/* SPDX-License-Identifier: GPL-3.0-or-later */
/* Copyright (C) 2024 Marco Groß <mgross@sw-gross.de> */
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:calorimeter/utils/app_drawer.dart';
import 'package:calorimeter/utils/settings_bloc.dart';
import 'package:settings_ui/settings_ui.dart';
import 'package:flutter_gen/gen_l10n/app_localizations.dart';

class SettingsWidget extends StatefulWidget {
  const SettingsWidget({super.key});

  @override
  State<SettingsWidget> createState() => _SettingsWidgetState();
}

class _SettingsWidgetState extends State<SettingsWidget> {
  var kcalPerDayCtrl = TextEditingController();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: BlocBuilder<SettingsDataBloc, SettingsState>(
          builder: (context, state) {
        return SettingsList(sections: [
          SettingsSection(
            title: Text(AppLocalizations.of(context)!.yourSettings),
            tiles: [
              SettingsTile.navigation(
                  leading: const Icon(Icons.food_bank),
                  title: Text(AppLocalizations.of(context)!.dayLimit),
                  value: Text(state.kcalLimit.toString()),
                  onPressed: (context) async {
                    await showDialog(
                        builder: (ctx) {
                          return AlertDialog(
                            title: Text(AppLocalizations.of(context)!.dayLimit),
                            content: TextField(
                                controller: kcalPerDayCtrl,
                                onSubmitted: (val) => submitDailyKcal()),
                            actions: [
                              TextButton(
                                  onPressed: () => submitDailyKcal(),
                                  child: Text(AppLocalizations.of(context)!.ok))
                            ],
                          );
                        },
                        context: context);
                  }),
            ],
          ),
        ]);
      }),
      drawer: const AppDrawer(),
      appBar: AppBar(title: Text(AppLocalizations.of(context)!.settings)),
    );
  }

  void submitDailyKcal() {
    double setting;
    try {
      setting = double.parse(kcalPerDayCtrl.text);
    } catch (e) {
      setting = 2000.0;
    }
    context.read<SettingsDataBloc>().add(DailyKcalLimitUpdated(kcal: setting));
    Navigator.of(context).pop();
  }
}