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This commit is contained in:
Dennis Nemec
2026-04-28 13:03:09 +02:00
parent de8668c11a
commit 2470299a10
53 changed files with 2409 additions and 1433 deletions
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59
lib/feature/car_selection/presentation/car_selection_card.dart Normal file
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import 'package:flutter/material.dart';
import 'package:hl_lieferservice/model/car.dart';
class CarSelectionCard extends StatelessWidget {
final Car car;
final bool isSelected;
final VoidCallback onTap;
const CarSelectionCard({
super.key,
required this.car,
required this.isSelected,
required this.onTap,
});
@override
Widget build(BuildContext context) {
final color = Theme.of(context).primaryColor;
return Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
side: isSelected
? BorderSide(color: color, width: 2)
: BorderSide.none,
),
color: isSelected
? color.withValues(alpha: 0.08)
: null,
child: InkWell(
borderRadius: BorderRadius.circular(8),
onTap: onTap,
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
child: Row(
children: [
Icon(
Icons.local_shipping,
size: 32,
color: isSelected ? color : Colors.grey,
),
const SizedBox(width: 16),
Expanded(
child: Text(
car.plate,
style: Theme.of(context).textTheme.bodyLarge?.copyWith(
fontWeight: isSelected ? FontWeight.bold : FontWeight.normal,
),
),
),
if (isSelected)
Icon(Icons.check_circle, color: color),
],
),
),
),
);
}
}

82
lib/feature/car_selection/presentation/car_selection_enforcer.dart Normal file
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/bloc.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/events.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/state.dart';
import 'package:hl_lieferservice/feature/car_selection/presentation/car_selection_page.dart';
class CarSelectionEnforcer extends StatefulWidget {
final Widget child;
const CarSelectionEnforcer({super.key, required this.child});
@override
State<CarSelectionEnforcer> createState() => _CarSelectionEnforcerState();
}
class _CarSelectionEnforcerState extends State<CarSelectionEnforcer> {
@override
void initState() {
super.initState();
context.read<CarSelectBloc>().add(CarSelectLoad());
}
@override
Widget build(BuildContext context) {
return BlocBuilder<CarSelectBloc, CarSelectState>(
builder: (context, state) {
// Show a full-screen spinner only while the persisted selection is
// being read from SharedPreferences (at most one frame on cold start).
if (state is CarSelectInitial || state is CarSelectLoading) {
return const Scaffold(
body: Center(child: CircularProgressIndicator()),
);
}
if (state is CarSelectFailed) {
return Scaffold(
body: Center(
child: Padding(
padding: const EdgeInsets.all(32),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
Icons.error_outline,
size: 72,
color: Theme.of(context).colorScheme.error,
),
const SizedBox(height: 24),
const Text(
"Fehler beim Laden der Fahrzeugauswahl.",
textAlign: TextAlign.center,
),
const SizedBox(height: 16),
FilledButton(
onPressed: () =>
context.read<CarSelectBloc>().add(CarSelectLoad()),
child: const Text("Erneut versuchen"),
),
],
),
),
),
);
}
// For both CarSelectRequired and CarSelectComplete, keep Home alive
// in the widget tree so initState is never re-triggered. The selection
// page is overlaid on top when a (re-)selection is required.
return Stack(
children: [
widget.child,
if (state is CarSelectRequired)
Positioned.fill(
child: CarSelectionPage(previousCar: state.previousCar),
),
],
);
},
);
}
}

