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базовая логика скачивания обновлений

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sindoring
2026-03-22 01:04:16 +04:00
parent 4b1cecbefd
commit 73d8798bb9
39 changed files with 2372 additions and 1017 deletions
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lib/app/login_screen/login_screen.dart
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import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:moonwell_launcher/app/home_screen/home_screen.dart';
import 'package:moonwell_launcher/app/theme/mw_theme.dart';
import 'package:moonwell_launcher/features/launcher/data/launcher_api_client.dart';
import 'package:moonwell_launcher/service_container.dart';
import 'package:window_manager/window_manager.dart';
class LoginScreen extends StatefulWidget {
const LoginScreen({super.key});
@override
State<LoginScreen> createState() => _LoginScreenState();
}
class _LoginScreenState extends State<LoginScreen> {
final _usernameController = TextEditingController();
final _passwordController = TextEditingController();
bool _isLoading = false;
String? _error;
@override
void dispose() {
_usernameController.dispose();
_passwordController.dispose();
super.dispose();
}
Future<void> _login() async {
final username = _usernameController.text.trim();
final password = _passwordController.text.trim();
if (username.isEmpty || password.isEmpty) {
setState(() => _error = 'Введите логин и пароль.');
return;
}
setState(() {
_isLoading = true;
_error = null;
});
try {
final api = getIt<LauncherApiClient>();
final session = await api.login(username: username, password: password);
final manifest = await api.fetchManifest(session.accessToken);
if (!mounted) return;
await Navigator.of(context).pushReplacement(
PageRouteBuilder(
pageBuilder: (_, __, ___) =>
HomeScreen(session: session, manifest: manifest),
transitionsBuilder: (_, animation, __, child) {
return FadeTransition(opacity: animation, child: child);
},
transitionDuration: const Duration(milliseconds: 400),
),
);
} catch (e) {
if (!mounted) return;
setState(() {
_isLoading = false;
_error = _formatError(e);
});
}
}
String _formatError(Object error) {
final raw = error.toString();
if (raw.startsWith('Exception: ')) return raw.substring(11);
return raw;
}
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
return Scaffold(
body: Stack(
children: [
// Background
Positioned.fill(
child: Image.asset('assets/background.png', fit: BoxFit.cover),
),
Positioned.fill(
child: DecoratedBox(
decoration: BoxDecoration(
gradient: RadialGradient(
center: Alignment.center,
radius: 1.0,
colors: [
MWColors.abyss.withAlpha(200),
MWColors.abyss.withAlpha(240),
],
),
),
),
),
// Title bar
Positioned(top: 0, left: 0, right: 0, child: _TitleBar(cs: cs)),
// Login form — centered
Center(
child: SizedBox(
width: 340,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
// Logo
Image.asset(
'assets/logo.png',
height: 160,
filterQuality: FilterQuality.high,
),
const SizedBox(height: 32),
// Card
Container(
padding: const EdgeInsets.all(28),
decoration: BoxDecoration(
color: MWColors.abyss.withAlpha(210),
borderRadius: BorderRadius.circular(20),
border: Border.all(color: cs.outline.withAlpha(80)),
boxShadow: [
BoxShadow(
color: MWColors.primary.withAlpha(30),
blurRadius: 40,
spreadRadius: 2,
),
],
),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
TextField(
controller: _usernameController,
enabled: !_isLoading,
decoration: const InputDecoration(
labelText: 'Логин',
prefixIcon: Icon(Icons.person_outline),
),
textInputAction: TextInputAction.next,
),
const SizedBox(height: 16),
TextField(
controller: _passwordController,
enabled: !_isLoading,
obscureText: true,
onSubmitted: (_) => _login(),
decoration: const InputDecoration(
labelText: 'Пароль',
prefixIcon: Icon(Icons.lock_outline),
),
textInputAction: TextInputAction.done,
),
const SizedBox(height: 24),
SizedBox(
height: 48,
child: ElevatedButton(
onPressed: _isLoading ? null : _login,
child: _isLoading
? SizedBox(
height: 20,
width: 20,
child: CircularProgressIndicator(
strokeWidth: 2,
color: cs.onPrimary,
),
)
: const Text('Войти'),
),
),
if (_error != null) ...[
const SizedBox(height: 16),
Text(
_error!,
textAlign: TextAlign.center,
style: TextStyle(color: cs.error, fontSize: 13),
),
],
],
),
),
],
),
),
),
],
),
);
}
}
class _TitleBar extends StatelessWidget {
const _TitleBar({required this.cs});
final ColorScheme cs;
@override
Widget build(BuildContext context) {
return GestureDetector(
onPanStart: (_) => windowManager.startDragging(),
child: SizedBox(
height: 36,
child: Row(
children: [
const Spacer(),
_TitleBarButton(
icon: Icons.remove,
onTap: () => windowManager.minimize(),
color: cs.onSurface,
),
_TitleBarButton(
icon: Icons.crop_square,
onTap: () async {
if (await windowManager.isMaximized()) {
await windowManager.unmaximize();
} else {
await windowManager.maximize();
}
},
color: cs.onSurface,
),
_TitleBarButton(
icon: Icons.close,
onTap: () => SystemNavigator.pop(),
color: MWColors.error,
),
],
),
),
);
}
}
class _TitleBarButton extends StatelessWidget {
const _TitleBarButton({
required this.icon,
required this.onTap,
required this.color,
});
final IconData icon;
final VoidCallback onTap;
final Color color;
@override
Widget build(BuildContext context) {
return InkWell(
onTap: onTap,
child: SizedBox(
width: 40,
height: 36,
child: Icon(icon, size: 16, color: color.withAlpha(180)),
),
);
}
}