495 lines
15 KiB
Dart
495 lines
15 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:google_maps_flutter/google_maps_flutter.dart';
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import 'package:intl/intl.dart';
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import '../models/sito.dart';
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import '../models/allarme.dart';
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import '../services/api_service.dart';
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import '../widgets/allarme_card.dart';
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import '../utils/constants.dart';
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class SitoDetailScreen extends StatefulWidget {
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final Sito sito;
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const SitoDetailScreen({super.key, required this.sito});
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@override
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State<SitoDetailScreen> createState() => _SitoDetailScreenState();
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}
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class _SitoDetailScreenState extends State<SitoDetailScreen>
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with SingleTickerProviderStateMixin {
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final _apiService = ApiService();
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List<Allarme> _allarmi = [];
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bool _isLoadingAllarmi = true;
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String? _errorMessage;
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late TabController _tabController;
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GoogleMapController? _mapController;
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@override
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void initState() {
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super.initState();
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_tabController = TabController(length: 2, vsync: this);
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_loadAllarmi();
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}
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@override
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void dispose() {
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_tabController.dispose();
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_mapController?.dispose();
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super.dispose();
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}
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Future<void> _loadAllarmi() async {
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try {
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final response = await _apiService.getAllarmiBySito(widget.sito.id);
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setState(() {
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_allarmi = response.items;
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_isLoadingAllarmi = false;
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});
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} catch (e) {
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setState(() {
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_errorMessage = 'Errore caricamento allarmi: $e';
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_isLoadingAllarmi = false;
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});
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}
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}
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Color _getTipoColor() {
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switch (widget.sito.tipo) {
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case 'ponte':
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return Colors.blue;
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case 'galleria':
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return Colors.brown;
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case 'diga':
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return Colors.cyan;
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case 'frana':
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return Colors.orange;
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case 'versante':
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return Colors.green;
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case 'edificio':
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return Colors.purple;
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default:
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return AppColors.primary;
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}
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}
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IconData _getTipoIcon() {
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switch (widget.sito.tipo) {
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case 'ponte':
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return Icons.architecture;
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case 'galleria':
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return Icons.south_west;
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case 'diga':
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return Icons.water_damage;
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case 'frana':
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return Icons.landscape;
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case 'versante':
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return Icons.terrain;
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case 'edificio':
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return Icons.business;
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default:
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return Icons.location_on;
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}
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}
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int get _allarmiCritici =>
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_allarmi.where((a) => a.severita == 'critical').length;
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int get _allarmiAperti =>
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_allarmi.where((a) => a.stato != 'risolto').length;
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@override
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Widget build(BuildContext context) {
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final dateFormat = DateFormat('dd/MM/yyyy');
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return Scaffold(
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body: NestedScrollView(
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headerSliverBuilder: (context, innerBoxIsScrolled) {
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return [
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SliverAppBar(
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expandedHeight: 180,
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pinned: true,
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flexibleSpace: FlexibleSpaceBar(
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background: Container(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [
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_getTipoColor(),
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_getTipoColor().withOpacity(0.7),
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],
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),
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),
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child: SafeArea(
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child: Padding(
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padding: const EdgeInsets.fromLTRB(
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AppSizes.paddingL,
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AppSizes.paddingL,
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AppSizes.paddingL,
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70, // Spazio per le tab (altezza standard tab bar)
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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Row(
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children: [
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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.white,
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borderRadius: BorderRadius.circular(12),
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),
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child: Icon(
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_getTipoIcon(),
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size: 32,
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color: _getTipoColor(),
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),
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),
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const SizedBox(width: 12),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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widget.sito.tipoReadable,
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style: TextStyle(
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color: Colors.white.withOpacity(0.9),
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fontSize: 14,
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),
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),
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Text(
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widget.sito.nome,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 24,
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fontWeight: FontWeight.bold,
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),
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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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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bottom: TabBar(
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controller: _tabController,
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tabs: const [
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Tab(text: 'Informazioni', icon: Icon(Icons.info_outline)),
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Tab(text: 'Allarmi', icon: Icon(Icons.notifications_active)),
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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: TabBarView(
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controller: _tabController,
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children: [
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// Tab Informazioni
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_buildInfoTab(dateFormat),
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// Tab Allarmi
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_buildAllarmiTab(),
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],
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),
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),
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);
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}
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Widget _buildInfoTab(DateFormat dateFormat) {
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return SingleChildScrollView(
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padding: const EdgeInsets.all(AppSizes.paddingL),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Statistiche rapide
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Row(
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children: [
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Expanded(
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child: _buildStatCard(
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'Allarmi Totali',
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_allarmi.length.toString(),
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Icons.notifications,
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AppColors.primary,
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),
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),
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const SizedBox(width: AppSizes.paddingM),
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Expanded(
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child: _buildStatCard(
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'Critici',
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_allarmiCritici.toString(),
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Icons.warning,
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AppColors.critical,
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),
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),
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const SizedBox(width: AppSizes.paddingM),
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Expanded(
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child: _buildStatCard(
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'Aperti',
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_allarmiAperti.toString(),
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Icons.pending,
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AppColors.warning,
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),
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),
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],
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),
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const SizedBox(height: 24),
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// Descrizione
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if (widget.sito.descrizione != null) ...[
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const Text('Descrizione', style: AppTextStyles.h3),
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const SizedBox(height: 8),
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Text(
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widget.sito.descrizione!,
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style: AppTextStyles.bodyLarge,
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),
