import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:record/record.dart';

import 'core/network/api_repository.dart';
import 'core/notifications/completion_notification_service.dart';
import 'features/audio/presentation/cubit/voice_cubit.dart';
import 'features/chat/presentation/cubit/chat_cubit.dart';
import 'features/chat/presentation/cubit/chat_state.dart';
import 'features/chat/presentation/pages/chat_page.dart';

const _green = Color(0xFF167C68);
const _paper = Color(0xFFF6F5F0);
const _night = Color(0xFF101A18);

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  final api = ApiRepository(
    baseUrl: const String.fromEnvironment(
      'API_BASE_URL',
      defaultValue: 'http://127.0.0.1:8000',
    ),
  );
  runApp(
    MultiRepositoryProvider(
      providers: [RepositoryProvider.value(value: api)],
      child: MultiBlocProvider(
        providers: [
          BlocProvider(create: (_) => ChatCubit(api)),
          BlocProvider(create: (_) => VoiceCubit(api, AudioRecorder())),
        ],
        child: const SovereignApp(),
      ),
    ),
  );
  unawaited(_initializeNotifications());
}

Future<void> _initializeNotifications() async {
  try {
    await CompletionNotificationService.instance.initialize();
  } catch (error, stackTrace) {
    debugPrint('Notification initialization failed: $error');
    debugPrintStack(stackTrace: stackTrace);
  }
}

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

  @override
  Widget build(BuildContext context) => BlocBuilder<ChatCubit, ChatState>(
    builder:
        (context, state) => MaterialApp(
          title: 'Mithqal AI',
          debugShowCheckedModeBanner: false,
          themeMode: state.isDarkMode ? ThemeMode.dark : ThemeMode.light,
          theme: ThemeData(
            useMaterial3: true,
            scaffoldBackgroundColor: _paper,
            colorScheme: ColorScheme.fromSeed(
              seedColor: _green,
              surface: _paper,
            ),
            fontFamily: 'Segoe UI',
          ),
          darkTheme: ThemeData(
            useMaterial3: true,
            brightness: Brightness.dark,
            scaffoldBackgroundColor: _night,
            colorScheme: ColorScheme.fromSeed(
              seedColor: const Color(0xFF57C6A4),
              brightness: Brightness.dark,
              surface: _night,
            ),
            fontFamily: 'Segoe UI',
          ),
          home: const ChatPage(),
        ),
  );
}