import 'package:flutter/material.dart';
import 'package:google_maps_flutter/google_maps_flutter.dart';
import 'package:geolocator/geolocator.dart';

class MapContent extends StatefulWidget {
  const MapContent({super.key});

  @override
  State<MapContent> createState() => _MapContentState();
}

class _MapContentState extends State<MapContent> {
  GoogleMapController? _mapController;
  LatLng _initialPosition = const LatLng(48.8566, 2.3522); // Paris par défaut
  final TextEditingController _searchController = TextEditingController();
  bool _isLoadingLocation = false;
  Position? _currentPosition;

  @override
  void initState() {
    super.initState();
    _getCurrentLocation();
  }

  @override
  void dispose() {
    _searchController.dispose();
    _mapController?.dispose();
    super.dispose();
  }

  // Obtenir la position actuelle
  Future<void> _getCurrentLocation() async {
    setState(() {
      _isLoadingLocation = true;
    });

    try {
      // Vérifier si la localisation est activée
      bool serviceEnabled = await Geolocator.isLocationServiceEnabled();
      if (!serviceEnabled) {
        _showError('Veuillez activer les services de localisation');
        setState(() {
          _isLoadingLocation = false;
        });
        return;
      }

      // Vérifier les permissions
      LocationPermission permission = await Geolocator.checkPermission();
      if (permission == LocationPermission.denied) {
        permission = await Geolocator.requestPermission();
        if (permission == LocationPermission.denied) {
          _showError('Permission de localisation refusée');
          setState(() {
            _isLoadingLocation = false;
          });
          return;
        }
      }

      if (permission == LocationPermission.deniedForever) {
        _showError('Permission de localisation refusée définitivement');
        setState(() {
          _isLoadingLocation = false;
        });
        return;
      }

      // Obtenir la position actuelle
      Position position = await Geolocator.getCurrentPosition(
        desiredAccuracy: LocationAccuracy.high,
      );

      setState(() {
        _currentPosition = position;
        _initialPosition = LatLng(position.latitude, position.longitude);
        _isLoadingLocation = false;
      });

      // Animer la caméra vers la position actuelle
      if (_mapController != null) {
        _mapController!.animateCamera(
          CameraUpdate.newLatLngZoom(_initialPosition, 14),
        );
      }
    } catch (e) {
      _showError('Erreur lors de la récupération de la position: $e');
      setState(() {
        _isLoadingLocation = false;
      });
    }
  }

  void _showError(String message) {
    ScaffoldMessenger.of(context).showSnackBar(
      SnackBar(content: Text(message), backgroundColor: Colors.red),
    );
  }

  void _searchLocation() {
    final searchQuery = _searchController.text.trim();
    if (searchQuery.isNotEmpty) {
      ScaffoldMessenger.of(
        context,
      ).showSnackBar(SnackBar(content: Text('Recherche de: $searchQuery')));
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: SafeArea(
        child: Padding(
          padding: const EdgeInsets.all(12.0),
          child: Column(
            children: [
              // Champ de recherche
              TextField(
                controller: _searchController,
                decoration: InputDecoration(
                  hintText: 'Rechercher un lieu...',
                  prefixIcon: const Icon(Icons.search),
                  border: OutlineInputBorder(
                    borderRadius: BorderRadius.circular(12.0),
                  ),
                  filled: true,
                  fillColor: Colors.white,
                ),
                onSubmitted: (_) => _searchLocation(),
              ),

              const SizedBox(height: 12),

              // Google Maps
              Expanded(
                child: Stack(
                  children: [
                    ClipRRect(
                      borderRadius: BorderRadius.circular(16),
                      child: GoogleMap(
                        initialCameraPosition: CameraPosition(
                          target: _initialPosition,
                          zoom: 14,
                        ),
                        onMapCreated: (GoogleMapController controller) {
                          _mapController = controller;
                        },
                        myLocationEnabled: true,
                        myLocationButtonEnabled: false,
                        zoomControlsEnabled: false,
                      ),
                    ),

                    // Indicateur de chargement
                    if (_isLoadingLocation)
                      Center(
                        child: Container(
                          padding: EdgeInsets.all(16),
                          decoration: BoxDecoration(
                            color: Colors.white,
                            borderRadius: BorderRadius.circular(12),
                          ),
                          child: Column(
                            mainAxisSize: MainAxisSize.min,
                            children: [
                              CircularProgressIndicator(),
                              SizedBox(height: 8),
                              Text('Localisation en cours...'),
                            ],
                          ),
                        ),
                      ),
                  ],
                ),
              ),
            ],
          ),
        ),
      ),

      // Bouton flottant pour recentrer sur la position actuelle
      floatingActionButton: FloatingActionButton(
        onPressed: _getCurrentLocation,
        tooltip: 'Ma position',
        child: Icon(Icons.my_location),
      ),
    );
  }
}