#165 new: bio auth

lib/view/page/home.dart

@@ -7,6 +7,7 @@ import 'package:get_it/get_it.dart';
 import 'package:toolbox/core/channel/bg_run.dart';
 import 'package:toolbox/core/channel/home_widget.dart';
 import 'package:toolbox/core/extension/context/dialog.dart';
+import 'package:toolbox/core/utils/platform/auth.dart';
 import 'package:toolbox/core/utils/platform/base.dart';
 import 'package:toolbox/data/res/github_id.dart';
 import 'package:toolbox/data/res/logger.dart';
@@ -46,6 +47,7 @@ class _HomePageState extends State<HomePage>
   late S _s;
 
   bool _switchingPage = false;
+  bool _isAuthing = false;
 
   @override
   void initState() {
@@ -81,6 +83,7 @@ class _HomePageState extends State<HomePage>
 
     switch (state) {
       case AppLifecycleState.resumed:
+        _auth();
         if (!Providers.server.isAutoRefreshOn) {
           Providers.server.startAutoRefresh();
         }
@@ -338,6 +341,8 @@ class _HomePageState extends State<HomePage>
 
   @override
   Future<void> afterFirstLayout(BuildContext context) async {
+    // Auth required for first launch
+    _auth();
     if (Stores.setting.autoCheckAppUpdate.fetch()) {
       doUpdate(context);
     }
@@ -385,4 +390,32 @@ class _HomePageState extends State<HomePage>
       Loggers.app.warning('Update json settings failed', e, trace);
     }
   }
+
+  void _auth() {
+    if (Stores.setting.useBioAuth.fetch()) {
+      if (!_isAuthing) {
+        _isAuthing = true;
+        BioAuth.auth(_s.authRequired).then(
+          (val) {
+            switch (val) {
+              case AuthResult.success:
+                // wait for animation
+                Future.delayed(
+                    const Duration(seconds: 1), () => _isAuthing = false);
+                break;
+              case AuthResult.fail:
+              case AuthResult.cancel:
+                _isAuthing = false;
+                _auth();
+                break;
+              case AuthResult.notAvail:
+                _isAuthing = false;
+                Stores.setting.useBioAuth.put(false);
+                break;
+            }
+          },
+        );
+      }
+    }
+  }
 }

lib/view/page/setting/entry.dart

@@ -12,6 +12,7 @@ import 'package:toolbox/core/extension/context/snackbar.dart';
 import 'package:toolbox/core/extension/locale.dart';
 import 'package:toolbox/core/extension/context/dialog.dart';
 import 'package:toolbox/core/extension/stringx.dart';
+import 'package:toolbox/core/utils/platform/auth.dart';
 import 'package:toolbox/core/utils/platform/base.dart';
 import 'package:toolbox/data/res/provider.dart';
 import 'package:toolbox/data/res/store.dart';
@@ -183,13 +184,16 @@ class _SettingPageState extends State<SettingPage> {
       //_buildLaunchPage(),
       _buildCheckUpdate(),
     ];
+    if (isAndroid) {
+      children.add(_buildBgRun());
+      children.add(_buildAndroidWidgetSharedPreference());
+    }
     if (isIOS) {
       children.add(_buildPushToken());
       children.add(_buildAutoUpdateHomeWidget());
     }
-    if (isAndroid) {
-      children.add(_buildBgRun());
-      children.add(_buildAndroidWidgetSharedPreference());
+    if (BioAuth.isPlatformSupported) {
+      children.add(_buildBioAuth());
     }
     return Column(
       children: children.map((e) => RoundRectCard(e)).toList(),
@@ -1096,4 +1100,41 @@ class _SettingPageState extends State<SettingPage> {
   //     trailing: StoreSwitch(prop: _setting.doubleColumnServersPage),
   //   );
   // }
+
+  Widget _buildBioAuth() {
+    return FutureWidget<bool>(
+      future: BioAuth.isAvail,
+      loading: ListTile(
+        title: Text(_s.bioAuth),
+        subtitle: Text(_s.serverTabLoading, style: UIs.textGrey),
+      ),
+      error: (e, __) => ListTile(
+        title: Text(_s.bioAuth),
+        subtitle: Text('${_s.failed}: $e', style: UIs.textGrey),
+      ),
+      success: (can) {
+        return ListTile(
+          title: Text(_s.bioAuth),
+          trailing: can
+              ? StoreSwitch(
+                  prop: Stores.setting.useBioAuth,
+                  func: (val) async {
+                    if (val) {
+                      Stores.setting.useBioAuth.put(false);
+                      return;
+                    }
+                    // Only auth when turn off (val == false)
+                    final result = await BioAuth.auth(_s.authRequired);
+                    // If failed, turn on again
+                    if (result != AuthResult.success) {
+                      Stores.setting.useBioAuth.put(true);
+                    }
+                  },
+                )
+              : Text(_s.error, style: UIs.textGrey),
+        );
+      },
+      noData: UIs.placeholder,
+    );
+  }
 }

lib/view/widget/future_widget.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 
 class FutureWidget<T> extends StatelessWidget {
-  final Future future;
+  final Future<T> future;
   final Widget loading;
   final Widget Function(Object? error, StackTrace? trace) error;
   final Widget Function(T data) success;