Add automatic background lock to home screen; refactor repo names

ios/Podfile.lock

@@ -4,12 +4,12 @@ PODS:
     - Flutter
 
 DEPENDENCIES:
-  - Flutter (from `.symlinks/flutter/ios-release`)
+  - Flutter (from `.symlinks/flutter/ios`)
   - flutter_secure_storage (from `.symlinks/plugins/flutter_secure_storage/ios`)
 
 EXTERNAL SOURCES:
   Flutter:
-    :path: ".symlinks/flutter/ios-release"
+    :path: ".symlinks/flutter/ios"
   flutter_secure_storage:
     :path: ".symlinks/plugins/flutter_secure_storage/ios"
 

ios/Runner.xcodeproj/project.pbxproj

@@ -253,7 +253,7 @@
 			);
 			inputPaths = (
 				"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks.sh",
-				"${PODS_ROOT}/../.symlinks/flutter/ios-release/Flutter.framework",
+				"${PODS_ROOT}/../.symlinks/flutter/ios/Flutter.framework",
 			);
 			name = "[CP] Embed Pods Frameworks";
 			outputPaths = (

lib/main.dart

@@ -1,8 +1,8 @@
 import 'package:flutter/cupertino.dart';
 import 'package:provider/provider.dart';
 
-import 'repositories/credentials_client.dart';
-import 'repositories/config.dart' as repo;
+import 'repositories/grpc_credentials_client.dart';
+import 'repositories/secure_storage_config.dart';
 
 import 'screens/authentication.dart';
 import 'screens/credential.dart';
@@ -19,7 +19,7 @@ class Selfpass extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Provider<ConfigRepo>(
-      builder: (BuildContext context) => repo.Config(),
+      builder: (BuildContext context) => SecureStorageConfig(),
       child: CupertinoApp(
         title: 'Selfpass',
         onGenerateRoute: (RouteSettings settings) {
@@ -36,7 +36,7 @@ class Selfpass extends StatelessWidget {
               title = 'Hosts';
               builder = (BuildContext context) => Provider<CredentialsRepo>(
                     builder: (BuildContext context) =>
-                        CredentialsClient.cached(config: settings.arguments),
+                        GRPCCredentialsClient.cached(config: settings.arguments),
                     child: Home(),
                   );
               break;
@@ -45,7 +45,7 @@ class Selfpass extends StatelessWidget {
               title = 'Credentials';
               builder = (BuildContext context) => Provider<CredentialsRepo>(
                     builder: (BuildContext context) =>
-                        CredentialsClient.cached(),
+                        GRPCCredentialsClient.cached(),
                     child: Credentials(settings.arguments),
                   );
               break;
@@ -54,7 +54,7 @@ class Selfpass extends StatelessWidget {
               title = 'Credential';
               builder = (BuildContext context) => Provider<CredentialsRepo>(
                     builder: (BuildContext context) =>
-                        CredentialsClient.cached(),
+                        GRPCCredentialsClient.cached(),
                     child: Credential(settings.arguments),
                   );
               break;
@@ -63,6 +63,7 @@ class Selfpass extends StatelessWidget {
               final ConfigScreenArguments arguments = settings.arguments == null
                   ? ConfigScreenArguments()
                   : settings.arguments;
+
               title = 'Configuration';
               builder = (BuildContext context) =>
                   Config(arguments.connectionConfig, arguments.privateKey);

lib/repositories/grpc_credentials_client.dart

@@ -11,11 +11,11 @@ import '../types/abstracts.dart';
 import '../types/connection_config.dart';
 import '../types/credential.dart';
 
-class CredentialsClient implements CredentialsRepo {
-  static CredentialsClient _cached;
+class GRPCCredentialsClient implements CredentialsRepo {
+  static GRPCCredentialsClient _cached;
   grpc.CredentialServiceClient _client;
 
-  CredentialsClient(ConnectionConfig config) {
+  GRPCCredentialsClient(ConnectionConfig config) {
     final caCert = utf8.encode(config.caCertificate);
     final cert = utf8.encode(config.certificate);
     final privateCert = utf8.encode(config.privateCertificate);
@@ -33,8 +33,8 @@ class CredentialsClient implements CredentialsRepo {
     ));
   }
 
-  factory CredentialsClient.cached({ConnectionConfig config}) =>
-      _cached == null ? _cached = CredentialsClient(config) : _cached;
+  factory GRPCCredentialsClient.cached({ConnectionConfig config}) =>
+      config == null ? _cached : _cached = GRPCCredentialsClient(config);
 
   Stream<Metadata> getAllMetadata(String sourceHost) {
     final request = grpc.GetAllMetadataRequest();

lib/repositories/secure_storage_config.dart

@@ -7,11 +7,13 @@ import '../types/connection_config.dart';
 
 import '../utils/crypto.dart' as crypto;
 
-class Config implements ConfigRepo {
+class SecureStorageConfig implements ConfigRepo {
   static const _keyPrivateKey = "private_key";
   static const _keyConnectionConfig = "connection_config";
   static const _keyPassword = "password";
-  final FlutterSecureStorage _storage = FlutterSecureStorage();
+
+  final _storage = FlutterSecureStorage();
+
   bool _passwordMatched = false;
   String _password;
 