232
lib/feature/car_selection/presentation/car_selection_page.dart Normal file
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:hl_lieferservice/feature/authentication/bloc/auth_bloc.dart';
import 'package:hl_lieferservice/feature/authentication/bloc/auth_state.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/bloc.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/events.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/state.dart';
import 'package:hl_lieferservice/feature/car_selection/presentation/car_selection_card.dart';
import 'package:hl_lieferservice/feature/cars/bloc/cars_bloc.dart';
import 'package:hl_lieferservice/feature/cars/bloc/cars_event.dart';
import 'package:hl_lieferservice/feature/cars/bloc/cars_state.dart';
import 'package:hl_lieferservice/feature/cars/presentation/car_dialog.dart';
import 'package:hl_lieferservice/model/car.dart';
class CarSelectionPage extends StatefulWidget {
/// When set, the page is in "change" mode: the car is pre-highlighted
/// and a cancel button is shown to revert without choosing a new car.
final Car? previousCar;
const CarSelectionPage({super.key, this.previousCar});
@override
State<CarSelectionPage> createState() => _CarSelectionPageState();
}
class _CarSelectionPageState extends State<CarSelectionPage> {
Car? _selectedCar;
bool get _isChanging => widget.previousCar != null;
@override
void initState() {
super.initState();
_selectedCar = widget.previousCar;
final authState = context.read<AuthBloc>().state as Authenticated;
context.read<CarsBloc>().add(CarLoad(teamId: authState.user.number));
}
void _onAddCar() {
final authState = context.read<AuthBloc>().state as Authenticated;
showDialog(
context: context,
builder: (_) => CarDialog(
onAction: (plate) {
context.read<CarsBloc>().add(
CarAdd(teamId: authState.user.number, plate: plate),
);
},
),
);
}
void _onConfirm() {
if (_selectedCar == null) return;
context.read<CarSelectBloc>().add(CarSelectConfirm(car: _selectedCar!));
}
Widget _buildCarList(List<Car> cars) {
if (cars.isEmpty) {
return Center(
child: Padding(
padding: const EdgeInsets.all(32),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(Icons.local_shipping_outlined, size: 72, color: Colors.grey),
const SizedBox(height: 24),
Text(
"Noch kein Fahrzeug vorhanden.",
style: Theme.of(context).textTheme.bodyLarge,
textAlign: TextAlign.center,
),
const SizedBox(height: 8),
Text(
"Füge zuerst ein Fahrzeug hinzu, bevor du fortfahren kannst.",
style: Theme.of(context).textTheme.bodyMedium?.copyWith(
color: Colors.grey,
),
textAlign: TextAlign.center,
),
const SizedBox(height: 24),
FilledButton.icon(
onPressed: _onAddCar,
icon: const Icon(Icons.add),
label: const Text("Fahrzeug hinzufügen"),
),
],
),
),
);
}
final authState = context.read<AuthBloc>().state as Authenticated;
return RefreshIndicator(
onRefresh: () async {
context.read<CarsBloc>().add(
CarLoad(teamId: authState.user.number, force: true),
);
},
child: ListView.builder(
physics: const AlwaysScrollableScrollPhysics(),
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
itemCount: cars.length,
itemBuilder: (context, index) {
final car = cars[index];
return CarSelectionCard(
car: car,
isSelected: _selectedCar?.id == car.id,
onTap: () => setState(() => _selectedCar = car),
);
},
),
);
}
@override
Widget build(BuildContext context) {
return BlocListener<CarSelectBloc, CarSelectState>(
listener: (context, state) {
if (state is CarSelectFailed) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text("Fehler beim Speichern der Fahrzeugauswahl."),
),
);
}
},
child: Scaffold(
appBar: _isChanging
? AppBar(
leading: IconButton(
icon: const Icon(Icons.close),
onPressed: () => context.read<CarSelectBloc>().add(
CarSelectCancel(car: widget.previousCar!),
),
),
title: const Text("Fahrzeug wechseln"),
backgroundColor: Theme.of(context).primaryColor,
foregroundColor: Theme.of(context).colorScheme.onSecondary,
)
: null,
body: SafeArea(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (!_isChanging) ...[
Padding(
padding: const EdgeInsets.fromLTRB(20, 24, 20, 4),
child: Text(
"Fahrzeug auswählen",
style: Theme.of(context).textTheme.headlineSmall,
),
),
Padding(
padding: const EdgeInsets.fromLTRB(20, 4, 20, 16),
child: Text(
"Wähle das Fahrzeug aus, das du heute verwendest.",
style: Theme.of(context).textTheme.bodyMedium?.copyWith(
color: Colors.grey,
),
),
),
],
Expanded(
child: BlocBuilder<CarsBloc, CarsState>(
builder: (context, state) {
if (state is CarsLoading) {
return const Center(child: CircularProgressIndicator());
}
if (state is CarsLoaded) {
return _buildCarList(state.cars);
}
if (state is CarsLoadingFailed) {
return Center(
child: Padding(
padding: const EdgeInsets.all(32),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
Icons.error_outline,
size: 72,
color: Theme.of(context).colorScheme.error,
),
const SizedBox(height: 24),
const Text(
"Fehler beim Laden der Fahrzeuge.",
textAlign: TextAlign.center,
),
const SizedBox(height: 16),
FilledButton(
onPressed: () {
final authState =
context.read<AuthBloc>().state
as Authenticated;
context.read<CarsBloc>().add(
CarLoad(
teamId: authState.user.number,
),
);
},
child: const Text("Erneut versuchen"),
),
],
),
),
);
}
return const SizedBox.shrink();
},
),
),
Padding(
padding: const EdgeInsets.fromLTRB(16, 8, 16, 16),
child: SizedBox(
width: double.infinity,
child: FilledButton(
onPressed: _selectedCar != null ? _onConfirm : null,
child: const Text("Auswählen"),
),
),
),
],
),
),
),
);
}
}

56
lib/feature/car_selection/presentation/selected_car_bar.dart Normal file
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/bloc.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/events.dart';
import 'package:hl_lieferservice/feature/car_selection/bloc/state.dart';
class SelectedCarBar extends StatelessWidget {
const SelectedCarBar({super.key});
@override
Widget build(BuildContext context) {
return BlocBuilder<CarSelectBloc, CarSelectState>(
builder: (context, state) {
if (state is! CarSelectComplete) return const SizedBox.shrink();
return Column(
mainAxisSize: MainAxisSize.min,
children: [
const Divider(height: 1, thickness: 1),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
child: Row(
children: [
Icon(
Icons.local_shipping,
size: 20,
color: Theme.of(context).primaryColor,
),
const SizedBox(width: 8),
Expanded(
child: Text(
state.selectedCar.plate,
style: TextStyle(
fontWeight: FontWeight.bold,
color: Theme.of(context).primaryColor,
),
),
),
OutlinedButton.icon(
onPressed: () =>
context.read<CarSelectBloc>().add(CarSelectChange()),
icon: const Icon(Icons.swap_horiz, size: 18),
label: const Text("Wechseln"),
style: OutlinedButton.styleFrom(
visualDensity: VisualDensity.compact,
),
),
],
),
),
],
);
},
);
}
}