Files
Run_vision_pro_inicial_DB/lib/screens/google_map_screen.dart
2026-03-15 14:47:33 +00:00

538 lines
21 KiB
Dart

import 'dart:async';
import 'dart:ui' as ui;
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:google_maps_flutter/google_maps_flutter.dart';
import 'package:geolocator/geolocator.dart';
import 'package:flutter_polyline_points/flutter_polyline_points.dart';
import '../constants/app_colors.dart';
import '../constants/app_strings.dart';
class GoogleMapScreen extends StatefulWidget {
const GoogleMapScreen({super.key});
@override
State<GoogleMapScreen> createState() => _GoogleMapScreenState();
}
class _GoogleMapScreenState extends State<GoogleMapScreen> {
// CONFIGURAÇÃO: Insira aqui sua chave da Google Cloud com Directions API ativa
final String googleApiKey = "AIzaSyCk84rxmF044cxKLABf55rEKHDqOcyoV5k";
GoogleMapController? _mapController;
StreamSubscription<Position>? _positionStreamSubscription;
Timer? _stopwatchTimer;
DateTime? _lastUpdate;
final List<LatLng> _routePoints = [];
List<LatLng> _remainingPlannedPoints = []; // Lista para o trajeto que encurta
final Set<Polyline> _polylines = {};
final Set<Marker> _markers = {};
LatLng? _plannedEnd;
bool _isPlanningMode = false;
bool _isRunning = false;
bool _isLoading = true;
double _currentSpeed = 0.0;
double _totalDistance = 0.0;
LatLng _currentPosition = const LatLng(38.7223, -9.1393);
int _secondsElapsed = 0;
int _countdownValue = 3;
bool _isCountingDown = false;
BitmapDescriptor? _arrowIcon;
BitmapDescriptor? _finishIcon;
@override
void initState() {
super.initState();
_setupIconsAndTracking();
}
Future<void> _setupIconsAndTracking() async {
_finishIcon = await _createPremiumMarker(AppColors.coral, Icons.flag_rounded, 65);
// Borda agora é proporcional ao tamanho (25).
_arrowIcon = await _createArrowMarker(Colors.black, Colors.white, 85);
await _initTracking();
}
Future<BitmapDescriptor> _createPremiumMarker(Color color, IconData icon, double size) async {
final ui.PictureRecorder recorder = ui.PictureRecorder();
final Canvas canvas = Canvas(recorder);
final Paint shadowPaint = Paint()
..color = Colors.black.withOpacity(0.4)
..maskFilter = const MaskFilter.blur(BlurStyle.normal, 6);
canvas.drawCircle(Offset(size / 2, size / 2 + 3), size / 2, shadowPaint);
canvas.drawCircle(Offset(size / 2, size / 2), size / 2, Paint()..color = Colors.white);
canvas.drawCircle(Offset(size / 2, size / 2), size / 2 - 5, Paint()..color = color);
TextPainter textPainter = TextPainter(textDirection: TextDirection.ltr);
textPainter.text = TextSpan(
text: String.fromCharCode(icon.codePoint),
style: TextStyle(
fontSize: size * 0.6,
fontFamily: icon.fontFamily,
color: Colors.white,
fontWeight: FontWeight.bold));
textPainter.layout();
textPainter.paint(canvas, Offset((size - textPainter.width) / 2, (size - textPainter.height) / 2));
final ui.Image image = await recorder.endRecording().toImage(size.toInt(), size.toInt() + 6);
final ByteData? byteData = await image.toByteData(format: ui.ImageByteFormat.png);
return BitmapDescriptor.bytes(byteData!.buffer.asUint8List());
}
Future<BitmapDescriptor> _createArrowMarker(Color color, Color borderColor, double size) async {
final ui.PictureRecorder recorder = ui.PictureRecorder();
final Canvas canvas = Canvas(recorder);
final Path path = Path();
path.moveTo(size / 2, 0);
path.lineTo(size * 0.9, size);
path.lineTo(size / 2, size * 0.7);
path.lineTo(size * 0.1, size);
path.close();
canvas.drawPath(
path.shift(const Offset(0, 4)),
Paint()
..color = Colors.black38
..maskFilter = const MaskFilter.blur(BlurStyle.normal, 4));
canvas.drawPath(path, Paint()..color = color);
// CORREÇÃO: Borda escala proporcionalmente (12% do tamanho)
double strokeWidth = size * 0.12;
canvas.drawPath(path, Paint()..color = borderColor..style = ui.PaintingStyle.stroke..strokeWidth = strokeWidth);
final ui.Image image = await recorder.endRecording().toImage(size.toInt(), size.toInt() + 6);
final ByteData? byteData = await image.toByteData(format: ui.ImageByteFormat.png);
return BitmapDescriptor.bytes(byteData!.buffer.asUint8List());
}
@override
void dispose() {
_positionStreamSubscription?.cancel();
_stopwatchTimer?.cancel();
_mapController?.dispose();
super.dispose();
}
Future<void> _initTracking() async {
bool serviceEnabled = await Geolocator.isLocationServiceEnabled();
if (!serviceEnabled) return;
LocationPermission permission = await Geolocator.checkPermission();
if (permission == LocationPermission.denied) {
permission = await Geolocator.requestPermission();
if (permission == LocationPermission.denied) return;
}
Position position = await Geolocator.getCurrentPosition(desiredAccuracy: LocationAccuracy.bestForNavigation);
_currentPosition = LatLng(position.latitude, position.longitude);
// Adiciona ponto inicial para permitir rotação imediata
_routePoints.add(_currentPosition);
setState(() => _isLoading = false);
_updateMarkers(); // Força a exibição imediata
_startLocationStream();
}
void _startLocationStream() {
_positionStreamSubscription = Geolocator.getPositionStream(
locationSettings: const LocationSettings(accuracy: LocationAccuracy.bestForNavigation, distanceFilter: 0)
).listen((Position position) {
final now = DateTime.now();
if (_lastUpdate == null || now.difference(_lastUpdate!).inMilliseconds > 500) {
_lastUpdate = now;
_updatePosition(LatLng(position.latitude, position.longitude), position.speed);
}
});
}
void _updatePosition(LatLng newPoint, double speed) {
if (!mounted) return;
setState(() {
if (_isRunning) {
if (_routePoints.isNotEmpty) {
_totalDistance += Geolocator.distanceBetween(_currentPosition.latitude, _currentPosition.longitude, newPoint.latitude, newPoint.longitude);
}
_routePoints.add(newPoint);
_updateTraveledPolylines();
// Lógica para consumir o trajeto planejado à medida que passamos por ele
if (_remainingPlannedPoints.isNotEmpty) {
while (_remainingPlannedPoints.length > 1) {
double distanceToPoint = Geolocator.distanceBetween(
newPoint.latitude, newPoint.longitude,
_remainingPlannedPoints[0].latitude, _remainingPlannedPoints[0].longitude
);
// Se estivermos a menos de 15m do ponto do trajeto, removemo-lo
if (distanceToPoint < 15) {
_remainingPlannedPoints.removeAt(0);
} else {
break;
}
}
_updateRemainingPolyline();
}
} else {
// Antes da corrida, mantém os últimos pontos para calcular a rotação
if (_routePoints.length >= 2) _routePoints.removeAt(0);
_routePoints.add(newPoint);
}
_currentSpeed = speed >= 0 ? speed : 0;
_currentPosition = newPoint;
_updateMarkers();
if (_plannedEnd != null && _isRunning) {
double distToEnd = Geolocator.distanceBetween(newPoint.latitude, newPoint.longitude, _plannedEnd!.latitude, _plannedEnd!.longitude);
if (distToEnd < 15) {
_finishRun();
}
}
});
if (_mapController != null) {
_mapController!.animateCamera(CameraUpdate.newLatLng(newPoint));
}
}
void _updateTraveledPolylines() {
if (_routePoints.length > 1) {
_polylines.removeWhere((p) => p.polylineId.value == 'route' || p.polylineId.value == 'route_glow');
_polylines.add(Polyline(polylineId: const PolylineId('route_glow'), points: List.from(_routePoints), color: Colors.cyanAccent.withOpacity(0.3), width: 14, zIndex: 9));
_polylines.add(Polyline(polylineId: const PolylineId('route'), points: List.from(_routePoints), color: Colors.white, width: 6, patterns: [PatternItem.dot, PatternItem.gap(15)], jointType: JointType.round, zIndex: 10));
}
}
void _updateRemainingPolyline() {
_polylines.removeWhere((p) => p.polylineId.value == 'planned_preview');
if (_remainingPlannedPoints.isNotEmpty) {
// A linha coral começa na posição atual do usuário e segue o que resta
List<LatLng> pointsToDraw = [_currentPosition, ..._remainingPlannedPoints];
_polylines.add(Polyline(
polylineId: const PolylineId('planned_preview'),
points: pointsToDraw,
color: AppColors.coral.withOpacity(0.5),
width: 4,
patterns: [PatternItem.dash(20), PatternItem.gap(10)],
zIndex: 8,
));
}
}
void _updateMarkers() {
_markers.removeWhere((m) => m.markerId.value == 'follower');
_markers.add(Marker(
markerId: const MarkerId('follower'),
position: _currentPosition,
rotation: _calculateRotation(_routePoints),
flat: true,
anchor: const Offset(0.5, 0.5),
icon: _arrowIcon ?? BitmapDescriptor.defaultMarker,
zIndex: 12
));
}
double _calculateRotation(List<LatLng> points) {
if (points.length < 2) return 0;
LatLng p1 = points[points.length - 2];
LatLng p2 = points.last;
return Geolocator.bearingBetween(p1.latitude, p1.longitude, p2.latitude, p2.longitude);
}
Future<List<LatLng>> _getRoutePolyline(LatLng start, LatLng end) async {
try {
PolylinePoints polylinePoints = PolylinePoints();
PolylineResult result = await polylinePoints.getRouteBetweenCoordinates(
request: PolylineRequest(
origin: PointLatLng(start.latitude, start.longitude),
destination: PointLatLng(end.latitude, end.longitude),
mode: TravelMode.walking,
),
googleApiKey: googleApiKey,
);
List<LatLng> coords = [];
if (result.points.isNotEmpty) {
for (var point in result.points) {
coords.add(LatLng(point.latitude, point.longitude));
}
}
return coords;
} catch (e) {
debugPrint("Erro ao buscar rota: $e");
return [];
}
}
void _onMapTap(LatLng point) async {
if (!_isPlanningMode) return;
setState(() {
_plannedEnd = point;
_markers.removeWhere((m) => m.markerId.value == 'planned_end');
_markers.add(Marker(markerId: const MarkerId('planned_end'), position: point, icon: _finishIcon ?? BitmapDescriptor.defaultMarker, zIndex: 5, infoWindow: InfoWindow(title: AppStrings.finishPoint)));
});
List<LatLng> streetPoints = await _getRoutePolyline(_currentPosition, point);
if (streetPoints.isEmpty) {
streetPoints = [_currentPosition, point];
}
setState(() {
_remainingPlannedPoints = List.from(streetPoints);
_updateRemainingPolyline();
});
_showConfirmationDialog();
}
void _showStartOptions() {
showModalBottomSheet(
context: context,
backgroundColor: Colors.transparent,
builder: (context) => Container(
margin: const EdgeInsets.all(20),
decoration: BoxDecoration(color: AppColors.backgroundGrey, borderRadius: BorderRadius.circular(30), border: Border.all(color: Colors.white10)),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const SizedBox(height: 15),
Container(width: 40, height: 4, decoration: BoxDecoration(color: Colors.white24, borderRadius: BorderRadius.circular(2))),
const SizedBox(height: 25),
_buildOptionTile(Icons.location_on_rounded, AppStrings.markDestination, () {
Navigator.pop(context);
setState(() => _isPlanningMode = true);
}),
const Divider(color: Colors.white10, indent: 20, endIndent: 20),
_buildOptionTile(Icons.history_rounded, AppStrings.chooseRoute, () {
Navigator.pop(context);
}),
const SizedBox(height: 20),
],
),
),
);
}
void _showConfirmationDialog() {
showDialog(
context: context,
builder: (context) => AlertDialog(
backgroundColor: AppColors.backgroundGrey,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(25)),
title: Text(AppStrings.confirmDestination, style: const TextStyle(color: Colors.white, fontWeight: FontWeight.bold)),
actions: [
TextButton(onPressed: () => Navigator.pop(context), child: Text(AppStrings.cancel, style: const TextStyle(color: Colors.white54))),
ElevatedButton(
onPressed: () {
Navigator.pop(context);
_startCountdown();
},
style: ElevatedButton.styleFrom(backgroundColor: AppColors.coral, shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(15))),
child: Text(AppStrings.yes, style: const TextStyle(color: Colors.white, fontWeight: FontWeight.bold)),
),
],
),
);
}
void _startCountdown() {
setState(() {
_isCountingDown = true;
_countdownValue = 3;
_isPlanningMode = false;
});
Timer.periodic(const Duration(seconds: 1), (timer) {
if (_countdownValue == 1) {
timer.cancel();
_startRun();
} else {
setState(() => _countdownValue--);
}
});
}
void _startRun() {
setState(() {
_isCountingDown = false;
_isRunning = true;
_totalDistance = 0.0;
_secondsElapsed = 0;
_routePoints.clear();
_routePoints.add(_currentPosition);
});
_stopwatchTimer = Timer.periodic(const Duration(seconds: 1), (timer) {
setState(() => _secondsElapsed++);
});
}
void _finishRun() {
_stopwatchTimer?.cancel();
setState(() {
_isRunning = false;
_remainingPlannedPoints.clear();
_polylines.removeWhere((p) => p.polylineId.value == 'planned_preview');
});
showDialog(
context: context,
barrierDismissible: false,
builder: (context) => AlertDialog(
backgroundColor: AppColors.backgroundGrey,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(30)),
content: Column(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(Icons.check_circle_rounded, color: Colors.greenAccent, size: 70),
const SizedBox(height: 20),
Text(AppStrings.runFinished, style: const TextStyle(color: Colors.white, fontSize: 22, fontWeight: FontWeight.w900)),
const SizedBox(height: 25),
_buildResultRow(AppStrings.totalDistance, _formatDistance(_totalDistance)),
const SizedBox(height: 15),
_buildResultRow(AppStrings.totalTime, _formatTime(_secondsElapsed)),
const SizedBox(height: 30),
SizedBox(
width: double.infinity,
child: ElevatedButton(
onPressed: () => Navigator.pop(context),
style: ElevatedButton.styleFrom(backgroundColor: AppColors.coral, padding: const EdgeInsets.symmetric(vertical: 15), shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(15))),
child: Text(AppStrings.close, style: const TextStyle(fontWeight: FontWeight.bold)),
),
),
],
),
),
);
}
String _formatDistance(double meters) {
if (meters < 1000) return "${meters.toStringAsFixed(0)} ${AppStrings.metersUnit}";
return "${(meters / 1000).toStringAsFixed(2)} ${AppStrings.kmUnit}";
}
String _formatTime(int seconds) {
int hours = seconds ~/ 3600;
int minutes = (seconds % 3600) ~/ 60;
int remainingSeconds = seconds % 60;
return "${hours.toString().padLeft(2, '0')}:${minutes.toString().padLeft(2, '0')}:${remainingSeconds.toString().padLeft(2, '0')}";
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: AppColors.background,
appBar: AppBar(title: Text(_isRunning ? AppStrings.mapTitleRunning : AppStrings.mapTitlePlanning, style: const TextStyle(fontWeight: FontWeight.w900, color: Colors.white, letterSpacing: 2)), centerTitle: true, backgroundColor: Colors.transparent, elevation: 0, leading: IconButton(icon: const Icon(Icons.arrow_back_ios_new, color: Colors.white), onPressed: () => Navigator.pop(context))),
extendBodyBehindAppBar: true,
body: Stack(
children: [
Center(
child: Container(
width: MediaQuery.of(context).size.width * 0.94, height: MediaQuery.of(context).size.height * 0.7,
decoration: BoxDecoration(color: AppColors.backgroundGrey, borderRadius: BorderRadius.circular(55), border: Border.all(color: Colors.white10, width: 3), boxShadow: const [BoxShadow(color: Colors.black54, blurRadius: 40)]),
child: ClipRRect(borderRadius: BorderRadius.circular(52), child: _isLoading ? const Center(child: CircularProgressIndicator(color: AppColors.coral)) : GoogleMap(initialCameraPosition: CameraPosition(target: _currentPosition, zoom: 17.5), onMapCreated: (controller) => _mapController = controller, onTap: _onMapTap, markers: _markers, polylines: _polylines, zoomControlsEnabled: false, myLocationButtonEnabled: false, compassEnabled: false, mapToolbarEnabled: false))
