Jaga-Jalan/android/lib/cuaca_page.dart

458 lines
16 KiB
Dart

import 'dart:convert';
import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'package:geolocator/geolocator.dart';
import 'package:file_picker/file_picker.dart';
import 'dashboard_page.dart';
import 'package:http/http.dart' as http;
import 'package:flutter_map/flutter_map.dart';
import 'package:latlong2/latlong.dart';
import 'package:geocoding/geocoding.dart';
import 'package:map_picker/map_picker.dart';
import 'package:intl/intl.dart';
import 'dart:async';
import 'config/api_config.dart';
import 'config/theme_colors.dart';
import 'widgets/custom_bottom_bar.dart';
class CuacaPage extends StatefulWidget {
@override
_CuacaPageState createState() => _CuacaPageState();
}
class _CuacaPageState extends State<CuacaPage> {
final mapController = MapController();
final mapPickerController = MapPickerController();
LatLng cameraPosition = LatLng(-8.135565, 113.221188);
double cameraZoom = 13.0;
final textController = TextEditingController();
List<Map<String, dynamic>> cuaca = [];
Map<String, dynamic> locationInfo = {};
Timer? _debounceTimer;
String currentWeatherIcon = 'https://cdn.weatherapi.com/weather/64x64/day/116.png';
@override
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((_) {
getWeather(cameraPosition.latitude, cameraPosition.longitude);
});
}
@override
void dispose() {
_debounceTimer?.cancel();
super.dispose();
}
void _debouncedGetWeather(double latitude, double longitude) {
if (_debounceTimer?.isActive ?? false) _debounceTimer!.cancel();
_debounceTimer = Timer(const Duration(milliseconds: 500), () {
getWeather(latitude, longitude);
});
}
@override
Widget build(BuildContext context) {
final isDarkMode = Theme.of(context).brightness == Brightness.dark;
return Scaffold(
backgroundColor: ThemeColors.primary(context),
body: Stack(
children: [
// Layer 1: Background image
Positioned.fill(
child: Image.asset(
isDarkMode
? 'assets/images/background_dark.png'
: 'assets/images/background_light.png',
fit: BoxFit.cover,
),
),
// Layer 2: Content
SafeArea(
child: Column(
children: [
// Custom AppBar
Container(
padding: EdgeInsets.all(16),
child: Text(
'Cuaca Hari Ini',
style: TextStyle(
fontSize: 24,
fontWeight: FontWeight.bold,
color: ThemeColors.textPrimary(context),
),
),
),
// Map dan Weather List dengan padding bottom untuk bottom bar
Expanded(
child: Padding(
padding: EdgeInsets.only(bottom: 100), // Tambahkan padding untuk bottom bar
child: Column(
children: [
Expanded(
child: Stack(
children: [
// Map
Positioned.fill(
child: ClipRRect(
borderRadius: BorderRadius.circular(20),
child: MapPicker(
mapPickerController: mapPickerController,
child: FlutterMap(
mapController: mapController,
options: MapOptions(
initialCenter: cameraPosition,
initialZoom: cameraZoom,
onPositionChanged: (MapPosition position, bool hasGesture) {
if (hasGesture) {
mapPickerController.mapMoving!();
setState(() {
cameraPosition = position.center!;
cameraZoom = position.zoom!;
});
_debouncedGetWeather(position.center!.latitude, position.center!.longitude);
}
},
),
children: [
openStreetMapTileLayer,
MarkerLayer(
markers: [
Marker(
width: 50,
height: 50,
point: cameraPosition,
child: _buildWeatherMarker(),
),
],
),
],
),
),
),
),
// Location info overlay
if (locationInfo.isNotEmpty)
Positioned(
top: 16,
left: 16,
right: 16,
child: Container(
padding: EdgeInsets.all(16),
decoration: BoxDecoration(
color: ThemeColors.background(context),
borderRadius: BorderRadius.circular(12),
boxShadow: [
BoxShadow(
color: ThemeColors.shadowColor(context),
blurRadius: 8,
offset: Offset(0, 2),
),
],
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
locationInfo['name'] ?? '',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: ThemeColors.textPrimary(context),
),
),
SizedBox(height: 4),
Text(
'${locationInfo['state'] ?? ''}, ${locationInfo['country'] ?? ''}',
style: TextStyle(
fontSize: 14,
color: ThemeColors.textSecondary(context),
),
),
if (locationInfo['jarak'] != null) ...[
SizedBox(height: 4),
Text(
'Jarak: ${locationInfo['jarak']} km',
style: TextStyle(
fontSize: 14,
color: ThemeColors.accent(context),
fontWeight: FontWeight.w500,
),
),
],
],
),
),
),
],
),
),
// Weather list
Expanded(
child: Container(
margin: EdgeInsets.all(16),
decoration: BoxDecoration(
color: ThemeColors.background(context),
borderRadius: BorderRadius.circular(20),
boxShadow: [
BoxShadow(
color: ThemeColors.shadowColor(context),
blurRadius: 15,
offset: Offset(0, 5),
),
],
),
child: _buildWeatherList(),
