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import 'package:flutter/material.dart';
import 'package:flutter_voiceassistant/screens/loading_screen.dart';
import 'package:provider/provider.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'models/app_state.dart';
import 'screens/home_screen.dart';
import 'screens/error_screen.dart';
import 'providers/service_status.dart';
import 'grpc/generated/voice_agent.pbgrpc.dart';
import 'grpc/voice_agent_client.dart';
import 'utils/app_config.dart';
void main() async {
WidgetsFlutterBinding.ensureInitialized();
final serviceStatusProvider = ServiceStatusProvider();
// get config variables
final config = await AppConfig.loadFromAsset();
// Check the service status initially
final initialServiceStatus = await checkServiceStatus(config);
serviceStatusProvider.setServiceStatus(initialServiceStatus.status);
serviceStatusProvider.setWakeWord(initialServiceStatus.wakeWord);
runApp(
MultiProvider(
providers: [
ChangeNotifierProvider(create: (_) => AppState()),
ChangeNotifierProvider.value(value: serviceStatusProvider),
],
child: App(
config: config,
onRetry: () async {
final serviceStatus = await checkServiceStatus(
config); // Retry connecting to the server
if (serviceStatus.status) {
serviceStatusProvider
.setServiceStatus(true); // Update the service status
serviceStatusProvider
.setWakeWord(serviceStatus.wakeWord); // Update the wake word
}
},
),
),
);
}
Future<ServiceStatus> checkServiceStatus(AppConfig config) async {
final client = VoiceAgentClient(config.grpcHost, config.grpcPort);
final serviceStatus = await client.checkServiceStatus();
client.shutdown();
return serviceStatus;
}
class App extends StatelessWidget {
final AppConfig config;
final VoidCallback onRetry;
const App({Key? key, required this.config, required this.onRetry});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Voice Assistant',
theme: ThemeData(
useMaterial3: true,
colorScheme: config.theme == "dark" || config.theme == "textured-dark"
? ColorScheme.dark(
primary: Colors.green,
onPrimary: Colors.black, // Text color on the primary background
secondary: Colors.greenAccent,
onSecondary:
Colors.black, // Text color on the secondary background
)
: ColorScheme.light(
primary: Colors.green,
onPrimary: Colors.white, // Text color on the primary background
secondary: Colors.greenAccent,
onSecondary:
Colors.white, // Text color on the secondary background
),
),
home: Stack(
children: [
Container(
color: config.theme == "dark" || config.theme == "textured-dark"
? Colors.black
: Colors
.white, // Set the background color based on dark or light mode
width: double.infinity,
height: double.infinity,
),
if (config.theme == 'textured-dark' ||
config.theme == 'textured-light')
SvgPicture.asset(
'assets/background_texture.svg',
width: double.infinity,
height: double.infinity,
fit: BoxFit.contain,
),
Consumer<ServiceStatusProvider>(
builder: (context, provider, child) {
return provider.isServiceOnline
? Loading(config: config, wakeWord: provider.wakeWord)
: ErrorScreen(
onRetry: onRetry,
);
},
),
],
),
);
}
}
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