),
),
Positioned(
top: 115, left: 20, right: 20,
child: Container(
padding: const EdgeInsets.symmetric(vertical: 20),
decoration: BoxDecoration(color: AppColors.background.withOpacity(0.95), borderRadius: BorderRadius.circular(25), border: Border.all(color: Colors.white10)),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
_buildStat(AppStrings.mapPace, (_currentSpeed * 3.6).toStringAsFixed(1), AppStrings.kmhUnit),
_buildDivider(),
_buildStat(AppStrings.mapRoute, _formatDistanceValue(_totalDistance), _totalDistance < 1000 ? AppStrings.metersUnit : AppStrings.kmUnit),
_buildDivider(),
_buildStat(AppStrings.mapTime, _formatTimeShort(_secondsElapsed), ""),
],
),
),
),
if (_isCountingDown)
Container(
color: Colors.black54,
child: Center(
child: Text("$_countdownValue", style: const TextStyle(color: Colors.white, fontSize: 150, fontWeight: FontWeight.w900)),
),
),
if (_isPlanningMode)
Positioned(
bottom: 120, left: 60, right: 60,
child: Container(
padding: const EdgeInsets.all(15),
decoration: BoxDecoration(color: AppColors.coral.withOpacity(0.9), borderRadius: BorderRadius.circular(20)),
child: Text(AppStrings.markDestination, textAlign: TextAlign.center, style: const TextStyle(color: Colors.white, fontWeight: FontWeight.bold)),
),
),
],
),
floatingActionButton: FloatingActionButton.extended(
onPressed: _isRunning ? _finishRun : _showStartOptions,
label: Text(_isRunning ? AppStrings.btnStop : AppStrings.btnStartRun, style: const TextStyle(fontWeight: FontWeight.w900, letterSpacing: 1.5)),
icon: Icon(_isRunning ? Icons.stop_rounded : Icons.play_arrow_rounded, size: 32),
backgroundColor: _isRunning ? AppColors.coral : Colors.white,
foregroundColor: _isRunning ? Colors.white : AppColors.background,
elevation: 15,
),
floatingActionButtonLocation: FloatingActionButtonLocation.centerFloat,
);
}
Widget _buildOptionTile(IconData icon, String title, VoidCallback onTap) {
return ListTile(
leading: Container(padding: const EdgeInsets.all(8), decoration: BoxDecoration(color: Colors.white.withOpacity(0.05), shape: BoxShape.circle), child: Icon(icon, color: AppColors.coral)),
title: Text(title, style: const TextStyle(color: Colors.white, fontWeight: FontWeight.bold)),
trailing: const Icon(Icons.arrow_forward_ios_rounded, color: Colors.white24, size: 16),
onTap: onTap,
);
}
Widget _buildResultRow(String label, String value) {
return Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(label, style: const TextStyle(color: Colors.white54, fontWeight: FontWeight.bold)),
Text(value, style: const TextStyle(color: Colors.white, fontSize: 18, fontWeight: FontWeight.w900)),
],
);
}
String _formatDistanceValue(double meters) {
if (meters < 1000) return meters.toStringAsFixed(0);
return (meters / 1000).toStringAsFixed(2);
}
String _formatTimeShort(int seconds) {
int mins = seconds ~/ 60;
int secs = seconds % 60;
return "${mins.toString().padLeft(2, '0')}:${secs.toString().padLeft(2, '0')}";
}
Widget _buildDivider() => Container(width: 1, height: 30, color: Colors.white10);
Widget _buildStat(String label, String value, String unit) {
return Column(
mainAxisSize: MainAxisSize.min,
children: [
Text(label, style: const TextStyle(color: Colors.white54, fontSize: 9, fontWeight: FontWeight.w900, letterSpacing: 1)),
const SizedBox(height: 4),
Row(
crossAxisAlignment: CrossAxisAlignment.baseline,
textBaseline: TextBaseline.alphabetic,
children: [
Text(value, style: const TextStyle(color: Colors.white, fontSize: 22, fontWeight: FontWeight.w900)),
if (unit.isNotEmpty) ...[const SizedBox(width: 2), Text(unit, style: const TextStyle(color: Colors.white54, fontSize: 9, fontWeight: FontWeight.bold))],
],
),
],
);
}
}