Merge pull request 'feature/routing-map' (#15) from feature/routing-map into main
Reviewed-on: #15
This commit is contained in:
commit
67b56b5764
@ -244,7 +244,7 @@ class _ItemMenuState extends State<ItemMenu> with ShowErrorDialog {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => Mapboxpages(
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builder: (_) => MapboxPages(
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title: '${widget.title}',
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place: '${place}')));
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},
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@ -1,18 +1,16 @@
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import 'dart:convert';
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import 'dart:typed_data';
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import 'dart:io';
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import 'package:flutter/services.dart'; // For loading assets
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import 'package:flutter/material.dart';
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import 'package:flutter_dotenv/flutter_dotenv.dart'; // For environment variables
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import 'package:flutter/services.dart'; // For loading assets
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import 'package:http/http.dart' as http;
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import 'package:mapbox_gl/mapbox_gl.dart';
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import 'package:flutter_dotenv/flutter_dotenv.dart'; // Import dotenv
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:geolocator/geolocator.dart'; // For getting the user's location
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import '../classes/alert.dart'; // Assuming this contains your error dialog code.
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import '../classes/events.dart'; // Your Event class, assuming you are using it.
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import '../variable/globals.dart' as globals;
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import 'package:shared_preferences/shared_preferences.dart';
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void main() async {
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await dotenv.load(fileName: ".env"); // Load .env file
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runApp(const MyApp());
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@ -24,46 +22,48 @@ class MyApp extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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title: 'Flutter Demo',
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title: 'Flutter Directions Example',
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theme: ThemeData(
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primarySwatch: Colors.blue,
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),
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home: const Mapboxpages(title: 'Event Location', place: "Flutter"),
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home: const MapboxPages(title: 'Event Location', place: "Flutter"),
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);
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}
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}
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class Mapboxpages extends StatefulWidget {
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const Mapboxpages({Key? key, required this.title, required this.place})
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class MapboxPages extends StatefulWidget {
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const MapboxPages({Key? key, required this.title, required this.place})
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: super(key: key);
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final String title;
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final String place;
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@override
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State<Mapboxpages> createState() => _MapboxpagesState();
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State<MapboxPages> createState() => _MapboxPagesState();
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}
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class _MapboxpagesState extends State<Mapboxpages> with ShowErrorDialog {
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class _MapboxPagesState extends State<MapboxPages> with ShowErrorDialog {
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late MapboxMapController mapController;
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late String mapboxAccessToken;
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late MapboxMapController mapController; // Mark mapController as nullable
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List<LatLng> routeCoordinates = [];
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String selectedMode = 'driving';
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double longitude = 0.0;
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double latitude = 0.0;
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bool isLoading = true;
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late LatLng userPosition;
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bool isUserPositionInitialized = false;
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Line? currentRouteLine;
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@override
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void initState() {
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super.initState();
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_initToken();
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_getEventInfo();
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_getUserLocation();
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}
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// Load the Mapbox access token from the .env file
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void _initToken() {
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mapboxAccessToken = dotenv.env['MAPBOX_ACCESS_TOKEN'] ?? '';
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if (mapboxAccessToken.isEmpty) {
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showErrorDialog(context, "Mapbox Access Token is not available.");
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return;
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}
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}
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@ -76,68 +76,110 @@ class _MapboxpagesState extends State<Mapboxpages> with ShowErrorDialog {
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var responseGet = await http.get(urlGet,
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headers: {HttpHeaders.cookieHeader: 'access_token=${accessToken}'});
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stderr.writeln('Response Get status: ${responseGet.statusCode}');
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if (responseGet.statusCode == 200) {
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var events = jsonDecode(utf8.decode(responseGet.bodyBytes));
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latitude = events["latitude"];
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longitude = events["longitude"];
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setState(() {
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isLoading = false;
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});
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} else {
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var text = "";
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switch (responseGet.statusCode) {
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case 400:
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{
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text = "Requête mal construite";
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}
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break;
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case 406:
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{
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text = "Mot de passe incorrect";
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}
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break;
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case 404:
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{
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text = "Utilisateur inconnu";
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}
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break;
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case 403:
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{
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text = "Vous n'avez pas l'autorisation de faire cette action";
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}
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break;
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case 410:
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{
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text = "Token invalide";
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}
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break;
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case 500:
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{
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text = "Probleme interne du serveur";
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}
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break;
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default:
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{
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text = "Probleme d'authentification inconnu";
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}
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break;
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}
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showErrorDialog(context, text);
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_handleErrorResponse(responseGet.statusCode);
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}
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} else {
