stack_wallet/lib/wallets/wallet/mixins/mnemonic_based_wallet.dart

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import 'package:stackwallet/exceptions/sw_exception.dart';
import 'package:stackwallet/wallets/wallet/wallet.dart';
import '../../crypto_currency/crypto_currency.dart';
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mixin MnemonicBasedWallet<T extends CryptoCurrency> on Wallet<T> {
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Future<String> getMnemonic() async {
final mnemonic = await secureStorageInterface.read(
key: Wallet.mnemonicKey(walletId: info.walletId),
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);
if (mnemonic == null) {
throw SWException("mnemonic has not been set");
}
return mnemonic;
}
Future<List<String>> getMnemonicAsWords() async {
final mnemonic = await getMnemonic();
return mnemonic.split(" ");
}
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Future<String> getMnemonicPassphrase() async {
final mnemonicPassphrase = await secureStorageInterface.read(
key: Wallet.mnemonicPassphraseKey(walletId: info.walletId),
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);
if (mnemonicPassphrase == null) {
throw SWException("mnemonicPassphrase has not been set");
}
return mnemonicPassphrase;
}
}