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const SizedBox(height: 24),
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],
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// Mappa
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if (widget.sito.hasCoordinates) ...[
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const Text('Posizione', style: AppTextStyles.h3),
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const SizedBox(height: 12),
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_buildMapView(),
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const SizedBox(height: 24),
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],
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// Dettagli tecnici
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const Text('Dettagli', style: AppTextStyles.h3),
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const SizedBox(height: 12),
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_buildInfoCard(
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icon: Icons.place,
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title: 'Località',
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value: widget.sito.localita,
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),
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if (widget.sito.regione != null) ...[
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const SizedBox(height: 8),
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_buildInfoCard(
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icon: Icons.map,
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title: 'Regione',
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value: widget.sito.regione!,
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),
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],
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if (widget.sito.codiceIdentificativo != null) ...[
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const SizedBox(height: 8),
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_buildInfoCard(
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icon: Icons.qr_code,
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title: 'Codice Identificativo',
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value: widget.sito.codiceIdentificativo!,
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),
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],
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if (widget.sito.hasCoordinates) ...[
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const SizedBox(height: 8),
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_buildInfoCard(
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icon: Icons.my_location,
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title: 'Coordinate',
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value:
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'${widget.sito.latitudine!.toStringAsFixed(6)}, ${widget.sito.longitudine!.toStringAsFixed(6)}',
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),
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],
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if (widget.sito.altitudine != null) ...[
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const SizedBox(height: 8),
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_buildInfoCard(
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icon: Icons.height,
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title: 'Altitudine',
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value: '${widget.sito.altitudine!.toStringAsFixed(0)} m s.l.m.',
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),
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],
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const SizedBox(height: 8),
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_buildInfoCard(
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icon: Icons.calendar_today,
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title: 'Data creazione',
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value: dateFormat.format(widget.sito.createdAt),
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),
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],
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),
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);
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}
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Widget _buildAllarmiTab() {
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if (_isLoadingAllarmi) {
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return const Center(child: CircularProgressIndicator());
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}
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if (_errorMessage != null) {
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return Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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const Icon(Icons.error_outline, size: 64, color: AppColors.critical),
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const SizedBox(height: 16),
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Text(_errorMessage!),
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const SizedBox(height: 16),
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ElevatedButton.icon(
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onPressed: _loadAllarmi,
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icon: const Icon(Icons.refresh),
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label: const Text('Riprova'),
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),
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],
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),
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);
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}
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if (_allarmi.isEmpty) {
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return const Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.check_circle_outline, size: 64, color: AppColors.success),
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SizedBox(height: 16),
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Text('Nessun allarme registrato', style: AppTextStyles.h3),
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SizedBox(height: 8),
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Text(
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'Questo sito non ha allarmi nello storico',
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style: AppTextStyles.bodyMedium,
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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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}
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return RefreshIndicator(
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onRefresh: _loadAllarmi,
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child: ListView.builder(
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padding: const EdgeInsets.all(AppSizes.paddingM),
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itemCount: _allarmi.length,
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itemBuilder: (context, index) {
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return AllarmeCard(allarme: _allarmi[index]);
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},
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),
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);
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}
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Widget _buildStatCard(String label, String value, IconData icon, Color color) {
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return Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: color.withOpacity(0.1),
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: color.withOpacity(0.3)),
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),
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child: Column(
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children: [
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Icon(icon, color: color, size: 24),
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const SizedBox(height: 8),
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Text(
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value,
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style: TextStyle(
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fontSize: 24,
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fontWeight: FontWeight.bold,
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color: color,
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),
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),
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const SizedBox(height: 4),
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Text(
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label,
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style: TextStyle(
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fontSize: 11,
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color: color,
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),
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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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}
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Widget _buildInfoCard({
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required IconData icon,
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required String title,
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required String value,
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}) {
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return 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(12),
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border: Border.all(color: Colors.grey[300]!),
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),
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child: Row(
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children: [
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Icon(icon, color: _getTipoColor(), size: 20),
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const SizedBox(width: 12),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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title,
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style: AppTextStyles.bodySmall.copyWith(
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color: AppColors.textSecondary,
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),
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),
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const SizedBox(height: 2),
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Text(
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value,
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style: AppTextStyles.bodyMedium.copyWith(
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fontWeight: FontWeight.w600,
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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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Widget _buildMapView() {
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if (!widget.sito.hasCoordinates) {
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return const SizedBox.shrink();
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}
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final position =
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LatLng(widget.sito.latitudine!, widget.sito.longitudine!);
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return Container(
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height: 250,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: Colors.grey[300]!),
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),
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clipBehavior: Clip.hardEdge,
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child: GoogleMap(
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initialCameraPosition: CameraPosition(
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target: position,
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zoom: 14,
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),
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markers: {
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Marker(
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markerId: MarkerId('sito_${widget.sito.id}'),
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position: position,
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infoWindow: InfoWindow(
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title: widget.sito.nome,
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snippet: widget.sito.tipoReadable,
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),
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icon: BitmapDescriptor.defaultMarkerWithHue(
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_getTipoColor() == Colors.blue
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? BitmapDescriptor.hueBlue
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: _getTipoColor() == Colors.green
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? BitmapDescriptor.hueGreen
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: _getTipoColor() == Colors.orange
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? BitmapDescriptor.hueOrange
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: BitmapDescriptor.hueRed,
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),
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),
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},
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myLocationButtonEnabled: true,
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zoomControlsEnabled: true,
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mapToolbarEnabled: false,
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onMapCreated: (controller) {
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_mapController = controller;
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},
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),
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);
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}
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}
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