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showErrorDialog(context, "Cache invalide");
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showErrorDialog(context, "Invalid cache.");
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}
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}
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// Load image from assets as Uint8List
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Future<Uint8List> _loadMarkerImage() async {
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final ByteData data = await rootBundle.load('images/marker.png');
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return data.buffer.asUint8List();
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void _handleErrorResponse(int statusCode) {
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String text;
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switch (statusCode) {
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case 400:
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text = "Bad Request.";
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break;
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case 406:
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text = "Incorrect Password.";
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break;
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case 404:
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text = "User Not Found.";
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break;
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case 403:
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text = "Action not permitted.";
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break;
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case 410:
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text = "Invalid Token.";
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break;
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case 500:
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text = "Internal Server Error.";
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break;
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default:
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text = "Unknown error.";
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}
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showErrorDialog(context, text);
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}
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void _onMapCreated(MapboxMapController controller) {
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mapController = controller;
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Future<void> _getUserLocation() async {
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try {
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bool serviceEnabled = await Geolocator.isLocationServiceEnabled();
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if (!serviceEnabled) {
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showErrorDialog(context, "Location services are disabled.");
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return;
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}
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LocationPermission permission = await Geolocator.checkPermission();
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if (permission == LocationPermission.denied) {
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permission = await Geolocator.requestPermission();
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if (permission == LocationPermission.denied) {
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showErrorDialog(context, "Location permissions are denied.");
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return;
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}
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}
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if (permission == LocationPermission.deniedForever) {
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showErrorDialog(context,
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"Location permissions are permanently denied. Enable them in settings.");
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return;
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}
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LocationSettings locationSettings = LocationSettings(
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accuracy: LocationAccuracy.high,
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distanceFilter:
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10, // Optional: Minimum distance (in meters) to trigger location update
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);
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Position position = await Geolocator.getCurrentPosition(
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locationSettings: locationSettings,
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);
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setState(() {
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userPosition = LatLng(position.latitude, position.longitude);
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isUserPositionInitialized = true;
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});
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_initToken();
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_getEventInfo();
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} catch (e) {
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showErrorDialog(context, "Failed to get user location: $e");
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}
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}
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Future<void> _fetchRoute(
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LatLng origin, LatLng destination, String mode) async {
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final url = Uri.parse(
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'https://api.mapbox.com/directions/v5/mapbox/$mode/${origin.longitude},${origin.latitude};${destination.longitude},${destination.latitude}?geometries=geojson&access_token=$mapboxAccessToken',
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);
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final response = await http.get(url);
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if (response.statusCode == 200) {
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final data = jsonDecode(response.body);
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final geometry = data['routes'][0]['geometry']['coordinates'];
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setState(() {
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routeCoordinates = geometry.map<LatLng>((coord) {
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return LatLng(coord[1], coord[0]);
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}).toList();
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});
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} else {
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showErrorDialog(
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context, "Failed to fetch the route: ${response.statusCode}");
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}
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}
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// Called when the map is created
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@ -152,15 +194,15 @@ class _MapboxpagesState extends State<Mapboxpages> with ShowErrorDialog {
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// Ensure the coordinates are valid
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if (latitude != 0.0 && longitude != 0.0) {
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// Load marker image as Uint8List
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final markerImage = await _loadMarkerImage();
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final userMarkerImage = await _loadMarkerImage('images/marker.png');
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// Register the image with Mapbox
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await mapController!.addImage("custom-marker", markerImage);
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await mapController.addImage('event-marker', userMarkerImage);
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final symbolOptions = SymbolOptions(
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geometry: LatLng(latitude, longitude),
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iconImage: "custom-marker", // Use the registered custom marker
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iconSize: 0.5, // Optional: Adjust size
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iconImage: "event-marker", // Use the registered custom marker
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iconSize: 0.4, // Optional: Adjust size
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);
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// Debugging symbol options
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@ -181,21 +223,166 @@ class _MapboxpagesState extends State<Mapboxpages> with ShowErrorDialog {
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}
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}
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Future<void> _drawRouteAndMarkers() async {
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// Remove previous route line if it exists
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if (currentRouteLine != null) {
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await mapController.removeLine(currentRouteLine!);
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currentRouteLine = null;
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}
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if (!isUserPositionInitialized) {
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showErrorDialog(
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context, "User position is not yet initialized. Try again.");
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return;
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}
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if (mapController != null &&
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userPosition != null &&
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latitude != 0.0 &&
