main: initial SSH-Key-List App

app/lib/main.dart

@@ -14,8 +14,15 @@ import 'package:oauth2/oauth2.dart' as oauth2;
 
 import 'package:url_launcher/url_launcher.dart';
 
+import 'package:provider/provider.dart';
+
 void main() {
-  runApp(const MyApp());
+  runApp(
+    ChangeNotifierProvider(
+      create: (context) => SSHKeyList(),
+      child: const MyApp(),
+    ),
+  );
 }
 
 Future<oauth2.Client> getOAuth2Client() async {
@@ -335,7 +342,19 @@ class _MyHomePageState extends State<MyHomePage> {
         children: <Widget>[
           TextButton(onPressed: doOAuth, child: Text("Oauth2 Login")),
           Text('Current output:'),
+          Consumer(
+            builder: (BuildContext context, SSHKeyList sshKeyList, Widget? child) {
+              return Text(
+                sshKeyList.keysToKeep.isEmpty
+                    ? 'No keys selected to keep.'
+                    : 'Keys selected to keep: ${sshKeyList.keysToKeep.join(', ')}',
+              );
+            },
+          ),
           Text(outputText, style: Theme.of(context).textTheme.headlineMedium),
+          // Generated code for this Text Widget...
+          KeepOrDeleteKey(sshKey: "ssh-ed22519 abs csas blabla"),
+          KeepOrDeleteKey(sshKey: "ssh-ed22519 abs "),
         ],
       ),
     );
@@ -413,3 +432,134 @@ class _MyHomePageState extends State<MyHomePage> {
     );
   }
 }
+
+class SSHKeyList extends ChangeNotifier {
+  final List<String> _allKeys = [];
+  final List<String> _keysToKeep = [];
+
+  List<String> get allKeys => _allKeys;
+  List<String> get keysToKeep => _keysToKeep;
+
+  void keepKey(String key) {
+    if (_keysToKeep.contains(key)) {
+      // If the key is already in the list, do nothing
+      return;
+    }
+    _keysToKeep.add(key);
+    notifyListeners();
+  }
+
+  void selectKeyForDeletion(String key) {
+    _keysToKeep.remove(key);
+    notifyListeners();
+  }
+
+  bool isKeySelectedToKeep(String key) {
+    return _keysToKeep.contains(key);
+  }
+
+  void clearKeys() {
+    _keysToKeep.clear();
+    notifyListeners();
+  }
+}
+
+class KeepOrDeleteKey extends StatefulWidget {
+  final String sshKey;
+
+  const KeepOrDeleteKey({super.key, required this.sshKey});
+
+  @override
+  State<KeepOrDeleteKey> createState() => _KeepOrDeleteKeyState();
+}
+
+class _KeepOrDeleteKeyState extends State<KeepOrDeleteKey> {
+  bool _selectedForDeletion = false;
+
+  bool get selectedForDeletion => _selectedForDeletion;
+
+  @override
+  Widget build(BuildContext context) {
+    final key = widget.sshKey;
+    final isKeySelectedToKeep = context.select<SSHKeyList, bool>(
+      (keylist) => keylist.isKeySelectedToKeep(key),
+    );
+
+    final buttonStyleKeepActive = ButtonStyle(
+      backgroundColor: MaterialStateProperty.all(Colors.blue),
+      foregroundColor: MaterialStateProperty.all(Colors.white),
+    );
+
+    final buttonStyleDeleteActive = ButtonStyle(
+      backgroundColor: MaterialStateProperty.all(Colors.red),
+      foregroundColor: MaterialStateProperty.all(Colors.white),
+    );
+
+    ButtonStyle? buttonStyleKeep;
+    ButtonStyle? buttonStyleDelete = buttonStyleDeleteActive;
+
+    if (isKeySelectedToKeep) {
+      buttonStyleKeep = buttonStyleKeepActive;
+      buttonStyleDelete = null;
+    }
+
+    var title = "Unnamed Key";
+    final sshKeySplit = widget.sshKey.split(' ');
+    if (sshKeySplit.length >= 3) {
+      final potentialTitle = sshKeySplit.sublist(2).join(' ');
+      if (potentialTitle != "") {
+        title = potentialTitle;
+      }
+    }
+
+    return Card(
+      margin: EdgeInsets.fromLTRB(20, 20, 20, 0),
+      child: Column(
+        children: [
+          Padding(
+            padding: EdgeInsets.all(20),
+            child: Text(title, style: TextStyle(fontSize: 25)),
+          ),
+          Padding(
+            padding: EdgeInsets.fromLTRB(20, 0, 20, 20),
+            child: Text(widget.sshKey, style: TextStyle(fontSize: 15)),
+          ),
+          Padding(
+            padding: EdgeInsets.fromLTRB(20, 0, 20, 20),
+            child: Row(
+              mainAxisAlignment: MainAxisAlignment.spaceAround,
+              children: [
+                TextButton(
+                  onPressed: () {
+                    setState(() {
+                      _selectedForDeletion = true;
+                      Provider.of<SSHKeyList>(
+                        context,
+                        listen: false,
+                      ).selectKeyForDeletion(widget.sshKey);
+                    });
+                  },
+                  style: buttonStyleDelete,
+                  child: Text('Select for Deletion'),
+                ),
+                TextButton(
+                  onPressed: () {
+                    setState(() {
+                      _selectedForDeletion = false;
+                      Provider.of<SSHKeyList>(
+                        context,
+                        listen: false,
+                      ).keepKey(widget.sshKey);
+                    });
+                  },
+                  style: buttonStyleKeep,
+                  child: Text('Keep Key'),
+                ),
+              ],
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}

app/pubspec.lock

@@ -256,6 +256,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.16.0"
+  nested:
+    dependency: transitive
+    description:
+      name: nested
+      sha256: "03bac4c528c64c95c722ec99280375a6f2fc708eec17c7b3f07253b626cd2a20"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.0"
   oauth2:
     dependency: "direct main"
     description:
@@ -352,6 +360,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.9.1"
+  provider:
+    dependency: "direct main"
+    description:
+      name: provider
+      sha256: "4abbd070a04e9ddc287673bf5a030c7ca8b685ff70218720abab8b092f53dd84"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.1.5"
   sky_engine:
     dependency: transitive
     description: flutter

app/pubspec.yaml

@@ -40,6 +40,7 @@ dependencies:
   oauth2: ^2.0.3
   webview_flutter: ^4.13.0
   url_launcher: ^6.3.1
+  provider: ^6.1.5
 
 dev_dependencies:
   flutter_test: