Add Docker build workflow and mobile application
This commit is contained in:
Sven laptop
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// ignore_for_file: deprecated_member_use
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import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:flutter_map/flutter_map.dart';
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import 'package:latlong2/latlong.dart';
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import '../models/navigation.dart';
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import '../models/schedule.dart' as schedule;
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import '../services/navigation_service.dart';
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class NavigationScreen extends StatefulWidget {
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final schedule.Route route;
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const NavigationScreen({
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super.key,
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required this.route,
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});
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@override
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State<NavigationScreen> createState() => _NavigationScreenState();
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}
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class _NavigationScreenState extends State<NavigationScreen> {
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final _navigationService = NavigationService();
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late MapController _mapController;
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NavigationRoute? _currentRoute;
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NavigationPoint? _currentLocation;
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bool _isLoading = false;
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String? _errorMessage;
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List<NavigationRoute>? _alternativeRoutes;
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@override
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void initState() {
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super.initState();
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_mapController = MapController();
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_initializeNavigation();
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}
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Future<void> _initializeNavigation() async {
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setState(() {
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_isLoading = true;
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_errorMessage = null;
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});
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try {
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// Get current location
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final currentLoc = await _navigationService.getCurrentLocation();
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setState(() => _currentLocation = currentLoc);
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// For demo: use the bus line start stop coordinates
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// In production, fetch actual GPS coordinates for stops
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final startPoint = NavigationPoint(
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latitude: 52.5200,
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longitude: 13.4050,
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name: widget.route.busLine.startStop,
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);
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final endPoint = NavigationPoint(
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latitude: 52.5300,
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longitude: 13.4150,
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name: widget.route.busLine.endStop,
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);
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// Get route
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final navRoute = await _navigationService.getRoute(
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start: startPoint,
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end: endPoint,
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);
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// Get alternative routes
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final alternatives = await _navigationService.getMultipleRoutes(
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start: startPoint,
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end: endPoint,
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);
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if (mounted) {
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setState(() {
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_currentRoute = navRoute;
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_alternativeRoutes = alternatives;
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_isLoading = false;
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});
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// Fit map to route bounds
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_fitMapToRoute(navRoute);
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_errorMessage = e.toString().replaceAll('Exception: ', '');
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_isLoading = false;
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});
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}
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}
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}
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void _fitMapToRoute(NavigationRoute route) {
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final allPoints = route.getAllPoints();
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if (allPoints.isEmpty) return;
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double minLat = allPoints.first.latitude;
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double maxLat = allPoints.first.latitude;
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double minLon = allPoints.first.longitude;
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double maxLon = allPoints.first.longitude;
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for (final point in allPoints) {
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minLat = min(minLat, point.latitude);
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maxLat = max(maxLat, point.latitude);
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minLon = min(minLon, point.longitude);
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maxLon = max(maxLon, point.longitude);
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}
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final bounds = LatLngBounds(
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LatLng(minLat, minLon),
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LatLng(maxLat, maxLon),
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);
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_mapController.fitBounds(
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bounds,
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options: const FitBoundsOptions(padding: EdgeInsets.all(100)),
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);
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text('Route ${widget.route.busLine.lineNumber} Navigation'),
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elevation: 0,
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),
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body: Stack(
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children: [
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// Map
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if (_currentRoute != null)
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FlutterMap(
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mapController: _mapController,
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options: MapOptions(
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initialCenter: LatLng(
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_currentRoute!.start.latitude,
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_currentRoute!.start.longitude,
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),
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initialZoom: 13.0,
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),
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children: [
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TileLayer(
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urlTemplate:
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'https://tile.openstreetmap.org/{z}/{x}/{y}.png',
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userAgentPackageName: 'com.example.bus_terminal',
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),
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MarkerLayer(
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markers: [
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// Start marker
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Marker(
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point: LatLng(
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_currentRoute!.start.latitude,
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_currentRoute!.start.longitude,
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),
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width: 40,
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height: 40,
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child: Container(
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decoration: BoxDecoration(
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color: Colors.green,
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shape: BoxShape.circle,
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border: Border.all(
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color: Colors.white,
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width: 2,
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),
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),
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child: const Icon(
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Icons.location_on,
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color: Colors.white,
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size: 20,
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),
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),
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),
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// End marker
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Marker(
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point: LatLng(
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_currentRoute!.end.latitude,
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_currentRoute!.end.longitude,
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),
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width: 40,
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height: 40,
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child: Container(
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decoration: BoxDecoration(
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color: Colors.red,
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shape: BoxShape.circle,
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border: Border.all(
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color: Colors.white,
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width: 2,
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),
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),
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child: const Icon(
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Icons.location_on,
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color: Colors.white,
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size: 20,
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),
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),
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),
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// Current location marker
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if (_currentLocation != null)
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Marker(
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point: LatLng(
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_currentLocation!.latitude,
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_currentLocation!.longitude,
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),
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width: 30,
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height: 30,
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child: Container(
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decoration: BoxDecoration(
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color: Colors.blue,
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shape: BoxShape.circle,
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border: Border.all(
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color: Colors.white,
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width: 2,
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),
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),
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child: const Icon(
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Icons.directions_bus,
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color: Colors.white,
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size: 16,
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),
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),
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),
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],
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),
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PolylineLayer(
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polylines: [
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// Main route
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Polyline(
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points: _currentRoute!