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longitude != 0.0) {
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final destination = LatLng(latitude, longitude);
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// Register the custom images
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// Add event marker
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final userMarkerImage = await _loadMarkerImage('images/marker.png');
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// Register the image with Mapbox
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await mapController.addImage('user-marker', userMarkerImage);
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await mapController.addSymbol(SymbolOptions(
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geometry: userPosition,
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iconImage: 'user-marker', // Custom icon for event
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iconSize: 0.4,
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));
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// Fetch and draw route
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await _fetchRoute(userPosition, destination, selectedMode);
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if (routeCoordinates.isNotEmpty) {
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currentRouteLine = await mapController.addLine(
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LineOptions(
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geometry: routeCoordinates,
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lineColor: '#3b9ddd',
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lineWidth: 5.0,
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lineOpacity: 0.8,
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),
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);
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_zoomToFitRoute(routeCoordinates);
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}
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} else {
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showErrorDialog(context, "Invalid coordinates or user position.");
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}
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}
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void _zoomToFitRoute(List<LatLng> coordinates) {
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// Calculate the bounding box
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double minLat = coordinates.first.latitude;
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double maxLat = coordinates.first.latitude;
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double minLng = coordinates.first.longitude;
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double maxLng = coordinates.first.longitude;
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for (LatLng coord in coordinates) {
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if (coord.latitude < minLat) minLat = coord.latitude;
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if (coord.latitude > maxLat) maxLat = coord.latitude;
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if (coord.longitude < minLng) minLng = coord.longitude;
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if (coord.longitude > maxLng) maxLng = coord.longitude;
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}
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// Define the bounds
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LatLng southwest = LatLng(minLat, minLng);
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LatLng northeast = LatLng(maxLat, maxLng);
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mapController.moveCamera(
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CameraUpdate.newLatLngBounds(
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LatLngBounds(southwest: southwest, northeast: northeast),
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left: 50, // Padding on the left
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top: 50, // Padding on the top
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right: 50, // Padding on the right
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bottom: 50, // Padding on the bottom
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),
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);
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}
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// Load image from assets
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Future<Uint8List> _loadMarkerImage(String assetPath) async {
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final ByteData data = await rootBundle.load(assetPath);
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return data.buffer.asUint8List();
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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(title: Text(widget.place)),
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body: isLoading
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? Center(child: CircularProgressIndicator())
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: MapboxMap(
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accessToken: mapboxAccessToken, // Your Mapbox API key
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onMapCreated: _onMapCreated,
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onStyleLoadedCallback: _onStyleLoaded,
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initialCameraPosition: CameraPosition(
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target: LatLng(latitude, longitude),
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zoom: 14.0,
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appBar: AppBar(
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title: Text(widget.place),
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actions: [
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DropdownButton<String>(
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value: selectedMode,
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items: [
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DropdownMenuItem(
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value: 'walking',
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child: Row(
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children: [
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Icon(Icons.directions_walk, color: Colors.blue),
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SizedBox(width: 8),
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Text('Walking'),
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],
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),
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),
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DropdownMenuItem(
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value: 'cycling',
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child: Row(
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children: [
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Icon(Icons.directions_bike, color: Colors.green),
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SizedBox(width: 8),
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Text('Cycling'),
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],
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),
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),
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DropdownMenuItem(
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value: 'driving',
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child: Row(
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children: [
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Icon(Icons.directions_car, color: Colors.red),
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SizedBox(width: 8),
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Text('Driving'),
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],
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),
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),
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],
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onChanged: (mode) {
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setState(() {
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selectedMode = mode!;
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});
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},
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)
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],
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),
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body: Stack(
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children: [
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isLoading
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? Center(child: CircularProgressIndicator())
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: MapboxMap(
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accessToken: mapboxAccessToken,
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onMapCreated: (controller) {
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mapController = controller;
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},
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onStyleLoadedCallback: _onStyleLoaded,
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initialCameraPosition: CameraPosition(
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target: LatLng(latitude, longitude),
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zoom: 14.0,
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),
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),
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Positioned(
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bottom: 20,
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right: 20,
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child: FloatingActionButton(
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onPressed: _drawRouteAndMarkers,
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child: Icon(Icons.directions),
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tooltip: 'Get Directions and Markers',
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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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Block a user