import 'package:sysfarma_mobile/src/core/notifications/push_notification_service.dart';
import 'package:sysfarma_mobile/src/core/router/app_router.dart';
import 'package:sysfarma_mobile/src/core/services/app_update_service.dart';
import 'package:sysfarma_mobile/src/core/theme/app_theme.dart';
import 'package:flutter/material.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';

class SysFarmaApp extends ConsumerStatefulWidget {
  const SysFarmaApp({super.key});

  @override
  ConsumerState<SysFarmaApp> createState() => _SysFarmaAppState();
}

class _SysFarmaAppState extends ConsumerState<SysFarmaApp> {
  @override
  void initState() {
    super.initState();
    Future.microtask(() async {
      await ref.read(pushNotificationServiceProvider).initialize();
    });
    // Chequeo de actualización vía Play (no-op fuera de Play Store).
    WidgetsBinding.instance.addPostFrameCallback((_) {
      ref.read(appUpdateServiceProvider).checkForUpdate();
    });
  }

  @override
  Widget build(BuildContext context) {
    final router = ref.watch(appRouterProvider);
    ref.listen(pushRouteStreamProvider, (prev, next) {
      final route = next.asData?.value;
      if (route != null && route.isNotEmpty) {
        router.go(route);
      }
    });

    return MaterialApp.router(
      title: 'SysFarma',
      debugShowCheckedModeBanner: false,
      theme: AppTheme.light(),
      routerConfig: router,
      locale: const Locale('es', 'PE'),
      supportedLocales: const [
        Locale('es', 'PE'),
        Locale('es', 'ES'),
        Locale('en', 'US'),
      ],
      localizationsDelegates: const [
        GlobalMaterialLocalizations.delegate,
        GlobalWidgetsLocalizations.delegate,
        GlobalCupertinoLocalizations.delegate,
      ],
    );
  }
}