cake_wallet/lib/core/auth_service.dart

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import 'package:mobx/mobx.dart';
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import 'package:flutter_secure_storage/flutter_secure_storage.dart';
import 'package:shared_preferences/shared_preferences.dart';
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import 'package:cake_wallet/entities/preferences_key.dart';
import 'package:cake_wallet/entities/secret_store_key.dart';
import 'package:cake_wallet/entities/encrypt.dart';
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class AuthService with Store {
AuthService({this.secureStorage, this.sharedPreferences});
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final FlutterSecureStorage secureStorage;
final SharedPreferences sharedPreferences;
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Future setPassword(String password) async {
final key = generateStoreKeyFor(key: SecretStoreKey.pinCodePassword);
final encodedPassword = encodedPinCode(pin: password);
await secureStorage.write(key: key, value: encodedPassword);
}
Future<bool> canAuthenticate() async {
final key = generateStoreKeyFor(key: SecretStoreKey.pinCodePassword);
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final walletName =
sharedPreferences.getString(PreferencesKey.currentWalletName) ?? '';
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var password = '';
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try {
password = await secureStorage.read(key: key);
} catch (e) {
print(e);
}
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return walletName.isNotEmpty && password.isNotEmpty;
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}
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Future<bool> authenticate(String pin) async {
final key = generateStoreKeyFor(key: SecretStoreKey.pinCodePassword);
final encodedPin = await secureStorage.read(key: key);
final decodedPin = decodedPinCode(pin: encodedPin);
return decodedPin == pin;
}
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}