Pin.php

<?php
 
namespace Bitrix\Socialnetwork\Space\Toolbar\Switcher\Option;
 
use Bitrix\Main\ArgumentException;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\ObjectPropertyException;
use Bitrix\Main\ORM\Query\Filter\ConditionTree;
use Bitrix\Main\ORM\Query\Query;
use Bitrix\Main\Result;
use Bitrix\Main\SystemException;
use Bitrix\Socialnetwork\Space\Toolbar\Switcher\AbstractSwitcher;
use Bitrix\Socialnetwork\WorkgroupPinTable;
use Bitrix\Socialnetwork\Internals;
use Exception;
 
class Pin extends AbstractSwitcher
{
    public const PIN_CONTEXT = '';
 
    private ?Internals\Pin\Pin $pin = null;
 
    public function enable(): Result
    {
        $result = new Result();
        if ($this->isEnabled())
        {
            return $result;
        }
 
        $result = (new Internals\Pin\Pin())
            ->setGroupId($this->spaceId)
            ->setUserId($this->userId)
            ->setContext($this->code)
            ->save();
 
        $this->invalidate();
 
        return $result;
    }
 
    public function disable(): Result
    {
        $result = new Result();
        if (!$this->isEnabled())
        {
            return $result;
        }
 
        $result = $this->pin->delete();
        $this->invalidate();
 
        return $result;
    }
 
    public function getValue(): string
    {
        if ($this->isInitialized)
        {
            return $this->value;
        }
 
        try
        {
            $this->setPin();
            $this->value = is_null($this->pin) ? static::TYPE_OFF : static::TYPE_ON;
            $this->isInitialized = true;
        }
        catch (Exception)
        {
            $this->value = static::TYPE_OFF;
        }
 
        return $this->value;
    }
 
    private function getContextFilter(): ConditionTree
    {
        $filter = Query::filter();
        return $this->code === ''
            ? $filter->logic('or')->whereNull('CONTEXT')->where('CONTEXT', '')
            : $filter->where('CONTEXT', $this->code);
    }
 
    public function getMessage(): ?string
    {
        return $this->isEnabled() ? static::getUnpinnedMessage() : static::getPinnedMessage();
    }
 
    private function setPin(): static
    {
        $query = WorkgroupPinTable::query()
            ->setSelect([
                'ID',
                'GROUP_ID',
                'USER_ID',
            ])
            ->where('GROUP_ID', $this->spaceId)
            ->where('USER_ID', $this->userId)
            ->where($this->getContextFilter());
 
        $this->pin = $query->exec()->fetchObject();
 
        return $this;
    }
 
    protected function canSwitch(): bool
    {
        return $this->isSpaceExists();
    }
 
    public static function getDefaultCode(): string
    {
        return static::PIN_CONTEXT;
    }
 
    public static function getPinnedMessage(): ?string
    {
        Loc::loadMessages(__FILE__);
        return Loc::getMessage('SOCIALNETWORK_SPACES_SPACE_PIN');
    }
 
    public static function getUnpinnedMessage(): ?string
    {
        Loc::loadMessages(__FILE__);
        return Loc::getMessage('SOCIALNETWORK_SPACES_SPACE_UNPIN');
    }
}