@@ -32,13 +34,15 @@ class Config implements ConfigRepo {
 
   Future<void> setPassword(String password) {
     _checkIfPasswordMatched();
+
     _password = password;
+
     return _storage.write(
         key: _keyPassword, value: crypto.hashPassword(password));
   }
 
-  Future<bool> get passwordSet async {
-    var passHash = await _storage.read(key: _keyPassword);
+  Future<bool> get passwordIsSet async {
+    final passHash = await _storage.read(key: _keyPassword);
 
     if (passHash != null) {
       return true;
@@ -53,9 +57,7 @@ class Config implements ConfigRepo {
     _passwordMatched = crypto.matchHashedPassword(
         await _storage.read(key: _keyPassword), password);
 
-    if (_passwordMatched) {
-      _password = password;
-    }
+    if (_passwordMatched) _password = password;
 
     return _passwordMatched;
   }

lib/screens/authentication.dart

@@ -22,7 +22,7 @@ class _AuthenticationState extends State<Authentication> {
   didChangeDependencies() {
     super.didChangeDependencies();
     _config = Provider.of<ConfigRepo>(context);
-    _passwordIsSet = _config.passwordSet;
+    _passwordIsSet = _config.passwordIsSet;
   }
 
   @override

lib/screens/home.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/cupertino.dart';
 import 'package:provider/provider.dart';
 
@@ -8,32 +10,56 @@ import '../types/screen_arguments.dart';
 import '../widgets/tappable_text_list.dart';
 
 class Home extends StatefulWidget {
+  const Home({Key key}) : super(key: key);
+
   @override
   State createState() => _HomeState();
 }
 
-class _HomeState extends State<Home> {
+class _HomeState extends State<Home> with WidgetsBindingObserver {
   CredentialsRepo _client;
   ConfigRepo _config;
   Future<List<Metadata>> _metadatas;
+  bool _stateIsPaused = false;
+  Timer _pausedStateTimer;
 
   @override
-  didChangeDependencies() {
+  void initState() {
+    super.initState();
+    WidgetsBinding.instance.addObserver(this);
+  }
+
+  @override
+  void didChangeDependencies() {
     super.didChangeDependencies();
 
     _config = Provider.of<ConfigRepo>(context);
-
     _client = Provider.of<CredentialsRepo>(context);
+
     _metadatas = _client.getAllMetadata('').toList();
   }
 
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    _stateIsPaused = state == AppLifecycleState.paused;
+
+    if (_stateIsPaused) {
+      _pausedStateTimer = _newPausedStateTimer();
+      return;
+    }
+
+    if (_pausedStateTimer != null) _pausedStateTimer.cancel();
+  }
+
   @override
   Widget build(BuildContext context) {
     return CupertinoPageScaffold(
       child: FutureBuilder<List<Metadata>>(
         future: _metadatas,
-        builder: (BuildContext context,
-                AsyncSnapshot<List<Metadata>> snapshot) =>
+        builder: (
+          BuildContext context,
+          AsyncSnapshot<List<Metadata>> snapshot,
+        ) =>
             (snapshot.connectionState == ConnectionState.done)
                 ? TappableTextList(
                     tappableText: _buildTappableText(context, snapshot.data))
@@ -55,6 +81,22 @@ class _HomeState extends State<Home> {
     );
   }
 
+  @override
+  void dispose() {
+    WidgetsBinding.instance.removeObserver(this);
+    if (_pausedStateTimer != null) _pausedStateTimer.cancel();
+    super.dispose();
+  }
+
+  Timer _newPausedStateTimer() {
+    const checkPeriod = 30;
+
+    return Timer(Duration(seconds: checkPeriod), () {
+      Navigator.of(context)
+          .pushNamedAndRemoveUntil('/', ModalRoute.withName('/home'));
+    });
+  }
+
   Map<String, GestureTapCallback> _buildTappableText(
     BuildContext context,
     List<Metadata> metadatas,

lib/types/abstracts.dart

@@ -17,7 +17,7 @@ abstract class ConfigRepo {
 
   String get password;
   Future<void> setPassword(String password);
-  Future<bool> get passwordSet;
+  Future<bool> get passwordIsSet;
   Future<bool> matchesPasswordHash(String password);
 
   Future<void> setConnectionConfig(ConnectionConfig config);

pubspec.lock

@@ -1,13 +1,6 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
-  _discoveryapis_commons:
-    dependency: transitive
-    description:
-      name: _discoveryapis_commons
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.1.8+1"
   args:
     dependency: transitive
     description:
@@ -116,13 +109,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  googleapis:
-    dependency: "direct main"
-    description:
-      name: googleapis
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.53.0"
   googleapis_auth:
     dependency: transitive
     description:

pubspec.yaml

@@ -11,7 +11,7 @@ description: The cross-platform Selfpass client.
 # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
 # Read more about iOS versioning at
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-version: 1.0.0+1
+version: 0.1.0
 
 environment:
   sdk: ">=2.1.0 <3.0.0"
@@ -24,7 +24,6 @@ dependencies:
 
   grpc: ^1.0.3
   protobuf: ^0.13.12
-  googleapis: ^0.53.0
 
   provider: ^3.0.0