lists.php

См. документацию.

<?php
namespace Bitrix\MobileApp\Data;
 
use Bitrix\Main\Text\Encoding;
 
class Lists
{
    private $categoryCodes = array();
    private $categoryNames = array();
    private $sections = array();
    private $items = array();
 
 
    public function addItem($categoryCode = "", $item = array())
    {
        $this->createCategory($categoryCode);
        $this->items[$categoryCode][] = $item;
    }
    public function addItems($categoryCode = "", $items = array())
    {
        $this->createCategory($categoryCode);
        foreach ($items as $item)
        {
            $this->items[$categoryCode][] = $item;
        }
    }
 
    public function addSection($categoryCode = "", $sectionCode, $sectionName)
    {
        $this->createCategory($categoryCode);
 
        $this->sections[$categoryCode][] = array(
            "ID"=> $sectionCode,
            "NAME"=>$sectionName
        );
 
    }
 
    public function setCategoryName($categoryCode = "", $name = "")
    {
        $this->categoryNames[$categoryCode] = $name;
    }
 
    private function createCategory($categoryCode)
    {
        if(!array_key_exists($categoryCode,$this->categoryCodes))
        {
            $this->categoryCodes[$categoryCode] = array();
            $this->sections[$categoryCode] = array();
            $this->categoryNames[$categoryCode] = "";
 
        }
    }
 
 
    public function showJSON()
    {
        $listData = array(
            "data" => $this->items,
            "sections" => $this->sections,
            "names" => $this->categoryNames,
        );
 
        header("Content-Type: application/x-javascript");
        echo json_encode($listData);
    }
 
 
}