cpd_2022_zi/lib/pages/main_page.dart

import 'package:flutter/material.dart';
import 'package:smoke_cess_app/pages/mood_page.dart';
import 'package:smoke_cess_app/pages/relapse_page.dart';
import 'package:smoke_cess_app/pages/scanner_page.dart';
import 'package:smoke_cess_app/pages/sleep_page.dart';
import 'package:smoke_cess_app/pages/timer_page.dart';
import 'package:smoke_cess_app/service/settings_service.dart';
import 'package:smoke_cess_app/widgets/missing_config_popup.dart';

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

  @override
  MyHomePageState createState() => MyHomePageState();
}

class MyHomePageState extends State<MyHomePage> {
  int _selectedIndex = 4;
  int? _gruppe;

  final List<String> _titles = [
    'Stimmung',
    'Schlaf',
    'Timer',
    'Rückfall',
    'Scanner'
  ];
  static const List<Widget> _widgetOptions = <Widget>[
    MoodPage(),
    SleepPage(),
    StopWatchTimerPage(),
    RelapsePage(),
    ScannerPage(),
  ];

  Future<void> _onItemTapped(int index) async {
    _gruppe = await getGroup();
    bool isConfigured = _gruppe != null;
    setState(() {
      isConfigured
          ? _selectedIndex = index
          : showDialog(
              context: context,
              builder: (BuildContext context) {
                return const MissingConfigPopup(
                  title: 'Fehlende Konfiguration',
                  text: 'Bitte QR Code Scannen!',
                );
              });
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
          title: Text(
              '${_titles[_selectedIndex]} ${_gruppe != null ? "Gruppe $_gruppe" : ""}')),
      body: _widgetOptions.elementAt(_selectedIndex),
      bottomNavigationBar: NavigationBar(
        onDestinationSelected: _onItemTapped,
        selectedIndex: _selectedIndex,
        destinations: const <Widget>[
          NavigationDestination(
              icon: Icon(Icons.mood_outlined, color: Colors.black),
              label: 'Stimmung'),
          NavigationDestination(
              icon: Icon(Icons.bedtime_outlined, color: Colors.black),
              label: 'Schlaf'),
          NavigationDestination(
              icon: Icon(
                Icons.timer_outlined,
                color: Colors.black,
              ),
              label: 'Timer'),
          NavigationDestination(
              icon: Icon(Icons.smoke_free_outlined, color: Colors.black),
              label: 'Rückfall'),
          NavigationDestination(
              icon: Icon(Icons.camera_alt_outlined, color: Colors.black),
              label: 'Settings'),
        ],

        //onTap: _onItemTapped,
      ),
    );
  }
}