),
),
],
),
),
),
],
),
),
// Layer 3: Bottom Bar yang mengambang
Positioned(
left: 0,
right: 0,
bottom: 0,
child: CustomBottomBar(currentPage: 'cuaca'),
),
],
),
);
}
Future<void> getWeather(double latitude, double longitude) async {
final url = '${ApiConfig.apiUrl}/cuaca?lat=$latitude&lon=$longitude';
final response = await http.get(Uri.parse(url));
if (response.statusCode == 200) {
final data = jsonDecode(response.body);
setState(() {
locationInfo = data['location'];
cuaca = List<Map<String, dynamic>>.from(data['weather'] ?? []);
textController.text = '${locationInfo['kecamatan']}, ${locationInfo['kota']}\n'
'Jarak: ${locationInfo['jarak']} km';
});
} else {
print('Failed to load weather data: ${response.statusCode}');
print('Response body: ${response.body}');
setState(() {
cuaca = [];
locationInfo = {};
});
}
}
Widget _buildWeatherList() {
if (cuaca.isEmpty) {
return Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
Icons.cloud_off,
size: 48,
color: ThemeColors.textGrey(context),
),
SizedBox(height: 16),
Text(
'Tidak ada data cuaca',
style: TextStyle(
color: ThemeColors.textGrey(context),
),
),
],
),
);
}
return ListView.builder(
itemCount: cuaca.length,
padding: EdgeInsets.all(16),
itemBuilder: (context, index) {
final weather = cuaca[index];
final time = DateTime.parse(weather['datetime']);
return Container(
margin: EdgeInsets.only(bottom: 16),
padding: EdgeInsets.all(16),
decoration: BoxDecoration(
color: ThemeColors.cardBackground(context),
borderRadius: BorderRadius.circular(12),
boxShadow: [
BoxShadow(
color: ThemeColors.shadowColor(context),
blurRadius: 4,
offset: Offset(0, 2),
),
],
),
child: Row(
children: [
// Weather icon
Container(
width: 50,
height: 50,
decoration: BoxDecoration(
color: ThemeColors.inputFill(context),
borderRadius: BorderRadius.circular(12),
),
child: ClipRRect(
borderRadius: BorderRadius.circular(12),
child: Image.network(
weather['icon'].toString().startsWith('http')
? weather['icon']
: 'https:${weather['icon']}',
errorBuilder: (context, error, stackTrace) {
return Icon(
Icons.cloud,
size: 40,
color: ThemeColors.textGrey(context),
);
},
),
),
),
SizedBox(width: 16),
// Weather info
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'${weather['temp']}°C',
style: TextStyle(
fontSize: 20,
fontWeight: FontWeight.bold,
color: ThemeColors.textPrimary(context),
),
),
Text(
weather['description'],
style: TextStyle(
fontSize: 16,
color: ThemeColors.textSecondary(context),
),
),
Text(
'Kelembaban: ${weather['humidity']}%',
style: TextStyle(
fontSize: 14,
color: ThemeColors.textGrey(context),
),
),
Text(
DateFormat('dd MMM yyyy, HH:mm').format(time),
style: TextStyle(
fontSize: 14,
color: ThemeColors.textGrey(context),
),
),
],
),
),
],
),
);
},
);
}
Widget _buildWeatherMarker() {
// Dapatkan rotasi dengan try-catch untuk menangani kasus ketika controller belum siap
double rotation = 0.0;
try {
rotation = mapController.rotation;
} catch (e) {
// Gunakan nilai default 0.0 jika rotasi tidak dapat diakses
rotation = 0.0;
}
if (cuaca.isEmpty) {
return Transform.rotate(
angle: -rotation * (3.141592653589793 / 180),
child: Container(
width: 30,
height: 30,
decoration: BoxDecoration(
color: ThemeColors.background(context),
shape: BoxShape.circle,
boxShadow: [
BoxShadow(
color: ThemeColors.shadowColor(context),
blurRadius: 4,
offset: Offset(0, 1),
),
],
),
child: Icon(
Icons.location_on,
size: 18,
color: ThemeColors.error,
),
),
);
}
// Ambil cuaca saat ini berdasarkan jam
final now = DateTime.now();
final currentWeather = cuaca.firstWhere(
(weather) => DateTime.parse(weather['datetime']).hour == now.hour,
orElse: () => cuaca[0],
);
final iconUrl = currentWeather['icon'].toString().startsWith('http')
? currentWeather['icon']
: 'https:${currentWeather['icon']}';
return Transform.rotate(
angle: -rotation * (3.141592653589793 / 180),
child: Container(
width: 30,
height: 30,
decoration: BoxDecoration(
color: ThemeColors.background(context),
shape: BoxShape.circle,
boxShadow: [
BoxShadow(
color: ThemeColors.shadowColor(context),
blurRadius: 4,
offset: Offset(0, 1),
),
],
),
child: ClipOval(
child: Image.network(
iconUrl,
width: 20,
height: 20,
fit: BoxFit.cover,
errorBuilder: (context, error, stackTrace) {
return Icon(
Icons.cloud,
size: 16,
color: ThemeColors.textGrey(context),
);
},
),
),
),
);
}
}
TileLayer get openStreetMapTileLayer => TileLayer(
urlTemplate: 'https://tile.openstreetmap.org/{z}/{x}/{y}.png',
userAgentPackageName: 'dev.fleaflet.flutter_map.example',
);