<?php

namespace OCA\GroupfolderFilesystemSnapshots\Migration;

use Closure;
use OCP\DB\ISchemaWrapper;
use OCP\DB\Types;
use OCP\Migration\SimpleMigrationStep;
use OCP\Migration\IOutput;

class Version140Date20250701164500 extends SimpleMigrationStep {
	const RESULTS_TABLE = "groupfolder_snapshots_task_results";

	/**
	* @param IOutput $output
	* @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
	* @param array $options
	* @return null|ISchemaWrapper
	*/
	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options) {
		/** @var ISchemaWrapper $schema */
		$schema = $schemaClosure();
		$table = $schema->getTable(self::RESULTS_TABLE);

		if(!$table->hasColumn('current_file_id')) {
			$table->addColumn('current_file_id', Types::BIGINT, [
				'notnull' => false,
			]);
		}

		return $schema;
	}
}