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<?php
declare(strict_types=1);
namespace OCA\Mail\Migration;
use Closure;
use OCP\DB\ISchemaWrapper;
use OCP\Migration\IOutput;
use OCP\Migration\SimpleMigrationStep;
/**
* @link https://github.com/nextcloud/mail/issues/4833
*/
class Version1100Date20210326103929 extends SimpleMigrationStep {
/**
* @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): ?ISchemaWrapper {
$schema = $schemaClosure();
if ($schema->hasTable('mail_message_tags')) {
$table = $schema->getTable('mail_message_tags');
if ($table->hasIndex('mail_msg_tag_id_idx')) {
$table->dropIndex('mail_msg_tag_id_idx');
}
if (!$table->hasIndex('mail_msg_imap_id_idx')) {
$table->addIndex(['imap_message_id'], 'mail_msg_imap_id_idx', [], ['lengths' => [128]]);
}
}
return $schema;
}
}
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