backupWallet

Future<PendingBackup> backupWallet({
  required PortalBackupMethod method,
  String? password,
})

import 'package:portal_flutter/portal_flutter.dart';

final portal = Portal();
const method = PortalBackupMethod.password;

final response = await portal.backupWallet(
  method: method,
  password: 'user-password',
);

try {
  // (Self-Managed Backups) Persist response.cipherText on your own backend.
  await yourApi.storeEncryptedClientBackupShare(
    userId: userId,
    cipherText: response.cipherText,
  );
} catch (_) {
  // Storage step failed — release the pending callback so the user can retry.
  await response.discard();
  rethrow;
}

// Storage succeeded — mark the backup complete with Portal.
// If response.confirm() throws, let it propagate so the caller can retry.
await response.confirm();