CategoryMuteProvider.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\OpenEvents\Provider;
 
use Bitrix\Calendar\Core\Common;
use Bitrix\Calendar\OpenEvents\Internals\OpenEventCategoryMutedTable;
use Bitrix\Main\Engine\CurrentUser;
 
final class CategoryMuteProvider
{
    private int $userId;
 
    public function __construct(?int $userId = null)
    {
        $this->userId = $userId ?? (int)CurrentUser::get()->getId();
    }
 
    public function isMuted(int $categoryId): bool
    {
        $mutes = $this->getByCategoryIds([$categoryId]);
 
        return $mutes[$categoryId];
    }

    public function getByCategoryIds(array $categoryIds): array
    {
        if (empty($categoryIds))
        {
            return [];
        }
 
        $mutedQuery = OpenEventCategoryMutedTable::query()
            ->setSelect(['USER_ID', 'CATEGORY_ID'])
            ->whereIn('USER_ID', [Common::SYSTEM_USER_ID, $this->userId])
            ->whereIn('CATEGORY_ID', $categoryIds)
        ;
 
        $mutedQueryResult = $mutedQuery->exec();
 
        $mutedCategoryIds = [];
        $defaultMutedCategoryIds = [];
        while ($mute = $mutedQueryResult->fetchObject())
        {
            $userId = $mute->getUserId();
            $categoryId = $mute->getCategoryId();
            if ($userId === Common::SYSTEM_USER_ID)
            {
                $defaultMutedCategoryIds[$categoryId] = $categoryId;
            }
            else
            {
                $mutedCategoryIds[$categoryId] = $categoryId;
            }
        }
 
        $mutes = array_map(static function(int $id) use ($defaultMutedCategoryIds, $mutedCategoryIds) {
            $isMutedByDefault = isset($defaultMutedCategoryIds[$id]);
            if ($isMutedByDefault)
            {
                $isUnmutedByUser = isset($mutedCategoryIds[$id]);
                $isMuted = !$isUnmutedByUser;
            }
            else
            {
                $isMutedByUser = isset($mutedCategoryIds[$id]);
                $isMuted = $isMutedByUser;
            }
 
            return $isMuted;
        }, $categoryIds);
 
        return array_combine($categoryIds, $mutes);
    }
}