message.php

<?php
 
namespace Bitrix\Pull\DTO;
 
use Bitrix\Pull\Common;
 
class Message implements \JsonSerializable
{
    public array $userList = [];
    public array $channelList = [];
    public ?array $body;
    public ?string $type;
    public array $userParams; // map: userId => {user specific params}
    public array $dictionary; // map: key => value
    public int $expiry;
 
    public static function fromEvent(array $arrayFields): Message
    {
        $instance = new static();
        $instance->userList = $arrayFields['users'] ?? [];
        $instance->channelList = $arrayFields['channels'] ?? [];
 
        $body = $arrayFields['event'];
        if (is_array($body['user_params']) && !empty($body['user_params']))
        {
            $instance->userParams = $arrayFields['event']['user_params'];
        }
        if (is_array($body['dictionary']) && !empty($body['dictionary']))
        {
            $instance->dictionary = $arrayFields['event']['dictionary'];
        }
        $instance->expiry = is_int($body['expiry']) && $body['expiry'] > 0 ? $body['expiry'] : 86400;
        // for statistics
        $messageType = "{$body['module_id']}_{$body['command']}";
        $messageType = preg_replace("/[^\w]/", "", $messageType);
        $instance->type = $messageType;
 
        unset($body['user_params']);
        unset($body['dictionary']);
        unset($body['expiry']);
 
        $instance->body = $body;
 
        return $instance;
    }
 
    public function jsonSerialize(): array
    {
        $result = [];
        if (!empty($this->channelList))
        {
            $result['channelList'] = $this->channelList;
        }
        if (!empty($this->userList))
        {
            $result['userList'] = $this->userList;
        }
        if (isset($this->body))
        {
            $result['body'] = $this->body;
            Common::recursiveConvertDateToString($result['body']);
        }
        if (isset($this->userParams))
        {
            $result['user_params'] = $this->userParams;
        }
        if (isset($this->dictionary))
        {
            $result['dictionary'] = $this->dictionary;
        }
        if (isset($this->expiry))
        {
            $result['expiry'] = $this->expiry;
        }
        if (isset($this->type))
        {
            $result['type'] = $this->type;
        }
 
        return $result;
    }
}