import 'package:flutter/material.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:provider/provider.dart';
import 'package:ai_chat_assistant/app.dart';
import 'package:ai_chat_assistant/services/message_service.dart';
import 'package:ai_chat_assistant/enums/vehicle_command_type.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();

  // 请求麦克风权限
  if (!await Permission.microphone.isGranted) {
    await Permission.microphone.request();
  }

  // 初始化 AI Chat Assistant，注册车控命令回调
  ChatAssistantApp.initialize(
    commandCallback: (VehicleCommandType type, Map<String, dynamic>? params) async {
      // 这里是示例的车控命令处理逻辑
      print('收到车控命令: $type, 参数: $params');
      return Future.value((true, {'message': '命令已执行'}));
    },
  );

  runApp(
    ChangeNotifierProvider(
      create: (_) => MessageService(),
      child: const MyApp(),
    ),
  );
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'AI Chat Assistant Example',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        useMaterial3: true,
      ),
      home: const ExampleHomePage(),
    );
  }
}

class ExampleHomePage extends StatelessWidget {
  const ExampleHomePage({super.key});

  @override
  Widget build(BuildContext context) {
    return const Scaffold(
      body: ChatAssistantApp(),
    );
  }
}