DropElement.php

Go to the documentation of this file.

<?php
namespace Magento\Framework\Setup\Declaration\Schema\Operations;

use Magento\Framework\Setup\Declaration\Schema\Db\AdapterMediator;
use Magento\Framework\Setup\Declaration\Schema\Db\DbSchemaWriterInterface;
use Magento\Framework\Setup\Declaration\Schema\Db\DefinitionAggregator;
use Magento\Framework\Setup\Declaration\Schema\Dto\ElementInterface;
use Magento\Framework\Setup\Declaration\Schema\Dto\TableElementInterface;
use Magento\Framework\Setup\Declaration\Schema\ElementHistory;
use Magento\Framework\Setup\Declaration\Schema\OperationInterface;

class DropElement implements OperationInterface
{
    const OPERATION_NAME = 'drop_element';

    private $dbSchemaWriter;

    private $definitionAggregator;

    public function __construct(
        DbSchemaWriterInterface $dbSchemaWriter,
        DefinitionAggregator $definitionAggregator
    ) {
        $this->dbSchemaWriter = $dbSchemaWriter;
        $this->definitionAggregator = $definitionAggregator;
    }

    public function getOperationName()
    {
        return self::OPERATION_NAME;
    }

    public function isOperationDestructive()
    {
        return true;
    }

    public function doOperation(ElementHistory $elementHistory)
    {
        $element = $elementHistory->getNew();

        return [
            $this->dbSchemaWriter->dropElement(
                $element->getTable()->getResource(),
                $element->getName(),
                $element->getTable()->getName(),
                $element->getType()
            )
        ];
    }
}