Initiator.php

<?php
 
namespace Bitrix\MessageService\Providers\Edna;
 
use Bitrix\MessageService\Providers;
use Bitrix\MessageService\Internal\Entity\ChannelTable;
 
class Initiator extends Providers\Base\Initiator
{
    protected Providers\OptionManager $optionManager;
    protected Providers\SupportChecker $supportChecker;
    protected EdnaRu $utils;
    protected Providers\CacheManager $cacheManager;
    protected string $providerId;
 
    protected string $channelType = '';
 
    public function __construct(
        Providers\OptionManager $optionManager,
        Providers\SupportChecker $supportChecker,
        EdnaRu $utils,
        string $providerId
    )
    {
        $this->optionManager = $optionManager;
        $this->supportChecker = $supportChecker;
        $this->utils = $utils;
        $this->providerId = $providerId;
        $this->cacheManager = new Providers\CacheManager($this->providerId);
    }
 
    public function getChannelType(): string
    {
        return $this->channelType;
    }
 
    public function getFromList(): array
    {
        if (!$this->supportChecker->canUse())
        {
            return [];
        }
 
        // load from cache
        $cachedChannels = $this->cacheManager->getValue(Providers\CacheManager::CHANNEL_CACHE_ENTITY_ID);
        if (!empty($cachedChannels))
        {
            return $cachedChannels;
        }
 
        $fromList = [];
 
        // load from db
        $res = ChannelTable::getChannelsByType($this->providerId, $this->getChannelType());
        while ($channel = $res->fetch())
        {
            $fromList[] = [
                'id' => (int)$channel['EXTERNAL_ID'],
                'name' => $channel['NAME'],
                'channelPhone' => $channel['ADDITIONAL_PARAMS']['channelAttribute'] ?? '',
            ];
        }
 
        if (empty($fromList))
        {
            // get channels from provider
            //$fromList = $this->utils->updateSavedChannelList($this->getChannelType());
            \Bitrix\Main\Application::getInstance()->addBackgroundJob([$this->utils, 'updateSavedChannelList'], [$this->getChannelType()]);
        }
 
        // update cache
        $this->cacheManager->setValue(Providers\CacheManager::CHANNEL_CACHE_ENTITY_ID, $fromList);
 
        return $fromList;
    }
 
    public function isCorrectFrom($from): bool
    {
        $fromList = $this->getFromList();
        foreach ($fromList as $item)
        {
            if ((int)$from === $item['id'])
            {
                return true;
            }
        }
        return false;
    }
}