58 lines
1.5 KiB
Dart
58 lines
1.5 KiB
Dart
import 'dart:async';
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import 'package:flutter/services.dart';
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import 'package:lensai/core/logger.dart';
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import 'package:lensai/features/geckoview/features/tabs/data/models/container_data.dart';
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import 'package:local_auth/local_auth.dart';
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import 'package:riverpod_annotation/riverpod_annotation.dart';
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part 'local_authentication.g.dart';
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@Riverpod(keepAlive: true)
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class LocalAuthenticationService extends _$LocalAuthenticationService {
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final _auth = LocalAuthentication();
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final _cache = <String, (DateTime, ContainerAuthSettings)>{};
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bool _cacheAuth(String authKey) {
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final auth = _cache[authKey];
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if (auth != null && auth.$2.lockTimeout != null) {
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return DateTime.now().difference(auth.$1) < auth.$2.lockTimeout!;
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}
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return false;
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}
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void evictCacheOnBackground() {
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_cache.removeWhere((key, value) => value.$2.lockOnAppBackground);
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}
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Future<bool> authenticate({
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required String authKey,
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required String localizedReason,
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ContainerAuthSettings? settings,
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bool useAuthCache = false,
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}) async {
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try {
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var result = useAuthCache && _cacheAuth(authKey);
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if (!result) {
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result = await _auth.authenticate(localizedReason: localizedReason);
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}
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if (result && settings != null) {
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_cache[authKey] = (DateTime.now(), settings);
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}
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return result;
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} on PlatformException catch (e, s) {
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logger.e('Could not authenticate', error: e, stackTrace: s);
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return false;
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}
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}
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@override
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Future<bool> build() {
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return _auth.canCheckBiometrics;
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}
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}
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