TaskItem.php

См. документацию.

<?php
 
namespace Bitrix\Im\V2\Link\Task;
 
use Bitrix\Im\Model\LinkTaskTable;
use Bitrix\Im\Model\EO_LinkTask;
use Bitrix\Im\V2\Link\BaseLinkItem;
use Bitrix\Im\V2\Rest\RestEntity;
use Bitrix\Main\Type\DateTime;
 
class TaskItem extends BaseLinkItem
{
    protected static array $cache = [];

    public function __construct($source = null)
    {
        $this->initByDefault();
 
        if (!empty($source))
        {
            $this->load($source);
        }
    }
 
    public static function getDataClass(): string
    {
        return LinkTaskTable::class;
    }
 
    public static function getEntityClassName(): string
    {
        return \Bitrix\Im\V2\Entity\Task\TaskItem::class;
    }
 
    public static function getRestEntityName(): string
    {
        return 'link';
    }
 
    public static function initByRow(array $row): self
    {
        $entity = \Bitrix\Im\V2\Entity\Task\TaskItem::initByRow($row);
        $link = new static();
        $link
            ->setEntity($entity)
            ->setId($row['IM_CHAT_ID'])
            ->setChatId($row['IM_CHAT_CHAT_ID'])
            ->setMessageId($row['IM_CHAT_MESSAGE_ID'])
            ->setAuthorId($row['IM_CHAT_AUTHOR_ID'])
            ->setDateCreate(new DateTime($row['CREATED_DATE']))
        ;
 
        return $link;
    }
 
    public static function getByEntity(\Bitrix\Im\V2\Entity\Task\TaskItem $entity): ?self
    {
        $taskItem = self::getByEntityInternal($entity);
        if ($taskItem === null)
        {
            return null;
        }
 
        $taskItem->setEntity($entity);
 
        return $taskItem;
    }
 
    protected static function getByEntityInternal(\Bitrix\Im\V2\Entity\Task\TaskItem $entity): ?self
    {
        if (array_key_exists($entity->getTaskId(), self::$cache))
        {
            return self::$cache[$entity->getTaskId()];
        }
 
        $chatTask = LinkTaskTable::query()
            ->setSelect(['ID', 'MESSAGE_ID', 'CHAT_ID', 'TASK_ID', 'AUTHOR_ID', 'DATE_CREATE'])
            ->where('TASK_ID', $entity->getTaskId())
            ->setLimit(1)
            ->fetchObject()
        ;
 
        if ($chatTask === null)
        {
            self::$cache[$entity->getTaskId()] = null;
 
            return null;
        }
 
        self::$cache[$entity->getTaskId()] = new static($chatTask);
 
        return self::$cache[$entity->getTaskId()];
    }
 
    public static function getByMessageId(int $messageId): ?self
    {
        $chatTask = LinkTaskTable::query()
            ->setSelect(['ID', 'MESSAGE_ID', 'CHAT_ID', 'TASK_ID', 'AUTHOR_ID', 'DATE_CREATE'])
            ->where('MESSAGE_ID', $messageId)
            ->setLimit(1)
            ->fetchObject()
        ;
 
        if ($chatTask === null)
        {
            return null;
        }
 
        return new static($chatTask);
    }
 
    protected static function getEntityIdFieldName(): string
    {
        return 'TASK_ID';
    }

    public function getEntity(): RestEntity
    {
        if (isset($this->entity))
        {
            return $this->entity;
        }
 
        if ($this->getEntityId() !== null)
        {
            $entity = \Bitrix\Im\V2\Entity\Task\TaskItem::getById($this->getEntityId());
            if (isset($entity))
            {
                $this->entity = $entity;
            }
        }
 
        return $this->entity;
    }
 
    public static function cleanCache(int $taskId): void
    {
        unset(self::$cache[$taskId]);
    }
}