import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';

import 'data/ai/llm_service.dart';
import 'state/ai_providers.dart';
import 'state/providers.dart';
import 'ui/screens/habit_list_screen.dart';

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  final db = await openProductionDatabase();
  runApp(ProviderScope(
    overrides: [
      appDatabaseProvider.overrideWithValue(db),
      // OQ-1 pending: production-ready GemmaLlmService is wired here once
      // model URL + SHA are pinned and flutter_gemma is added. Until then,
      // MockLlmService keeps the app graceful (suggestFrame returns []).
      llmServiceProvider.overrideWithValue(MockLlmService()),
    ],
    child: const LifeHelperApp(),
  ));
}

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'life-helper',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.indigo),
        useMaterial3: true,
      ),
      home: const HabitListScreen(),
    );
  }
}