// lib/ui/screens/settings_screen.dart
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';

import '../../l10n/gen/app_localizations.dart';
import '../../state/providers.dart';

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

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final l10n = AppLocalizations.of(context)!;
    final adsRemoved = ref.watch(adsRemovedProvider);
    final iap = ref.read(iapServiceProvider);

    ref.listen<bool>(adsRemovedProvider, (prev, next) {
      if (next && !(prev ?? false)) {
        ScaffoldMessenger.of(context).showSnackBar(
          SnackBar(content: Text(l10n.adsRemovedThanks)),
        );
      }
    });

    return Scaffold(
      appBar: AppBar(title: Text(l10n.settings)),
      body: ListView(
        padding: const EdgeInsets.all(16),
        children: [
          ListTile(
            title: Text(l10n.removeAds),
            subtitle: Text(l10n.removeAdsDescription),
            trailing: adsRemoved
                ? const Icon(Icons.check_circle, color: Colors.green)
                : Text(iap.product?.price ?? ''),
            onTap: adsRemoved
                ? null
                : () async {
                    if (!iap.available || iap.product == null) {
                      ScaffoldMessenger.of(context).showSnackBar(
                        SnackBar(content: Text(l10n.purchaseUnavailable)),
                      );
                      return;
                    }
                    await iap.buyRemoveAds();
                  },
          ),
          const Divider(),
          ListTile(
            leading: const Icon(Icons.restore),
            title: Text(l10n.restorePurchases),
            onTap: () => iap.restorePurchases(),
          ),
        ],
      ),
    );
  }
}