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

import '../l10n/app_localizations.dart';
import '../service/notifying.dart';
import '../service/permission_service.dart';
import '../service/storage.dart';

class SettingsPage extends StatefulWidget {
  static const routeName = '/settings';
  const SettingsPage({super.key});

  @override
  State<SettingsPage> createState() => _SettingsPageState();
}

class _SettingsPageState extends State<SettingsPage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text(AppLocalizations.of(context)!.settings)),
      body: SizedBox(
        width: MediaQuery.of(context).size.width * 0.9,
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.center,
          children: [
            Text(
              AppLocalizations.of(context)!.appData,
              style: Theme.of(context).textTheme.titleLarge,
            ),
            ElevatedButton(
              onPressed: () => onActivateJsonImportPressed(),
              child: Text(AppLocalizations.of(context)!.import),
            ),
            ElevatedButton(
              onPressed: () => onActivateJsonExportPressed(),
              child: Text(AppLocalizations.of(context)!.export),
            ),
          ],
        ),
      ),
    );
  }

  void onActivateJsonExportPressed() async {
    if (await checkStoragePermission) Storage.exportToJsonFile();
  }

  void onActivateJsonImportPressed() async {
    if (await checkStoragePermission) Storage.importFromJsonFile();
  }

  Future<bool> get checkStoragePermission async {
    if (!(await PermissionService.requestStoragePermission).isGranted) {
      if (mounted) {
        Notifying.showStoragePermissionErrorSnackbar(context);
        return false;
      }
    }
    return true;
  }
}