import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:google_fonts/google_fonts.dart';
import 'package:pdfrx/pdfrx.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'editor/pdf/pen_capture_region.dart';
import 'providers/settings_provider.dart';
import 'screens/home_screen.dart';
import 'services/database_service.dart';

Future<void> main() async {
  // Kind-aware binding (extends WidgetsFlutterBinding) must be the active
  // binding before runApp so the M1 spike's PenCaptureRegion can gate
  // hit-testing by pointer kind. Safe for the rest of the app: with no pen
  // region mounted it behaves exactly like the default binding.
  PenCaptureBinding.ensureInitialized();
  // pdfrx native engine init (required before any PdfViewer is built).
  pdfrxFlutterInitialize();

  // Ensure DB is ready before the app starts so providers can use it eagerly
  await DatabaseService.getInstance();

  // Initialize SharedPreferences
  await SharedPreferences.getInstance();

  runApp(const ProviderScope(child: BadNoteApp()));
}

class BadNoteApp extends ConsumerWidget {
  const BadNoteApp({super.key});

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final settings = ref.watch(settingsProvider);

    return MaterialApp(
      title: 'BadNote',
      themeMode: settings.themeMode,
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(
          seedColor: settings.colorSchemeSeed,
          brightness: Brightness.light,
        ),
        textTheme: GoogleFonts.interTextTheme(
          ThemeData(brightness: Brightness.light).textTheme,
        ),
        useMaterial3: true,
      ),
      darkTheme: ThemeData(
        colorScheme: ColorScheme.fromSeed(
          seedColor: settings.colorSchemeSeed,
          brightness: Brightness.dark,
        ),
        textTheme: GoogleFonts.interTextTheme(
          ThemeData(brightness: Brightness.dark).textTheme,
        ),
        useMaterial3: true,
      ),
      home: const HomeScreen(),
    );
  }
}