+ token verification

frontend/pweb/lib/pages/status/failure.dart

@@ -0,0 +1,20 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/pages/errors/error.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class StatusPageFailure extends StatelessWidget {
+  final String errorMessage;
+  final Object error;
+  const StatusPageFailure({ super.key, required this.errorMessage, required this.error });
+
+  @override
+  Widget build(BuildContext context) => exceptionToErrorPage(
+    context: context, 
+    title: AppLocalizations.of(context)!.verificationFailed, 
+    errorMessage: errorMessage, 
+    exception: error,
+  );
+}

frontend/pweb/lib/pages/status/page.dart

@@ -0,0 +1,78 @@
+import 'package:flutter/material.dart';
+
+import 'package:pshared/widgets/locale.dart';
+
+import 'package:pweb/pages/status/failure.dart';
+import 'package:pweb/pages/status/success.dart';
+import 'package:pweb/pages/with_footer.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class StatusPage<T> extends StatefulWidget {
+  final Future<T> Function() operation;
+  final String errorMessage;
+  final IconData? successIcon;
+  final String successMessage;
+  final String successDescription;
+  final Widget? successAction;
+
+  const StatusPage({
+    super.key, 
+    required this.operation,
+    required this.errorMessage,
+    this.successIcon,
+    required this.successMessage,
+    required this.successDescription,
+    this.successAction,
+  });
+
+  @override
+  State<StatusPage<T>> createState() => _StatusPageState<T>();
+}
+
+class _StatusPageState<T> extends State<StatusPage<T>> {
+  late Future<T> _operation;
+
+  @override
+  void initState() {
+    super.initState();
+    _operation = widget.operation();
+  }
+
+  @override
+  Widget build(BuildContext context) => PageWithFooter(
+    appBar: AppBar(
+      title: Text(AppLocalizations.of(context)!.verifyAccount),
+      centerTitle: true,
+      actions: [
+        const LocaleChangerDropdown(
+          availableLocales: AppLocalizations.supportedLocales,
+        ),
+      ],
+    ),
+    child: FutureBuilder<T>(
+      future: _operation,
+      builder: (context, snapshot) {
+        if (snapshot.hasError) {
+          return StatusPageFailure(
+            errorMessage: widget.errorMessage, 
+            error: snapshot.error!,
+          );
+        }
+
+        if (snapshot.connectionState == ConnectionState.waiting) {
+          return const Center(child: CircularProgressIndicator());
+        }
+
+        return StatusPageSuccess(
+          successMessage: widget.successMessage,
+          successDescription: widget.successDescription,
+          icon: widget.successIcon,
+          action: widget.successAction,
+        );
+      },
+    ),
+  );
+}
+

frontend/pweb/lib/pages/status/success.dart

@@ -0,0 +1,45 @@
+import 'package:flutter/material.dart';
+
+
+class StatusPageSuccess extends StatelessWidget {
+  final IconData? icon;
+  final String successMessage;
+  final String successDescription;
+  final Widget? action;
+
+  const StatusPageSuccess({ 
+    super.key,
+    required this.successMessage,
+    required this.successDescription,
+    this.action,
+    this.icon,
+  });
+
+  @override
+  Widget build(BuildContext context) => Center(
+    child: Padding(
+      padding: const EdgeInsets.all(16.0),
+      child: Column(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          Icon(icon ?? Icons.check_circle_outline, size: 72, color: Theme.of(context).colorScheme.primary),
+          const SizedBox(height: 16.0),
+          Text(
+            successMessage,
+            style: Theme.of(context).textTheme.titleMedium,
+            textAlign: TextAlign.center,
+          ),
+          const SizedBox(height: 8.0),
+          Text(
+            successDescription,
+            textAlign: TextAlign.center,
+            style: Theme.of(context).textTheme.bodyMedium,
+          ),
+          const SizedBox(height: 20.0),
+          if (action != null)
+            action!,
+        ],
+      ),
+    ),
+  );
+}