Files
anyway/frontend/lib/presentation/pages/start.dart

108 lines
3.5 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:anyway/presentation/providers/onboarding_state_provider.dart';
import 'package:anyway/presentation/pages/login.dart';
import 'package:anyway/presentation/pages/onboarding.dart';
import 'package:anyway/presentation/pages/new_trip_preferences.dart';
// Example providers (replace these with your actual providers)
// final onboardingStateProvider = Provider<bool>((ref) => true); // Replace with actual onboarding state logic
final authStateProvider = FutureProvider<bool>((ref) async => true); // Replace with actual auth state logic
final tripsAvailableProvider = FutureProvider<bool>((ref) async => false); // Replace with actual trips availability logic
class StartPage extends ConsumerWidget {
const StartPage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context, WidgetRef ref) {
// the home page is dependent on the state of the providers:
// - if the user is not onboarded, show the onboarding flow
// - if the user is not logged in, show the login page
// - if there are no trips available, show the trip creation page
// - else: show the overview page that shows the last trip
final onboardingState = ref.watch(onboardingStateProvider);
final authState = ref.watch(authStateProvider);
final tripsAvailable = ref.watch(tripsAvailableProvider);
return onboardingState.when(
data: (isOnboarded) {
if (!isOnboarded) {
return const OnboardingPage();
}
return authState.when(
data: (isLoggedIn) {
if (!isLoggedIn) {
return const LoginPage();
}
return tripsAvailable.when(
data: (hasTrips) {
if (!hasTrips) {
return const TripCreationPage();
}
return const OverviewPage();
},
loading: () => const Scaffold(
body: Center(child: CircularProgressIndicator()),
),
error: (error, stack) => Scaffold(
body: Center(child: Text('Error: $error')),
),
);
},
loading: () => const Scaffold(
body: Center(child: CircularProgressIndicator()),
),
error: (error, stack) => Scaffold(
body: Center(child: Text('Error: $error')),
),
);
},
loading: () => const Scaffold(
body: Center(child: CircularProgressIndicator()),
),
error: (error, stack) => Scaffold(
body: Center(child: Text('Error: $error')
),
),
);
}
}
class TripCreationPage extends StatelessWidget {
const TripCreationPage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: const Text('Create a Trip')),
body: Center(
child: ElevatedButton.icon(
icon: const Icon(Icons.tune),
label: const Text('Set Preferences'),
onPressed: () {
Navigator.of(context).push(MaterialPageRoute(builder: (_) => const NewTripPreferencesPage()));
},
),
),
);
}
}
class OverviewPage extends StatelessWidget {
const OverviewPage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Scaffold(
body: Center(child: Text('Overview Page')),
);
}
}