unlock method
Implementation
Future<void> unlock(String passphrase, {String? keystore}) async {
try {
if (_keystore == null) {
if (keystore != null) {
_keystore = keystore;
} else {
throw StateError('Keystore file is not found.');
}
}
final phrase = await decodePhrase(jsonDecode(_keystore!), passphrase);
final newIcp = await ICPAccount.fromPhrase(
phrase,
index: 0,
curveType: curveType,
);
_phrase = phrase;
_ecKeys = newIcp._ecKeys;
_identity = newIcp._identity;
_ecIdentity = newIcp._ecIdentity;
newIcp._ecKeys = null;
newIcp._identity = null;
} finally {
isLocked = false;
}
}