Initial commit: SIBU 2.0 MISSION

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2026-02-21 09:53:31 -05:00
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import 'dart:async';
import 'dart:math' as math;
import 'package:flutter/material.dart';
import 'package:google_maps_flutter/google_maps_flutter.dart';
import 'package:fluttertoast/fluttertoast.dart';
import '../../models/bus_stop_model.dart';
import '../../models/route_model.dart';
import '../../services/transportation_service.dart';
import '../../services/app_state_service.dart';
import '../../services/supabase_service.dart';
import '../../widgets/custom_bottom_bar.dart';
import '../../widgets/route_selection_bottom_sheet.dart';
import '../../widgets/debug_banner_widget.dart';
import './widgets/bus_arrival_bottom_sheet.dart';
class MapScreen extends StatefulWidget {
const MapScreen({super.key});
@override
State<MapScreen> createState() => _MapScreenState();
}
class _MapScreenState extends State<MapScreen> {
final TransportationService _transportationService = TransportationService();
final AppStateService _appStateService = AppStateService();
GoogleMapController? _mapController;
// State variables
List<BusStopModel> _routeStops = [];
BusStopModel? _selectedStop;
Set<Marker> _markers = {};
bool _isLoading = false;
String? _error;
String? _nextBusMessage;
String? _lastRoutesError;
int _routeCount = 0;
// New connection check state variables
bool _isConnected = false;
String _connectionStatus = 'Not checked';
// Panama coordinates (centered around David/Boquete area)
static const LatLng _initialPosition = LatLng(8.4177, -82.4270);
@override
void initState() {
super.initState();
_appStateService.addListener(_onGlobalStateChanged);
_performSupabaseConnectionCheck();
}
@override
void dispose() {
_appStateService.removeListener(_onGlobalStateChanged);
_mapController?.dispose();
super.dispose();
}
void _onGlobalStateChanged() {
// React to global route selection changes
if (mounted) {
_loadStopsForSelectedRoute();
}
}
/// Perform Supabase connection check as specified in requirements
Future<void> _performSupabaseConnectionCheck() async {
if (!mounted) return;
setState(() {
_isLoading = true;
_error = null;
});
// Step 1 & 2: Validate credentials and initialize Supabase client
final connectionResult = await SupabaseService.performConnectionCheck();
if (connectionResult['success']) {
// Connection successful - show "Connected ✓" and count
if (mounted) {
setState(() {
_isConnected = true;
_connectionStatus = 'Connected ✓';
_routeCount = connectionResult['count'] ?? 0;
_lastRoutesError = null;
_isLoading = false;
});
}
// Load initial data after successful connection
if (mounted) {
await _loadInitialData();
}
} else {
// Connection failed - show error
final errorMessage = connectionResult['error'] ?? 'Unknown error';
if (mounted) {
setState(() {
_isConnected = false;
_connectionStatus = 'Connection Failed';
_lastRoutesError = errorMessage;
_error = errorMessage;
_isLoading = false;
});
}
// Show red toast for credential issues
if (errorMessage.contains('Missing') ||
errorMessage.contains('SUPABASE_URL') ||
errorMessage.contains('SUPABASE_ANON_KEY')) {
Fluttertoast.showToast(
msg: "Missing SUPABASE_URL or SUPABASE_ANON_KEY",
toastLength: Toast.LENGTH_LONG,
gravity: ToastGravity.CENTER,
backgroundColor: Colors.red,
textColor: Colors.white,
fontSize: 16.0,
);
}
}
}
Future<void> _loadInitialData() async {
setState(() {
_isLoading = true;
_error = null;
_lastRoutesError = null;
});
try {
// Check if we have routes loaded globally
if (_appStateService.allRoutes.isEmpty &&
!_appStateService.isLoadingRoutes) {
await _appStateService.loadRoutes();
}
final routes = _appStateService.allRoutes;
if (mounted) {
setState(() {
_routeCount = routes.length;
_lastRoutesError = null; // Clear any previous errors when successful
_isConnected = true; // Update connection status on successful data load
