<?php

declare(strict_types=1);

namespace OCA\EducAI\Migration;

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

class Version024001Date20260903000000 extends SimpleMigrationStep {
	/**
	 * @param Closure(): ISchemaWrapper $schemaClosure
	 * @param array<string,mixed> $options
	 */
	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
		$schema = $schemaClosure();
		if (!$schema->hasTable('educai_tool_confirmations')) {
			return $schema;
		}

		$table = $schema->getTable('educai_tool_confirmations');
		if (!$table->hasColumn('talk_message_id')) {
			$table->addColumn('talk_message_id', Types::BIGINT, [
				'notnull' => false,
				'unsigned' => true,
			]);
		}

		return $schema;
	}
}