PhysiGo/app/lib/main.dart

import 'package:firebase_core/firebase_core.dart';
import 'package:flutter/material.dart';
import 'package:latlong2/latlong.dart';
import 'package:physigo/exercises/exercises_page.dart';
import 'package:physigo/friends/friends_page.dart';
import 'navigation/navigation_page.dart';

import 'firebase_options.dart';
import 'push_notifications_initializer.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await Firebase.initializeApp(
    options: DefaultFirebaseOptions.currentPlatform,
  );
  handleMessages();

  runApp(const PhysiGo());
}

class PhysiGo extends StatelessWidget {
  const PhysiGo({Key? key}) : super(key: key);
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'PhsyGo',
      theme: ThemeData(
        primarySwatch: Colors.blueGrey,
      ),
      initialRoute: '/',
      routes: {
        '/': (context) => MyHomePage(
              title: '',
            ),
        '/register': (context) => RegisterScreen(
              title: '',
            ),
        '/register2': (context) => RegisterScreen2(title: ''),
        '/register3': (context) => RegisterScreen3(title: ''),
        '/login': (context) => LogIn(title: '')
      },
      //home: const MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key, required this.title}) : super(key: key);
  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return SafeArea(
      child: Scaffold(
        body: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Center(
              child: TextButton(
                  onPressed: () {
                    Navigator.push(
                      context,
                      MaterialPageRoute(
                        // Example on how to use NavigationPage
                        builder: (context) => NavigationPage(
                          destination: LatLng(51.78036111980833, 19.451262207821234),
                        ),
                      ),
                    );
                  },
                  child: const Text('Navigation')),
            ),
            Center(
              child: TextButton(
                onPressed: () {
                  Navigator.push(
                    context,
                    MaterialPageRoute(
                      builder: (context) => const ExercisesPage(),
                    ),
                  );
                },
                child: const Text('Exercises'),
              ),
            ),
            Center(
              child: TextButton(
                onPressed: () {
                  Navigator.push(
                    context,
                    MaterialPageRoute(
                      builder: (context) => const FriendsPage(),
                    ),
                  );
                },
                child: const Text('Friends'),
              ),
            ),
            const SizedBox(height: 30),
            Image.asset(
              'assets/teamlogo.png',
              width: 260,
            ),
            const SizedBox(height: 30),
            ElevatedButton(
              // Within the `FirstScreen` widget
              onPressed: () {
                // Navigate to the second screen using a named route.
                Navigator.pushNamed(context, '/register');
              },
              child: Text('Register'),
            ),
            ElevatedButton(
              onPressed: () {
                Navigator.pushNamed(context, '/login');
              },
              child: const Text('Log In'),
            )
          ],
        ),
      ),
    );
  }
}

class RegisterScreen extends StatefulWidget {
  const RegisterScreen({Key? key, required this.title}) : super(key: key);
  final String title;

  @override
  //_RegisterScreen createState() => _RegisterScreen();
  State<RegisterScreen> createState() => _RegisterScreen();
}

class _RegisterScreen extends State<RegisterScreen> {
  DateTime? _dateTime;
  String? _dateString;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Register Screen'),
      ),
      body: Center(
          child: SizedBox(
        width: 300,
        child: Column(children: <Widget>[
          const SizedBox(height: 30),
          Text(
            'Personal Information',
            style: TextStyle(fontSize: 25, fontWeight: FontWeight.bold),
          ),
          const SizedBox(height: 30),
          Image.asset(
            'assets/user.png',
            width: 150,
          ),
          const SizedBox(height: 30),
          TextField(
            decoration: InputDecoration(
              hintText: 'Name',
            ),
          ),
          const SizedBox(height: 10),
          TextField(
            decoration: InputDecoration(
              hintText: 'Surname',
            ),
          ),
          const SizedBox(height: 10),
          Row(children: <Widget>[
            Text(_dateString == null ? 'Select birthday date :' : _dateString.toString()),
            const SizedBox(width: 49),
            ElevatedButton(
              onPressed: () {
                showDatePicker(
                        context: context,
                        initialDate: DateTime.now(),
                        firstDate: DateTime(1900),
                        lastDate: DateTime(2222))
                    .then((date) {
                  setState(() {
                    _dateTime = date!;
                    _dateString = "${date.day}/${date.month}/${date.year}";
                  });
                });
              },
              child: const Text('Select date'),
            ),
          ]),
          const SizedBox(height: 10),
          ElevatedButton(
            onPressed: () {
              Navigator.pushNamed(context, '/register2');
            },
            child: const Text('Next Page'),
          ),
        ]),
      )),
    );
  }
}

class RegisterScreen2 extends StatefulWidget {
  const RegisterScreen2({Key? key, required this.title}) : super(key: key);
  final String title;

