feat(ui): complete M1 Milestone - read-only Dashboard and Detail Pane with status.sh integration

This commit is contained in:
2026-07-16 21:09:31 +09:00
parent 7d22774d76
commit 2eb85866b3
22 changed files with 2014 additions and 399 deletions
@@ -1,121 +1,155 @@
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:mam_core/mam_core.dart';
import 'src/providers/session_providers.dart';
import 'src/theme/app_theme.dart';
import 'src/widgets/detail_pane.dart';
import 'src/widgets/session_table.dart';
import 'src/widgets/stale_banner.dart';
void main() {
runApp(const MyApp());
runApp(const ProviderScope(child: MamDesktopApp()));
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
class MamDesktopApp extends StatelessWidget {
const MamDesktopApp({super.key});
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
// This is the theme of your application.
//
// TRY THIS: Try running your application with "flutter run". You'll see
// the application has a purple toolbar. Then, without quitting the app,
// try changing the seedColor in the colorScheme below to Colors.green
// and then invoke "hot reload" (save your changes or press the "hot
// reload" button in a Flutter-supported IDE, or press "r" if you used
// the command line to start the app).
//
// Notice that the counter didn't reset back to zero; the application
// state is not lost during the reload. To reset the state, use hot
// restart instead.
//
// This works for code too, not just values: Most code changes can be
// tested with just a hot reload.
colorScheme: .fromSeed(seedColor: Colors.deepPurple),
),
home: const MyHomePage(title: 'Flutter Demo Home Page'),
title: 'multi-agent-mux',
debugShowCheckedModeBanner: false,
theme: buildAppTheme(),
home: const DashboardScreen(),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
// This widget is the home page of your application. It is stateful, meaning
// that it has a State object (defined below) that contains fields that affect
// how it looks.
// This class is the configuration for the state. It holds the values (in this
// case the title) provided by the parent (in this case the App widget) and
// used by the build method of the State. Fields in a Widget subclass are
// always marked "final".
final String title;
class DashboardScreen extends ConsumerWidget {
const DashboardScreen({super.key});
@override
State<MyHomePage> createState() => _MyHomePageState();
Widget build(BuildContext context, WidgetRef ref) {
final pollAsync = ref.watch(sessionsPollProvider);
return Scaffold(
body: DecoratedBox(
decoration: const BoxDecoration(gradient: backgroundGradient),
child: SafeArea(
child: pollAsync.when(
data: (poll) => _DashboardBody(poll: poll),
loading: () => const Center(child: CircularProgressIndicator()),
error: (error, stackTrace) => _ErrorScreen(error: error),
),
),
),
);
}
}
class _MyHomePageState extends State<MyHomePage> {
int _counter = 0;
void _incrementCounter() {
setState(() {
// This call to setState tells the Flutter framework that something has
// changed in this State, which causes it to rerun the build method below
// so that the display can reflect the updated values. If we changed
// _counter without calling setState(), then the build method would not be
// called again, and so nothing would appear to happen.
_counter++;
});
}
class _ErrorScreen extends StatelessWidget {
final Object error;
const _ErrorScreen({required this.error});
@override
Widget build(BuildContext context) {
// This method is rerun every time setState is called, for instance as done
// by the _incrementCounter method above.
//
// The Flutter framework has been optimized to make rerunning build methods
// fast, so that you can just rebuild anything that needs updating rather
// than having to individually change instances of widgets.
return Scaffold(
appBar: AppBar(
// TRY THIS: Try changing the color here to a specific color (to
// Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
// change color while the other colors stay the same.
backgroundColor: Theme.of(context).colorScheme.inversePrimary,
// Here we take the value from the MyHomePage object that was created by
// the App.build method, and use it to set our appbar title.
title: Text(widget.title),
),
body: Center(
// Center is a layout widget. It takes a single child and positions it
// in the middle of the parent.
return Center(
child: Padding(
padding: const EdgeInsets.all(32),
child: Column(
// Column is also a layout widget. It takes a list of children and
// arranges them vertically. By default, it sizes itself to fit its
// children horizontally, and tries to be as tall as its parent.
//
// Column has various properties to control how it sizes itself and
// how it positions its children. Here we use mainAxisAlignment to
// center the children vertically; the main axis here is the vertical
// axis because Columns are vertical (the cross axis would be
// horizontal).
//
// TRY THIS: Invoke "debug painting" (choose the "Toggle Debug Paint"
// action in the IDE, or press "p" in the console), to see the
// wireframe for each widget.
mainAxisAlignment: .center,
mainAxisSize: MainAxisSize.min,
children: [
const Text('You have pushed the button this many times:'),
const Icon(Icons.error_outline, color: AppColors.danger, size: 40),
const SizedBox(height: 12),
Text(
'$_counter',
style: Theme.of(context).textTheme.headlineMedium,
'Failed to start status polling:\n$error',
textAlign: TextAlign.center,
style: const TextStyle(color: AppColors.danger),
),
],
),
),
floatingActionButton: FloatingActionButton(
onPressed: _incrementCounter,
tooltip: 'Increment',
child: const Icon(Icons.add),
);
}
}
class _DashboardBody extends ConsumerWidget {
final SessionsPoll poll;
const _DashboardBody({required this.poll});
@override
Widget build(BuildContext context, WidgetRef ref) {
final selectedName = ref.watch(selectedSessionNameProvider);
final sessions = poll.snapshot?.sessions ?? const <SessionRow>[];
final matches = sessions.where((s) => s.name == selectedName);
final selectedRow = matches.isEmpty ? null : matches.first;
return Column(
children: [
_TopBar(poll: poll),
StaleBanner(poll: poll),
Expanded(
child: Row(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Expanded(
flex: 3,
child: Padding(
padding: const EdgeInsets.all(16),
child: SessionTable(
sessions: sessions,
selectedName: selectedName,
onSelect: (name) =>
ref.read(selectedSessionNameProvider.notifier).state =
name,
),
),
),
SizedBox(width: 380, child: DetailPane(session: selectedRow)),
],
),
),
],
);
}
}
class _TopBar extends StatelessWidget {
final SessionsPoll poll;
const _TopBar({required this.poll});
@override
Widget build(BuildContext context) {
final count = poll.snapshot?.sessions.length ?? 0;
return Padding(
padding: const EdgeInsets.fromLTRB(20, 16, 20, 0),
child: Row(
children: [
const Text(
'multi-agent-mux',
style: TextStyle(
fontSize: 20,
fontWeight: FontWeight.w700,
color: AppColors.textPrimary,
),
),
const SizedBox(width: 12),
Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
decoration: BoxDecoration(
color: AppColors.accent.withValues(alpha: 0.18),
borderRadius: BorderRadius.circular(999),
),
child: Text(
'$count session${count == 1 ? '' : 's'}',
style: const TextStyle(
color: AppColors.accent2,
fontWeight: FontWeight.w600,
),
),
),
],
),
);
}