL";
    }

    $arFilter["<="."DEPTH_LEVEL"] = 1;

    //ORDER BY
    $arSort = array(
        "left_margin"=>"asc",
    );
    //EXECUTE
    $rsSections = CIBlockSection::GetList($arSort, $arFilter, false, $arSelect);
    $rsSections->SetUrlTemplates("", $arParams["SECTION_URL"]);
    while($arSection = $rsSections->GetNext())
    {
        if(isset($arSection["PICTURE"]))
        {
            $picture = CFile::GetFileArray($arSection["PICTURE"]);

            $arFileTmp = CFile::ResizeImageGet(
                $picture,
                array("width" => 130, "height" => 130),
                BX_RESIZE_IMAGE_PROPORTIONAL,
                true, $arFilter
            );
            $arSection["PICTURE"] = $arFileTmp["src"];
        }
        else
            $arSection["PICTURE"] = "/bitrix/components/bitrix/eshopapp.sections/images/no_image.png";
        $arResult["SECTIONS"][]=$arSection;
    }

    //$arResult["SECTIONS_COUNT"] = count($arResult["SECTIONS"]);

    $this->SetResultCacheKeys(array(
        "SECTIONS_COUNT",
        "SECTION",
    ));

    //$this->IncludeComponentTemplate();
}

$data = array();
foreach($arResult["SECTIONS"] as $arSection)
{
    $data["data"][] = array(
        "ID" => $arSection["ID"],
        "NAME" => $arSection["~NAME"],
        "URL" => $arSection["SECTION_PAGE_URL"],
        "IMAGE" => $arSection["PICTURE"]
    );
}
if (SITE_CHARSET != "utf-8")
    $data = $APPLICATION->ConvertCharsetArray($data, SITE_CHARSET, "utf-8");
echo json_encode($data);
?>