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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,169 @@ | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:http/http.dart' as http; | ||
| import 'dart:convert'; | ||
| import '../bus_info.dart'; | ||
|
|
||
| class BusArrivalPage extends StatefulWidget { | ||
| final String routeNumber; | ||
|
|
||
| const BusArrivalPage({ | ||
| super.key, | ||
| required this.routeNumber, | ||
| }); | ||
|
|
||
| @override | ||
| State<BusArrivalPage> createState() => _BusArrivalPageState(); | ||
| } | ||
|
|
||
| class _BusArrivalPageState extends State<BusArrivalPage> { | ||
| List<dynamic> busData = []; | ||
| bool isLoading = false; | ||
| bool isAscending = true; // true: 정문방향(오름차순), false: 사색방향(내림차순) | ||
|
|
||
| @override | ||
| void initState() { | ||
| super.initState(); | ||
| fetchBusData(); | ||
| } | ||
|
|
||
| Future<void> fetchBusData() async { | ||
| setState(() { | ||
| isLoading = true; | ||
| }); | ||
|
|
||
| try { | ||
| final routeId = busRouteMap[widget.routeNumber]; | ||
| final response = await http.get( | ||
| Uri.parse('http://localhost:8081/bus/$routeId/eta'), | ||
| ); | ||
|
|
||
| if (response.statusCode == 200) { | ||
| final data = json.decode(response.body); | ||
| if (data['ok']) { | ||
| setState(() { | ||
| busData = List.from(data['data']) | ||
| ..sort((a, b) => isAscending | ||
| ? int.parse(a['stationSeq']).compareTo(int.parse(b['stationSeq'])) | ||
| : int.parse(b['stationSeq']).compareTo(int.parse(a['stationSeq']))); | ||
| }); | ||
| } | ||
| } | ||
| } catch (e) { | ||
| if (mounted) { | ||
| ScaffoldMessenger.of(context).showSnackBar( | ||
| SnackBar(content: Text('오류 발생: $e')), | ||
| ); | ||
| } | ||
| } finally { | ||
| setState(() { | ||
| isLoading = false; | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| return Scaffold( | ||
| appBar: AppBar( | ||
| leading: IconButton( | ||
| icon: const Icon(Icons.arrow_back), | ||
| onPressed: () => Navigator.pop(context), | ||
| ), | ||
| title: Text('${widget.routeNumber}번 버스'), | ||
| ), | ||
| body: Column( | ||
| children: [ | ||
| Padding( | ||
| padding: const EdgeInsets.all(16.0), | ||
| child: SegmentedButton<bool>( | ||
| segments: const [ | ||
| ButtonSegment<bool>( | ||
| value: true, | ||
| label: Text("정문 방향"), | ||
| ), | ||
| ButtonSegment<bool>( | ||
| value: false, | ||
| label: Text("사색 방향"), | ||
| ), | ||
| ], | ||
| selected: {isAscending}, | ||
| onSelectionChanged: (Set<bool> newSelection) { | ||
| setState(() { | ||
| isAscending = newSelection.first; | ||
| busData.sort((a, b) => isAscending | ||
| ? int.parse(a['stationSeq']).compareTo(int.parse(b['stationSeq'])) | ||
| : int.parse(b['stationSeq']).compareTo(int.parse(a['stationSeq']))); | ||
| }); | ||
| }, | ||
| style: ButtonStyle( | ||
| side: WidgetStateProperty.all( | ||
| const BorderSide(color: Colors.blue), | ||
| ), | ||
| ), | ||
| ), | ||
| ), | ||
| Expanded( | ||
| child: isLoading | ||
| ? const Center(child: CircularProgressIndicator()) | ||
| : busData.isEmpty | ||
| ? const Center( | ||
| child: Text('운행 중인 버스가 없습니다.'), | ||
| ) | ||
| : ListView.builder( | ||
| itemCount: busData.length, | ||
| itemBuilder: (context, index) { | ||
| final bus = busData[index]; | ||
| final totalStations = int.parse(stationRouteOrder[widget.routeNumber] ?? "0"); | ||
| final currentStation = int.parse(bus['stationSeq']); | ||
| final remainingStations = totalStations - currentStation; | ||
|
|
||
| return Card( | ||
| margin: const EdgeInsets.symmetric( | ||
| horizontal: 16.0, | ||
| vertical: 8.0, | ||
| ), | ||
| shape: RoundedRectangleBorder( | ||
| borderRadius: BorderRadius.circular(12.0), | ||
| side: const BorderSide(color: Colors.blue), | ||
| ), | ||
| child: Padding( | ||
| padding: const EdgeInsets.all(16.0), | ||
| child: Column( | ||
| crossAxisAlignment: CrossAxisAlignment.start, | ||
| children: [ | ||
| Row( | ||
| children: [ | ||
| Icon( | ||
| Icons.directions_bus, | ||
| color: Colors.blue, | ||
| size: 24, | ||
| ), | ||
| const SizedBox(width: 8), | ||
| Text( | ||
| "${bus['stationName']}", | ||
| style: const TextStyle( | ||
| fontWeight: FontWeight.bold, | ||
| ), | ||
| ), | ||
| ], | ||
| ), | ||
| const SizedBox(height: 8), | ||
| Text( | ||
| '${bus['plateNo']}\n' | ||
| '기점에서 ${bus['stationSeq']}째 정류장\n' | ||
| '${"종점(사색의광장)"}까지: $remainingStations 전\n' | ||
| '잔여: ${bus['remainSeatCnt']} 석', | ||
| style: const TextStyle(fontSize: 14), | ||
| ), | ||
| ], | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ), | ||
| ], | ||
| ), | ||
| ); | ||
| } | ||
| } |
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