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.getAllPoints()
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.map((p) => LatLng(p.latitude, p.longitude))
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.toList(),
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color: Colors.blue,
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strokeWidth: 4,
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),
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// Alternative routes (lighter)
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if (_alternativeRoutes != null)
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...List.generate(
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_alternativeRoutes!.length,
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(i) => Polyline(
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points: _alternativeRoutes![i]
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.getAllPoints()
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.map((p) => LatLng(p.latitude, p.longitude))
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.toList(),
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color: Colors.grey.withOpacity(0.5),
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strokeWidth: 2,
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),
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),
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],
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),
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],
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)
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else if (_isLoading)
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const Center(child: CircularProgressIndicator())
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else if (_errorMessage != null)
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Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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Icons.error_outline,
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size: 64,
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color: Colors.red[300],
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),
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const SizedBox(height: 16),
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Text(
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'Failed to load route',
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style: Theme.of(context).textTheme.titleMedium,
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),
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const SizedBox(height: 8),
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Text(
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_errorMessage!,
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style: Theme.of(context).textTheme.bodySmall,
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textAlign: TextAlign.center,
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),
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],
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),
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),
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// Route info panel
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if (_currentRoute != null)
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Positioned(
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bottom: 0,
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left: 0,
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right: 0,
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child: Container(
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: const BorderRadius.only(
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topLeft: Radius.circular(16),
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topRight: Radius.circular(16),
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),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.1),
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blurRadius: 10,
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offset: const Offset(0, -2),
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),
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],
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),
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child: SingleChildScrollView(
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Route title
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Text(
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'Route Summary',
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style: Theme.of(context)
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.textTheme
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.titleMedium
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?.copyWith(fontWeight: FontWeight.bold),
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),
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const SizedBox(height: 16),
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// Route info row
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceAround,
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children: [
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Column(
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children: [
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Icon(
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Icons.straighten,
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size: 32,
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color: Colors.blue,
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),
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const SizedBox(height: 8),
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Text(
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'${_currentRoute!.getTotalDistanceKm()} km',
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style: Theme.of(context)
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.textTheme
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.titleSmall
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?.copyWith(fontWeight: FontWeight.bold),
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),
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],
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),
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Column(
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children: [
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Icon(
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Icons.timer,
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size: 32,
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color: Colors.orange,
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),
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const SizedBox(height: 8),
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Text(
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_currentRoute!.getTotalDurationHM(),
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style: Theme.of(context)
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.textTheme
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.titleSmall
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?.copyWith(fontWeight: FontWeight.bold),
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),
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],
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),
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Column(
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children: [
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Icon(
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Icons.speed,
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size: 32,
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color: Colors.green,
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),
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const SizedBox(height: 8),
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Text(
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'${(_currentRoute!.totalDistance / _currentRoute!.totalDuration * 3.6).toStringAsFixed(0)} km/h',
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style: Theme.of(context)
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.textTheme
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.titleSmall
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?.copyWith(fontWeight: FontWeight.bold),
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),
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],
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),
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],
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),
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const SizedBox(height: 16),
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// Route details
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Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.grey[100],
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borderRadius: BorderRadius.circular(8),
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Icon(
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Icons.location_on,
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color: Colors.green,
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size: 20,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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'From: ${_currentRoute!.start.name}',
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style: Theme.of(context)
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.textTheme
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.bodyMedium,
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),
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),
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],
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),
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const SizedBox(height: 8),
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Row(
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children: [
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Icon(
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Icons.location_on,
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color: Colors.red,
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size: 20,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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'To: ${_currentRoute!.end.name}',
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style: Theme.of(context)
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.textTheme
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.bodyMedium,
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),
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),
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],
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),
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],
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),
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),
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],
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),
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),
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),
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),
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),
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],
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),
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);
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}
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}
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Reference in New Issue
Block a user