  @override
  //_RegisterScreen createState() => _RegisterScreen();
  State<RegisterScreen2> createState() => _RegisterScreen2();
}

class _RegisterScreen2 extends State<RegisterScreen2> {
  bool isChecked = false;
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Register Screen'),
      ),
      body: Center(
          child: SizedBox(
        width: 300,
        child: Column(children: <Widget>[
          const SizedBox(height: 30),
          Text(
            'Contact Details',
            style: TextStyle(fontSize: 25, fontWeight: FontWeight.bold),
          ),
          const SizedBox(height: 30),
          Image.asset(
            'assets/communicate.png',
            width: 150,
          ),
          const SizedBox(height: 30),
          TextField(
            decoration: InputDecoration(
              hintText: 'Mail',
            ),
          ),
          const SizedBox(height: 10),
          TextField(
            decoration: InputDecoration(
              hintText: 'Phone Number',
            ),
          ),
          const SizedBox(height: 10),
          TextField(
            decoration: InputDecoration(
              hintText: 'Home Adress..',
            ),
          ),
          const SizedBox(height: 10),
          Row(children: <Widget>[
            Text('Anonymous'),
            Checkbox(
              checkColor: Colors.white,
              value: isChecked,
              onChanged: (bool? value) {
                setState(() {
                  isChecked = value!;
                });
              },
            ),
          ]),
          const SizedBox(height: 10),
          ElevatedButton(
            onPressed: () {
              Navigator.pushNamed(context, '/register3');
            },
            child: const Text('Next Page'),
          ),
        ]),
      )),
    );
  }
}

class RegisterScreen3 extends StatefulWidget {
  const RegisterScreen3({Key? key, required this.title}) : super(key: key);
  final String title;

  @override
  //_RegisterScreen createState() => _RegisterScreen();
  State<RegisterScreen3> createState() => _RegisterScreen3();
}

class _RegisterScreen3 extends State<RegisterScreen3> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Register Screen'),
      ),
      body: Center(
          child: SizedBox(
        width: 300,
        child: Column(children: <Widget>[
          const SizedBox(height: 30),
          Text(
            'User details',
            style: TextStyle(fontSize: 25, fontWeight: FontWeight.bold),
          ),
          const SizedBox(height: 30),
          Image.asset(
            'assets/id-card.png',
            width: 150,
          ),
          const SizedBox(height: 30),
          TextField(
            decoration: InputDecoration(
              hintText: 'Username',
            ),
          ),
          const SizedBox(height: 10),
          TextField(
            decoration: InputDecoration(
              hintText: 'Password',
            ),
          ),
          const SizedBox(height: 10),
          TextField(
            decoration: InputDecoration(
              hintText: 'Repeat password',
            ),
          ),
          const SizedBox(height: 10),
          const SizedBox(height: 10),
          ElevatedButton(
            onPressed: () {},
            child: const Text('Finish'),
          ),
        ]),
      )),
    );
  }
}

class LogIn extends StatefulWidget {
  const LogIn({Key? key, required this.title}) : super(key: key);
  final String title;

  @override
  //_RegisterScreen createState() => _RegisterScreen();
  State<LogIn> createState() => _LogIn();
}

class _LogIn extends State<LogIn> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Login Screen'),
      ),
      body: Center(
          child: SizedBox(
        width: 300,
        child: Column(children: <Widget>[
          const SizedBox(height: 30),
          Text(
            'Welcome back!',
            style: TextStyle(fontSize: 25, fontWeight: FontWeight.bold),
          ),
          const SizedBox(height: 30),
          Image.asset(
            'assets/hello.png',
            width: 150,
          ),
          const SizedBox(height: 30),
          TextField(
            decoration: InputDecoration(
              hintText: 'Mail or mobile phone',
            ),
          ),
          const SizedBox(height: 10),
          TextField(
            decoration: InputDecoration(
              hintText: 'Password',
            ),
          ),
          const SizedBox(height: 10),
          ElevatedButton(
            onPressed: () {},
            child: const Text('Log In'),
          ),
        ]),
      )),
    );
  }
}