_connectionStatus = 'Connected ✓';
});
}
// Show toast if no routes found as specified in requirements
if (routes.isEmpty) {
WidgetsBinding.instance.addPostFrameCallback((_) {
Fluttertoast.showToast(
msg: "No routes available",
toastLength: Toast.LENGTH_LONG,
gravity: ToastGravity.CENTER,
backgroundColor: Colors.orange,
textColor: Colors.white,
fontSize: 16.0,
);
});
if (mounted) {
setState(() {
_isLoading = false;
});
}
return;
}
// Auto-pick the first route if no route is selected (Step 6 from requirements)
if (mounted && _appStateService.selectedRouteId == null && routes.isNotEmpty) {
final firstRoute = routes.first;
await _appStateService.selectRoute(firstRoute.id);
}
// Load stops for currently selected route
if (mounted) {
await _loadStopsForSelectedRoute();
}
} catch (e) {
if (mounted) {
setState(() {
_error = 'Error loading routes: ${e.toString()}';
_lastRoutesError = e.toString();
_isLoading = false;
_isConnected = false;
_connectionStatus = 'Connection Failed';
});
}
// Show Supabase connection error as per requirements
if (e.toString().contains('connection') ||
e.toString().contains('credentials')) {
WidgetsBinding.instance.addPostFrameCallback((_) {
Fluttertoast.showToast(
msg: "Could not connect to Supabase. Please check credentials.",
toastLength: Toast.LENGTH_LONG,
gravity: ToastGravity.CENTER,
backgroundColor: Colors.red,
textColor: Colors.white,
fontSize: 16.0,
);
});
}
}
}
Future<void> _loadStopsForSelectedRoute() async {
final selectedRouteId = _appStateService.selectedRouteId;
if (selectedRouteId == null) {
setState(() {
_routeStops = [];
_markers = {};
_selectedStop = null;
_nextBusMessage = null;
_isLoading = false;
});
return;
}
setState(() {
_isLoading = true;
_error = null;
_selectedStop = null;
_nextBusMessage = null;
});
try {
// Use the exact query from requirements (Step 7)
final stops = await _transportationService.getRouteStopsOrderedBySeq(
selectedRouteId,
);
if (mounted) {
setState(() {
_routeStops = stops;
_isLoading = false;
});
}
// Clear and re-render markers
if (mounted) {
await _updateMapMarkers();
}
// Move camera to show all stops
if (mounted && stops.isNotEmpty && _mapController != null) {
_fitCameraToStops(stops);
}
} catch (e) {
if (mounted) {
setState(() {
_error = 'Error loading stops: ${e.toString()}';
_isLoading = false;
_routeStops = [];
_markers = {};
});
}
}
}
Future<void> _updateMapMarkers() async {
Set<Marker> markers = {};
for (int i = 0; i < _routeStops.length; i++) {
final stop = _routeStops[i];
final isSelected = _selectedStop?.id == stop.id;
markers.add(
Marker(
markerId: MarkerId(stop.id),
position: LatLng(stop.lat, stop.lng),
onTap: () => _onStopTapped(stop),
icon: await _createStopMarkerIcon(
isSelected: isSelected,
stopNumber: (i + 1).toString(),
),
infoWindow: InfoWindow(title: stop.name, snippet: 'Parada ${i + 1}'),
),
);
}
if (mounted) {
setState(() {
_markers = markers;
});
}
}
Future<BitmapDescriptor> _createStopMarkerIcon({
required bool isSelected,
required String stopNumber,
}) async {
if (isSelected) {
return BitmapDescriptor.defaultMarkerWithHue(BitmapDescriptor.hueGreen);
} else {
return BitmapDescriptor.defaultMarkerWithHue(BitmapDescriptor.hueYellow);
}
}
Future<void> _onStopTapped(BusStopModel stop) async {
if (!mounted) return;
setState(() {
_selectedStop = stop;
_nextBusMessage = null;
});
if (mounted) {
await _updateMapMarkers();
}
// Calculate next bus time for this stop
if (mounted) {
final selectedRouteId = _appStateService.selectedRouteId;
if (selectedRouteId != null) {
await _calculateNextBusTime(stop, selectedRouteId);
}
}
}
Future<void> _calculateNextBusTime(BusStopModel stop, String routeId) async {
try {
final nextBusInfo = await _transportationService.getNextBusTime(
routeId,
stop.id,
);
if (nextBusInfo != null) {
if (nextBusInfo['minutes_until_arrival'] != null) {
final minutes = nextBusInfo['minutes_until_arrival'] ?? 0;
final scheduleType = nextBusInfo['schedule_type'] ?? 'weekday';
