removed checking str-replace; used ldap instead

		// Get user metadata from LDAP

		$userMetadata = $this->ldapConnectionService->getUserMetadata($username);

		// Remove domain from username using UserService

		$usernameWithoutDomain = $this->userService->stripLegacyDomainFromUsername($username);

		// Use usernameWithoutDomain from LDAP metadata

		$usernameWithoutDomain = $userMetadata['usernameWithoutDomain'];

		// Convert LDAP createTimestamp to MySQL datetime format

		$ldapTimestamp = $userMetadata['createTimestamp'] ?? null;

	private function getDefaultQuota() {

		return $this->config->getSystemValueInt('default_quota_in_megabytes', 1024);

	}

	/**

	 * Remove legacy domain from username if present

	 */

	public function stripLegacyDomainFromUsername(string $username): string {

		$legacyDomain = $this->config->getSystemValue('legacy_domain', '');

		if ($legacyDomain && str_ends_with($username, '@' . $legacyDomain)) {

			return substr($username, 0, -strlen('@' . $legacyDomain));

		}

		return $username;

	}

}