String scheduleDisplay = '';
switch (scheduleType) {
case 'weekday':
scheduleDisplay = 'Lunes-Viernes';
break;
case 'saturday':
scheduleDisplay = 'Sábado';
break;
case 'sunday':
scheduleDisplay = 'Domingo';
break;
}
if (mounted) {
setState(() {
_nextBusMessage = 'Próximo bus en: $minutes min ($scheduleDisplay)';
});
}
} else if (nextBusInfo['first_tomorrow'] != null) {
if (mounted) {
setState(() {
_nextBusMessage =
'No hay más buses hoy. Primer bus mañana: ${nextBusInfo['first_tomorrow']}';
});
}
}
} else {
if (mounted) {
setState(() {
_nextBusMessage = 'No hay más buses programados';
});
}
}
} catch (e) {
if (mounted) {
setState(() {
_nextBusMessage = 'Error calculando próximo bus';
});
}
}
}
void _showBusArrivalInfo(BusStopModel stop, RouteModel route) {
showModalBottomSheet(
context: context,
isScrollControlled: true,
backgroundColor: Colors.transparent,
builder: (context) => DraggableScrollableSheet(
initialChildSize: 0.6,
maxChildSize: 0.9,
minChildSize: 0.3,
builder: (context, scrollController) =>
BusArrivalBottomSheet(busStop: stop, route: route),
),
);
}
void _showRouteSelector() {
showModalBottomSheet(
context: context,
backgroundColor: Colors.transparent,
isScrollControlled: true,
builder: (context) => RouteSelectionBottomSheet(
title: 'Seleccionar Ruta',
onRouteChanged: () {
// The global state listener will handle the reload
},
),
);
}
void _fitCameraToStops(List<BusStopModel> stops) {
if (stops.isEmpty || _mapController == null) return;
double minLat = stops.first.lat;
double maxLat = stops.first.lat;
double minLng = stops.first.lng;
double maxLng = stops.first.lng;
for (final stop in stops) {
minLat = math.min(minLat, stop.lat);
maxLat = math.max(maxLat, stop.lat);
minLng = math.min(minLng, stop.lng);
maxLng = math.max(maxLng, stop.lng);
}
_mapController!.animateCamera(
CameraUpdate.newLatLngBounds(
LatLngBounds(
southwest: LatLng(minLat - 0.01, minLng - 0.01),
northeast: LatLng(maxLat + 0.01, maxLng + 0.01),
),
100.0,
),
);
}
void _onMapCreated(GoogleMapController controller) {
_mapController = controller;
if (_routeStops.isNotEmpty) {
_fitCameraToStops(_routeStops);
}
}
@override
Widget build(BuildContext context) {
final selectedRoute = _appStateService.getSelectedRoute();
final selectedRouteName = _appStateService.selectedRouteName;
return Scaffold(
backgroundColor: Colors.white,
appBar: AppBar(
backgroundColor: const Color(0xFFFEE715),
elevation: 0,
leading: IconButton(
icon: const Icon(Icons.menu, color: Color(0xFF101820)),
onPressed: () {
// TODO: Implement menu functionality
},
),
title: const Text(
'SIBU',
style: TextStyle(
color: Color(0xFF101820),
fontWeight: FontWeight.bold,
fontSize: 20,
),
),
centerTitle: true,
actions: [
IconButton(
icon: const Icon(Icons.feedback, color: Color(0xFF101820)),
onPressed: () {
// TODO: Implement feedback functionality
},
),
],
),
body: RefreshIndicator(
onRefresh: _performSupabaseConnectionCheck,
child: Stack(
children: [
// Google Map
GoogleMap(
onMapCreated: _onMapCreated,
initialCameraPosition: const CameraPosition(
target: _initialPosition,
zoom: 11.0,
),
markers: _markers,
myLocationEnabled: true,
myLocationButtonEnabled: false,
zoomControlsEnabled: false,
mapToolbarEnabled: false,
),
// Debug banner with updated connection status
DebugBannerWidget(
lastError: _lastRoutesError,
routeCount: _routeCount,
isConnected: _isConnected,
connectionStatus: _connectionStatus,
),
// Route selector card (always visible when route is selected)
if (selectedRoute != null && selectedRouteName != null)
Positioned(
top: 80,
left: 16,
right: 16,
child: GestureDetector(
onTap: _showRouteSelector,
child: Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(12),
boxShadow: [
BoxShadow(
color: Colors.black.withAlpha(26),
blurRadius: 8,
offset: const Offset(0, 2),
),
],
),
child: Row(
children: [
Icon(
Icons.route,
color: const Color(0xFF101820),
size: 24,
),
const SizedBox(width: 12),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Route: $selectedRouteName',
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.w600,
color: Color(0xFF101820),
),
),
Text(
'${_routeStops.length} stops',
style: TextStyle(
fontSize: 14,
color: Colors.grey[600],
),
),
],
),
),
Icon(
Icons.keyboard_arrow_down,
color: Colors.grey[600],
size: 20,
),
],
),
),
),
),
// Next bus info (when stop is selected)
if (_selectedStop != null && selectedRoute != null)
Positioned(
bottom: 100,
left: 16,
right: 16,
child: Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: const Color(0xFFFEE715),
borderRadius: BorderRadius.circular(12),
boxShadow: [
BoxShadow(
color: Colors.black.withAlpha(26),
blurRadius: 8,
offset: const Offset(0, 2),
),
],
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text(
_selectedStop!.name,
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
color: Color(0xFF101820),
),
textAlign: TextAlign.center,
),
const SizedBox(height: 8),
Text(
_nextBusMessage ?? 'Calculando próximo bus...',
style: TextStyle(
fontSize: 14,
color: const Color(0xFF101820).withAlpha(204),
),
textAlign: TextAlign.center,
),
const SizedBox(height: 12),
SizedBox(
width: double.infinity,
child: ElevatedButton(
onPressed: () => _showBusArrivalInfo(
_selectedStop!,
selectedRoute,
),
style: ElevatedButton.styleFrom(
backgroundColor: const Color(0xFF101820),
foregroundColor: Colors.white,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
padding: const EdgeInsets.symmetric(vertical: 12),
),
child: const Text(
'CONSULTAR SIGUIENTE BUS',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
),
),
),
),
],
),
),
),
// Loading indicator
if (_isLoading)
Container(
color: Colors.black.withAlpha(77),
child: const Center(
child: CircularProgressIndicator(
valueColor:
AlwaysStoppedAnimation<Color>(Color(0xFFFEE715)),
),
),
),
// Error message (Step 4: red error card)
if (_error != null)
Positioned(
top: 150,
left: 16,
right: 16,
child: Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.red[100],
borderRadius: BorderRadius.circular(12),
border: Border.all(color: Colors.red[300]!),
),
child: Row(
children: [
Icon(Icons.error_outline,
color: Colors.red[600], size: 24),
const SizedBox(width: 12),
Expanded(
child: Text(
_error!,
style:
TextStyle(color: Colors.red[600], fontSize: 14),
),
),
IconButton(
onPressed: () {
setState(() => _error = null);
_performSupabaseConnectionCheck();
},
icon: Icon(
Icons.refresh,
color: Colors.red[600],
size: 20,
),
),
],
),
),
),
// No routes found message (Step 4)
if (_routeCount == 0 && !_isLoading && _error == null)
Positioned(
top: 150,
left: 16,
right: 16,
child: Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.orange[100],
borderRadius: BorderRadius.circular(12),
border: Border.all(color: Colors.orange[300]!),
),
child: Row(
children: [
Icon(
Icons.warning_outlined,
color: Colors.orange[600],
size: 24,
),
const SizedBox(width: 12),
const Expanded(
child: Text(
'No routes available',
style: TextStyle(fontSize: 14),
),
),
IconButton(
onPressed: _performSupabaseConnectionCheck,
icon: Icon(
Icons.refresh,
color: Colors.orange[600],
size: 20,
),
),
],
),
),
),
// Route selector floating button (when no route selected)
if (selectedRoute == null &&
!_appStateService.isLoadingRoutes &&
_routeCount > 0)
Positioned(
top: 80,
right: 16,
child: FloatingActionButton(
mini: true,
backgroundColor: const Color(0xFFFEE715),
onPressed: _showRouteSelector,
child: const Icon(Icons.route, color: Color(0xFF101820)),
),
),
// Small refresh icon with updated refresh method
if (selectedRoute != null)
Positioned(
top: 80,
right: 16,
child: FloatingActionButton(
mini: true,
backgroundColor: const Color(0xFFFEE715),
onPressed:
_performSupabaseConnectionCheck, // Updated to use connection check
child: const Icon(Icons.refresh, color: Color(0xFF101820)),
),
),
],
),
),
bottomNavigationBar: CustomBottomBar(
currentIndex: 0,
onTap: (int index) {
// Handle navigation tap
},
),
);
}
}